85 / 89 2-Stage Series Model Identification - Atwood AFS Series Training Manual

85 / 89 2-Stage SERIES Model Identification

MODEL DESCRIPTION
1522
2334
2540
BTU/Hr Rate (input)
1522= 15,000 low
22=22,000 high
23=23,000 low
34=24,000 high
25=25,000 low
40=40,000 high
Voltage DC
Gas Type
LP=Propane
Gas Connection
6=3/8" Flare
Thermostat
W=with
W/O= with out
Applications – This unit is typically installed in travel trailers, 5
Installation – This series of furnace can be installed either vertically or horizontally (8900 series has only one model 2540 that
can be vertical installation with only specific flexible ducting locations). If installed vertically, the exhaust port must
be located at the bottom. Extra care must also be given in sealing this type of installation. Consult the installation
manual for details.
Heat Outlets – This furnace can be bottom discharged to a hard duct system, soft ducted out the back to a discharge plate into a
hard duct system or completely soft ducted from a combination of the six (8900) or eleven (8500) outlets located
on the specific furnace casing of the furnace. Refer to the installation manual for the ducting requirements of the
specific model of furnace.
Serviceability - This entire furnace is serviceable without removing it from the RV when installed with the outer door option.
Therefore, there is no need to bench test it. All components are accessible by merely opening the access door.
We strongly recommend trouble-shooting the furnace while it is installed in the RV.
Power Consumption – The DC furnace is designed to draw s 10.0 to 16.0 amps and the AC model draws 3.4 amps. Refer to the
furnace specification decal when trouble-shooting electrical systems.
85 / 89 Series Two Stage
Model Identification
1522 1522 DC LP
th
wheels and motor homes.
23
6 W