Primus D13 - Will Not Heat - Steam - Rotary Coin Drop

102 70284701
Section 7 Electronic Control Troubleshooting
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
WILL NOT HEAT – STEAM – ROTARY COIN DROP
(Sheet 2 of 2)
TMB1836S
Is there voltage to the
input side of the
cabinet limit?
Correct wiring
between cabinet
limit and temp
control board.
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
coil of steam valve?
YES
NO
Correct wiring to
steam valve
Does the steam valve
operate properly?
YES
UNIT
OPERATIONAL
NO
Replace or rebuild
steam valve.
Note: Voltage checks are referenced to
transformer neutral.
Is heat produced?
NO
YES
Check for proper
steam supply.
Correct if necessary.
YES
TMB1836S