Garland JACK IN THE BOX XG36-JIB - Manual (Page 45)

Part # JIBSM08 Rev.6 (08/04/09) Page 45
TECHNICAL TROUBLESHOOTING
continued
NO
Check for 120VAC output from
ignition module, terminal
VALVE & VALVE.
NO YES
NO
YES
NO
YES
Check micrpamp reading between
Ignition Module and Ignitor. UA
Reading should be between .8 and 1.6
Ideal microamps is between 1.0 and 1.2
YES
NO
YES
YES
Dig Gas Valve Open?
Check for 120 VAC across gas
Valve, terminal 3&4
Check for 3.5” W.C. (NAT
GAS), 10” W.C. (LP)
burner pressure.
Check gas view port
to ensure flame is lighting.
Is Burner lighting at all?
Check for any obstructions
in gas piping and repair
as needed
Adjust gas
pressure
Replace Ignition
Module
Adjust UA reading until
recommended UA are
obtained.
Replace Ignitor
Check wiring connections
between Ignition Module,
and Gas Valve.
Replace gas
valve
Controller Displays “IGNITION FAILURE” - Module is sparking, flame comes on and goes out