Service Bulletin

Service SettingsUCM Clear Language Display (CLD)

ORDER No: RTAA-SVB003-E4 DATE: April 2002

Introduction

This Service Bulletin provides you the factory setting to checkUCM-CLD configuration.

Access to Service Settings

Note: The configuration in Service settings has already been set before the unitleaves the factory, and it is password protected in order to maintain the properoperation of the chiller.

Service settings,enables units

Service set-upmenu

Machineconfiguration group

2002 American Standard Inc. All rights reserved.

RTAA-SVB003-E42

Applicable Software

This Service Bulletin applies to helical-rotary liquid chiller UCM-CLD microprocessor panels with the following modules.

RTA-RTW-RTU-RTR CPM (A1) x 13650476 MCSP (A20) x 13650477 EXV (A52) x 13650804 CLD (A53) x 13650447

RTX CPM (A1) x 13650585 MCSP (A20) x 13650476 EXV (A52) x 13650586 CLD (A53) x 13650447

Service Settings, Enables and Units

Display Comment Setting"Under/over voltage protection" With the option E

Without the option D"Unit line voltage" refer to order

"Restart inhibit time" Fixed to 120 sec 120"Balanced CPRS starts and hours" E

"Display units" SI / English SI"Language" 7 languages [Language]

"Programmable relay setup" 3 auxiliary relays/select 1 to 12

Default Refer to Table 1"External circuit lockout" RTWB E

Other units D

Simultaneously press "Previous" and "Enter" to unlock the keypadD = Disable E = Enable

RTAA-SVB003-E4 3

Service Setup Menu

Password: "+ + - - + +" "Enter"Display Comment Setting

Keypad display lock feature Default D"ICS address" Fixed to 55 55

"Lvg wtr temp cutout setpoint From -23.3 to 1.6CDefault (0% glycol) 1.5C

"Low rfgt temp cutout From -39.4C to 1.6Csetpoint" Default (0% glycol) -5.4C

Low WTR temp. EXV gain comp. LVG WTR >=5C DLVG WTR < 5 C E

"Condenser limit setpoint" % HPC Refer to Table 2"Cooling condenser limit setpoint" RTXA only % HPC Refer to Table 2"Heating condenser limit setpoint" RTXA only % HPC Refer to Table 2

"Phase unbalance protection" E"Phase reversal protection" E

"Superheat setpoint" 3.5C"Cooling superheat setpoint" RTXA only 3.5C"Heating superheat setpoint" RTXA only 3.5C"EXV control response CKT1" From 2 to 200 20"EXV control response CKT2" Increase the setting if EXV

response appears sluggish

"Clg. EXV control response CKT1" RTXA only 20"Clg EXV control response CKT2""Htg EXV control response CKT1" RTXA only 20"Htg EXV control response CKT2""LVG WTR temp control response RTWB-RTUB 218-224 100

setpt" RTAD 115-125other units + other

RTWB/RTUB and RTAD sizes 40"Fan control deadband bias CKT1" From -50 to 50 (psi)"Fan control deadband bias CKT2" - Unit R134a or RTUB 0

- Unit R404a and R22 - 40 "Defrost delta temp. setpt" RTXA only 11.9

Offset to initiate defrost cycle

The UCM shall impose a minimum difference of 2.8C between"LVG WTR temp. Cutout setpoint" and "Chilled WTR temp.setpoint," and also 8.3C between "Low RFGT temp.Cutoutsetpoint" and "Chilled WTR temp. setpoint "

Machine Configuration

Password: "+ - + - + -" "Enter"Display Comment Setting

"Compressor model n prefix" 108-109-110-213 to 217 CHHB322-324 to 434

RTWB/RTUB, RTAD or other units sizes 107-207-209-210-211-212-220 CHHN

"Oil loss differential setpoint" Only with CHHN comp.- R404a -10

- R22 and R134a -8- RTAB HR -22

Numbers of compressors" Unit 100 1Unit 200 and RTAD 2

Unit 300 3Unit 400 and RTAB 220 4

"Compressor A tons" Refer to Table 3"Compressor B tons""Compressor C tons""Compressor D tons"

