Franke HCMF-30 - Eliwell Controller Error Codes; Eliwell Error Code E1: Probe 1 Faulty; Eliwell Error Code E2: Probe 2 Faulty; Eliwell Error Code AH1: High Probe Temperature

HCMF Service Manual
For Technical Support, Call 800-537-2653. Page 9 Doc. No. 19005309 - Copyright  2012 Franke, Inc.
Section 5 – Eliwell Controller Error Codes:
The Eliwell Controller provides error code messages on the temperature display when the HCMF
freezer is not performing as required. Alarms are indicted by the error code and an alarm icon
which appears on the controller display.
The Problem
Possible Cause
What To Check & D
o
Error Code E1
Displayed – Probe
1 Faulty

Measured values outside
operating range
 Probe faulty, short
circuited or open

Check probe for damage
 Check probe wiring for damage. If faulty:
 Replace temperature probe. (See Tips T-3)
Error Code
E2
Displayed – Probe
2 Faulty

Measured values outside
operating range
 Probe faulty, short
circuited or open

Check probe for damage
 Check probe wiring for damage. If faulty:
 Replace defrost probe. (See Tips T-4)
Error Code AH1
Displayed – Alarm
for HIGH probe
temperature

Value measured by probe
greater than HAL (50F)
after (tAL) factory set
time???

Wait for value read by probe (Pb1) to return
below HAL
Error Code
AL1
Displayed – Alarm
for LOW probe
temperature

Value measured by probe
greater than LAL (-50F)
after (tAL) factory set
time???

Wait for value read by probe (Pb1) to return
below LAL
 This is typically a probe failure. If faulty,
replace temperature probe. (See Tips T-3)