Hired-Hand Universal Ray Tube Heaters: AG2 Series Rev.10-08 - Manual (Page 8)

ON OFF
C
M
C
HI
HI
LO
HI M
C C
GND V
A
L
24V TH PS
IGN/F
S L2
IGN/24
0 L1
IGN/120
LED
FC
±
F2 F1
COM
NO NC
COM
NO NC
W
BL
PK
+
BL
STAGE
1 2
O
O
O
O
FIELD SUPPLIED
TRANSFORMER
CONNECTION
T'STAT
BK
GAS VALVE
G
LIGHTS
BK
INDICATOR
GY
PRESSURE
SWITCH
APS1
FEN 35-66 LADDER DIAGRAM - WITH RELAY PICKERS
120VAC
L1
IGNITOR FLAME
FEN 35-66 IGNITION MODULE
W
W
PR
BLOWER
BK
ROD
BK
24V
120V
W
N
G
BK
BL
PK
BK
O
O
Y
BK
BK
G
BK
BK
BL
LOW
RELAY
BK
HIGH
RELAY
120/24V
TRANSFORMER
(FIELD SUPPLIED)
24V
120V
(FIELD SUPPLIED)
2-STAGE T'STAT
L1 N
Y(G)*
R (BK)*
O (W)*
T'STAT
120VAC
N
L1
(FIELD SUPPLIED)
2-STAGE T'STAT
24V
STAGE
1 2
FEN 35-66 BLOCK DIAGRAM - WITH RELAY PICKERS
TRANSFORMER
LOW
RELAY
HIGH
RELAY
120/24V
(FIELD SUPPLIED)
FIELD SUPPLIED
PRESSURE
SWITCH
BLOWER
IGNITION MODULE
FEN 35-66
CONNECTION
120VAC
L1
Y
W
BK
BK
BK
BK
BL
G
R(BK)*
Y(G)*
O(W)*
APS1 (NO)
PR
GAS VALVE
ROD
FLAME
IGNITOR
TRANSFORMER
GY
BK
BK
INDICATOR
LIGHTS
R
R
GY
BL
GY
BK
BK
BK
G
G
BK
PK
BK
W
BL
BK
W
BK BK
Y
GY
BL
Y Y
R
G
BK
BK
BK
GY
PR
* If thermostat connetion is via a yellow
control cord, use parenthesized color code
* If thermostat connetion is via a yellow
control cord, use parenthesized color code
ON OFF
C
M
C
HI
HI
LO
HI M
C C
GND
V
A
L
24V TH PS
IGN/F
S L2
IGN/24
0 L1
IGN/120
LED
FC
±
F2 F1
COM
NO NC
COM
NO NC
W
BL
PK
+
BL
STAGE
1 2
O
O
O
O
FIELD SUPPLIED
TRANSFORMER
CONNECTION
T'STAT
BK
GAS VALVE
G
LIGHTS
BK
INDICATOR
GY
PRESSURE
SWITCH
APS1
FEN 35-66 LADDER DIAGRAM - WITH RELAY PICKERS
120VAC
L1
IGNITOR FLAME
FEN 35-66 IGNITION MODULE
W
W
PR
BLOWER
BK
ROD
BK
24V
120V
W
N
G
BK
BL
PK
BK
O
O
Y
BK
BK
G
BK
BK
BL
LOW
RELAY
BK
HIGH
RELAY
120/24V
TRANSFORMER
(FIELD SUPPLIED)
24V
120V
(FIELD SUPPLIED)
2-STAGE T'STAT
L1 N
Y(G)*
R (BK)*
O (W)*
T'STAT
120VAC
N
L1
(FIELD SUPPLIED)
2-STAGE T'STAT
24V
STAGE
1 2
FEN 35-66 BLOCK DIAGRAM - WITH RELAY PICKERS
TRANSFORMER
LOW
RELAY
HIGH
RELAY
120/24V
(FIELD SUPPLIED)
FIELD SUPPLIED
PRESSURE
SWITCH
BLOWER
IGNITION MODULE
FEN 35-66
CONNECTION
120VAC
L1
Y
W
BK
BK
BK
BK
BL
G
R(BK)*
Y(G)*
O(W)*
APS1 (NO)
PR
GAS VALVE
ROD
FLAME
IGNITOR
TRANSFORMER
GY
BK
BK
INDICATOR
LIGHTS
R
R
GY
BL
GY
BK
BK
BK
G
G
BK
PK
BK
W
BL
BK
W
BK BK
Y
GY
BL
Y Y
R
G
BK
BK
BK
GY
PR
* If thermostat connetion is via a yellow
control cord, use parenthesized color code
* If thermostat connetion is via a yellow
control cord, use parenthesized color code
8
2.0 Installation • Wiring
AG2 Series
Note: If any of the original wire as supplied with the appliance must be replaced, it must be replaced with
wiring material having a temperature rating of at least 105° C.
Figure 2.3 • Internal Wiring Diagrams
A. TP-851B (35-66) Ladder Diagram with Relays
B. TP-851B (35-66) Block Diagram with Relays