Item
Description
1.
Gland Main Body
2.
Washer
3.
Washer
4.
Lock Nut
5.
Split Washers
6.
Seal
7.
Tubing Nut
Diagram of Thermostat Stuffing Box and
Components
3.8 GAS CONTROL VALVE
To Remove
a) Drain pan.
b) Remove gas pipe between control valve at burner.
c) Undo compression fitting at lower end of gas inlet
pipe on G350/11 model and at tee piece on
G350/12 model.
d) Remove compression nut fixing pilot supply pipe to
back of control valve - at top.
e) Remove two nuts and bolts securing valve to
brackets.
f) Remove fixings and withdraw top bracket from
valve.
g) Ease valve forward sufficiently to enable
thermocouple to be removed at valve rear. Also,
electrical connections to thermocouple interruptor.
h) Undo four fixings and remove control chamber
base panel.
j) Undosmall gland nut sealing capillary tube where
it enters fryer pan (See Figure 2).
k) Remove phial guard and ease phial through pan
fitting.
xi) Ease control clear of fryer, taking care not to
damage capillary tube.
Note -
THE CONTROL PHIAL IS THE LOWER PHIAL
Re-fit valve in reverse order, again taking care not to
kink or otherwise damage capillary tube. Check that
pan does not leak at capillary gland but do not
overtighten this small fitting. Check all connections for
gas soundness, using soap and water solution.
3.9 GOVERNOR
This applies toNATURAL GAS MODELS ONLY.
The type of governor used will normally require little
servicing. The air breather hole should be checked for
dirt blockage.
Always re-check pressure at test point after governor
maintenance.
