Elkay EFC1150D-A, Installation & User Manual, Page: 10 / 22

Trouble Shooting
Problem Possible Cause Solution
No display
The electrical plug connected Insert the plug
Damaged power supply adapter Dial after-sales phone number
Damaged control board or inner circuit Dial after-sales phone number
Abnormal time display
Blackout Reset time
Damaged control board Dial after-sales phone number
The system is regenerated
at wrong time
Blackout Reset time
Wrong time setting Reset time
Decreased outlet pressure
Too long regeneration cycle Shorten regeneration cycle
Due fi lter service life Dial after-sales phone number
Foreign matter in fi lter pipe Clean related pipe
No Backwash Error controller program or control valve fault
Re-connect the power supply. If the fault remains,
dial after-sales phone number.
Continuous drainage at
drainage outlet
Error controller program or control valve fault
Re-connect the power supply. If the fault remains,
dial after-sales phone number.
Leakage Loose connection Re-connect fi lter pipe
Filter materials discharged
from outlet
or discharge outlet
Damaged water distributor Replace water distributor
Poor outlet quality
Bypass valve is in the bypass position
Switch the bypass valve to the fi lter position.
Or
The bypass valve is damaged and requires
replacement.
Failure of activated carbon
Dial after-sales phone number. Replace activated
carbon.
Show “E01” Storage fault Dial after-sales phone number
Show “E02”
Motor fault; motor stops rotation or rotates
incessantly Re-plug the power supply. If the fault remains, dial
after-sales phone number.
Show “E03” Limit switch fault Dial after-sales phone number
Show “E04” Clock fault Dial after-sales phone number
Page 10 1000003995 (Rev A - 05/2017)