lubrication order - jatonkam35sjatonkam35s.com/m915tms/m915_lo 9-2320-273-12.pdflubrication order 14...

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LUBRICATION ORDER 14 JANUARY 1983 LO 9-2320-273-12 Supersedes LO 9-2320-273-12, 22 September 1980 TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6x4, M915 (2320-01-028-4395) TRUCK TRACTOR, LIGHT EQUIPMENT TRANSPORTER (LET), 56,000 GVWR, 6x6, W/WINCH, M916 (2320-01-028-4396) TRUCK TRACTOR, MEDIUM EQUIPMENT TRANSPORTER (MET), 75,000 GVWR, 8x6, W/WINCH, M920 (2320-01-028-4397) TRUCK CHASSIS, 75,000 GVWR, 8x6, FOR 20 TON DUMP TRUCK, M917 (3805-01-028-4389) TRUCK CHASSIS, 56,000 GVWR, 6x6, FOR BITUMINOUS DISTRIBUTOR TRUCK, M918 (3895-01-028-4390) TRUCK CHASSIS, 75,000 GVWR, 8x6, FOR CONCRETE MOBILE REFERENCE: TM 9-2320-273-10 AND TM 9-2320-273-20 Intervals and the related man-hour times are based on normal Clean parts with solvent, drycleaning. Type II (SD-2) (P- operation. The man-hour time specified is the time you D-680). Dry before Iubricating. Dotted arrow points indicate need to do all the services prescribed for a particular inter Iubrication on both sides of the equipment. val. Change the interval if your lubricants are contaminated or if you are operating equipment under adverse conditions, The lowest level of maintenance authorized to Iubrucate including the longer-than-usual operation hours. You may a point is indicated by one of the following symbols as extend the adequate preservation precautions. Clean fittings before Iubricating. appropriate: Operator/crew (C); Organizational Maintenance (0). LO 9-2320-273-12 CARD 1 OF 17

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Page 1: LUBRICATION ORDER - JATONKAM35sjatonkam35s.com/M915TMs/m915_LO 9-2320-273-12.pdfLUBRICATION ORDER 14 JANUARY 1983 ... the lubri-cant retaining seal is considered ... Check oil level

L U B R I C A T I O N O R D E R

1 4 J A N U A R Y 1 9 8 3L O 9 - 2 3 2 0 - 2 7 3 - 1 2

Supersedes LO 9-2320-273-12, 22 September 1980

T R U C K T R A C T O R , L I N E H A U L , 5 0 , 0 0 0 G V W R , 6 x 4 ,

M915 (2320-01-028-4395)

T R U C K T R A C T O R , L I G H T E Q U I P M E N T T R A N S P O R T E R ( L E T ) ,

56 ,000 GVWR, 6x6 , W/WINCH, M916 (2320-01-028-4396)T R U C K T R A C T O R , M E D I U M E Q U I P M E N T T R A N S P O R T E R ( M E T ) ,

75 ,000 GVWR, 8x6 , W/WINCH, M920 (2320-01-028-4397)

T R U C K C H A S S I S , 7 5 , 0 0 0 G V W R , 8 x 6 , F O R 2 0 T O N D U M P T R U C K ,

M917 (3805-01-028-4389)

T R U C K C H A S S I S , 5 6 , 0 0 0 G V W R , 6 x 6 , F O R B I T U M I N O U S

D I S T R I B U T O R T R U C K , M 9 1 8 ( 3 8 9 5 - 0 1 - 0 2 8 - 4 3 9 0 )

T R U C K C H A S S I S , 7 5 , 0 0 0 G V W R , 8 x 6 , F O R C O N C R E T E M O B I L E

REFERENCE: TM 9-2320-273-10 AND TM 9-2320-273-20

Intervals and the related man-hour times are based on normal C l e a n p a r t s w i t h s o l v e n t , d r y c l e a n i n g . T y p e I I ( S D - 2 ) ( P -o p e r a t i o n . T h e m a n - h o u r t i m e s p e c i f i e d i s t h e t i m e y o u D-680) . Dry before Iubr ica t ing . Dot ted ar row po in ts ind ica teneed to do a l l the serv ices prescr ibed for a par t icu lar in ter Iubr ica t ion on both s ides o f the equ ipment .

va l . Change the in terva l i f your lubr icants are contaminated

or i f you are operat ing equ ipment under adverse condi t ions, T h e l o w e s t l e v e l o f m a i n t e n a n c e a u t h o r i z e d t o I u b r u c a t ei n c l u d i n g t h e l o n g e r - t h a n - u s u a l o p e r a t i o n h o u r s . Y o u m a y a p o i n t i s i n d i c a t e d b y o n e o f t h e f o l l o w i n g s y m b o l s a sextend the adequate preservat ion precaut ions. C lean f i t t ings

before Iubr icat ing.appropr ia te : Operator /c rew (C) ; Organ izat iona l Main tenance( 0 ) .

