Install Instructions

VR8245 AND VR8345 ELECTRONIC IGNITION GAS CONTROLS
7 69-2013—04
Fig. 10. VR8245M/VR8345M,H wiring connections in intermittent ignition system.
Fig. 11. VR8245M/VR8345M,H wiring connections in hot surface ignition system.
L1
(HOT)
L2
L2
1
L1
(HOT)
1
4
1
2
3
4
5
6
2
5
6
3
M23470
S8610U
MV
MV/PV
PV
GND
(BURNER)
24V
GND
24V
TH-W
VENT
DAMPER
PLUG
SENSE
SPARK
THERMOSTAT
LIMIT
CONTROLLER
PILOT
BURNER
GROUND
SENSOR
IGNITER
MV
MV/PV
PV
VALVE
DUAL VALVE COMBINATION
GAS CONTROL
PILOT GAS
SUPPLY
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
ALTERNATE LIMIT CONTROLLER LOCATION.
MAXIMUM CABLE LENGTH 3 FT [0.9 M].
CONTROLS IN 24V CIRCUIT MUST NOT BE GROUND LEG TO TRANSFORMER.
LEAVE VENT DAMPER PLUG CONNECTED.
REMOVE JUMPER AND CONNECT SENSE TERMINAL ON TWO ROD APPLICATION ONLY.
CONTROLLER
COMBUSTION
AIR BLOWER
MOTOR
COMBUSTION
AIR BLOWER
RELAY
AIR
PROVING
SWITCH
MV
MV
L1
(HOT)
L2
1
3
2
1
2
3
3
VALVE
S8910U HOT SURFACE IGNITER CONTROL
HOT SURFACE
IGNITER/SENSOR
Q354 FLAME
SENSOR
LIMIT
CONTROLLER
THERMOSTAT OR
CONTROLLER
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. MAKE SURE L1 AND L2 ARE NOT
REVERSED. THIS WOULD PREVENT FLAME DETECTION.
ALTERNATE LIMIT CONTROLLER LOCATION
SENSE TERMINAL AND Q354 FLAME SENSOR ON D MODELS ONLY.
BURNER
GROUND
M23471A
QUICK
CONNECTS
AUTO IGNITION
SYSTEMS
ANSI Z21.20
STATUS LED:
1. Flash-Ignition Lockout
2 Flash-Weak Flame Signal
3 Flash-Internal Error-Replace Control
Pulsing "Heartbeat"-Normal Operation
S8910U HOT SURFACE IGNITION
INPUT VOLTAGES = 120 & 24 VAC, 60HZ
HSI = 120V, 6.5A MAX
VALVE = 24V, 1A MAX TOTAL 24V LOAD = 0.2 + VALVE LOAD
120VAC
HOT
570A0056
WARNING
!
Explosion hazard. Can cause
serious injury or death.
This device can malfunction if
it gets wet. Never try to use a
device that has been wet -- replace it.
GND
(BURNER)
24V
(GND)
VALVE
(GND)
24V
LED
L2
HSI
HSI
L1
SENSE
VALVE
MPLS., MN 55422
SEE
INSTRUCTIONS
FOR REMOTE
SENSE/DUAL
ROD
APPLICATIONS
TRIAL TIME,
NUM. OF TRIALS
CONFIGURATION
PLUG
120VAC
NEUTRAL
TRIAL
TIME: 7 SEC
NUM OF
TRIALS: 1
Prepurge Time = 30 Sec
Igniter Warmup Time = 34 sec
HSI WIRE
ADAPTER