Maxi Comet Executive Exec-56-G, Instruction Manual

Page: 106 / 244

Troubleshooting Comet Executive Gas
6-14
WARNING
Only trained personnel with experience
in gas, electrical or mechanical repair
should troubleshoot and repair the unit.
Troubleshooting
WARNING
Read the REPAIR chapter and make
sure that the power is disconnected
before doing any repairs.
BURNER OPERATION
ISSUE POSSIBLE CAUSE SOLUTION
Ironing Cylinder Heats to SET
Temperature, but Will Not
Ignite a Second Time
1. High temperature limit con-
trol has tripped.
• Allow ironing cylinder to cool down and
then manually reset high limit control.
2. Ignition electrode wire is
loose or broken or gap is
incorrect.
• Refer to Pilot Ignition Irregular or
Absent on page 6-12
.
3. Pilot assembly is operating
incorrectly.
• Refer to Pilot Ignition Irregular or
Absent on page 6-12 .
4. Exhaust sail switch does
not have enough air to
operate.
• Check for lint build up on the sail switch.
Refer to Check and Clean Sail Switch
and Exhaust Blower Wheel on page
4-11 .
• With the unit running, check the circuit
for the sail switch by testing for 120 V
between terminals 5, 6 and GND in the
main electrical box. If 120 V is not pres-
ent, the sail switch is bad and must be
replaced.
TEMPERATURE Control Er-
ratic or Does Not Work
1. Operators are not using
the full length of the ironing
cylinder. This causes the
cylinder ends to heat up
and temperature to fluctu -
ate up and down.
• Refer to Flatwork Handling on page
3-9 .
2. TEMPERATURE Control is
not working properly.
• Replace the TEMPERATURE control.
Refer to Temperature Control or High
Temperature Limit Control Replace-
ment on page 7-34 .
3. One or both of the tempera-
ture sensor contact shoes
are operating incorrectly.
• Inspect the temperature sensor contact
shoes under the feed ribbons at the front
of the ironing cylinder.
• Refer to Check and Clean Tempera-
ture Sensor Contact Shoes on page
4-4 .
• Refer to Temperature Sensor Contact
Shoe Replacement on page 7-33 .
TOC INDEX