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Standard Models
- 4th Character Code
Code 500 750 1000 1250 1500 1750 2000
Base model with std on/off control, std copper P
tube HX (requires heat exchanger option) with
automatic by-pass, and normal water pump mounted
Fuel Options
- 9th character code
Natural Gas N n/c n/c n/c n/c n/c n/c n/c
Propane Gas P n/c n/c n/c n/c n/c n/c n/c
CONFIGURATIONS
Heat Exchanger Options
-14th character code Add amount shown to list price
Glass-lined cast iron headers / copper tubeB Std Std Std Std Std Std Std
HX / bronze trim
Bronze headers / copper HX / bronze trim K
Glass-lined cast iron headers / Cu-Ni tube P
HX / bronze trim
Bronze headers w/Cu-Ni tube HX / bronze trim S
Control Options
- 15th character code
Standard On/Off Control (LWCO not included) X Std Std Std Std Std Std Std
CSD-1 (LWCO not included) J
MN Code (LWCO included) L
ADDITIONAL INSTALLED OPTIONS
Options
Order kit number and list as separate line item
Low Water Cut Off, Kit No. KM000500 KM000500 KM000500 KM000500 KM000500 KM000500 KM000500
factory mounted & wired
Reversed HX pump mounted Kit No. KM000302 KM000302 KM000302 KM000302 KM000302 KM000302 KM000302
(connections on opposite side for all
above configurations)
Add IRI to Option J Kit No. KM000401 KM000401 KM000402 KM000403 KM000403 KM000403 KM000403
Indoor Venting Accessories
Order kit number and list as separate line item
Side-wall Exhaust Vent Terminal Kit No. CA001401 CA001401 CA001402 CA001403 CA001403 CA001403 CA001404
(required for side wall venting)
Side-wall Intake Air Terminal Kit No. 20260701 20260701 20260703 20260703 20260703 20260703 20260706
(required only for ducted combustion air)
Outdoor Venting Accessories
Order kit number and list as separate line item
Vertical Exhaust Vent Terminal (optional) Kit No. 20254701 20254703 20254705 D2007700 D2007700 D2007800 D2007800
Low profile stainless steel
Outdoor Combustion Air Intake (optional) Kit No. D2007900 D2007900 D2008000 D2008000 D2008000 D2008000 D2008200
PowerMax PM (500-2000)
Part Numbers