Alliance Laundry Systems DTB50CG - Pilot Does Not Ignite - Standing Pilot Ignition Gas Models

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Troubleshooting
6. Pilot Does Not Ignite – Standing Pilot Ignition Gas Models
Pilot does not
ignite - Standing Pilot
Ignition Gas Models
Is
gas shut-off
valve to
tumbler
closed?
Open valve.
Is air present
in gas line?
Purge air from
gas line.
Is pilot orifice
incorrect?
Tumbler is equipped
for type of gas
specified on serial
plate. If pilot orifice is
different from that
specified on serial
plate, obtain and
install correct orifice.
Is pilot gas
filter clogged?
Replace reset
assembly.
Yes
Yes
No
Yes
No
Yes
TMB2135S
No
Is pilot
gas tube or
pilot orifice
clogged?
Clean or
replace tube
or orifice.
Is
thermocouple
inoperative?
Replace
thermocouple.
Replace pilot
assembly.
Is pilot
assembly
inoperative?
No
Yes
No
Yes
No
Yes