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 Page 4

BLOWER DATA

 ML193DF070XP36B PERFORMANCE (Less Filter)

External 

Static 

Pressure 

in. w.g.

Air Volume / Watts at Various Blower Speeds

High

Medium-

High

Medium-

Low

Low

cfm Watts cfm Watts cfm Watts cfm Watts

0.00

1505 660 1310 570 1090 455 940 390

0.10

1480 625 1295 550 1070 435 935 365

0.20

1405 585 1255 515 1055 425 930 350

0.30

1355 580 1225 475 1045 405 900 330

0.40

1305 540 1165 470 1010 385 890 325

0.50

1270 525 1110 425 975 370 835 305

0.60

1175 500 1080 415 925 345 815 290

0.70

1105 460 1000 395 855 320 745 270

0.80

1040 440 925 365 790 300 670 250

0.90

920 400 825 335 680 270 560 225

 ML193DF110XP60C PERFORMANCE (Less Filter)

External 

Static 

Pressure 

in. w.g.

Air Volume / Watts at Various Blower Speeds

High

Medium-

High

Medium-

Low

Low

cfm Watts cfm Watts cfm Watts cfm Watts

0.00

2410 1390 2190 1080 1860 910 1560 735

0.10

2405 1385 2180 1070 1855 905 1555 730

0.20

2285 1345 2120 1030 1850 865 1540 720

0.30

2220 1315 2015 1005 1770 840 1535 705

0.40

2185 1295 1950 955 1750 815 1530 685

0.50

2045 1240 1830 925 1680 790 1500 660

0.60

1965 1220 1710 890 1575 755 1445 640

0.70

1820 1165 1610 850 1495 720 1370 615

0.80

1625 1155 1510 820 1400 695 1315 595

0.90

1455 1110 1390 790 1350 660 1210 565

 ML193DF045XP36B PERFORMANCE (Less Filter)

External 

Static 

Pressure 

in. w.g.

Air Volume / Watts at Various Blower Speeds

High

Medium-

High

Medium-

Low

Low

cfm Watts cfm Watts cfm Watts cfm Watts

0.00

1615 650 1385 555 1205 465 1045 390

0.10

1605 640 1375 545 1195 455 1035 380

0.20

1500 620 1340 525 1165 445 1015 370

0.30

1450 590 1290 490 1125 420 975 365

0.40

1350 560 1235 480 1090 405 920 345

0.50

1300 545 1170 450 1035 380 875 335

0.60

1195 500 1095 425 990 365 840 320

0.70

1140 485 1020 400 895 345 780 300

0.80

1025 450 920 370 840 330 695 275

0.90

945 435 800 335 700 295 605 250

 ML193DF090XP48C PERFORMANCE (Less Filter)

External 

Static 

Pressure 

in. w.g.

Air Volume / Watts at Various Blower Speeds

High

Medium-

High

Medium-

Low

Low

cfm Watts cfm Watts cfm Watts cfm Watts

0.00

2075 800 1890 720 1625 645 1375 535

0.10

1995 755 1830 680 1590 615 1350 515

0.20

1910 715 1775 645 1575 580 1340 500

0.30

1825 680 1705 610 1530 550 1325 485

0.40

1730 645 1620 580 1475 525 1285 460

0.50

1630 615 1530 545 1405 500 1240 440

0.60

1530 585 1450 525 1330 470 1175 420

0.70

1430 555 1340 485 1260 450 1095 390

0.80

1300 525 1245 465 1145 415 1015 370

0.90

1185 495 1110 430 1045 385 915 340

Summary of Contents for ML193DF045P36B

Page 1: ...detailed description on how this is done All specifications are subject to change Procedures out lined in this manual are presented as a recommendation only and do not supersede or replace local or st...

Page 2: ...d 1 2 1 2 1 2 1 2 with field supplied PVC coupling o d 3 4 3 4 3 4 3 4 Indoor Blower Wheel nom dia x width in 10 x 8 10 x 8 10 x 10 11 x 10 Motor output hp 1 3 1 3 1 2 1 Tons of add on cooling 2 5 3 2...

