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Maximum Fuse/Circuit
Breaker Size--
Circuit
protection for the outdoor unit must be compat-
ible with the maximum fuse/circuit
breaker size
listed on the outdoor unit data label.
COPPER WIRE SIZE -- AWG
(1% Voltage Drop)
Supply Wire Length=Feet
Supply Circuit
200
150
100
50
Ampacity
6
8
10
14
15
4
6
8
12
20
4
6
8
10
25
_
J
J
4
4
6
10
30
3
4
6
8
35
3
4
6
8
40
2
3
4
6
45
2
3
4
6
50
Wire Size based on N.E.C. for 60 ° type copper
conductors.
Disconnect Switch--An
electrically compatible
disconnect switch must be within line of sight of
the outdoor unit. This switch shall be capable of
electrically de-energizing
the outdoor unit.
Optional
Equipment--Optional
equipment re-
quiring connection to the power or control circuits
must be wired in strict accordance
with current
provisions of the "National Electrical Code" (ANSI
C1 .), with applicable local codes having jurisdic-
tion, and the installation
instructions
provided
with the equipment.
Optional
Equipment
(e.g.:
liquid line solenoid valves, hard start kits, low
suction
pressure
cutout switch kit, high pres-
sure cutout switch kit, refrigerant
compressor
crankcase
heater, etc.) should be installed in
strict accordance with the manufacturer's
instal-
lation instructions.
8. STARTUP
AND CHECKOUT
WARNING:
Ensure electrical
power to the unit is
off prior to performing
the following
steps.
Failure
to do so may cause
personal injury or death.
Air Filters -- Ensure air filters are clean and in
place prior to operating the equipment.
Thermostat--
Set the room thermostat function
switch to OFF, fan switch to AUTO, and move
temperature
setpoint to its highest setting. Prior
to applying electrical power to the outdoor unit,
ensure
that the unit has been properly
and
securely grounded, and that power supply con-
nections
have been made at both the facility
power interface and outdoor unit.
Outdoor
Unit -- Ensure the outdoor coil and
top of the unit are free from obstructions
and
debris, and all equipment access/control
panels
are in place.
Using extreme caution, apply power to the unit
and inspect
the wiring for evidence
of open,
shorted, and/or improperly wired circuits.
Functional
Checkout:
CAUTION:
If equipped
with
a compressor
crankcase
heater, wait 24 hours prior
to performing
a function
checkout
to
allow
for heating
of the compressor
crankcase.
Failure
to comply
may
result
in damage
and
could
cause
premature
failure
of the system.
Indoor
Blower
-- Set the thermostat
function
switch to COOLING
and the fan switch to ON.
Verify that the indoor blower is operating
and
that airflow is not restricted. Set the fan switch
back to AUTO.
Blower
Time
Delay Relay (Select
Models):
A time delay relay may be provided
with the
unit and must be installed in the indoor section.
The relay will keep the indoor blower running
an additional 40 seconds for increased cooling
efficiency
after the outdoor
unit shuts off. The
relay has four terminals and one mounting hole.
Connect terminal "1" to load side of blower relay.
Connect
terminal "2" to terminal "R" of T'stat.
Connect
terminal
"3" to common
terminal
at
blower relay or transformer.
Connect
terminal
"4" to terminal "G" on T'stat.
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