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D892
VENT DAMPER
4
3
2
1
CABLE AND
CONNECTOR
TO SUIT
AQUASTAT
CONTROL
ROLLOUT
SWITCH
SPILL
SWITCH
THERMOSTAT
R8285D
W
R
G
Y
COIL
C
CIRCULATOR PUMP
M7936C
Fig. 10. SV9501/SV9502/SV9602P typical wiring
diagram in atmospheric boiler.
1
L2
L1
(HOT)
CIRCULATOR
1
POWER SUPPLY. PROVIDE DISCOUNNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
Fig. 11. SV9501/SV9502/SV9602P typical wiring diagram in induced draft boiler application.
PILOT BURNER GROUND
(THROUGH PILOT TUBING)
BLACK
1
L1
120 VAC
POWER SUPPLY
L2
1
POWER SUPPLY. PROVIDE
DISCONNECT MEANS AND
OVERLOAD PROTECTION
AS REQUIRED.
COMBUSTION
AIR BLOWER
24V THERMOSTAT
R
W
G
1
4
R8285D CONTROL CENTER
LIMIT
SV9501/SV9502/SV9602P SMARTVALVE
STARTUP AND CHECKOUT
WARNING
Fire or Explosion Hazard.
Can cause severe injury, death or property
damage.
Do not force the ignition switch on the appliance.
Do not use tools to move the ignition switch. If the
switch does not move by hand, a qualified service
technician must replace the control.
Ignition System Control Switch Settings
NOTE: The control switch only controls gas flow. It
does not control the igniter circuit.
Ignition system control switch settings are:
OFF
Prevents pilot and main gas flow through the ignition
system control. The rest of the ignition sequence occurs
normally.
ON
Allows gas to flow through the control valve. The
thermostat controls the gas flow to the pilot and main
burners.
R8222U RELAY
1
4
C
Y
3
6
PILOT BURNER
GROUND (THROUGH
PILOT TUBING)
ROLL-OUT
SWITCH
7
™
SYSTEM CONTROL
PRESSURE
SWITCH
3
6
24 VOLT
COMMON
24 VOLT
HOT
EFT
OUTPUT
24 VOLT
THERMOSTAT
OR PRESSURE
SWITCH
C
M13036B
69-1270—2
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