Page 3: ...oncentric US 2 in 71M80 69M29 3 in 60L46 Canada 2 in 44W92 44W92 3 in 44W93 Flush Mount 2 2 1 2 or 3 in 51W11 51W11 Wall Close Couple US 2 in 22G44 3 in 44J40 44J40 Wall Close Couple WTK Canada 2 in 3...

Page 4: ...165 1610 850 1495 720 1370 615 0 80 1625 1155 1510 820 1400 695 1315 595 0 90 1455 1110 1390 790 1350 660 1210 565 ML193DF045XP36B PERFORMANCE Less Filter External Static Pressure in w g Air Volume Wa...

Page 5: ...and door switch BAG ASSEMBLY BLOWER MOTOR hidden BLOWER ACCESS PANEL BURNER ACCESS PANEL COMBUSTION AIR INDUCER BURNER BOX ASSEMBLY includes sensor rollout switches and ignitor GAS VALVE BLOWER DECK...

Page 6: ...ignition control system consists of an integrated con trol figure 4 ignitor figure 10 and sensor figure 10 The integrated control and ignitor work in combination to en sure furnace ignition and ignit...

Page 7: ...tage conditions Fan Control The fan on time of 30 seconds is not adjustable The fan off delay amount of time that the blower operates after the heat demand has been satisfied may be adjusted by changi...

Page 8: ...lame 5 times during single heating demand SLOW FLASH OFF Flame sensed without gas valve energized ON SLOW FLASH Rollout switch open OR 12 pin connector improperly attached ON ON OFF ON OFF ON Circuit...

Page 9: ...he trial for ignition If ignition is not proved during the trial for ignition the integrated control will try four more times with an inter purge and warm up time between trials of 30 seconds After a...

Page 10: ...g Speed 120VAC Blower Heating Speed 120VAC Dead terminals to park alternate spd taps Continuous blower Neutral terminals 120VAC PUSH BUTTON LED TWIN TWIN Twinning Terminal 24VAC DEMAND CAI GAS VALVE 1...

Page 11: ...NO JUMPER FIGURE 8 60 90 120 180 60 90 120 180 60 90 120 180 60 90 120 180 60 Second off Time 90 Second off Time 120 Second off Time 180 Second off Time Twinning 2 ML193DF Furnaces Integrated control...

Page 12: ...TWO STAGE THERMOSTAT Call For Cool Call For Fan Call For 1st Stage Heat Call For 2nd StageHeat R Y G W1 W2 Y W C Y W R R G C G TWIN TWIN TWIN 2 TWIN 1 ISOLATION RELAY Call For Cool Call For Fan Call F...

Page 13: ...The sensor can be removed for service with out removing any part of the burners During operation flame is sensed by current passed through the flame and sensing electrode The ignition control allows...

Page 14: ...lem is with the wiring between the jack plug and the control If reading is not correct the issue is the ignitor Test 3 Check ignitor for correct voltage Insert meter probes into terminals 2 and 4 use...

Page 15: ...ngers and exhausted out the exhaust vent pipe 6 Burners Figure 13 All units use inshot burners Burners are factory set and do not require adjustment Burners can be removed as an as sembly for service...

Page 16: ...he CAI orifice to insure proper flow through the heat exchanger The switch is a SPST N O prove switch electrically con nected to the integrated control The purpose of the switch is to prevent burner o...

Page 17: ...the pressure differential The pressure differential should be greater than those listed in table 10 5 Remove thermostat demand and allow to cycle off 6 Remove manometer and tee s Reinstall combustion...

Page 18: ...TM SPECIFICATION PVC CPVC Primer F656 PVC Solvent Cement D2564 CPVC Solvent Cement F493 ABS Solvent Cement D2235 PVC CPVC ABS All Purpose Cement For Fittings Pipe of the same material D2564 D2235 F493...

Page 19: ...S 110 2 YES YES YES 5YES YES YES 2 1 2 YES YES 5YES YES YES 3 YES YES 5YES YES YES NOTE Standard Terminations do not include any vent pipe or elbows external to the structure Any vent pipe or elbows e...

