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DCS RD 484 GG Part List / Service Manual page 19

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GRIDDLE TROUBLESHOOTING
P RO B L E M A R E A :
Griddle will not
operate
Griddle still will not
operate, (Electrically
operational - Steps 1-8
OK)
W H A T T O D O :
CHECK 1) the Electrical / Gas Supply as out-
lined in the General Instruction section.
2) Remove Griddle plate assembly (fas-
tened by 2 screws in the front and 1 screw in
the back, under the flue cover- Visually check
for igniter breakage. If igniter is broken,
remove / replace
3) Remove Valve Panel (see General
instructions and note removal of "Red" screw
behind control knob - not on all units)
4) 120 V supplied to Thermostat from
the terminal block ?(live= black) If not, trou-
bleshoot power supply lines, If YES,
5) Disconnect power, Remove wires off
Thermostat & check for continuity between
Thermostat terminals when Thermostat dial is
rotated to the ON. If there is no continuity
remove / replace Thermostat.
6) If Thermostat is OK, Remove the
wires from the Thermal Valve and check for
continuity between the two (2) terminals on
the face of the valve. If none, remove / replace.
7) If the Thermal Valve is OK, Remove
the wires from the Griddle Igniter and check
the igniter leads for continuity. If none, remove
/ replace igniter.
8) If the Igniter is OK, Check the
Neutral Return Wire for continuity to the neu-
tral (white) wire of the power supply cord.
1) Verify Gas supply to the unit. Turn
the Gas supply OFF. Loosen tubing supplying
gas from the manifold to the Thermal Valve at
the Thermal Valve. Quickly turn manual valve
On, then Off while an assistant listens closely
for the sound of flowing gas at the loosened
end of the connection. If gas is not flowing,
check the tubing for blockage.
18
U S E F U L N OT E S :
NOTE: Be careful not
to damage the
Capillary when remov-
ing the Griddle plate
assembly
NOTE: -Ensure at the
supply source that the
live and neutral wires
are not reversed ( If
they are, this would not
be covered under war-
ranty)

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