User's Manual

SECTION 15: TROUBLESHOOTING
31
SECTION 15: TROUBLESHOOTING
15.1 General
WARNING
Explosion Hazard
Installation must be done by a registered installer/
contractor qualified in the installation and service of
gas-fired heating equipment or your gas supplier.
Failure to follow these instructions can result in death,
injury or property damage.
If problems persist, contact
ROBERTS GORDON
®
at
Tel: [phone]
or www.rg-inc.com
Heater Operating
TROUBLESHOOT ENDS.
No
Adjust or replace
as necessary.
Is combination fan/limit
thermostat set correctly?
See sections 5.3 &11.3.
No
Use 15.2 to test burner.
Replace combination
fan/limit thermostat.
See sections 5.3 & 11.3 to
check combination
fan/limit thermostat settings.
Does the fan run?
No
Has burner Locked Out?
Ye s
No
With external controls on,
does the burner continue
through the heating cycle?
No
Ye s
Press the white button on
the combination fan/limit
thermostat. Does the
fan run now?
Yes
No
Does the fan run?
No
Use 15.5 to test fan.
Ye s
Ye s
Use 15.2 to test burner.
Is Red lockout
warning light on?
Ye s
No
Turn on supplies.
Are gas & electrical
supplies on?
No
Ye s
Start
Ye s
For your safety and optimum heater performance use only ROBERTS GORDON
®
replacement parts.
Conduct Commissioning procedure as shown on Page 21, Section 11