Procom FeatureComforts ML150TPE Owner's Manual page 23

Problem
ODS/pilot lights but flame
goes out when control knob
is released.
Burner(s) does not light
afterODS/pilot is lit
Delayed ignition of burner(s).
Burner backfiring during
combustion
High yellow flame during
burner combustion
Gas odor during
combustion.
Possible Cause
1. Control knob is not fully
pressed in.
2. Control knob is not pressed
in long enough.
3. Equipment shutoff valve is
not fully open.
4. Thermocouple connection is
loose.
5. Thermocouple damaged.
6. Control valve damaged.
1. Burner orifice is clogged.
2. Burner orifice diameter is
too small.
3. Inlet gas pressure is too low.
1. Manifold pressure is too low.
2. Burner orifice is clogged.
1. Burner orifice is clogged or
damaged.
2. Burner is damaged.
3. Gas regulator is damaged.
1. Not enough air.
2. Gas regulator is defective.
3. Inlet gas pressure is too low.
1. Foreign matter between
control valve and burner.
2. Gas leak. (See Warning
Statement at top of
page 22)
23
Corrective Action
1. Press in control knob
fully.
2. After ODS/pilot lights,
keep control knob pressed in
30 seconds.
3. Fully open equipment
shutoff valve.
4. Hand tighten until snug,
and then tighten ¼ turn more.
5. Replace thermocouple.
6. Contact customer service.
1. Burner orifice (see
Care and Maintenance,
page 21) or contact customer
service.
2. Contact customer service.
3. Contact your gas supplier.
1. Contact your gas supplier.
2. Clean burner (see
Care and Maintenance,
page 21) or Contact
customer service.
1. Clean burner orifice (see
Care and Maintenance,
page 21) or contact customer
service.
2. Contact dealer or customer
service.
3. Replace gas regulator.
1. Check burner for dirt and
debris. If found, clean burner
(see Care and Maintenance,
page 21).
2. Replace gas regulator.
3. Contact your gas supplier.
1. Take apart gas tubing
and remove foreign matter.
2. Locate and correct all
leaks (see "Checking
Gas Connections,"
page 16)