FORM NO. GML-553 REV. 2

Features■ 96% residential gas furnace CSA certified

■ 4 way multi-poise design

■ Two stages of operation to save energy and maintainoptimal comfort level.

■ 7-Segment LED all units

■ Direct Spark Ignition for reliability and longevity

■ Water Management System with patented BlockedDrain Sensor

■ Heat exchanger is removable for improved serviceability.Aluminized steel primary and stainless steel secondaryconstruction provide maximum corrosion resistance andthermal fatigue reliability.

■ Low profile “34 inch” cabinet ideal for space constrainedinstallations.

■ Blower Shelf design – serviceable in all furnace orientations

■ Pre marked hoses – insures proper system drainage

■ Vent with 2" or 3" PVC

■ Replaceable Collector box

■ Hemmed edges on cabinet and doors

■ Quarter turn fasteners for tool less access

■ Integrated control boards feature dip switches for easy system set up

■ Self priming condensate trap

■ Solid bottom included

MAINLINE® ML96TTWO-STAGEMULTI-POSITIONGAS FURNACES

Manufactured for

Mainline®

HVACmainline.com

ML96T96% A.F.U.E.†Input Rates from 40 to 115 kBTU[11.72 to 33.71 kW]

✝A.F.U.E. (Annual Fuel Utilization Efficiency) calculated in accordance withDepartment of Energy test procedures.

Table of ContentsML96T

2 Mainline®

Table of ContentsStandard & Optional Equipment ......................................................................3

Physical Data & Specifications ........................................................................4

Model Number Identification ............................................................................5

Dimensional Data............................................................................................6

Blower Performance Data................................................................................7

Accessories....................................................................................................8

Limited Warranty ............................................................................................9

Standard & Optional EquipmentML96T

Mainline® 3

STANDARD EQUIPMENTCompletely assembled and wired; blocked drain sensor, 7segment LED and marked hoses; heat exchanger; primary:aluminized steel, secondary: 29-4C stainless steel; 2 stageinduced draft; pressure switches; redundant 2 stage main gascontrol; blower compartment door safety switch; solid statetime on/off blower control; limit controls; manual shut-offvalve; 100% safety lock out; cool fan off delay; field selectableheat fan off delay; one hour automatic retry; power and self-test diagnostics; flame sense current diagnostics; electronicair cleaner connections; twinning (built-in) features; humidifierconnections; humidifier on/off delay; low speed continuous fanoption; single speed option for heating and cooling applica-tions; transformer; direct drive, multi-speed constant torqueelectrically commutated blower motor. Solid bottom. (Pleasenote: a thermostat is not included as standard equipment.)

OPTIONAL EQUIPMENTSide and bottom filter racks; return air cabinet for all sizes.NOTE: Furnace is not listed for use with fuels other than natural

or L.P. (propane) gas.All models can be converted by a qualified distributor or localservice dealer to use L.P. (propane) gas without changing burn-ers. Factory approved kits must be used to convert from natural to L.P. (propane) gas and may be ordered as optionalaccessories from a parts distributor.For L.P. (propane) operation, refer to Conversion Kit Index Form.

WARNINGTHIS FURNACE IS NOT APPROVED

OR RECOMMENDEDFOR USE IN MOBILE HOMES

PRIMARY AND SECONDARYHEAT EXCHANGER

IN-SHOT BURNERS

PRESSURE SWITCHES

DRAFTINDUCER

CONTROLBOARD

CONSTANT TORQUEELECTRICALLYCOMMUTATED MOTOR

GAS VALVE AND MANIFOLD

DIRECT SPARK IGNITION &REMOTE SENSOR

REMOTESENSOR

BLOCKED DRAINSENSOR

Physical Data & SpecificationsML96T

4 Mainline®

Physical Data and Specifications—Upflow ModelsU.S. and Canadian Models

MODEL NUMBERS ML96TA0402317MSA

ML96TA0602317MSA

ML96TA0702317MSA

ML96TA0852521MSA

ML96TA1002521MSA

ML96TA1152524MSA

HIGH FIRE INPUT BTU/HR [kW] ➀ 42,000 [12.31] 56,000 [16.41] 70,000 [20.50] 84,000 [24.61] 98,000 [28.72] 112,000 [32.82]LOW FIRE INPUT BTU/HR [kW] 29,400 [8.61] 39,200 [11.49] 49,000 [14.36] 58,800 [17.23] 68,600 [20.11] 78,400 [22.97]HEATING CAPACITY BTU/HR [kW] 41,000 [12.02] 55,000 [16.12] 68,000 [19.93] 82,000 [24.03] 95,000 [27.84] 109,000 [31.94]HIGH ALTITUDE OUTPUT 10% DERATE [kW] ➁