L O 9 - 2 3 2 0 - 2 7 3 - 1 2 C A R D 1 O F 1 7

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CARD 2 0F 17 LO 9-2320-273-12

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LO 9 2320-273-12 CARD 3 OF 17

Page 4: LUBRICATION ORDER - JATONKAM35sjatonkam35s.com/M915TMs/m915_LO 9-2320-273-12.pdfLUBRICATION ORDER 14 JANUARY 1983 ... the lubri-cant retaining seal is considered ... Check oil level

CARD 4 OF 17 LO 9-2320-273-12

Page 5: LUBRICATION ORDER - JATONKAM35sjatonkam35s.com/M915TMs/m915_LO 9-2320-273-12.pdfLUBRICATION ORDER 14 JANUARY 1983 ... the lubri-cant retaining seal is considered ... Check oil level

FIFTH WHEEL (M916 AND M920)

(C) Lube Groove G A A

(C) Rocker Shaft GAA(See view DD)

(C) Lateral Shaft GAA

(C) Base GAA(Clean and

coat lightly)

RATlO SELECTOR(SEE NOTE 20)

OE Lock Plunger Shaft (C)

OE Jow Pins (C)

GAA Jaws (Clean andcoat lightly) (C)

LO 9-2320-273-12 CARD 5 OF 17

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TIRE HOIST (MODEL M915)

TIRE HOIST (MODEL M916)I N T E R V A L – L U B R I C A N T

HYDRAULIC WINCH (MODELS M916 AND M920)L U B R I C A N T – I N T E R V A L

FILTER REPLACE (0)(SEE NOTE 15)

INLET STRAINER-CLEAN OR REPLACE (0)(AT BASE OF RESERVOIR)

RESERVOIR-DRAIN AND FILL (0) OE/(DRAIN LOCATED BELOW TANK) HDO

CHECK LEVEL(C)(SEE NOTE 1)

CABLE CLEAN AND OIL (0) CWll(SEE NOTE 16)

HYDRAULIC WINCH DRUM GODRAIN AND FILL (0)

CARD 6 0F 17 LO 9-2320-273-12

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LO 9-2320-273-12 CARD 7 OF 17

Page 8: LUBRICATION ORDER - JATONKAM35sjatonkam35s.com/M915TMs/m915_LO 9-2320-273-12.pdfLUBRICATION ORDER 14 JANUARY 1983 ... the lubri-cant retaining seal is considered ... Check oil level

CARD 8 OF 17 LO 9-2320-273-12

Page 9: LUBRICATION ORDER - JATONKAM35sjatonkam35s.com/M915TMs/m915_LO 9-2320-273-12.pdfLUBRICATION ORDER 14 JANUARY 1983 ... the lubri-cant retaining seal is considered ... Check oil level

LO 9-2320-273-12 CARD 9 OF 17

Page 10: LUBRICATION ORDER - JATONKAM35sjatonkam35s.com/M915TMs/m915_LO 9-2320-273-12.pdfLUBRICATION ORDER 14 JANUARY 1983 ... the lubri-cant retaining seal is considered ... Check oil level

CARD 10 OF 17 LO 9-2320273-12

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LO 9-2320-273-12 CARD 11 OF 17

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CARD 12 OF 17 LO 9-2320-273-12

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1.

2 .

N O T E S

I N T E R V A L S

T h i s L O c o m p l i e s w i t h t h e n e w D A P r o g r a m t o

e x t e n d i n t e r v a l s t o c o n s e r v e l u b r i c a n t s . T h i s i n -

s t r u c t i o n a p p l i e s o n l y t o v e h i c l e s i n n o r m a l o p e r a -

t i o n . L u b r i c a t e m o r e f r e q u e n t l y t o c o m p e n s a t e f o r

a b n o r m a l o r e x t r e m e c o n d i t i o n s , s u c h a s h i g h o r

l o w t e m p e r a t u r e s , i m m e r s i o n i n w a t e r o r

e x p o s u r e t o s a n d o r d u s t . I n t e r v a l s f o r c h a n g e o f

f i l t e r s ( f u e l , o i l , a i r , e t c . ) a r e u n c h a n g e d .

L u b r i c a n t s w h i c h h a v e b e c o m e c o n t a m i n a t e d w i l l

b e c h a n g e d r e g a r d l e s s o f s c h e d u l e d i n t e r v a l s .

I n t e r v a l s f o r i t e m s u n d e r w a r r a n t y w i l l n o t b e

c h a n g e d f r o m t h o s e r e c o m m e n d e d b y t h e

m a n u f a c t u r e r u n t i l a f t e r t h e w a r r a n t y h a s e x p i r e d .

P o i n t s r e q u i r i n g l u b r i c a t i o n a t 1 0 0 0 o r 2 0 0 0 m i l e s

o n v e h i c l e s n o t a c c u m u l a t i n g t h a t a m o u n t i n a s i x

m o n t h p e r i o d w i l l b e l u b r i c a t e d a t t i m e o f

s e m i a n n u a l P r e v e n t i v e M a i n t e n a n c e C h e c k s a n d

S e r v i c e ( P M C S ) . P o i n t s r e q u i r i n g l u b r i c a t i o n a t

1 0 , 0 0 0 , 2 4 , 0 0 0 o r 5 0 , 0 0 0 m i l e s , n o t

a c c u m u l a t i n g t h a t a m o u n t i n a t w e l v e m o n t h

p e r i o d w i l l b e l u b r i c a t e d a n n u a l l y . W h e n

p r a c t i c a b l e , l u b r i c a t i o n s e r v i c e s w i l l b e m a d e t o

c o i n c i d e w i t h t h e v e h i c l e o r g a n i z a t i o n a l P M C S .

