Maintenance And Service - Carrier INFINITY 48XL-A Owner's Information Manual

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STEP 1
Cooling Mode
With the SYSTEM or MODE control set to COOL, your unit will
run in cooling mode until the indoor temperature is lowered to the
level you have selected. On extremely hot days, your unit will run
for longer periods at a time and have shorter "off" periods than on
moderate days.
Gas Heating Mode
With the SYSTEM or MODE control set to HEAT, your unit will
run in heating mode until the room temperature is raised to the level
you have selected. Of course, your unit will run for longer periods
to maintain a comfortable environment on cooler days and nights
than on moderate ones.
STEP 4
STEP 6
Fig. 5 - - To Shut- - off Unit Gas Heat
STEP 2

MAINTENANCE AND SERVICE

This section discusses maintenance that should be performed on
your system. Most maintenance should be performed by your deal-
er. You, as the owner, may wish to handle some minor maintenance
for your new unit.
Routine Maintenance
All routine maintenance should be handled by skilled, experienced
personnel. Your dealer can help you establish a standard procedure.
To assure proper functioning of the unit, flow of condenser air must
not be obstructed from reaching the unit. Clearance from the top of
the unit is 48 in. (1219 mm) Clearance of at least 36 in. (914 mm)
is required on sides except the power entry side (42 in. [1067 mm]
clearance) and the duct side (12 in. [305 mm] minimum clearance).
5
MAIN
ON
OFF
STEP 3
STEP 5
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