Fault Finding Charts - Roberts Gorden HF 30 v4 Installation, Commissioning, Service & User Instructions

CABINET HEATER
Section 9.
General - All heaters
START
Assuming fuel & electrical
supplies are ON
Does the burner fire ?
Does the main fan run ?
Does the burner stop after
running for several
minutes with controls still
ON ?
HEATER OPERATING

Fault Finding Charts

Is the 'lockout' button on
the burner alight ?
Test burner as in
9.1 (oil fired)
9.2 (gas fired)
Press in white button on
fan/limit
thermostat
See Section 5.1.2 to
check thermostat settings
Did burner 'lockout' ?
Use 9.1 or 9.2 to test
burner
Check control fuse in
heater has not blown
Check external controls
are ON and the fuse in the
burner is sound
Use 9.5 or 9.6 to test fan
Replace fan/limit
thermostat
Check main fan for
blockage or belt tension
and correct rotation
Check operation and
setting of fan/limit
thermostat.
Repair or replace as
necessary
Repair as necessary