F o r t h i s p u r p o s e a 1 0 % t o l e r a n c e ( v a r i a t i o n ) i n

s p e c i f i e d l u b r i c a t i o n p o i n t m i l e a g e i s

p e r m i s s i b l e .

G R E A S E P O I N T S

( a ) P r e s s u r e g u n s h o u l d b e h e l d o n f i t t i n g s u n t i l

n e w g r e a s e a p p e a r s . T h i s w i l l a s s u r e t h a t a l l t h e

o l d c o n t a m i n a t e d g r e a s e h a s b e e n f o r c e d o u t .

T a k e w e i g h t o f f s u s p e n s i o n w a l k i n g b e a m d u r i n g

l u b r i c a t i o n t o i n s u r e u n i f o r m a p p l i c a t i o n o f

g r e a s e i n t o t h e t r u n n i o n b u s h i n g .

( b ) F r o n t W h e e l K n u c k l e a n d C a r d a n U n i v e r s a l

J o i n t s .

( 1 )

( 2 )

M 9 1 5 S e a l e d K n u c k l e P i n s - A p p l y g r e a s e

to Knuck le Tube F i t t ings shown in v iew D. I t

i s n o t n e c e s s a r y t o e x c e e d 4 0 0 0 p s i ( 2 8 0

k g / c m 2 ) .

M 9 1 6 t h r u M 9 2 0 C a r d a n U n i v e r s a l J o i n t

- L u b r i c a t e a t t h r e e p o i n t s w h e n e v e r s e a l s

are rep laced, when brakes are re l ined, or

a t 2 4 , 0 0 0 m i l e s .

( c ) T i e R o d .

( 1 ) M 9 1 5 - T i e R o d e n d i s p e r m a n e n t l y

l u b r i c a t e d a n d r e q u i r e s i n s p e c t i o n a t

1 0 0 , 0 0 0 m i l e i n t e r v a l s o r 2 4 m o n t h s .

( 2 ) M 9 1 6 t h r u M 9 2 0 - L u b r i c a t e e v e r y 2 0 0 0

m i l e s .

3.

4 .

( d ) W h e e l B e a r i n g s ( a l l i n c l u d i n g p u s h e r a x l e ) .

E v e r y 2 4 , 0 0 0 m i l e s o r a n n u a l l y , r e m o v e , c l e a n ,

d r y a n d r e p a c k b e a r i n g s . B e f o r e i n s t a l l i n g

w h e e l b e a r i n g s o n t o s p i n d l e , c o a t b e a r i n g

i o u r n a l s w i t h a f i l m o f g r e a s e t o d e f e r f r e t t i n g

( c o r r o s i o n .

( e ) S t e e r i n g S h a f t U n i v e r s a l s .

( f )

L u b r i c a t e e v e r y 2 0 0 0 m i l e s o r s e m i a n n u a l l y

i n t h e f o l l o w i n g m a n n e r ;

( 1 ) C h e c k f o r l o o s e n e s s .

( 2 ) A p p l y g r e a s e .

( 3 ) O b s e r v e l u b e p u r g i n g f r o m a l l s e a l s u n t i l

n e w g r e a s e c o m e s o u t .

( 4 ) I f g r e a s e d o e s n o t p u r g e , m a n i p u l a t e t h e

u n i v e r s a l j o i n t u n t i l p u r g i n g o c c u r s .

( 5 ) I f t h e a b o v e i s n o t s u c c e s s f u l , r e m o v e c u p

o r j o i n t a n d c h e c k o l d g r e a s e . I f r u s t y , g r i t t y

o r b u r n t , r e p l a c e t h e u n i v e r s a l j o i n t .

D r i v e L i n e U n i v e r s a l J o i n t s , S l i p Y o k e s a n d

S p l i n e s .

L u b r i c a t e e v e r y 2 0 0 0 m i l e s o r s e m i a n n u a l l y a s

f o l l o w s :

( 1 ) C h e c k f o r l o o s e n e s s o r s i d e p l a y .

( 2 ) A p p l y g r e a s e u n t i l p u r g i n g t a k e s p l a c e a t t h e

a i r h o l e i n t h e e n d o f t h e s l i p y o k e .

P O W E R S T E E R I N G P U M P A N D F I L T E R

C h e c k d a i l y w i t h f l u i d H O T a n d e n g i n e r u n n i n g .

F i l t e r s h o u l d b e c h a n g e d w h e n c o n t a m i n a t i o n i s

s u s p e c t e d o r w h e n s y s t e m h a s b e e n r e p a i r e d .