"Unit model" RTA (RTR)-RTU-RTW-RTX Refer order"Variable speed fan CKT1" All units except RTW Refer to Table 4"Variable speed fan CKT2""Number of fan circuit 1" All units except RTW Refer to Table 4"Number of fan circuit 2""Reduced inrush starting" Yes E

"Started type" Wye-delta or part winding Refer orderExcept RTAD Star delta

"Current ovrld setting CPRSR A" From 0 to 31 Refer to Table 5"Current ovrld setting CPRSR B""Current ovrld setting CPRSR C""Current ovrld setting CPRSR D""Low amb. Unit, half airflow fan" All units except RTW D

"Low amb. Unit, two speed motor" All units except RTW Refer to Table 4

"Night noise set-back" Refer to order, option NNSB E/D"Number of EXV valves CKT1" Units 100-200, RTAB 220 and RTAD 1

Units 300-400-RTXA 200 2"Number of EXV valves CKT2" Units 200-300, RTAB 220 and RTAD 1

Units 400-RTXA 200 2"Refrigerant type" R22-R134a-R404a Refer order

RTAD R134aLA = low-ambient unitHE = high efficiency

4 RTAA-SVB003-E4

RTAA-SVB003-E4 5

Table 1: Output Relay

conf Relay 1 (1;2) Relay 2 (4;5) Relay 3 (6;7)1 Alarm MR Unit is running Maximum capacity2 Alarm MR + AR Unit is running Maximum capacity3 Alarm MR +AR+IFW Unit is running Maximum capacity4 Alarm MR+IFW Unit is running Maximum capacity5 Circuilt alarm 1 MR Circuit 2 alarm MR Maximum capacity6 Circuit 1 alarm MR+AR Circuit 2 alarm

MR+AR Maximum capacity7 Circuit 1 alarm MR+AR+IFW Circuit 2 alarm

MR+AR+IFW Maximum capacity8 Circuit 1 alarm MR+IFW Circuit 2 alarm

MR+IFW Maximum capacity9 Alarm MR Circuit 1 running Circuit 2 running10 Alarm MR+AR Circuit 1 running Circuit 2 running11 Alarm MR+AR+IFW Circuit 1 running Circuit 2 running12 Alarm MR+IFW Circuit 1 running Circuit 2 running

MR: Manual resetAR: Auto resetIFW: Informational warnings

Table 2: Limit HP

"HPC" R22 = 2793 kPa"HPC" R134a = 2200 kPa"HPC" R404a = 3000 kPa

Standard Air Cooled Units + RTXA Cooling ModeLVG WTR TEMP -12 -7.9 -5.9 -2.9 -0.9 1.1 3.1 5.1

to -8 to -6 to -3 to -1 to 1 to 3 to 5 to 10R22 83 84 85 86 87 88 89 90

% HPC R404a 78 79 81 82 83 84 85 87R134a 83 84 85 86 87 88 89 90

Note: For High Ambient unit, add 3% (digit 26=C for RTAA 300/400, RTAB orRTRA) or (digit 12=H for RTAA 200). For RTAD High Ambient (digit 17 = H or W), add 5%.

Whatever is the value of digit 17, if digit 19 = Q and :-if RTAD 85 or RTAD 115 and digit 12 = N, then set to 95%.-if RTAD 100 or RTAD 125 and digit 12 = H, set to 95%.

Water Cooled Units RTWA + RTA HRMines TUV ISPESL

R22 85 80 80% HPC R404a 81 74 74

R22 (RTXA heating) 90 - 88R134a 80 80 80

Water Cooled Units RTWB/RTUB% HPC = 90

RTAA-SVB003-E46

Table 3: Compressor Tons Except RTWB/RTUB and RTAD

UNIT107 108 109 110 207 209 210 211

Compressor A CHHN 060 CHHB 70 CHHB 85 CHHB 100 CHHN 35 CHHN 40 CHHN 50 CHHN 50(GP 60) (IS 70) (IS 85) (IS100) (GP 35) (GP 40) (GP 50) (GP 50)

