Instructions / Assembly

Wiring and Schematic Diagrams
COMM
24V
IGN
TH
G Y- 3
Y-1
R -1
B L- 1
ON
OFF
TRANSFORMER
BLACK
WHITE
SW I TCH
THERMOSTAT
AND
LIMIT
1 2 0 V
L 1 L 2
IGNITION
CONTROL
GAS VALVE
PV
MV
MV
PV
BR-2
MV
MV / PV
PV
GND
24
PILOT
ELECTRODE ASS'Y.
ANY REPLACEMENT WIRE
MUST BE RATED FOR 250° C.
DAMPER
MOTOR
CONNECTION DIAGRAM
L1 L2
NORMAL OPERATION SEQUENCE
INDICATED BY BOXED NUMERALS
120 V
GND
BR-1
W-1
POWER
THERMOSTAT
IGNITION
PILOT VALVE
ECO
MAIN VALVE
Y-3
GRAY
BR-3
BR-3
R-3
BL-2
BL-5
R-3
LED
INDICATORS
BR-1
BR-3
GY-1
BL-5
GY-1
BL-4
BR-3
SCHEMATIC
24 V
DAMPER
DRIVE
2
1
5
THERM.
MGV
PGV
4
MV
MV/PV
GND
24
PV
GND
LIMIT
IGNITION
CONTROL
IGN.
4
COMM
24V
IGN
TH
POWER LED
IGNITION LED
THERMOSTAT LED
MAIN VALVE LED
ECO LED
PILOT VALVE LED
3
BLOWER
M
R
R
W-2
BL
GR/YL
BR
NC
NO
C
BLOWER
RE L AY
3 6
2
1
4 5
Y-2
GY-3
R-4
GY-2
BK-2
GY-5
Y-4
Y-5
GY-4
BL-6
BK-2
BR-4
PRESS.
SWITCH
BR-4
Figure 14. — Diagrams for units supplied with Honeywell VR8304M Gas Valve and Honeywell S8600M Ignition Control.
CAUTION! Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dan-
gerous operation. VERIFY PROPER OPERATION AFTER SERVICING!
!
NOTE: If any of the original wire as supplied with this appliance must be replaced, it MUST be replaced
with 18 GA., 600V, 105°C wire or its equivalent, unless otherwise noted.
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