508107-01Issue 2041Page 4 of 58
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')
17H62 1-Stage - 90% - for 030 Capacity ONLY
17H90 High Altitude (>7500') - 030 Capacity Only
Return Air Base
68W62 17.5" B Width
68W63 21.0" C Width
Downow Combustible Flooring Base
11M60 17.5" B Width
11M61 21.0" C Width
Night Service Kit 84W48 Single Stage
Horizontal Suspension Kit 51W10 80% & 90% Kit
Flush Mount Termination
(90% Furnaces Only) (US Only)
51W11 2" & 3" Vent Version
Concentric Vent Kit
(90% Furnaces Only) (US Only)
71M80 1-1/2" Vent Version
69M29 2" Vent Version
60L46 3" Vent Version
2-Stage Compressor 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.