Configuration A 50 Hz 50 60 70 85 30 35 40 4060 Hz 60 70 85 100 35 40 50 50

Compressor B - - - - CHHN 35 CHHN 40 CHHN 40 CHHN 50(GP 35) (GP 40) (GP 40) (GP 50)

Configuration B 50 Hz - - - - 30 35 35 4060 Hz - - - - 35 40 50 50

UNIT212 213 214 215 216 217

Compressor A CHHN 60 CHHB 70 CHHB 85 CHHB 85 CHHB 100 CHHB 100(GP 60) (IS 70) (IS 85) (IS 85) (IS 100) (IS 100)

Configuration A 50 Hz 50 60 70 70 85 8560 Hz 60 70 85 85 100 100

Compressor B CHHN 60 CHHB 70 CHHB 70 CHHB 85 CHHB 85 CHHB 100(GP 60) (IS 70) (IS 70) (IS 85) IS 85) (IS 100)

Configuration B 50 Hz 50 60 60 70 70 8560 Hz 60 70 70 85 85 100

UNIT322 324 328 220 430 432 434

Compressor A CHHB 70 CHHB 85 CHHB 100 CHHN 60 CHHB 85 CHHB 100 CHHB 100(IS 70) (IS 85) (IS 100) (GP 60) (IS 85) (IS 100) (IS 100)

Configuration A 50 Hz 60 70 85 50 70 85 8560 Hz 70 85 100 60 85 100 100

Compressor B CHHB 70 CHHB 85 CHHB 100 CHHN 60 CHHB 85 CHHB 100 CHHB 100(IS 70) (IS 85) (IS100) (GP 60) (IS 85) (IS 100) (IS 100)

Configuration B 50 Hz 60 70 85 50 70 85 8560 Hz 70 85 100 60 85 100 100

Compressor C CHHB 85 CHHB 100 CHHB 100 CHHN 60 CHHB 85 CHHB 85 CHHB 100(IS 85) (IS 100) (IS 100) (GP 60) (IS 85) (IS 85) (IS 100)

Configuration C 50 Hz 70 85 85 50 70 70 8560 Hz 85 100 100 60 85 85 100

Compressor D - - - CHHN 60 CHHB 85 CHHB 85 CHHB 100(GP 60) (IS 85) (IS 85) (IS 100)

Configuration D 50 Hz - - - 50 70 70 8560 Hz - - - 60 85 85 100

RTAA-SVB003-E4 7

Table 3: Compressor Tons for RTWB/RTUB Only

Unit207 208 210 211 212 214

Compressor 1 K1 K2 L1 L2 L2 M1Configuration circuit 1 (50 Hz) 30 35 40 50 50 60Compressor 2 K1 K2 L1 L1 L2 M1Configuration circuit 2 (50 Hz) 30 35 40 40 50 60

216 217 218 220 222 224Compressor 1 M2 M2 N1 N1 N2 N2Configuration circuit A (50 Hz) 70 70 85 85 100 100Compressor 2 M1 M2 M2 N1 N1 N2Configuration circuit B (50 Hz) 60 70 70 85 85 100

Table 3 : RTAD

Unit85 100 115 125

Compressor A L1 L2 M1 M2Configuration circuit 1(50 Hz) 40 50 60 70Compressor B L1 L2 M1 M2Configuration circuit 2 (50 Hz) 40 50 60 70

RTAA-SVB003-E48

Num

ber

of F

ans

Num

ber

of F

ans

Num

ber

of F

ans

Num

ber

of F

ans

Table 4: Fan Configuration

0 to 40C -18 to 40C 0 to 40C 0 to 46CHA Option

RTAB 2-speed 2-speed 2-speed 2-speedMotor NNSB Motor NNSB Motor NNSB Motor NNSB

108 R134a circuit 1 4 d X 4 e A/X 4 d Xcircuit 2

R22/R404A circuit 1 4 d X 4 e A/X 4 d XStandard circuit 2R22/R404A circuit 1 6 d X 5 e A/X 6 d Xoversize circuit 2

109 R134a circuit 1 5 d X 5 e A/X 5 d Xcircuit 2

R22/R404A circuit 1 5 d X 5 e A/X 5 d Xstandard circuit 2R22/R404A circuit 1 6 d X 5 e A/X 6 d Xoversize circuit 2

