Henny Penny FlexFusion FPG-221 Service Instructions Manual page 97

Fault messages & troubleshooting
Troubleshooting
Switch unit on and measure voltage at main contactor Q1, terminals A1 and A2. Is voltage present
at the main contactor (230 V) and is it energized (switched on)?
No Yes
No voltage present. There is an error in the STL Voltage present. There is an fault in the fan area.
circuit.
No
Has one of the safety temperature limiters tripped? Continued on next page
Yes No
Reset the safety temperature limiter. Check solid- Check fuse F3 on control board A1 and fuse F4.
state relay and replace if necessary. Replace fuse if necessary. Check main contactor Q1
and control board A1.
Check relay K1 on the control board. If necessary,
use backup relay or replace control board.
Service-instructions 97