No Ignition At All Burners; No Ignition At One Burner - Wolf OG36-LP Technical & Service Manual

Outdoor Grill (OG) Series
PROBLEM
A. No Ignition at All Burners
B. No Ignition at One Burner
C. Sear Burner Only - No
Ignition or Slow Ignition
POSSIBLE CAUSE
Insufficient Ignition Attempt
No Gas Supplied to Appliance
No Electrical Power to/at Appliance
Insufficient Ignition Attempt
Micro-Switch Fault, or Glow Igniter Fault
Gas Valve or Gas Orifice Fault
Main Burners are Ignited
Flash Tube Out of Position
Low Ambient Temperature
Control knob must be pushed in and held for
minimum of 2 - 3 seconds before turning control
knob in order to energize glow igniter. Instruct
customer.
1. Verify gas supply is on; turn on gas supply.
2. Replace empty gas tank.
3. Inspect for supply line kinks; replace if
defective.
4. Inspect regulator; replace if defective.
Push in all control knobs and observe glow
igniters. If no glow igniters energize, verify that
transformer is plugged in; plug transformer in.
If transformer is plugged in:
1. Visually inspect transformer fuse; replace if
defective.
2. Check electrical outlet for power. If no
power, check GFCI; if tripped, reset. If
GFCI is OK, check circuit breaker in house;
if tripped, reset. Repair or replace outlet if
bad.
3. Check integrity of power cord, transformer,
wiring from transformer to 4-Pin Molex con-
nector, wire connections at Molex Connector
and wring after connector. Repair or replace
defective parts.
Control knob must be pushed in and held for
minimum of 2 - 3 seconds before turning control
knob in order to energize glow igniter. Instruct
customer.
Push in control knob and observe glow igniter.
If glow igniter does not energize:
1. Check wire connections of igniter and
switch; repair bad connections.
2. Check for play between valve lever and
micro-switch; Adjust switch position. Do
NOT adjust/alter switch actuator.
2. Check for 12 VAC to and from micro-switch;
replace defective switch, repair or replace
defective wiring.
3. Check resistance of igniter for 6.9 - 8.5
ohms; replace if defective.
Push in control knob and observe glow igniter.
If glow igniter energizes but there is no ignition:
1. Check for obstructions at gas orifice;
remove obstruction or replace orifice.
2. Check integrity of valve; replace if defective.
Abnormal usage, searing usually performed
first; switch main burners OFF then reattempt
sear ignition, instruct customer.
If ignition takes more than 4 seconds, adjust
flash tube up or down as needed.
Pre-heat grill; instruct customer
5-3
Troubleshooting
TEST / ACTION
#814144 - Revision A - July, 2009