36,288 [10.64] 48,384 [14.18] 60,480 [17.72] 72,576 [21.28] 84,672 [24.81] 96,768 [28.36]

BLOWER (D x W)[mm]

11 x 7[279 x 178]

11 x 8[279 x 203]

11 x 8[279 x 203]

11 x 10[279 x 254]

11 x 10[279 x 254]

11 x 11[279 x 279]

MOTOR H.P. [W]–SPEEDSTYPE 1/2 [373]-5-CT 1/2 [373]-5-CT 1/2 [373]-5-CT 1 [746]-5-CT 1 [746]-5-CT 1 [746]-5-CT

MINIMUM CIRCUIT AMPACITY 8 8 8 12 11 11MINIMUM OVERLOADPROTECTION 15 15 15 15 15 15

MAXIMUM OVERLOADPROTECTION 15 15 15 20 15 15

MOTOR FULL LOAD AMPS 6.4 6.4 6.4 10.6 10.6 10.6HEATING SPEED–HIGH FIRE MED MED MED MED-HIGH MED MEDHEATING SPEED–LOW FIRE LOW MED-LOW LOW MED-LOW LOW LOWCOOLING SPEED MED-HIGH MED-HIGH MED-HIGH HIGH HIGH HIGHMINIMUM EXT. STATICPRESSURE (IN. W.C.) [kPa] .18 [.045] .20 [.050] .23 [.057] .28 [.070] .28 [.070] .28 [.070]

MAXIMUM EXT. STATICPRESSURE (IN. W.C.) [kPa] 0.9 [0.22] 0.9 [0.22] 0.9 [0.22] 0.9 [0.22] 0.9 [0.22] 0.9 [0.22]

HEATING CFM @ .2" [.049 kPa]W.C. E.S.P. [L/s] 1117 [527] 1161 [548] 1198 [565] 1715 [809] 1522 [718] 1574 [743]

COOLING CFM @ .7" [.17 kPa]W.C. E.S.P. [L/s] 1102 [520] 1139 [538] 1141 [538] 1745 [814] 1745 [814] 1765 [833]

TEMPERATURE RISE-HIGH FIRERANGE IN DEGREES °F [°C]

20 - 50[11 -28]

30 - 60[17 - 33]

40 - 70[22 - 39]

30 - 60[17 - 33]

40 - 70[22 - 39]

45 - 75[25 - 42]

TEMPERATURE RISE-LOW FIRERANGE IN DEGREES °F [°C]

15 - 45[8 -25]

20 - 50[11 - 28]

30 - 60[17 - 33]

20 - 50[11 - 28]

30 - 60[17 - 33]

35 - 65[19 - 36]

APPROX. SHIPPING WEIGHT(LBS.) [kg] 123.5 [56] 128 [58] 132 [60] 147.5 [67] 152 [69] 165 [75]

AFUE ➂ 96.00% 96.00% 96.00% 96.00% 96.00% 96.00%NOTES: All models are 115V, 60HZ, 1 phase Gas connection size for all models is 1/2" [13 mm] N.P.T. ➀ Installation instructions for high altitude derate. ➁ Canadian installations only. ➂ In accordance with D.O.E. test procedures. *S=Standard ModelsNOTE: Standard model complies with California low nox requirements.

[ ] Designates Metric Conversions

Model Number IdentificationML96T

Mainline® 5

Model Number Identification

ML 96 T A 040 2 3 17 M S A

Mainline

Series96%

Efficient

Motor -ConstantTorque

Design SeriesA = 1st Design

InputBTU/HR

040 = 42,000 [12.31 kW]060 = 56,000 [16.41 kW]070 = 70,000 [20.51 kW]085 = 84,000 [24.62 kW]100 = 98,000 [28.72 kW]115 = 112,000 [32.82 kW]

Stage - Two Airflow3 - Up to 3 Tons5 - Up to 5 Tons

Cabinet Width17 = 17.5"21 = 21.0"24 = 24.5"

Configuration - Multi-Position

S = Standard Revision -Marketing

(A - First TimeRelease)

—

[ ] Designates Metric Conversions

Dimensional DataML96T

6 Mainline®

MODELML96T

LEFTSIDE

MINIMUM CLEARANCE (IN.) [mm]SHIP

WGTS.

