Error Codes; [A] Error Codes, Caution Codes - Hoshizaki DIM-40DE-HC Service Manual

5. ERROR CODES

[a] ERROR CODES, CAUTION CODES

* When the controller board detects an error, the display shows one of the following
errors, caution and alarm codes in the display mode. Operation depends on the type of
error.
* The error and caution codes other than E1 and E2 are indicated as "EE" or "EF" in the
7-segment display at the time of occurrence. The error log is indicated up to five errors
from the latest entry.
Error Item
E1 Freeze error
E2 Defrost error
Water pan
E3 opening
error
Water pan
E4
closing error
High
E5 temperature
error
Condenser
E9 thermistor
error
EA Data error
Cube control
EC thermistor
error
Water
Ed regulator
error
Description
Freeze backup timer (60 minutes after
water pan starts to close) counts up before
freeze cycle completes, and evaporator
temperature is 0°C or higher.
Defrost backup timer (30 minutes after
water pan starts to open) counts up before
defrost cycle completes.
Water pan has not fully opened within 60
seconds, and 3 minutes have passed even
with opening failure control.
Unit resumes operation after 60 minutes
and repeats the above error.
Water pan has not fully closed within 50
seconds, opened and started to close
again, but failed to close fully within 50
seconds.
Unit resumes operation after 60 minutes
and repeats the above error.
Evaporator temperature stays 60°C or
higher for 5 seconds or more.
Condenser thermistor circuit is open or
shorted for 2 seconds.
Model setting data memory IC is defective. Shut down
Cube control thermistor circuit is open or
shorted for 2 seconds.
Cooling water cannot stop by water
regulator error, and thermistor senses set
point or lower temperature.
Shut down
Shut down
Halt
Shut down
Halt
Shut down
Shut down
Shut down
Shut down
Continue
30
Operation Reset
Press reset
switch
Press reset
switch
Press reset
switch
Press reset
switch
Press reset
switch
Replace
thermistor
Replace
controller board
Replace
thermistor
Press reset
switch