F U E L P U M P S C R E E N A N D F U E L F I L T E R

W A R N I N G : C o m p r e s s e d a i r u s e d f o r c l e a n i n g

p u r p o s e s w i l l n o t e x c e e d 3 0 p s i . U s e o n l y w i t h

e f f e c t i v e c h i p g u a r d i n g a n d p e r s o n a l p r o t e c t i v e

e q u i p m e n t ( g o g g l e s / s h i e l d , g l o v e s , e t c . ) .

( a ) S c r e e n - C I e a n b y s o a k i n g i n a c a r b o n

d i s s o l v i n g a g e n t . f o l l o w e d b y f l u s h i n g i n a s o n i c

c l e a n e r u n i t : o r c l e a n t h e s c r e e n i n f u e l o i l a n d d r y

w i t h c o m p r e s s e d a i r . V i s u a l l y i n s p e c t s c r e e n f o r

h o l e s o r e m b e d d e d m e t a l p a r t i c l e s i n m e s h .

D i s c a r d i f d a m a g e d o r w o r n a n d r e p l a c e w i t h n e w

p a r t .

T A 0 7 3 6 3 1

LO 9-2320-273-12 CARD 13 OF 17

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N O T E S C O N T I N U E D

( b ) F u e l F i l t e r – S p i n - o n t y p e , c h a n g e a t 1 0 , 0 0 0

m i l e i n t e r v a l s . O p e n p e t c o c k a n d d r a i n f u e l i n t o

a s u i t a b l e c o n t a i n e r . R e m o v e e l e m e n t w i t h a

f i l t e r w r e n c h a n d t r a n s f e r p e t c o c k f r o m o l d f i l t e r

t o n e w .

5 . A U X I L I A R Y T H R O T T L E ( A l l M o d e l s i n c a b , M 9 1 6

a n d M 9 2 0 o n H y d r a u l i c W i n c h )

Oi l the body o f the assembly and p lace a drop o f o i l

u n d e r t h e p l u n g e r c a p . D o n o t o i l c o n t r o l w i r e . T h e

wi re case has te f lon paste in i t fo r w i re lubr ica t ion.

6 . F O R W A R D R E A R A X L E O I L F I L T E R ( M 9 1 5 o n l y )

( a ) I n i t i a l l y t h e f i l t e r s h o u l d b e c h a n g e d a t t h e

s a m e t i m e a s t h e o i l ( 1 0 0 0 t o 3 0 0 0 m i l e s ) . A f t e r

t h a t c h a n g e t h e f i l t e r a t 2 4 , 0 0 0 m i l e i n t e r v a l s o r

a n n u a l l y .

( b ) T o c h a n g e t h e f i l t e r , r e m o v e t h e t w o c a p -

s c r e w s s e c u r i n g t h e f i l t e r c o v e r . R e m o v e t h e o i l

f i l t e r c o v e r a n d f i l t e r f r o m t h e h e l i c a l g e a r c o v e r .

U s e a s u i t a b l e f i l t e r s t r a p w r e n c h .

N O T E : T h e r e m a y b e a p p r o x i m a t e l y o n e p i n t

o f l u b r i c a n t r e m a i n i n g w i t h i n t h e f i l t e r . B e

c a r e f u l n o t t o s p i l l i t w h e n r e m o v i n g t h e f i l t e r .

C A U T I O N : I f f i l t e r i s t i g h t e n e d m o r e t h a n o n e

t u r n a f t e r c o n t a c t i n g g a s k e t , d a m a g e t o t h e

f i l t e r m i g h t r e s u l t .

(c ) To re ins ta l l , coat face o f gasket on new o i l

f i l t e r w i t h s p e c i f i e d d r i v e u n i t l u b r i c a n t . I n -

s t a l l o i l f i l t e r o v e r t h e a d a p t e r a n d t i g h t e n o n e

f u l l t u r n a f t e r g a s k e t c o n t a c t s b a s e . D o n o t

o v e r t i g h t e n . I t m a y b e n e c e s s a r y t o u s e a

f i l t e r s t r a p w r e n c h .

7 . G E A R C A S E S

( a ) A x l e D i f f e r e n t i a l s ( M 9 1 6 / M 9 2 0 F r o n t D r i v i n g

a n d a l l R e a r ) .

( 1 ) I n i t i a l O p e r a t i o n – A f t e r t h e i n i t i a l 1 0 0 0

t o 3 0 0 0 m i l e s o f o p e r a t i o n , d r a i n t h e

d i f f e r e n t i a l s w h i l e t h e a s s e m b l y i s s t i l l

w a r m f r o m o p e r a t i o n . I n s p e c t t h e m a g -

n e t i c d r a i n p l u g f o r s i g n s o f e x c e s s i v e

m e t a l p a r t i c l e b u i l d u p a n d n o t i f y d i r e c t

s u p p o r t m a i n t e n a n c e i f t h i s c o n d i t i o n

e x i s t s . C l e a n p l u g s a n d r e p l a c e w h e n

l u b r i c a n t h a s s t o p p e d d r a i n i n g . A x l e s

m u s t n o t b e f l u s h e d w i t h a n y s o l v e n t

s u c h a s k e r o s e n e .