FLANGE DIMENSIONSRIGHTSIDE BACK TOP FRONT VENT A B C

040 0 0 0 1 [25] 2 [51] 0 123.5 [56] 171/2 [445] 1617/64 [413] 1613/64 [412]060 0 0 0 1 [25] 2 [51] 0 128 [58] 171/2 [445] 1617/64 [413] 1613/64 [412]070 0 0 0 1 [25] 2 [51] 0 132 [60] 171/2 [445] 1617/64 [413] 1613/64 [412]085 0 0 0 1 [25] 2 [51] 0 147.5 [67] 21 [533] 1949/64 [502] 1945/64 [500]100 0 0 0 1 [25] 2 [51] 0 152 [69] 21 [533] 1949/64 [502] 1945/64 [500]115 0 0 0 1 [25] 2 [51] 0 165 [75] 241/2 [662] 2317/64 [591] 2313/64 [589]

UNIT DIMENSIONS(CLEARANCE TO COMBUSTIBLES)

UNIT DIMENSIONS(CLEARANCE TO COMBUSTIBLES)

*A service clearance of at least 24" is recommended in front of all furnaces [ ] Designates Metric ConversionsSupply and return depicted as upflow configuration.Flange configuration will vary depending on installation orientation.

Blower Performance DataML96T

Mainline® 7

MODELBLOWER

SIZEIN. [mm]

MOTORH.P.[W]

SPEEDTAP

CFM [L/s] AIR DELIVERYEXTERNAL STATIC PRESSURE INCHES WATER COLUMN [kPa]

0.1 [.02] 0.2 [.05] 0.3 [.07] 0.4 [.10] 0.5 [.12] 0.6 [.15] 0.7 [.17] 0.8 [.19] 0.9 [.22]

ML96T402317

11 x 7[279 x 178]

1/2[373]

Low**Med. LoMed.*

Med. HiHigh

8931021115513311423

840976111712911387

788931107512551355

737884103912161320

68383899911761285

61179295711391250

55174591511021215

49167387210651180

43961581910261144

ML96T602317

11 x 8[279 x 203]

1/2[373]

LowMed. Lo**

Med.*Med. Hi

High

9161064119213501397

8691022116113151365

820979112112811333

752937108112491300

685888104112151269

64682099811781236

58677094211391194

53072988510961155

48867384310441109

ML96T702317

11 x 8[279 x 203]

1/2[373]

Low**Med. LoMed.*

Med. HiHigh

9691105123913831482

9161054119813321444

8261010114712991409

798961110112631379

736910106012231343

666840101111821294

61479195111411266

55473588710901226

50768683810341182

ML96T852521

11 x 10[279 x 254]

1[746]

LowMed. Lo**

Med.Med. Hi*

High

12781431160717461955

12301390156517151923

11731343152516791888

11031294148116441853

10451235143315991824

9971177138015501782

9441131132514991745

8971085128414471701

8461039124114051635

ML96T1002521

11 x 10[279 x 254]

1[746]

Low**Med. LoMed.*

Med. HiHigh

12811431156117331956

12321367152216941916

11801316148216541880

11311274143616151845

10811227139415781812

10311181135415351777

9441117130615001745

9031072126514611710

8451019118614111619

ML96T1152524

11 x 11[279 x 279]

1[746]

Low**Med. LoMed.*

Med. HiHigh

13331480162718282030

12731426157417811987

12081373152217281942

11411310147216821898

10741241141716351857

10161190135515781811

9551131130815251765

8981077125014781720

8421024119914201673

** = Factory tap for Low Fire ** = Factory tap for Hi FireNOTE: The Technician/Installer must verify that the furnace is operating within the published rise range before completing the installation

[ ] Designates Metric Conversions.

