Make Electrical Connections - Whirlpool GOLD W4GH6 Installation Instructions Manual

Suction Line Sizes
Installations exceeding 100 ft are not recommended.
Btu/h Line Set Size (in. OD)
24,000
36,000
48,000
60,000 1
Line Set Length Less than
25 ft
WARNING
Electrical Shock Hazard
Electrically ground condensing unit or heat pump.
Connect ground wire to ground lug.
Use copper wire for supply connection.
Correct wire gauge is shown in the chart below.
Failure to follow these instructions can result in
death or electrical shock.
Rating Plate Ampacity
Less than 15
16 - 20
21 - 30
31 - 50
IMPORTANT:
Electrical wiring, disconnect means and over-current
protection are to be supplied by the installer. Refer to the
rating plate for the maximum over-current protection,
minimum circuit ampacity, and operating voltage. See wiring
diagrams later in this section.
1 1
25 ft Over 25 ft and
up to 50 ft

Make Electrical Connections

AWG
14
12
10
8
Liquid Line Sizes
Installations exceeding 100 ft are not recommended.
Btu/h Line Set Size (in. OD)
24,000
36,000
48,000
60,000
Line Set Length Less than
25 ft
Install an adequately-sized branch circuit disconnect,
according to the NEC, within sight of and readily accessible
from heat pump.
The cable or conduit and fittings connected from the
disconnect to the heat pump shall be rated for outdoor use.
Single Phase Electrical Connections
Refer to "Wiring Diagram—Single Phase 208/230 Volt."
WARNING
Electrical Shock Hazard
Disconnect power before servicing.
Replace all parts and panels before operating.
Failure to do so can result in death or electrical shock.
1. Disconnect power.
2. Remove control box cover.
3. Connect the field supply wires L1 and L2 to contactor
terminals L1 and L2.
25 ft Over 25 ft and
up to 50 ft
9