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AIR IN
3/8" DIA, TIEDOWN
KNOCKOUTS
UNIT SIZE
C
In.
10
A01340
D
In,
PAl 0 060
PAl2 024 - 060
6-1/2
PAl0 018 - 048
PAl2 018
22-1/2
18-1/2
8-3/16
4-1/16
Fig. 2--Unit
Dimensions
DISCONNECT
PER N.E,C. AND/OR
LOCAL CODES
FIELD
POWER
WIRING
FIELD GROUND
WIRING
CONTACTOR
©
GROUND
LUG
A88174
B.
Sweat Connection
Fig. 3---Line Power Connections
Use refrigerant grade tubing. Service valves are closed from factory and ready for brazing. After wrapping service valve with a wet cloth, braze
sweat connections using industry accepted methods and materials. Consult local code requirements. Refrigerant tubing and indoor coil are now
ready for leak testing. This check should include all field and factory joints.
PROCEDURE
7--MAKE
ELECTRICAL
CONNECTIONS
WARNING:
To avoid personal
injury or death, do not supply power to unit with compressor
terminal box cover
removed.
Be sure field wiring
complies
with local and national
fire, safety,
and electrical
codes, and voltage
to system
is within limits shown
on unit rating
plate.
Contact
local power
company
for correction
of improper
voltage.
See unit rating
plate
for recommended
circuit
protection
device_
NOTE:
Operation
of unit on improper
line voltage
constitutes
abuse and could affect unit reliability.
See unit rating
plate. Do not install
unit in
system
where
voltage
or phase
imbalance
(3 phase)
may fluctuate
above
or below
permissible
limits.
NOTE:
Use copper
wire only between
disconnect
switch
and unit.
NOTE:
Install branch
circuit disconnect
of adequate
size per NEC to handle
unit starting
current.
Locate disconnect
within
sight from and readily
accessible
from unit, per Section
440-14
of NEC.
A.
Route
Ground
and Power
Wires
Remove
access panel to gain access
to unit wiring.
Extend wires
from disconnect
through
power
wiring hole provided
and into unit control
box.
Z_
WARNING:
According
to NEC, ANSIINFPA
70, and local codes, cabinet must have an uninterrupted
or unbroken
ground to minimize personal injury if an electrical fault should occur. The ground may consist of electrical wire or metal
conduit when installed in accordance with existing electrical codes. Failure to follow
this warning can result in an electric
shock, fire, or death.
B.
Connect Ground and Power Wires
Connect ground wire to ground connection in control box for safety. Connect power wiring to contactor as shown in Fig. 3.
....
3___
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