Hayward H400FDN Universal H Series Troubleshooting Guide - Page 37

Check display for CE, Check display for EE, Verify CE has cleared

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6. Service LED ON: "EE" OR "CE" Code Check display for "EE" Step 6A Check display for "CE" Step 6B "EE" error indicates the you have a defective ICB board. IF this error appears, replace ICB (pg. 20). IF no EE error, go to 6B. Inspect display connections Step 6C "CE" (communication error) indicates a problem between the ICB & display board. Cycle power OFF/ON. IF error persists, go to 6C. Verify "CE" has cleared Step 6D Verify ribbon cable is secure. IF cable is secure, replace display/bezel/keypad assy. (pg. 20) then go to 6D. IF NOT secured, reconnect. 37 IF after replacing display/bezel/keypad, "CE" error persists, replace ICB (pg. 20). IF replacing ICB fails to solve problem, contact support (908) 355-7995.

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“EE” error indicates the you have a defective ICB
board. IF this error appears, replace ICB (
pg. 20
). IF
no EE error, go to 6B.
Check display for “CE”
“CE” (communication error) indicates a problem
between the ICB & display board. Cycle power
OFF/ON. IF error persists, go to 6C.
Check display for “EE”
Step 6A
Verify ribbon cable is secure. IF cable is secure,
replace display/bezel/keypad assy. (
pg. 20
) then go
to 6D. IF NOT secured, reconnect.
Inspect display connections
Step 6C
37
IF after replacing display/bezel/keypad,
“CE” error
persists, replace ICB (
pg. 20
). IF replacing ICB fails
to solve problem, contact support (908) 355-7995.
Verify “CE” has cleared
Step 6D
Step 6B
6. Service LED ON: “EE” OR “CE” Code