Graco HFR Setup And Operation page 32

Component Identification
Adjust Rotary Switch
The rotary switch setting indicates which zone the tem-
perature control module will control in the system. The
high power module uses an 8-position rotary switch. The
low power module uses a16-position rotary switch.
Set the rotary switch (S) to the specific selection accord-
ing to the settings listed in the following tables.
High Power Module Rotary Switch Location
Low Power Module Rotary Switch Location
S
F . 11
IG
32
High Power Module Rotary Switch Settings
Setting
0
1
2
3
4
5
6
7
Low Power Module Rotary Switch Settings
Setting
0
S
1
2
3
4
5
ti12360a
6
7
8
9
A
B
C
D
E
F
ti12361a
Zone
Not Used
B (Blue) Primary Heat
B (Blue) Hose Heat
A (Red) Primary Heat
A (Red) Hose Heat
Not Used
Not Used
Not Used
Zone
Not Used
Not Used
Not Used
Not Used
Not Used
B (Blue) Tank Heater
A (Red) Tank Heater
B (Blue) Chiller
A (Red) Chiller
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
313997A