Whirlpool GOLD W4GH6 Installation Instructions Manual page 3

Minimum Clearances
A B C
48" Overhead
Clearance
(Discharge
Air)
12" Clearance
(Inlet Air)
30" Service
36" Clearance
Access Clearance
(Inlet Air)
A. Weatherproof disconnect switch
B. NEC class 1 wiring
C. NEC class 2 wiring
Line Set Isolation
The following illustrations demonstrate procedures which ensure
proper refrigerant line set isolation.
Installing Horizontal Runs
This shows how to install line sets on horizontal runs.
NOTE: To hang line set from joist or rafter, use either metal
strapping material or anchored heavy nylon wire ties.
8'
B
E
A
F
A. Metal strapping material
(around vapor line only)
B. Floor joist or roof rafter
C. Anchored heavy nylon wire tie
(around vapor line only)
D. Tape or wire tie
D
To
Power
Supply
To
Indoor
Unit
To
Indoor
Coil
E
12" Clearance Between
Unit and Building
D. House thermostat
E. Seal openings
C
D
8'
G
E. Metal sleeve
F. Tape or anchored heavy nylon
wire tie
G. Strap the vapor line to the floor
joist or roof rafter at 8" intervals,
then strap the liquid line to the
vapor line.
Transition from Horizontal to Vertical
This shows how to make a transition from horizontal to vertical.
Style 1
A
B
F
D
E
A. Style 1—anchored C. Liquid line
heavy nylon wire tie
D. Vapor line—
B. Strap liquid line to wrapped in
vapor line. armaflex
Installing Vertical Runs (new construction shown)
This shows how to install line sets on vertical runs.
NOTE: Similar installation practices should be used if line set is
to be installed on exterior of outside wall.
IMPORTANT: Refrigerant lines must not contact structure.
A
C
H
D
G
C
A
D
J
K
L
A. Outside wall D. Liquid line
B. Refrigerant lines E. Anchored heavy nylon
must not contact wire tie
wall.
F. Inside wall
C. Vapor line wrapped
G. Metal strapping material
in armaflex
H. Metal sleeve
Style 2
G
C
F
D
E
E. Metal sleeve
F. Wall stud
G. Style 2—automotive
muffler-type hanger
B
C
F
I. Wood block
between studs
J. Caulk
K. Fiberglass
insulation
L. PVC pipe
B
C
D
E
G
H
E
I
E
G
H
3