AccessoriesML96T

8 Mainline®

FILTER RACK FILTER SIZES* INCHES [mm]

MODELRXGF-CB(UPFLOW/

HORIZONTAL)

RXGF-CD(UPFLOW)

RXGF-CC(DOWNFLOW)

ML96TA040 153/4 x 25[400 x 635]

153/4 x 25[400 x 635]

12 x 20[305 x 508]

ML96TA060 153/4 x 25[400 x 635]

153/4 x 25[400 x 635]

12 x 20[305 x 508]

ML96TA070 153/4 x 25[400 x 635]

153/4 x 25[400 x 635]

12 x 20[305 x 508]

ML96TA085 191/4 x 25[489 x 635]

153/4 x 25[400 x 635]

12 x 20[305 x 508]

ML96TA100 191/4 x 25[489 x 635]

153/4 x 25[400 x 635]

12 x 20[305 x 508]

ML96TA115 223/4 x 25[578 x 635]

153/4 x 25[400 x 635]

14 x 20[356 x 508]

FOR HIGH ALTITUDES:NOTE: For Canadian installations only, an optional derate (manifold

gas pressure reduction) method may be used to adjust thefurnace for altitude. See Installation Instructions for moreinformation. This optional method may NOT be used for U.S.installations. See installation instructions as appropriate orificechange is required.

L.P. CONVERSION KIT: RXGJ-FP34

CONDENSATE PUMP KIT: PROSTOCK & 1PCB151TUL

DOWNFLOW/HORIZONTAL CONVERSION KIT: RXGY-CK

DOWNFLOW/HORIZONTAL LEFT ZERO CLEARANCE CONVERSION KIT: RXGY-ZK

COMBUSTIBLE FLOOR BASE: RXGC-B17RXGC-B21RXGC-B24

[ ] Designates Metric Conversions

INDOOR COIL CASINGSMODEL

NUMBER

RXBC-D17A1RXBC-D21A1RXBC-D21B1RXBC-D24A1

VENT TERMINATION KITS: =RXGY-E02: Vertical/Horizontal Concentric Vent Termination Kit 2" Pipe (US Only)

RXGY-E02A: Vertical/Horizontal Concentric Vent Termination Kit 2" Pipe (US & Canadian)

RXGY-E03: Vertical/Horizontal Concentric Vent Termination Kit 3" Pipe (US Only)

RXGY-E03A: Vertical/Horizontal Concentric Vent Termination Kit 3" Pipe (US & Canadian)

RXGY-G02: Direct Vent Furnace Side Wall Vent 2" or 3" (US Only)

RXGY-D05: Combustion Air Drain Kit 2"

RXGY-D06: Combustion Air Drain Kit 3"

NEUTRALIZER KIT: RXGY-A01 (Replacement Cartridge 54-22120-01)FOSSIL FUEL KIT: RXPF-F01, RXPF-F02 (TVA)

EXTERNAL BOTTOM FILTER (UPFLOW/HORIZONTAL) RACK:RXGF-CB

EXTERNAL SIDE (UPFLOW) FILTER RACK: RXGF-CD

EXTERNAL (DOWNFLOW) FILTER RACK: RXGF-CC

*Filter racks are shipped without filters.Filters shipped with furnace may be used or a suitable 1" [25.4 mm] filter.

Limited WarrantyML96T

Mainline® 9

GENERAL TERMS OF LIMITED WARRANTY*Mainline® will furnish a replacement for any part of thisproduct which fails in normal use and service within theapplicable period stated, in accordance with the terms ofthe limited warranty.

*For complete details of the Limited Warranties, including applicableterms and conditions, contact your local contractor or the Manufacturerfor a copy of the product warranty certificate.

Parts.............................................................Five (5) YearsHeat Exchanger .......................................Fifteen (15) Years

NotesML96T

10 Mainline®

NotesML96T

Mainline® 11

Before proceeding with installation, referto installation instructions packagedwith each model, as well as complyingwith all Federal, State, Provincial, andLocal codes, regulations, and practices.

“In keeping with its policy of continuous progress and product improvement, the right is reserved to make changes without notice.”

PRINTED IN U.S.A. 9-17 QG FORM NO. GML-553 REV. 2 Supersedes Form No. ATZ-204

www.MainlineCollection.com