110 R134a circuit 1 6 d X 5 e A/X 6 d Xcircuit 2

R22/R404A circuit 1 6 d X 5 e A/X 6 d Xstandard circuit 2R22/R404A circuit 1 6 d X 5 e A/X 6 d Xoversize circuit 2

207 R134a circuit 1/2 2 d A 2 d A 2 d X 3 d Xcircuit 1/2 2 d X 2 d X

R22/R404A circuit 1/2 4 d A 2 d A 2 e X 3 e Xstandard circuit 1/2 2 e X 2 d XR22/R404A circuit 1/2 4 d A 2 d A 2 e Xoversize circuit 1/2 2 e X 2 d X

209 R134a circuit 1/2 2 d A 2 d A 2 d X 3 d Xcircuit 1/2 2 d X 2 d X

R22/R404A circuit 1/2 4 d A 2 d A 2 e X 3 e Xstandard circuit 1/2 2 e X 2 d XR22/R404A circuit 1/2 5 d A 3 d A 3 e Xoversize circuit 1/2 3 e X 3 d X

210 134a circuit 1 3 d A/X 3 d A/X 3 d X 3 d Xcircuit 2 2 d A/X 2 d A/X 2 d X 3 d X

R22/R404A circuit 1 5 d A 3 d A 3 e X 3 e Xstandard circuit 2 4 d A 2 d A 2 e X 3 e X

circuit 1 3 e X 3 d Xcircuit 2 2 e X 2 d X

R22/R404A circuit 1/2 5 d A 3 d A 3 e Xoversize circuit 1/2 3 e X 3 d X

211 R134a circuit 1 3 d A/X 3 d A/X 3 d X 4 d Xcircuit 2 3 d A/X 3 d A/X 3 d X 4 d X

R22/R404A circuit 1/2 5 d A 3 d A/X 3 e X 4 d Xstandard circuit 1/2 3 e XR22/R404A circuit 1/2 5 d A 3 d A/X 3 e Xoversize circuit 1/2 3 e X

RTAA-SVB003-E4 9

Num

ber

of F

ans

Num

ber

of F

ans

Num

ber

of F

ans

Num

ber

of F

ans

Table 4: Fan Configuration (continued)

0 to 40C -18 to 40C 0 to 40C 0 to 46CHA Option

RTAB 2-speed 2-speed 2-speed 2-speedMotor NNSB Motor NNSB Motor NNSB Motor NNSB

212 R134a circuit 1/2 3 d A 3 d A 3 d X 4 d Xcircuit 1/2 3 d X 3 d X

R22/R404A circuit 1/2 5 d A 3 d A 3 e X 4 d Xstandard circuit 1/2 3 e X 3 d XR22/R404A circuit 1 4 d X 4 e X 4 d Xoversize circuit 2 4 d X 4 e X 4 d X

213 R134a circuit 1 3 e 3 e 4 ecircuit 2 3 e 3 e 4 e

R22/R404A circuit 1 4 d 4 eStandard circuit 2 4 d 4 e

214 R134a circuit 1 3 e 3 e 4 ecircuit 2 3 e 3 e 4 e

R22/R404A circuit 1 5 d 5 estandard circuit 2 4 d 4 e

215 R134a circuit 1 3 e 3 e 4 ecircuit 2 3 e 3 e 4 e

R22/R404A circuit 1 5 d 5 estandard circuit 2 5 d 5 e

216 R134a circuit 1 4 e 4 e 5 dcircuit 2 3 e 3 e 4 d

R22/R404A circuit 1 5 d 5 estandard circuit 2 4 d 4 eR134a circuit 1 4 e 4 eoversize circuit 2 4 e 4 e

217 R134a circuit 1 4 e 4 e 5 dcircuit 2 4 e 4 e 5 d

R22/R404A circuit 1 5 d 5 estandard circuit 2 5 d 5 eR134a circuit 1 4 e 4 eoversize circuit 2 4 e 4 e