( 2 ) C h e c k i n g L e v e l - C h e c k a t 2 0 0 0 m i l e i n -

t e r v a l s a n d m a i n t a i n l e v e l t o w i t h i n 1 / 2

i n c h o f f i l l p l u g o p i n i n g w h e n h o u s i n g

is cold.

N O T E : W h e n a s a f e l e v e l o f l u b r i c a n t

w i t h i n a g e a r h o u s i n g i s i n d i c a t e d a t t h e

t i m e o f s c h e d u l e l u b r i c a t i o n , t h e l u b r i -

c a n t r e t a i n i n g s e a l i s c o n s i d e r e d

f u n c t i o n a l , e v e n t h o u g h t h e s e a l m a y

i n d i c a t e q u e s t i o n a b l e l e a k a g e . F r e q u e n t

o b s e r v a t i o n o f s e a l a s a p o t e n t i a l

p r o b l e m a r e a i s e c o m m e n d e d . W h e n

s e e p a g e o r I e a k a g e o f l u b r i c a n t

a d v e r s e l y a f f e c t s t h e p r o p e r f u n c t i o n o f

p a r t s w i t h i n t h e a r e a ( e . g . , b r a k e s ) , t h e

r e t a i n i n g s e a l m u s t b e r e p l a c e d .

( 3 ) T h e f o l l o w i n g l i s t o f c a p a c i t i e s s h o u l d b e

u s e d a s a g u i d e o n l y . D o n o t o v e r f i l l .

M o d e l M 9 1 5 R e a r T a n d e m .

F i l l f o r w a r d r e a r w i t h 4 0 p i n t s : r e a r

r e a r w i t h 3 6 p o i n t s . C h a n g e f i l t e r a t

e a c h o i l c h a n g e .

M o d e l M 9 1 6 t h r u M 9 2 0 R e a r T a n d e m .

F i l l f o r w a r d r e a r w i t h 3 4 p i n t s . r e a r

r e a r w i t h 2 8 p i n t s .

M o d e l M 9 1 6 t h r u W 9 2 0 F r o n t D r i v i n g .

F i l l w i t h 2 7 p i n t s .

( b ) T r a n s m i s s i o n .

L e v e l s h o u l d b e c h e c k e d , w i t h e n g i n e o f f ,

b u t t w o m i n u t e s a f t e r e n g i n e i s s h u t o f f ,

d a i l y , h o t o r c o l d . D r a i n o i l , c h a n g e b r e a t h e r

a n d c l e a n s c r e e n e v e r y 5 0 , 0 0 0 m i l e s o r 1 2

m o n t h s . R e f e r t o T M 9 - 2 3 2 0 - 2 7 3 - 2 0 f o r

p r o c e d u r e . F i l l t h r o u g h d i p s t i c k o p e n i n g

w i t h 2 2 q u a r t s . M a i n t a i n o i l l e v e l b e t w e e n

A D D a n d F u l l m a r k s o n d i p s t i c k . D o n o t

o v e r f i l l . C h a n g e c a s e b r e a t h e r i f r e q u i r e d .

R e f e r t o T M 9 2 3 2 0 - 2 7 3 - 2 0 f o r p r o c e d u r e .

( c ) T r a n s f e r C a s e ( M o d e l s M 9 1 6 t h r u M 9 2 0 ) .

D r a i n o i l h o t a n n u a l l y . R e f e r t o T M 9 - 2 3 2 0 -

2 7 3 - 2 0 f o r p r o c e d u r e . F i l l a t p o i n t ( 1 ) , v i e w

A A w i t h 2 q u a r t s t o e s t a b l i s h o i l i n c l u t c h

h o u s i n g s u m p . C o m p l e t e f i l l i n g a t p o i n t ( 2 )

w i t h 3 q u a r t s . M a i n t a i n o i l l e v e l w i t h i n 1 / 2

i n c h o f p o i n t ( 2 ) f i l l p o r t . D o n o t o v e r f i l l .

T A 0 7 3 6 3 2

CARD 14 OF 17 LO 92320-273-12

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8

9.

1 0 .

11.

N O T E S C O N T I N U E D

C R A N K C A S E

( a ) C h e c k o i l l e v e l d a i l y . C h a n g e o i l h o t , f u l l f l o w

B y p a s s f i l t e r e l e m e n t s a t 1 0 , 0 0 0 m i l e , o r 6

m o n t h i n t e r v a l b a s e d o n w h i c h o c c u r s f i r s t .

T o c h e c k e n g i n e o i l l e v e l , w a i t a t l e a s t o n e

m i n u t e a f t e r s t o p p i n g t o a l l o w o i l t o d r a i n i n t o

c r a n k c a s e . S a f e o p e r a t i n g l e v e l i s b e t w e e n

A D D a n d F U L L m a r k o n d i p s t i c k E n g i n e

c a p a c i t y i s 1 1 . 5 g a l l o n s w i t h b o t h f i l t e r s .

( b ) C h e c k a n d c l e a n c r a n k c a s e b r e a t h e r a n d

a t t a c h i n g h o s e s w h e n e v e r o i l i s c h a n g e d .

