630025.331 Installation Instructions
4.Under certain conditions, frost may form on the evaporator coil. If this should occur, inspect the filter and clean if dirty. Make sure air louvers are not obstructed. Air conditioners have a greater ten- dency to frost when the outside temperature is relatively low. This may be prevented by adjusting the thermostat control knob to a warmer setting (counter clockwise). Should frosting continue, oper- ate on MED, or HIGH FAN only setting until the cooling coil is free of frost.
5.If your unit fails to operate or operated improperly, check the following before calling your service cen- ter.
a.If RV connected to motor generator, check to be sure motor generator is running and producing power.
b.If RV connected to power supply by a land line, check to be sure line is sized properly to run air conditioner load and it is plugged into power supply.
c.Check your fuse or circuit breaker to see if it is open.
d.If the outside temperature is below 40° F the Ambient Thermostat will prevent operation of the compressor until the temperature is above 45° F.
e.After the above checks, call your local service center for further help. This unit must serviced by qualified service personnel only.
6.When calling for service, always give the following:
a.Air Conditioner Model and Serial Number found on rating plate located on base pan of air conditioner bottom.
b.Air Distribution Box Kit Part and Serial Number found on rating plate located on ceiling tem- plate. Observe this rating plate through the air box filter grill opening.
FIG. 16
Roof Mount Assembly
Air Conditioner | Rear |
|
Upper
Discharge
Duct
Roof Opening
Ceiling
Template
Mounting
Bolts
Air Box
9