220 R134a circuit 1 4 d 4 e 4 dcircuit 2 4 d 4 e 4 d

R22/R404A circuit 1 5 d 5 e 5 dstandard circuit 2 5 d 5 e 5 d

324 R134a circuit 1 5 d 5 e 5 dcircuit 2 3 d 3 e 3 d

328 R134a circuit 1 6 d 5 e 6 dcircuit 2 3 d 3 e 3 d

430 R134a circuit 1 5 d 5 e 5 dcircuit 2 5 d 5 e 5 d

432 R134a circuit 1 6 d 5 e 6 dcircuit 2 5 d 5 e 5 d

434 R134a circuit 1 6 d 5 e 6 dcircuit 2 6 d 5 e 6 d

Note: NNSB: Option Day/Night: X without,A with

RTAA-SVB003-E410

Table 4: Fan Configuration (continued)

Num

ber

of F

ans

Num

ber

of F

ans

Num

ber

of F

ans

0 to 40C -18 to 40C 0 to 46C

RTAA 2-speed 2-speed 2-speedMotor NNSB Motor NNSB Motor NNSB

213 standard circuit 1 4 d 4 e 4 dcircuit 2 4 d 4 e 4 d

oversize circuit 1 4 d 4 e 4 dcircuit 2 4 d 4 e 4 d

214 standard circuit 1 4 e 4 e 4 ecircuit 2 4 e 4 e 4 e

oversize circuit 1 5 d 5 e 5 dcircuit 2 4 d 4 e 4 d

215 standard circuit 1 4 d 4 e 4 dcircuit 2 4 d 4 e 4 d

216 standard circuit 1 5 d 5 e 5 dcircuit 2 4 d 4 e 4 d

217 standard circuit 1 5 d 5 e 5 dcircuit 2 5 d 5 e 5 d

oversize circuit 1 5 d 5 e 5 dcircuit 2 5 d 5 e 5 d

322 standard circuit1 4 d 4 e 4 dcircuit 2 4 d 4 e 4 d

oversize circuit 1 4 d 4 e 4 dcircuit 2 6 d 5 e 6 d

324 standard circuit 1 4 d 4 e 4 dcircuit 2 6 d 5 e 6 d

oversize circuit 1 5 d 5 e 5 dcircuit 2 6 d 5 e 6 d

328 standard circuit 1 5 d 5 e 5 dcircuit 2 6 d 5 e 6 d

430 standard circuit 1 4 d 4 e 4 dcircuit 2 4 d 4 e 4 d

oversize circuit 1 5 d 5 e 5 dcircuit 2 4 d 4 e 4 d

432 standard circuit 1 5 d 5 e 5 dcircuit 2 4 d 4 e 4 d

oversize circuit 1 5 d 5 e 5 dcircuit 2 5 d 5 e 5 d

434 standard circuit1 5 d 5 e 5 dcircuit 2 5 d 5 e 5 d

RTAA-SVB003-E4 11

RTRA 107 108 to 110Number of fans 2-speed motor Number of fans 2-speed motor

6 to 40C circuit 1 5 e 4 e-18 to 40C circuit 1 5 d 4 d15 to 40C circuit 1 4 d 4 d

RTXA 209 210 211 212

2-speed 2-speed 2-speed 2-speed0 to 40C circuit 1 3 e 3 e 3 e 4 e

circuit 2 3 e 2 e 3 e 4 e0 to 46C circuit 1 3 e 3 e 3 e 4 e

circuit 2 3 e 2 e 3 e 4 e

0 to 40C -18 to 40CR134a R22 - 404a R134a R22 - 404a

RTUA RTCA 2-speed 2-speed 2-speed 2-speedMotor Motor Motor Motor

108 circuit 1 4 d 4 d 4 e 4 e108 109 circuit 1 4 d 4 d 4 e 4 e109 113 circuit 1 4 e 4 e 4 e 4 e

