10
Figure 16
Figure 17
Health and Safety
Isolate gas and electrical supplies before
carrying out any repair work. Always test
for gas soundness with a suitable leak
detection fluid.
Replacement parts
Any spare part components that are not
approved by Ambi-Rad could invalidate the
approval of the appliance and operation of
the warranty.
It is recommended that the burner assembly
is removed from the product to facilitate
replacement of the following components:
Burner head
Injector
Gas valve
Electrode assembly
Vacuum switch
Electronic sequence controller
To remove the burner assembly proceed as
follows
Withdraw the mains and fan male
connectors/leads from the female
connectors on the burner assembly. Isolate
the gas supply and disconnect the gas feed
pipe at the gas valve.
Figure 18
Figure 19
Remove the fixing screws securing the
controls cover to the burner assembky and
the side of the product. Remove
the controls cover.
Slide the burner assembly back towards the
side of the product until the burner spigot
disengages from thefiring tube and the end
of the spigot is clear of the inner face of the
controls divider plate. Lift the burner
assembly from the product.
With the burner assembly removed from the
product it is now possible to replace
components as follows:
15 Replacement and servicing of components in the burner assembly
INJECTOR
GASSAFETY CONTROL
VALVE
GASPRESSURE
TEST PIPE
GASSUPPLY
3PINFAN
SOCKET
BURNERHEAD
P/N3035
ELECTRODE/IGNITOR
ASSEMBLY
BURNER ASSEMBLY
SUPPORT SPINNING
VACUUM
PROVINGSWITCH
PRESSURESENSING
TUBES
3PINMAINS
SOCKET
ELECTRONICSEQUENCE
CONTROLLER
COMBUSTIONCHAMBER
SAFETY CONTROL
HOUSING
AIRINTAKEGUARD
NEONS
Figure 11 Vision Compact burner assembly
