Technical data

53
2000225294A
16 Replacement of Parts
16.6 Gas Control Valve
For access, refer to section 16.1.
Refer to section 13.3 for removal of the fan/gas control valve
and silencer assembly.
Remove the gas control valve and plate which is held by the
three plate securing screws, see diagram 16.4.
After replacing the gas control valve the combustion CO
2
will
need to be checked and adjusted if necessary. See section
13.6.
16.7 Fan and Silencer
For access, refer to section 16.1.
Refer to section 13.3 for removal of the fan/gas control valve
and silencer assembly.
Remove the gas control valve and plate which is held by the
three plate securing screws, see diagram 16.4.
Unclip silencer box from silencer cover and remove the venturi
plate secured with three screws, see diagram 16.5.
Check 'O' ring and fan seal and replace if necessary.
16.8 Burner
For access, refer to section 16.1.
Refer to section 13.3 for removal of the fan/gas control valve
and silencer assembly.
Replace burner.
Diagram 16.4
ELECTRICAL
CONNECTION
SECURING
CLIP
GAS
CONTROL
VALVE
SECURING
SCREW (3)
Diagram 16.5
SECURING
SCREW (3)
SILENCER
COVER
SILENCER
BOX
VENTURI
PLATE
'O' RING
FAN SEAL
SWIRL
PLATE
12181
12265