Troubleshooting - Henny Penny ISLAND WARMER HMI-103 Technical Manual

1-3. TROUBLESHOOTING

PROBLEM
Product not holding
temperature
A. Lights will not
turn on
1-2
To isolate a malfunction proceed as follows:
1. Clearly defi ne the problem or symptom.
2. Locate the problem in the troubleshooting table.
3. Review all possible causes, then work through the list
of corrections one-at-a-time until the problem is solved.
Refer to maintenance procedures in Section 2 to safely
and properly make the checkout and repair needed.
CAUSE
OPERATIONS
• Product held too long
• Radiant heat too low
• Radiant heat not working
• Air heat too low
• Air heaters not working
• High limit open
LIGHTING
• Defective fuse
• Faulty switch
• No neutral supplied in fi eld wiring
• Loose or defective wiring
CORRECTION
• Only hold product for specifi ed times
• Turn to a higher setting
• Check radiant heaters per Radiant
Heaters Section
• Turn to a higher setting
• Check heaters per Air Heaters Section
• Check cooling fan
• Check high limits
• Check fuse and replace if necessary
• Check switch and replace if necessary
• Check fi eld wiring to be sure a true
neutral has been connected
• Check wiring and repair or replace
if necessary
Model HMI-103/105
203