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Downflow Installations (Dual Certified *9MPD-A4 Models)
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NOTE: TRAP MUST BE PRIMED BEFORE OPERATION
DRAIN | SIDE | VIEW | LEFT Side VentJn_ | RIGHT Side Venting |
_tate |
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/ | 5° to | 10° | v |
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| ReturnAir | ReturnAir |
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angled 5° to 10° also. |
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| Combustion |
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| AirPipe,(Optional) |
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| PVC Vent |
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| Yellow |
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| Extenst?n | Ptpe | Pressure Switch | Plastic Cap | _ | / | |
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| Hose,Transition | / |
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n | LU | / | (Rotate180°for LeftSide) | \ | / | Plastic | / | VentPine |
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| L | _ | \ | _ | / | ||
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| _ | _ | \ | \ | Cap | _/ | _ / |
| 3/4" Hose _ | _ | _ | \ |
| Pipe |
1 | &Clamps |
| _8" H°se_ | \ | Plastic | Caps |
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_LJ | Single | Pressure | Switch | {F}L_ |
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| Connections()nail | /l_/" | 2 PressureSwitch | ||
| models | except | 125 | _ | Connectiononall 125models |
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Downflow Installations - (Dual Certified *9MPD Models) (See Figure 12)
NOTE: DO NOT make hose connections until the hose routing
and lengths have been determined. Remove the condensate trap and drain hoses from the furnace and secure the drain hoses to
the drain stubs on the trap with the hose clamps (position the clamps as shown in Figure 12). Install the condensate trap/hose assemblyto the furnace casing. Hook one side ofthe"cla mp ears"
on the drain stub through the hole in the casing and push the con- densate trap into position. Secure with the two screws. Recon- nect the drain hoses to the stubs on the vent fitting and the plastic transition and secure with the clamps.
Mount the condensate drain trap in a vertical position to either the right or left side of the furnace using the two screws and gasket
44001 111400