Comm Error 1 Or - Hayward ProLogic Troubleshooting Manual

Comm Error
1 or 2
YES
32

5. Comm Error 1 OR 2

Power down
control for at
least 2 minutes
Replace local
YES
display
(see pg. 17)
Did Comm
Error clear?
NO
YES
Comm Error
still present?
NO
Problem
solved
Test local
display wiring
harness
Harness has
continuity?
NO
Disconnect all
terminal blocks and
comm equipment
YES
Did Comm
Error clear?
NO
Contact tech
support for
replacement
(908)355.7995
Replace main
board
(see pg. 17)
Problem is in
terminal block
or comm
equipment.
Isolate
equipment to
find root cause