Page 20: ...e and end of pipe are wet with cement forcefully insert end of pipe into socket until it bottoms out Turn PVC pipe 1 4 turn dur ing assembly but not after pipe is fully inserted to dis tribute cement...

Page 21: ...restrict ive The PolyPro by Duravent venting system must also fol low the uninsulated and unconditioned space criteria listed in table 16 The ML193DF can be installed as either a Non Direct Vent or a...

Page 22: ...lbows inside and outside the house What is the altitude of the furnace installation 7 What is the furnace capacity 045 070 090 or 110 NOTE It is acceptable to use any pipe size which fits within the g...

Page 23: ...pe 3 Pipe Model Model Model 045 070 090 110 045 070 090 110 045 070 090 110 1 53 38 22 n a 90 70 39 n a 111 111 104 104 2 48 33 17 85 65 34 106 106 99 99 3 43 28 12 80 60 29 101 101 94 94 4 38 23 n a...

Page 24: ...st length of 2 PVC pipe possible NOTE Intake pipe and exhaust pipe must be the same diameter 2 2 2 Intake Piping The ML193DF furnace may be installed in either direct vent or non direct vent applicati...

Page 25: ...e maximum volume of combustion air required for all gas appliances serviced by this space FIGURE 24 EQUIPMENT IN CONFINED SPACE Inlet Air from Ventilated Attic and Outlet Air to Outside NOTE The inlet...

Page 26: ...nal B149 installation codes the minimum allowed distance between the combustion air intake inlet and the exhaust outlet of other appliances shall not be less than 12 inches 305mm TABLE 16 Maximum Allo...

Page 27: ...y inlet Clearance above paved sidewalk or paved driveway located on public property Clearance under veranda porch deck or balcony 12 Equal to or greater than soffit depth 3 feet 9m 12 3 feet 9m within...

Page 28: ...ve paved sidewalk or paved driveway located on public property Clearance under veranda porch deck or balcony 12 7 feet 2 1m 3 feet 9m within a height 15 feet 4 5m above the meter regulator assembly 3...

Page 29: ...3 On roof terminations the intake piping should termi nate straight down using two 90 elbows See figure 31 4 Exhaust piping must terminate straight out or up as shown A reducer may be required on the...

Page 30: ...d CLAMP FIELD PROVIDED REDUCER MAY BE REQUIRED TO ADAPT LARGER VENT PIPE SIZE TO TERMINATION INTAKE 1 1 2 38mm accelerator provided on 71M80 44W92 kits for ML193DF045P36B 070P36B 12 305mm 12 305mm Min...

Page 31: ...227 mm Min 12 305 mm Min 16 405 mm Max 6 152 mm Max 6 152 mm Min 24 610 mm Max 9 227 mm Min 12 305 mm Min 20 508 mm Max 6 152 mm Max Intake Elbow WALL SUPPORT B A D E B D E A ALTERNATE TERMINATIONS TE...

Page 32: ...the building FIGURE 38 NON DIRECT VENT ROOF TERMINATION KIT 15F75 or 44J41 UNCONDITIONED ATTIC SPACE 3 76mm OR 2 51mm PVC PROVIDE SUPPORT FOR EXHAUST LINES 12 305mm ABOVE AVE SNOW ACCUMULATION SIZE T...

Page 33: ...nts Glue the provided drain trap as shown in fig ures 46 and 47 Route the condensate line to an open drain 5 Figure 44 shows the furnace and evaporator coil using a separate drain If necessary the con...

Page 34: ...eld Provided Vent 1 min 2 max above condensate drain FIGURE 44 ML193DF with Evaporator Coil Using a Separate Drain Drain Field Provided Vent 1 min 2 max above condensate drain Condensate Drain Connect...

Page 35: ...Condensate Drain Connection In Unit Vent To Drain Condensate Drain Connection In Unit Optional Condensate Drain Connection OptionalDrainPipingFromTrap DrainTrapAssembly Furnished DrainTrap Assembly w...

Page 36: ...inch PVC Not Furnished 1 2 inch PVC Pipe Not Furnished Drain Assembly for 3 4 inch Drain Pipe 90 Street Elbow 1 2 inch PVC Not Furnished Condensate Drain Connection In Unit Adapter 1 2 inch slip X 1 2...