S T A R T E R

R e m o v e S t a r t e r e v e r y 1 0 0 , 0 0 0 m i l e s f o r

l u b r i c a t i o n ( R e f e r t o T M 9 - 2 3 2 0 - 2 7 3 - 2 0 ) .

R e m o v e t h r e e s o c k e t h e a d s c r e w s ( S e e V i e w

O ) a n d a d d t h r e e t o f i v e d r o p s o f S . A . E 3 0 o i l

t o e a c h r e s e r v o i r a n d l u b r i c a t e d r i v e a n d

d r i v e s p l i n e . C l e a n w i t h s o l v e n t , t h e n a p p l y a

t h i n c o a t o f g r e a s e ( G A A ) s o t h e p i n i o n w i l l

m o v e f r e e l y .

A L T E R N A T O R

I n s p e c t u n i t a t 1 0 0 , 0 0 0 m i l e i n t e r v a l s . N o

l u b r i c a t i o n r e q u i r e d . B e a r i n g s a r e s e a l e d f o r l i f e .

A I R F I L T E R

( 1 )

( a ) S e r v i c e w h e n r e d s h o w s i n w i n d o w o f r e -

s t r i c t i o n i n d i c a t o r ( S e e T M 9 - 2 3 2 0 - 2 7 3 - 1 0

f o r l o c a t i o n a n d f u n c t i o n o f i n d i c a t o r ) o r

2 0 0 0 m i l e s w h i c h e v e r o c c u r s f i r s t . O u t s i d e

e l e m e n t c a n b e w a s h e d u p t o f i v e t i m e s o r

b l o w n c l e a n w i t h a i r o n l y a n i n d e f i n i t e n u m -

b e r o f t i m e s . T h i s o u t s i d e e l e m e n t i s c o s t l y

a n d s h o u l d b e r e u s e d . H a n d l e a n d c l e a n c a r e -

f u l l y . I n s i d e s a f e t y f i l t e r s h o u l d n o t b e w a s h e d

n o r b l o w n c l e a n a n d s h o u l d b e r e p l a c e d e v e r y

1 0 , 0 0 0 m i l e s .

W A R N I N G : C o m p r e s s e d a i r u s e d f o r c l e a n i n g

p u r p o s e s w i l l n o t e x c e e d 3 0 p s i . U s e o n l y

w i t h e f f e c t i v e c h i p g u a r d i n g a n d p e r s o n a l

p r o t e c t i v e e q u i p m e n t ( g o g g l e s / s h i e l d , g l o v e s ,

e t c . ) .

( b ) C l e a n t h e o u t s i d e e l e m e n t b y t a p p i n g t h e e l e -

m e n t , r e v e r s e f l o w c l e a n i n g w i t h c o m p r e s s e d

a i r , o r w a s h i n g i n w a t e r w i t h m i l d n o n -

s u d s i n g d e t e r g e n t .

12.

1 3 .

1 4 .

B R A K E S

( 2 )

(a) Front Stopmaster Wedge Brakes & Chambers

O n - H i g h w a y ( M 9 1 5 a n d M 9 1 6 / 9 2 0 a s

a p p l i c a b l e ) . C h a n g e g r e a s e w h e n e v e r

s e a l s a r e r e p l a c e d , o r w h e n b r a k e s a r e

r e l i n e d , o r a t 1 0 0 , 0 0 0 m i l e s .

o f f - H i g h w a y ( M 9 1 6 / M 9 2 0 a s a p p l i c a b l e )

C h a n g e g r e a s e e v e r y t w e l v e m o n t h s ( m a x i -

m u m ) , w h e n e v e r s e a l s a r e r e p l a c e d , o r

w h e n b r a k e s a r e r e l i n e d . A t e a c h i n s p e c -

t i o n l o o k f o r c o n t a m i n a t e d o r h a r d e n e d

grease or for lack o f grease.

( b ) C a m M a s t e r B r a k e s ( R e a r T a n d e m s a n d

P u s h e r A x l e ) .

( 1 ) P o i n t s t o b e l u b r i c a t e d i n c l u d e m a n u a l

s l a c k a d j u s t e r s , c a m s h a f t r o l l e r j o u r n a l s

a n d c a m s h a f t b u s h i n g s .

( 2 ) O n - H i g h w a y ( M 9 1 5 a n d M 9 1 6 / M 1 9 2 0 a s

a p p l i c a b l e ) . C h a n g e l u b r i c a n t f o r a l l

c o m p o n e n t s e v e r y 5 0 , 0 0 0 m i l e s o r e v e r y

1 2 m o n t h s .

( 3 ) O f f - H i g h w a y ( M 9 1 6 / M 9 2 0 a s

a p p l i c a b l e ) . F o r a l l c o m p o n e n t s , c h a n g e

g r e a s e e v e r y 1 2 m o n t h s ( m a x i m u m )

w h e n e v e r s e a l s a r e r e p l a c e d o r w h e n

b r a k e s a r e r e l i n e d . A t e a c h i n s p e c t i o n l o o k

f o r c o n t a m i n a t e d o r h a r d e n e d g r e a s e o r

t h e l a c k o f g r e a s e .

