TROUBLESHOOTING | MODEL 300 RESTAURANT RANGES |
TROUBLESHOOTING THERMOSTATIC GRIDDLE
TROUBLESHOOTING
THERMOSTATIC GRIDDLE
TROUBLESHOOTING
Remove the knobs and valve
cover panel.
CAUTION! WIRING BEHIND THE
PANEL.
Be sure the thermostat bulbs are pushed completely into the tubes under the griddle.
Put the bezels and knobs on the
griddle thermostats.
Set the griddle thermostats
to 300°F.
Observe the burners while heating
griddle for poor operation.
Refer to flowchart on page 32 for
burner troubleshooting.
After griddle has heated for
approximately 20 minutes, observe
that the flame has decreased in
height.
Set the griddle knobs to the
midpoint between the two lines just
after the OFF position.
This is the bypass setting.
Check that there is a ¼ in. flame at
each port.
If the flame is not correct remove
the knobs and bezel. See
illustration on page 30.
There is a slotted screw below the
stem on the thermostat valve.
Turn the screw counter clockwise to establish or increase the flame.
Turn the screw clockwise to
decrease the flame.
If no flame is established put a
soap and water mix to the orifice of the burner to check for gas flow.
If gas is flowing turn the bypass
screw until flame is set to
specifications.
If no flame is established at the
bypass setting replace the
thermostat.
Remove the knobs and bezel and
install the valve cover panel.
Reinstall the bezels and push out the silver center of the knob from the rear of the knob and reinstall.
Set the temperature to 300°F and
allow the griddle to reheat.
Continues on Next Page
PAGE 36 | OPERATOR’S MANUAL 1182298 REV 3 |