Frymaster H14 Series Installation & Operation Manual page 41

6.2 Troubleshooting Fryers and Controllers
6.2.1 Fryer Off
COMPUTER/
CONTROLLER
PANEL OPEN
INTERFACE
BOARD VISIBLE
Press the ON/
OFF switch (OFF
Is the CMP LED in the top
center of the interface board
illuminated?
Is the 24V LED on the
interface board
illuminated?
Is the AL LED illuminated?
Condition normal.
displayed in
window).
YES
YES
YES
Probable causes are:
1. No power applied to the fryer power
NO
cord
2. Defective 12-volt transformer
3. Defective interface board
4. Broken or improper wire connection
Probable causes are:
NO
1. Defective 24-volt transformer
2. Defective interface board
3. Broken or improper wire connection
Probable causes are:
NO
1. Defective interface board
6-2