P I N T L E H O O K ( W 9 1 5 , M 9 1 6 , M 9 1 7 , & M 9 2 0 )

L u b r i c a t e a l l f i t t i n g s e v e r y 2 0 0 0 m i l e s w i t h G A A .

C l e a n a n d l u b e o t h e r p a r t s w i t h a n a u t h o r i z e d s o l -

v e n t a n d O E / H D O q u a r t e r l y .

F I F T H W H E E L ( M 9 1 5 , M 9 1 6 , & M 9 2 0 )

E v e r y 2 0 0 0 m i l e s o r m o r e o f t e n a s r e q u i r e d . A p p l y

G A A t o t o p p l a t e a n d l a t c h . Q u a r t e r l y c l e a n a n d

I u b e m o v i n g p a r t s o n u n d e r s i d e w i t h a u t h o r i z e d

solvent and OE/HDO and grease top plate and

l a t c h .

T A 0 7 3 6 3 3

LO 9-2320-273-12 CARD 15 Of 17

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N O T E S C O N I I N U E D

15.

1 6 .

17.

18.

19.

W I N C H ( M 9 1 6 & M 9 2 0 )

( a ) H y d r a u l i c R e s e r v o i r – C h e c k l e v e l p r i o r t o

o p e r a t i n g w i n c h . C h a n g e e v e r y 2 4 , 0 0 0 m i l e s

o r e v e r y t w o y e a r s . A l s o c h a n g e a n y t i m e t h e

o i l b e c o m e s c o n t a m i n a t e d w i t h w a t e r ( m i l k y )

a p p e a r a n c e ) o r m e t a l l i c p a r t i c l e s d u e t o c i r c u i t

c o m p o n e n t f a i l u r e . R e m o v e a n d c l e a n o r r e -

p l a c e i n l e t s t r a i n e r a n d a l s o r e p l a c e r e t u r n

f i l t e r e l e m e n t i n c o n j u n c t i o n w i t h f l u i d

c h a n g e . I f o i l i s f o u n d n o t c o n t a m i n a t e d

d u r i n g r e q u i r e d i n t e r v a l i n s p e c t i o n b e c a u s e

w i n c h w a s n o t u s e d , r e t a i n o i l . H o w e v e r , r e -

p l a c e f i l t e r .

W I N C H C A B L E ( M 9 1 6 & M 9 2 0 )

U n w i n d e n t i r e c a b l e . c l e a n a n d o i l s e m i a n n u a l l y

S o a k c a b l e , b y m e a n s o f a b r u s h , w i t h n e w

O E / H D O . W i p e o f f e x c e s s a n d c o a t w i t h C W b e f o r e

r e w i n d i n g c a b l e o n d r u m .

T I R E H O I S T W I N C H ( M 9 1 5 & M 9 1 6 )

T h e f o l l o w i n g s t e p s s h o u l d b e p e r f o r m e d o n a

q u a r t e r l y b a s i s ;

W A R N I N G : D o n o t g e t o i l o r g r e a s e o n t h e f i b e r

b r a k e f a c e o r s l i p p a g e r e s u l t i n g i n p e r s o n n e l i n -

j u r y c o u l d r e s u l t .

( a ) A l l g e a r s s h o u l d h a v e a f i l m o f g r e a s e a t a l l

t i m e s .

( b ) T h e t w o b u s h i n g s a t b o t h e n d s o f t h e d r u m

s h a f t , t h e r a t c h e t p a w l , t h r e a d s o n t h e p i n i o n

s h a f t a n d t h e s t e e l h a n d l e d i s k s h o u l d b e w e t

w i t h o i l a t a l l t i m e s .

( c ) L i g h t l y o i l t h e c a b l e t o p r e v e n t r u s t .

( d ) L i g h t l y o i l t h e t h r e a d s o n t h e b o l t w h i c h

a t t a c h e s t h e t i r e t o t h e s u p p o r t ( M 9 1 6 o n l y ) .

D R I V E R ’ S S E A T

A p p l y c h a s s i s g r e a s e ( G A A ) t o l u b e f i t t i n g s a n d

I u b r i p l a t e o n w e i g h t a d j u s t e r a n d s l i d e r a i l s a t

1 0 , 0 0 0 m i l e i n t e r v a l s .

P T O C A B L E ( M 9 1 6 / M 9 2 0 )

To o i l , d isconnect w i re a t PTO ( re fer to TM 9-2320-

2 7 3 - 2 0 ) a n d p u l l u p o n k n o b l o c a t e d o n c a b

c o n s o l e u n t i l w i r e i n v i s i b l e . A p p l y O E / H D O , w h i c h

w i l l r u n d o w n w i r e t h r u t h e c a s e , a n d r e - c o n n e c t

w i r e .

20.

21.

22.

23.

24.

R A T I O S E L E C T O R

T h e s u r f a c e s b e t w e e n t h e i n h i b i t o r p l a t e a n d t h e

r e t a i n e r , b a s e , g u i d e a n d p l u n g e r a r e t o b e I u b r i -

c a t e d w i t h W D 4 0 , C R C 5 - 5 6 , o r e q u i v a l e n t a n y

t i m e s t i c k i n g b e c o m e s e v i d e n t . R e f e r t o T M 9 -

2 3 2 0 - 2 7 3 - 2 0 .

