Primus D13 - Will Not Heat - Steam - Manual Timer

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Section 7 Electronic Control Troubleshooting
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WILL NOT HEAT – STEAM – MANUAL TIMER
(Sheet 2 of 2)
T020D
Is there voltage to the
input side of the
cabinet limit?
Correct wiring
between cabinet
limit and temp
control board.
YES
NO
Is there voltage to the
output side of the
cabinet limit?
YES
NO
Replace the cabinet
limit.
Is there voltage to the
input side of the stove
limit?
NO
YES
Correct wiring
between stove limit
and cabinet limit.
Is there voltage to the
output side of the stove
limit?
NO
YES
Replace the stove
limit.
Is there voltage across
the coil of the steam
valve?
YES
NO
Correct wiring to
the steam valve.
Do the steam valves
operate properly?
YES
UNIT OPERATIONAL
NO
Replace steam
valve.
Note: Voltage checks are referenced to
transformer neutral.
Is heat produced?
NO
YES
Check for proper
steam supply.
Correct if necessary.
T020D