Lennox International Inc ML193DF installation instructions Front View, Top View

Page 24

12” (305mm)

Minimum

Above Average

Snow

Accumulation

CLAMP

1−1/2" (38mm) accelerator

provided on 71M80 & 44W92 kits for ML193DF045P36B− & 070P36B

 

FLASHING

INTAKE

(Not Furnished)

SHEET METAL STRAP

(Clamp and sheet metal strap

must be field installed to support the weight of the termination kit.)

FIELD−PROVIDED

REDUCER MAY BE REQUIRED

TO ADAPT LARGER VENT

PIPE SIZE TO TERMINATION

Front View

EXHAUST VENT

 

SIZE

 

TERMINATION

INTAKE

PIPE PER

TABLE 8.

AIR

 

Top View

1/2" (13mm) Foam Insulation

 

in Unconditioned Space

 

FIELD−PROVIDED

 

REDUCER MAY

EXHAUST VENT

BE REQUIRED TO

 

ADAPT LARGER

 

VENT PIPE SIZE

INTAKE AIR

TO TERMINATION

 

 

6 (152mm) MIN.

DIRECT VENT CONCENTRIC ROOFTOP TERMINATION

71M80, 69M29 or 60L46 (US) 41W92 or 41W93 (Canada)

FIGURE 30

 

 

1−1/2" (38mm) accelerator

FIELD−PROVIDED

 

provided on 71M80 &

 

44W92 kits for

REDUCER MAY BE

 

 

ML193DF045P36B− &

REQUIRED TO ADAPT

 

 

070P36B

LARGER VENT PIPE

OUTSIDE

SIZE TO TERMINATION

INTAKE

 

WALL

 

 

AIR

EXHAUST

 

EXHAUST

AIR

 

AIR

OUTSIDE WALL

DIRECT VENT WALL TERMINATION KIT

(30G28 or 81J20)

 

FIGURE 33

Front View

EXHAUST VENT

 

SIZE

 

TERMINATION

INTAKE

PIPE PER

TABLE 8.

AIR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INTAKE

12" (305mm) Min.

INTAKE

 

CLAMP

 

 

 

 

AIR

above grade or

AIR

(Not Furnished)

 

 

 

 

average snow ac-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

cumulation.

 

 

 

 

 

 

 

 

 

 

 

GRADE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DIRECT VENT CONCENTRIC WALL TERMINATION

 

 

 

 

71M80, 69M29 or 60L46 (US)

 

 

 

 

 

 

 

41W92 or 41W93 (Canada)

 

 

 

FIGURE 31

Top View

1/2" (13mm) Foam Insulation

in Unconditioned Space

FIELD−PROVIDED

REDUCER MAY

BE REQUIRED TO

ADAPT LARGER

VENT PIPE SIZE

TO TERMINATION

EXHAUST VENT

INTAKE AIR

8" (206mm) MIN.

EXHAUST

 

12"

 

(305mm)

VENT

 

5"

5−1/2"

 

(127mm)

(140mm)

INTAKE

 

 

AIR

 

 

 

18" MAX.

Front View

 

(457mm)

 

EXHAUST VENT

 

 

12" (305mm) Min.

 

 

above grade or

Inches (mm)

 

average snow ac-

 

INTAKE cumulation.

 

 

 

 

AIR

optional intake elbow

 

Side View

OPTIONAL VENT TERMINATION FOR MULTIPLE UNIT

INSTALLATION OF DIRECT VENT WALL TERMINATION KIT

(22G44, 44J40, 30G28 or 81J20)

FIGURE 32

OUTSIDE WALL

DIRECT VENT WALL TERMINATION KIT

(22G44 or 44J40)

FIGURE 34

Page 24

Image 24
Contents Installation Instructions ML193DF Table of ContentsML193DF Unit Dimensions − inches mm ML193DFBAG Assembly ML193DF Parts ArrangementControl BOX Blower MotorSafety Information Direct Vent Installation NON−DIRECT VentML193DF Gas Furnace Shipping and Packing ListUse of Furnace as Construction Heater General Combustion, Dilution & Ventilation AirEquipment in Confined Space − ALL AIR from Inside Shipping Bolt Removal Equipment in Confined Space − ALL AIR from OutsideInstallation − Setting Equipment Setting EquipmentFront Horizontal Back NON−COMBUSTIBLE Floor Opening Size NC‡Combustible Flooring Base Opening Size Side View− Seal the cabinet and check for air leaks Pipe & Fittings Specifications Piping and Fittings SpecificationsFilters Duct SystemOutdoor Termination Kits Usage Joint Cementing Procedure Venting PracticesPiping Suspension Guidelines ScheduleVent Piping Guidelines Minimum Vent Pipe LengthsML193DF MIN. Vent Length Model Maximum Allowable Intake or Exhaust Vent Length in Feet Typical Exhaust Pipe Connections Typical Intake Pipe ConnectionsIntake Exhaust Typical AIR Intake Pipe Connections Inside Corner Detail Inches 305mm or 12 in mmUS Installations1 Canadian Installations2 − On field supplied terminations, a minimum distance Direct Vent Roof Termination KITFLUSH−MOUNT Side Wall Termination KIT 51W11 51mm 76mm Vent Pipe Reducer MAY be Required to AdaptUnconditioned Space SupportFront View Top ViewExhaust 203mm − 305mm NON−DIRECT Vent Roof Termination KITML193DF NON−DIRECT Vent Application Using Existing Chimney ML193DF with Evaporator Coil To drainTrap / Drain Assembly Using 1/2 PVC or 3/4 PVC Gas Piping Furnace Isolate GAS ValveGAS Pipe Capacity − FT3/HR kL/HR Precautions and Procedures ElectricalElectrostatic Discharge ESD FACTORY− Installed Left Side MAKE−UP Interior MAKE−UP BOXExterior MAKE−UP BOX BOX InsideTypical ML193DF Field Wiring Diagram Thermostat DesignationsTypical ML193DF Wiring Diagram For Your Safety Read Before Operating Unit Start−UpIntegrated Control Automatic Hot Surface Ignition SystemPage Gas Pressure Adjustment GAS Meter Clocking ChartProper Combustion High Altitude Information2286 − 3038m 2286m 3048m73W37 73W81 68W68 74W90 74W91 69W73 Other Unit Adjustments Heat FAN-OFF Time in SecondsNo Jumper Blower Data High Low In. w.g Cfm Watts Cfm Watts cfm WattsService Electrical SHOCK, Fire Or Explosion HazardPage Planned Service Ignition Control Board Diagnostic CodesDiagnostic Codes LED #1 Red LED #2 GreenTroubleshooting Heating Sequence of Operation Normal Heating Mode Abnormal Heating ModeHeating Sequence of Operation Heating Sequence Troubleshooting Cooling Sequence of Operation Normal Cooling Mode Abnormal Cooling ModeCooling Sequence of Operation Troubleshooting Continuous Fan Sequence of Operation Continuous Heat Speed FAN Sequence of OperationRepair Parts List Start−Up & Performance Check List GAS SupplyReturn AIR Duct System Supply AIR Duct Intake / Exhaust PipeTemperature Rise Total External Static Drain LineCondensate Line Thermostat Vent PipeRequirements for Commonwealth of Massachusetts LY BELOW. Keep Clear of ALL OBSTRUC- Tions