Page 37: ...p should be primed with suffi cient water to ensure proper condensate drain opera tion WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage pe...

Page 38: ...er 31B2001 See Corp 8411 L10 for further details WARNING Do not use matches candles flame or any other source of ignition to check for gas leaks D Testing Gas Supply Pressure When testing supply gas p...

Page 39: ...risdiction of local au thorities ML193DF 1 through 6 units require no manifold pressure adjustments for operation at altitudes up to 10 000 feet 3048 m above sea level However 7 units and later in sta...

Page 40: ...switch is in OFF position B Temperature Rise Temperature rise depends on unit input blower speed blower horsepower and static pressure as marked on the unit rating plate The blower speed must be set...

Page 41: ...d by the filter manufacturer against the data given in the appropriate Lennox Product Specifications bulletin Additional informa tion is provided in Service and Application Note ACC 00 2 August 2000 T...

Page 42: ...connect the combustion air inducer to the wire harness 26 Reinstall pressure switches and reconnect pressure switch wiring 27 Carefully connect combustion air pressure switch hos ing from pressure swi...

Page 43: ...2 minutes or control goes into 5 minute Watchguard Pressure Switch delay Once S18 closes a 15 second pre purge follows 4 The integrated control A92 energizes ignitor A 20 second warm up period begins...

Page 44: ...MUM OF 1 SECOND GAS VALVE OFF COMBUSTION AIR INDUCER ON INDOOR BLOWER ON HEATING SPEED LED 1 SLOW FLASH LED 2 OFF GAS VALVE OFF COMBUSTION AIR INDUCER OFF INDOOR BLOWER OFF WITH DELAY LED 1 OFF LED 2...

Page 45: ...PLETE YES 4 SECONDS YES HAS CONTROL RESET IGNITION SEQUENCE FOUR TIMES FLAME SIGNAL 1 5 MICROAMPS OR GREATER YES YES YES ROLLOUT SWITCH CLOSED GAS VALVE POWER OFF COMBUSTION AIR INDUCER POWER ON INDOO...

Page 46: ...ASH RATE REMAINS UNCHANGED THROUGHOUT COOLING CYCLE THERMOSTAT CALLS FOR COOLING COMPRESSOR CONTACTOR AND SYSTEM FAN ENERGIZED WITH 2 SECOND DELAY COOLING SPEED EAC TERM ENERGIZED COMPRESSOR OFF THERM...

Page 47: ...ED THERMOSTAT CALLS FOR HEAT W THERMOSTAT CALLS FOR COOLING THERMOSTAT OPENS SYSTEM FAN SWITCHED TO COOL SPEED EAC TERM REMAINS ON THERMOSTAT OPENS MANUAL FAN SELECTION MADE AT THERMOSTAT CONTROL G EN...

Page 48: ...oes into 5 minute Watchguard Pressure Switch delay Once S18 closes a 15 second pre purge follows 4 The integrated control A92 energizes ignitor A 20 second warm up period begins 5 Gas valve opens for...

Page 49: ...DOOR BLOWER ON HEATING SPEED LED 1 FLASH GAS VALVE OFF COMBUSTION AIR INDUCER OFF INDOOR BLOWER OFF WITH DELAY LED 2 FLASHES Sequence holds until pressure switch opens or thermostat resets control NO...

Page 50: ...HEAT DEMAND WATCHGUARD MODE GAS VALVE OFF COMBUSTION AIR INDUCER OFF INDOOR BLOWER OFF WITH DELAY LED 7 FLASHES WATCHGUARD FAILURE CODE IS 60 MINUTE RESET PERIOD COMPLETE NO 4 SECONDS YES HAS CONTROL...

Page 51: ...AC TERM OFF WITH 60 SECOND DELAY NO NO IS VOLTAGE ABOVE 90 VOLTS LED ON STEADY CONTROL WILL CONTINUE TO CALL FOR COOLING IN THIS CONDITION YES NO IS THERE A PROPER GROUND YES NO LED ON STEADY CONTROL...

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