Hague HFFE-1054 Owner's Manual And Installation Manual page 16

Troubleshooti ng
PROBLEM
20. Err – 109
21. Err – 201
22. Err – 204 = Leak
detected
23. Err – 400
*
Memory Errors
*(All 400 errors pertain to
memory related errors)
Hague Filter Owner's Manual
CAUSE
A . Invalid motor state detected
A . Invalid regeneration cycle step detected
A . Occurs when dP input is active for "ALARM" and the
input is closed . The alarm buzzer will activate and the
screen will display the error .
A . Depleted Battery
B . Defective PC Board
CORRECTION
A. Replace PC board
A . Replace PC board
A . Check for low flow leak . Press NEXT and REGEN
buttons for 3 seconds to resynchronize software
with piston position or disconnect power supply
from PC Board for 5 seconds
and then reconnect to clear error .
A . See Operating Display and Maintenance section
B . Replace PC board
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