115 circuit 1 4 e 4 e 4 e 4 e110 111 circuit 1 4 d 4 d 4 e 4 e

116 circuit 1 6 d 6 d 6 e 6 e208 circuit 1 4 d 4 d 4 d 4 d

207 circuit 2 4 d 4 d 4 d 4 d209 209 circuit 1 4 d 4 d 4 d 4 d

circuit 2 4 d 4 d 4 d 4 d211 211 circuit 1 5 d 5 d 5 d 5 d

circuit 2 5 d 5 d 5 d 5 d212 213 circuit 1 4 d 4 d 4 d 4 d

circuit 2 4 d 4 d 4 d 4 d213 213 circuit 1 4 d 4 d 4 e 4 e

circuit 2 4 d 4 d 4 e 4 e215 215 circuit 1 4 d 4 d 4 e 4 e

circuit 2 4 d 4 d 4 e 4 e216 216 circuit 1 4 d 4 d 4 e 4 e217 circuit 2 4 d 4 d 4 e 4 e

Table 4: Fan Configuration (continued)

Num

ber

of F

ans

Num

ber

of F

ans

Num

ber

of F

ans

Num

ber

of F

ans

Num

ber

of F

ans

Num

ber

of F

ans

Num

ber

of F

ans

Num

ber

of F

ans

RTAA-SVB003-E412

Table 4 : RTUB

Variable speed fan circuit 1 : Disable Variable speed fan circuit 2 : Disable Number of fans circuit 1 : 4 Number of fans circuit 2 : 4 Low ambient Unit, two speed motor : Disable

85 N L-W X-P d d d 3 3L d d dQ d d d 2 2

N-H X-P d d e 3 3L d d dQ d d e 2 2

100-115 N L-W X-P d d d125 L d d d

Q d d d 3 3N-H X-P d d e

L d d dQ d d e

85 H L-W X-P d d dL d d dQ d d d 3 3

N-H X-P d d eL d d dQ d d e

100 H L-W X-P d d d 4 4L d d dQ d d d 3 3

N-H X-P d d d 4 4L d d dQ d d e 3 3

115 H L-W X-P d d dL d d dQ d d d 4 4

N-H X-P d d dL d d dQ d d d

125 H L-W X-P d d d 5 5L d d dQ d d d 4 4

N-H X-P d d d 5 5L d d dQ d d d 4 4

RTADDigit5-6-7

Cond.Digit 12

Contemprange

Digit 17

Cond fan /motor

configurationDigit 19 Cirt. 1 Cirt. 2

Lowambient

unit 2 speedmotor Cirt. 1 Cirt. 2

Variable speedfan Number of fans

RTAA-SVB003-E4 13

REFRIGERANT R22 - R404aCOMPRESSOR

CHHN 35 CHHN 40 CHHN 50 CHHN 60 CHHB 70 CHHB 85 CHHB 100RLA (A) 62 69 81 98 123 141 165

380/50/3 CT extension 10 10 01 01 02 02 03Dip switch 10001 11001 10000 11101 10001 11011 10010

UCM Setup 17 25 16 29 17 27 18RLA (A) 60 68 80 97 117 134 157

400/50/3 CT extension 10 10 01 01 02 02 03Dip switch 01111 11001 01111 11101 01101 11000 01110

UCM Setup 15 25 15 29 13 24 14RLA (A) 58 67 79 97 113 129 151

415/50/3 CT extension 10 10 01 01 02 02 03Dip switch 01111 11000 01111 11101 01011 10101 01011

UCM Setup 15 24 15 29 11 21 11RLA (A) 109 124 145 176 213 244 285

220/50/3 CT extension 02 02 02 03 04 04 05Dip switch 00111 10010 11101 10110 01101 10111 00110

UCM Setup 07 18 29 22 13 23 06RLA (A) 76 86 100 123 148 169 198

380/60/3 CT extension 01 01 02 02 02 03 03Dip switch 01011 10101 00000 10001 11110 10100 11110

UCM Setup 11 21 00 17 30 20 30RLA (A) 62 70 83 101 122 140 164

460/60/3 CT extension 10 10 01 01 02 02 03Dip switch 10001 11010 10010 11111 10000 11011 10001

UCM Setup 17 26 18 31 16 27 17RLA (A) 129 148 175 212 255 292 343

220/60/3 CT extension 02 02 03 04 04 05 05Dip switch 10100 11110 10110 01100 11010 01000 10101

UCM Setup 20 30 22 12 26 08 21

Table 5: Current Overload

RTAA-SVB003-E414

Table 5: Current Overload (continued)

