Monaco CAYMAN 2007, Manual

Page: 91 / 226

APPLIANCES - 4
CAYMAN 2007 87
Heat Pump Operation (Optional):
The
Heat Pump
mode supplies heat by
using the air conditioner. The air conditioning
principle is reversed, supplying heated air to the
ceiling registers instead of refrigerated air.
NOTE:
The roof air conditioner will not operate
in Heat Pump mode with ambient
temperatures at or below 30º F. Aux
Heat mode will automatically be
selected.
When ambient temperature is between 30 to
42º F. a defrost cycle is initiated approximately
every 40 minutes of compressor operation. The
blower motor will stop for fi ve minutes and
Defrost will display. After the defrost cycle the
Heat Pump operation will resume.
Slide the
On/Off
switch on the
thermostat to the
On
position.
Press the
Zone
button to select
Zone 1
or optional
Zone 2
.
Press the
Mode
button repeatedly until
Heat Pump
is displayed.
Set desired fan speed by pressing the
Fan
button.
Press the
Up
or
Down
buttons to set
desired heating temperature.





Auxiliary Heat - If the Heat Pump mode
is selected at or below 30° F, or if operating
in Heat Pump mode and temperature drops to
30º F, the air conditioner will stop heat pump
operation and Aux Heat will be displayed. The
furnace will be selected as the auxiliary heat
source and will begin operation. The furnace
will remain the primary heat source until
ambient temperature rises above 42º F.
AIR CONDITIONER - ROOF
The roof air conditioners operate from 120
Volts AC supplied by shore power or the
generator. 12 Volt DC is required to operate the
wall thermostat.
NOTE:
The air conditioning system freezes
moisture in the air. It is recommended
to set the blower fan speed to high when
operating in high humidity.
Operation
Roof Air Conditioner Operation
Requirements:
120 Volts AC from either shore power or
the generator.
The interior house power is on and house
batteries are charged.


AC Service
AC Cover:
Ensure that the AC cover screws are tight
whenever the roof is accessed.
Return Air fi lters:
Frequently clean the return air fi lters. The
fi lters are located inside the motorhome behind
the intake vent covers. To access the fi lters,
fi rmly grasp the leading edge and push back
on both tabs. Never run the air conditioner
without the return air fi lters in place. Dust and
other particles will plug the evaporator core and
substantially reduce the performance of the air
conditioners.
Wash fi lters in warm soapy water. Do
not use solvents.
Rinse fi lters thoroughly with fresh water.
Allow them to dry.
Install fi lters and secure cover.



Ensure the A/C cover screws
(location as illustrated by arrows)
are tight when the roof is accessed.
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