# Charge Verification - Whirlpool WGPH45 AM Installation Instructions Manual

Package heat pump or package cooling unit

CFM Output for DIP Switch Combinations 5 and 6—
Cooling/Heating
Speed
Model
Tap
WGPH4524
A
B
C
D
WGPH4530
A
B
C
D
WGPH4536
A
B
C
D
Determine Superheat
2. Determine Saturated Suction Temperature from tables or
pressure gauge saturated temperature scale (R-410A).
Superheat = Suction Line Temperature - Saturated Suction Temperature
Saturated Suction Pressure Temperature
Suction Pressure
Saturated Suction Temperature ºF
PSIG
R-410A
50
1
52
3
54
4
56
6
58
7
60
8
62
10
64
11
66
13
68
14
14
Cooling/
Switch 5 Switch 6
HP—CFM
Off
Off
1,050
1,400
Off
950
Off
On
825
On
On
700
Off
Off
1,250
On
Off
1,100
Off
On
1,000
On
On
800
Off
Off
1,250
On
Off
1,100
Off
On
1,000
On
On
800

## CHARGE VERIFICATION

CFM Output for DIP Switch Combinations 5 and 6—
Cooling/Heating
Speed
Model
Tap
(F)
WGPH4543
A
B
C
D
(F)
WGPH4549
A
B
C
D
(F)
WGPH4560
A
B
C
D
(F)
Factory setting
DIP Switch Settings for Single- and 2-Stage Thermostats
Model
Switch 3
WGPH45**
N/A
N/A
Adjustments Through DIP Switch Combinations 7 and 8
CFM
+10%
Normal
-10%
4. Use the following formula to determine Superheat.
Suction Pressure
PSIG
78
80
85
90
95
100
110
120
130
140
Switch 5 Switch 6
Off
Off
On
Off
Off
On
On
On
Off
Off
On
Off
Off
On
On
On
Off
Off
On
Off
Off
On
On
On
Switch 4
On
Off
Switch 7
Switch 8
On
Off
Off
Off
Off
On
Saturated Suction Temperature ºF
R-410A
20
21
24
26
29
31
36
41
45
49
Cooling/
HP—CFM
1,800
1,700
(F)
1,400
1,225
1,800
1,700
1,400
1,225
(F)
2,000
(F)
1,800
1,600
1,400
Thermostat
Single-Stage
2-Stage