48
43.
TROUBLE SHOOTING
-
GAS OPERATED REFRIGERATORS
a)
b)
cl
d)
e)
f>
8)
i)
j)
k)
1)
ml
4
b)
cl
d)
Cause
The refrigerator does not cool satisfactorily
Air circulation over cooling unit
restricted.
Refrigerator not level.
Gas in bottle used
up.
Feeler point of the flame failure
device not heated enough by
flame.
Clogged by-pass screw.
Burner jet or burner head
clogged.
Flue baffle not inserted into
central tube of the cooling unit.
Baffle too low in flue.
Wrong gas pressure at the burner.
Burner assembly may be adrift.
Thermostat at wrong setting.
Failed cooling unit.
The refrigerator is too cold
Thermostat at wrong setting.
End of thermoatat capillary tube
incorrectly located,
Incorrect size of by-pass screw.
Dirt in valve of the thermostat.
Remedy
Remove any restriction,
See par. 28.
Fit new bottle.
Adjust position of feeler point in flame
See par, 15,
Clean by-pass screw with alcohol and by
blowing through with air. If necessary,
replace by-pass screw.
Clean burner jet with alcohol and by
blowing through with air, If necessary,
replace burner jet, Clean the head with a
brush.
Position of baffle (see table
on page
34).
Position of baffle (see table on page 34).
Have pressure checked. Pressure must not
fall below 11” (280 mm) water columns
when thermostat is set on max.
Refit burner.
Turn the thermostat dial to a higher number,
If necessary,replace thermostat.
See par, 44,
Turn the thermostat dial
to a lower number.
Re-insert end of capillary tube in the clamp
on the fresh food compartment. See par. 30.
Replace by-pass screw to
correct size
(see table page 33).
Clean the valve and valve seat in the
thermostat (see par. 14).
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