Operating instructions

MODELS INCLUDE ALL HR-31 AND 50
WIRING DIAGRAMS
M
15
17
14
13
10
G
A1
A2
G
G
A1
A1
A2
A2
13
14
6
17
36
36
35
34
33
32
32
31
31
30
29
28
12
23
21
21
22
12
16
11
5
9
6
2 1
2 1
A
A
B
B
NOTE:
1. Omit wires & components in
section A for BDE, BCE or E
model.
2. Omit wires & components in
section B for S models.
1
1
2
5
5
2
6
6
9
36
32
33
34
35
31
30
10
29
22
21
28
16
14
23
11
12
12
13
13
14
15
16
28
29
17
31
32
33
34
35
36
30
21
17
M
RTD #4 Out
Zone 2
Rear
RTD #2 Out
Zone 1
Front
Front Motor
Pilot Light
Use 11195-12
(1 EA.)
Bun Heat
Zone 2 Rear
Zone 1 Front
RTD Probe
RTD #3 IN
Zone 2
Rear
RTD #1 IN
Zone 1
Front
Gate is 3/16
Terminal
GATE GATE
GATE
P5
P7
P6
P8
A2
A2
A2
A1
A1
A1
ZONE2
ZONE1
BUN WARMER RTD
ZONE 1 IN
ZONE 2 IN
ZONE 2 OUT
ZONE 1 OUT
115 VAC
120V
Rear Heater
Zone 2 Triac
Zone 1 Triac
Bun Warmer Heater
Bun Warmer Triac
Front Heater
GATE GATE
GATE
P5
P7
P6
P8
A2
A2
A2A1
A1
A1
ZONE2
ZONE1
BUN WARMER RTD
ZONE 1 IN
ZONE 2 IN
ZONE 2 OUT
ZONE 1 OUT
208 VAC
208V
Rear Heater
Zone 2 Triac
Zone 1 Triac
Bun Warmer Heater
Bun Warmer Triac
Front Heater
24
G
A1
A2