REFRIGERANT R134aCOMPRESSOR

CHHN 35 CHHN 40 CHHN 50 CHHN 60 CHHB 70 CHHB 85 CHHB 100RLA (A) 43 49 57 71 86 99 112

380/50/3 CT extension 09 09 10 10 01 01 02Dip switch 10100 11101 01011 11100 10101 11100 01010

UCM Setup 20 29 11 28 21 28 10RLA (A) 42 48 56 68 82 90 108

400/50/3 CT extension 09 09 10 10 01 01 02Dip switch 10011 11100 01010 11001 10100 11011 01001

UCM Setup 19 28 10 25 20 27 09RLA (A) 41 47 55 68 80 90 106

415/50/3 CT extension 09 09 10 10 01 01 02Dip switch 10001 11011 01000 11000 01111 10110 00100

UCM Setup 17 27 08 24 15 22 04RLA (A) 76 87 102 123 149 171 196

220/50/3 CT extension 01 01 02 02 02 03 04Dip switch 01011 10110 00010 10001 11111 10001 00110

UCM Setup 11 22 02 17 31 17 06RLA (A) 52 60 70 86 102 112 139

380/60/3 CT extension 10 10 10 01 02 02 02Dip switch 00011 01111 11010 10101 00001 01001 11001

UCM Setup 03 15 26 21 01 09 25RLA (A) 43 50 58 70 85 98 111

460/60/3 CT extension 09 09 10 10 01 01 02Dip switch 10100 11111 01101 11010 10101 11011 01001

UCM Setup 20 31 13 26 21 27 09RLA (A) 92 104 122 148 177 204 240

220/60/3 CT extension 01 02 02 02 03 03 04Dip switch 11001 00100 10001 11110 10110 11110 10100

UCM Setup 25 04 17 30 22 30 20

RTAD, RTWB and RTUB REFRIGERANT R134aCOMPRESSOR

VOLTAGE K1 K2 L1 L2 M1 M2 N1 N2RLA (A) 57 66 84 100 117 142 171 206

CT extension Ti 10 Ti 10 Ti 01 Ti 01 Ti 02 Ti 02 Ti 03 Ti 04380/50/3 Dip switch 01011 10110 10011 11111 01101 11100 10100 1001

UCM Setup 11 22 19 31 13 28 20 09RLA (A) 54 63 80 95 111 135 162 196

CT extension Ti 10 Ti 10 Ti 01 Ti 01 Ti 02 Ti 02 Ti 03 Ti 04400/50/3 Dip switch 00111 10011 01111 11100 01001 11000 10000 00110

UCM Setup 07 19 15 28 09 24 16 06RLA (A) 52 61 77 92 107 130 156 189

CT extension Ti 10 Ti 10 Ti 01 Ti 01 Ti 02 Ti 02 Ti 03 Ti 04415/50/3 Dip switch 00011 10000 01100 11001 00110 10110 01101 00010

UCM Setup 03 16 12 25 06 22 13 02

RTAA-SVB003-E4 15

IPC Address Dip-switch Settings: SW1-1 SW1-2Module MCSP Compressor A (A20-1) 0 0(all units) Compressor B (A20-2) 0 1

Compressor C (A20-3) 1 0Compressor D (A20-4) 1 1

EXV Module EXV master (A52-1) - cooling 0 0(only RTXA) EXV slave (A52-2) - heating 0 1

Literature Order Number RTAA-SVB003-E4

File Number SV-RF-RTAA-SVB003-0402

Supersedes L80 SB 050 E 1099

Stocking Location La Crosse

The Trane CompanyAn American Standard Companywww.trane.com

For more information contactyour local sales office ore-mail us at comfort@trane.com

Since The Trane Company has a policy of continuous product and product data improvement, it reservesthe right to change design and specifications without notice.Only qualified technicians should perform the installation and servicing of equipment referred to in thisbulletin.Socit Trane Socit Anonyme au capital de 61 005 000 Euros Sige Social: 1 rue des Amriques 88190 Golbey France Siret 306 050 188-00011 RSC Epinal B 306 050 188Numro didentification taxe intracommunautaire: FR 83 3060501888