E. Evenlytightenthethree mountingboltstosecurethe
air conditioner to the roof. The mounting bolts should
be tightenedto a torque of
40
to
50
in. Ibs.to insure
adequate air conditioner to roof seal.
CAUTION: DO NOT overtighten the mounting bolts as
this may damage the air conditioner base.
CONNECTION OF POWER SUPPLY TO
AIR CONDITIONER (Refer
to
FIG.
5)
CAUTION:
Be
surepowersupply is OFF before connecting
power suppl y leads to the air conditioner.
A. Route the power supply line, previously installed to the
14"
x
14"
opening, into the junction box on the ceiling
template.
B.
Connect power supply line to air conditionerleads with
three appropriate sized twist type wire connectors. Con-
nect whiteto white, black to black and green to green
or bare copper wire.
C. Using electricians tape, tape twist connectors firmly to
wires.
D. Tighten thestrain relief ontothe powersupply line,to
hold
it
firmly inplace.
E. Carefully push excess wire back into junction box and
installcoveronto boxwithscrew provided.(Theone
blunt point saew in the mounting hardware).
F. Plug the electrical conduit hanging from the bottom of
the air conditioner intothe mating connector on the
junction box locatedontheceilingtemplate. (NOTE:
Conduit has a
1.5
inch minimum bending radius).
NOTE: If optional heater is part of this installation, follow the
instructions providedwith the dectric heater kit.
AI R BOX INSTALLATION
(Refer
to
FIG.
4)
A. Removethe two returnairgrilkandfilters whichare
shipped loose in the air box.
B.
Slide the front end of the air box over the shafts of the
thermostat and selector switch.
C. Installthe four screws through legs in air box into the
prepunched holes in the ceiling template. NOTE:
Therearefouroptionalmountinghdesforwhich no
screws are provided.
D.
Install the return air grills and filters by simply pushing
them into place.
E. Installthe two knobs provided onthe ends of the theme
stat and selector switch shafts.
F.
The power supply to the air conditioner may now be
tumedON.
G.
Your air conditioner is now installed and ready for
operation. Please read the following instructions before
attemotina to run unit.
x
OPERATING INSTRUCTIONS
(Refer
to
FIG.
6)
A.
Controk
1.
Thermostat (Dialon right side when facing air box)
hasatemperaturerangeof 650FinCOOLposi-
tionto 90°F inWARMposition.The thermostat
controls the unit wmpressor ON and OFF cycle in
the cooling mode and the electric heater ON and
OFF cycle in the heating mode.
2
Selector Switch (Dial on left side when facing air
box) controls the unit fan speeds, heating mode,
cooling mode and fan mode of operation.
B.
Cooling Operation
1.
Set the thermostat to the position which will
give your &sired comfort level.
2
The selector switch is to be set as follows:
a. HIGH COOL: Selectedwhen maximum
cooling and &humidifying
is
required.
b. MED COOL: Selected when medium woling
is
required.
c
LOW COOL: Selected when minimum cool-
ing is required. Normallythis position
is
sddedfor night time operation.
The air conditioner wmpressor will come on and
off
as
cooling is required to maintain your desired
temperature level as set at the thermostat.
NOTE:
The
airconditioner blowerruns continuously
tocirculatetheair and maintainaneventemperature
inthe RV.
lt
does not comeonand off withthe com-
pressor.
C.
Fan Operation
When you wish to circulate the air inside your RV,
without heatingor cooling,select one ofthethreefan
speeds (HIGH FAN, MED FAN or LOW FAN). The
fan will run continuously and circulate the air in the
RV.
D. Heating Operation: (Wnh Optional Electric Heater
Installed).
NOTE: This electric heater will not replace a furnace
for heating your RV in cold weather. It is intended to
remove the chill from the air on cool days or mornings
only.
1.
Set the thermostat to positionwhich will give your
desired comfort level.
2
The selector switch can be set in any of the three
heating positions, but normally it will be placed in
the LOW HEAT positionfor best results.
The electric heater will turn on and off as heating
is
required to maintain your desired temperature level
as
set at thermostat.
NOTE: The air conditioner fan runs continuously to
circulate the air inthe RV.
lt
does not come on and
off withthe heater.
E. Operation of air conditioner WITHOUT Optional Electric
Heater installed.
When the optional electric heater is not installed in the
air conditioner and the sdector switch is in one of the
heating positions (HIGH HEAT, MED HEATor LOW
HEAT)theair conditioner works as
if
it
were inFan
Operation. No damage will be caused to the air condi-
tioner when these positions are used.
-6-
