Cornelius IDC 2XX Instrukcja Instalacji Pobierz pdf (Strona 15)

IDC Installation Manual

© 2005-2009, IMI Cornelius Inc. - 15 - Publication Number: 621057403INS

DIAGNOSTICS GUIDE FOR THE MAIN CONTROL BOARD

State

Observed State

of Red LED

Sensor Input Control Response Service Remedy

0 Flash rate 3

seconds

Both probes read “wet” Standby mode. Pump

= OFF

No service required

1 Flash rate

1/2 second

Pump is OFF and

HIGH probe reads “dry”

and LOW probe reads

“wet”

Waiting for level to

drop below LOW

probe. Pump = OFF

No service required

2 Flash rate

1/2 second

Both HIGH and LOW

probes read “dry”

Normal mode.

Pump = ON

No service required

3 Flash rate

1/2 second

Entered when HIGH

probe does not detect

liquid, and LOW probe

does detect liquid, and

pump is ON

Normal mode.

Pump = ON

No service required

4 Flash rate 1

second

Entered when HIGH

probe reads “wet” and

LOW probe reads “dry”

THIS IS AN ERROR

CONDITION.

- Check electrical

connections at the

carbonator tank, and at

connector J4 on the

main control board

- Black wire should be

connected to the LOW

probe and also to Pin 4

of Connector J4

- Reverse the

connections if incorrect

- Replace harness if

necessary

5ON

continuously,

but “flickers”

every 3

seconds

Poor signal connection

to the carbonator tank.

May result in short

cycling of the

carbonator pump.

Able to continue to

function but

carbonator pump

short-cycles. Pump

will come on each time

a drink is drawn. THIS

SITUATION SHOULD

BE CORRECTED.

Check the harness

connections of the red

signal wire at both ends:

1) at the carbonator ring

terminal and

2) at Pin 5 of the J4

connector at the main

control board

6ON

continuously

Entered when pump

has run continuously

for 5 minutes

THIS IS AN ERROR

CONDITION.

Unplug the unit and plug

it back in. This will reset

the unit's main control

board and restart the

carbonator pump.

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