Graco HFR Setup page 26

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 a 16-position rotary
switch.
Set the rotary switch (S) to the specific selection
according to the settings listed in the following tables.
High Power Module Rotary Switch Location
Low Power Module Rotary Switch Location
S
F . 12: Rotary Switch
IG
26
High Power Module Rotary Switch Settings
Setting
0
1
2
3
4
5 through 7
Low Power Module Rotary Switch Settings
Setting
0 through 4
5
6
S
7
8
9 through F
ti12360a
ti12361a
Zone
Not Used
B (Blue) Primary Heat
B (Blue) Hose Heat
A (Red) Primary Heat
A (Red) Hose Heat
Not Used
Zone
Not Used
B (Blue) Tank Heater
A (Red) Tank Heater
B (Blue) Chiller
A (Red) Chiller
Not Used
3A2797ZAA