508096-01 Issue 2037 Page 7 of 34
ACCESSORIES
System Accessory Kit Number Description
External Filter Rack
1.841018 1 pack (16 x 25)
1.841039 10 pack (16 x 25)
Natural to LP Kit
11K50 1-Stage - 90
11K45 High Altitude (>7500')
Return Air Base
68W61 14.5" A Width
68W62 17.5" B Width
68W63 21.0" C Width
68W64 24.5" D Width
Downow Combustible Flooring Base
11M59 14.5" A Width
11M60 17.5” B Width
11M61 21.0” C Width
Night Service Kit 86W57 Single Stage
Horizontal Suspension Kit 51W10 80% & 90% Kit
2-Stage Compressor Relay Kit 85W66 Blower Relay Kit
Twinning Kit 16W72 Constant Torque Gas Furnace Twinning Kit
Note: For vent length and clearances to combustibles, please reference installation instructions.