Crown GL-20E Installation & Operation Manual page 33

INSTALLATION AND OPERATION MANUAL, GAS KETTLES
7.0 TROUBLE SHOOTING
PROBLEM
Excessive flame rollout on ignition, carboning
Unit slow to preheat and slow to recover
Unit continuously locks out
10125R4
Models GL-20E, GL-40E, GL-60E, GL-80E, GL-100E
LOOK FOR
- Natural gas unit on propane.
- Excessive gas pressure.
- Incorrect orifice size.
- Faulty regulator in gas control.
- Propane gas on natural.
- Low gas pressure.
- Incorrect orifice sizes.
- Loss of vacuum.
- Faulty regulator in gas control.
- Pilot gas adjusted too low.
- Excessive draft condition.
- Excessive steam around bottom of unit
during operation of cleaning.
- Faulty transformer.
- Faulty electronic module.
- Faulty ignitor cable.
- Faulty spark igniter.
- Faulty gas control.
33 2017-08-29