Service manual

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VERIFICATION OF SPARK AT
IGNITOR
WARNING: DISCONNECT (UNPLUG) ELECTRICAL
POWER SUPPLY AND PLACE A TAG AT THE
DISCONNECT SWITCH INDICATING YOU ARE
WORKING ON THE CIRCUIT.
WARNING: SHUT OFF THE GAS BEFORE
SERVICING.
1. Remove the cooker control panel as outlined
under Covers and Panels.
2. Remove the control box housing as outlined
under Control Box Housing.
3. Disconnect the ignition cable from the spark
ignitor.
4. Clamp the ignition cable in a manner that will
position the end of the cable
3
/16" from the
oven frame (bare metal surface). It is critical
that the cable be held
3
/16" away from the
surface of the oven frame, or sparking may
not occur even though the sparking circuit is
functioning properly.
WARNING: THE FOLLOWING STEPS REQUIRE
POWER TO BE APPLIED TO THE UNIT DURING
THE TEST. USE EXTREME CAUTION AT ALL
TIMES. GAS SUPPLY SHOULD BE OFF.
5. Plug the pasta cooker in and set the
temperature controller to BOIL.
6. Turn the power switch ON.
7. Arcing from the ignition cable to the frame
should be observed.
TRANSFORMER CHECK
WARNING: DISCONNECT (UNPLUG) ELECTRICAL
POWER SUPPLY AND PLACE A TAG AT THE
DISCONNECT SWITCH INDICATING YOU ARE
WORKING ON THE CIRCUIT.
1. Remove the power supply box as outlined
under Power Supply Box in Removal and
Replacement of Parts.
2. Connect power and check the primary and
secondary voltages. They should match the
voltages marked on the transformer.
HIGH LIMIT CHECK
WARNING: DISCONNECT (UNPLUG) ELECTRICAL
POWER SUPPLY AND PLACE A TAG AT THE
DISCONNECT SWITCH INDICATING YOU ARE
WORKING ON THE CIRCUIT.
1. Turn the pasta cooker ON.
2. Set the temperature to BOIL.
3. Place pyrometer in tank near the probe tubes.
4. The high limit should trip between 235°F to
265°F.