O I L C A N P O I N T S

E v e r y 2 0 0 0 m i l e s , l u b r i c a t e d o o r s , h o o d , a n d s i d e

p a n e l h i n g e s , l o c k a n d l a t c h e s w i t h O E .

D O N O T L U B R I C A T E

S p r i n g I e a v e s , a l t e r n a t o r , s t a r t e r w i r i n g , a n d

s h o c k a b s o r b e r s .

T E M P E R A T U R E R I S E

I f a m b i e n t t e m p e r a t u r e r i s e s t o + 7 0 ° F f o r n o m o r e

t h a n 1 w e e k , u s e o f O E / H D O 1 0 i s p e r m i s s i b l e . I f

a m b i e n t t e m p e r a t u r e r i s e s t o + 3 2 ° F f o r n o m o r e

t h a n 1 w e e k , u s e o f O E A i s p e r m i s s i b l e .

M I L I T A R Y S Y M B O L S F O R L U B R I C A N T S

T h e f o l l o w i n g r e f e r e n c e s a r e l u b r i c a t i o n s y m b o l s

u s e d w i t h i n t h i s L u b r i c a t i o n O r d e r t o t h e a p p r o -

p r i a t e s p e c i f i c a t i o n :

H D O / O E

O E A

G O

G A A

G A I

A T F

CW I I

L u b r i c a t i n g O i l , I n t e r n a l C o m b u s t i o n

E n g i n e T a c t i c a l S e r v i c e , M I L - L - 2 1 0 4 C

L u b r i c a t i n g O i l , I n t e r n a l C o m b u s t i o n

E n g i n e ( A r c t i c ) M l L - L - 4 6 1 6 7

L u b r i c a t i n g O i l , G e a r , M u l t i p u r p o s e ,

M I L - L - 2 1 0 5 C

G r e a s e r A u t o m o t i v e a n d A r t i l l e r y ,

M I L - G - 1 0 9 2 4 C

G r e a s e , A i r c r a f t a n d I n s t r u m e n t G e a r

a n d A c t u a t o r S c r e w , M I - G - 2 3 8 2 7

F l u i d , T r a n s m i s s i o n ( D e x r o n )

L u b r i c a n t , E x p o s e d G e a r a n d W i r e R o p e ,

V V - L - 7 5 1 D

T A 0 7 3 6 3 4

CARD 16 OF 17 LO 9-2320-273-12

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N O T E S C O N T I N U E D

2 5 . R E P O R T I N G O F E R R O R S B Y O R D E R O F T H E S E C R E T A R Y O F T H E A R M Y :

Y o u c a n h e l p i m p r o v e t h i s m a n u a l . I f y o u f i n d a n y

m i s t a k e s o r i f y o u k n o w o f a w a y t o i m p r o v e t h e

p r o c e d u r e s , p l e a s e l e t u s k n o w . M a i l y o u r l e t t e r ,

D A F o r m 2 0 2 8 , ( R e c o m m e n d e d C h a n g e s t o P u b -

l i c a t i o n a n d B l a n k F o r m s ) t o : U . S . A r m y T a n k -

A u t o m o t i v e M a t e r i e l R e a d i n e s s C o m m a n d , A T T N :

D R S T A - M B , W a r r e nr M i c h i g a n 4 8 0 9 0 . A r e p l y

w i l l b e f u r n i s h e d t o y o u .

C o p y o f t h i s L u b r i c a t i o n O r d e r w i l l r e m a i n w i t h

t h e v e h i c l e a t a l l t i m e s . I n s t r u c t i o n s c o n t a i n e d

h e r e i n a r e m a n d a t o r y a n d s u p e r s e d e a l l c o n f l i c t i n g

l u b r i c a t i o n o r d e r s d a t e d p r i o r t o t h e d a t e o f t h i s

p u b l i c a t i o n o r d e r .

E . C . M E Y E R

G e n e r a l , U n i t e d S t a t e s A r m y

C h i e f o f S t a f f

O F F I C I A L :

R O B E R T M . J O Y C E

M a j o r G e n e r a L , U n i t e d S t a t e s A r m y

The Adjutant General

D i s t r i b u t i o n :

To be d is t r ibu ted in accordance wi th DA Form 12-38, Lubr i -

ca t ion Order Requ i rements fo r Truck Trac tor , L ine Hau l , 6X4,

M915; Truck Trac tor , L igh t Equ ipment Transpor te r , 6x6 , M916;

Truck Trac tor , Med ium Equ ipment Transpor te r , 8X6, M920; Tr U Ck

Chass is 20-Ton Dump, 8X6, M917, Truck chass is , B i tum Dis t r ib

6X6, M918; Truck Chass is Concre te Mobi le , 8X6, M919.

T A 0 7 3 8 3 5

LO 9-2320-273-12 U. S. GOVERNMENT PRINTING OFFICE : 1993 - 342-022 (80370)CARD 17 OF 17

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