The chiller has detected a non-recoverable error involving he microprocessor control.

The Alarm LED lights and the STOP/RUN LED flashes red.

The chiller shuts down or will not start.

The control displays an error code indicating the source of the problem.

SYSTEM ALARMS

 

Alarm

 

 

 

 

Cause

Solution

 

 

 

 

 

 

 

 

 

 

 

Electrical noise or failed

Make sure all connections on

 

 

 

 

 

 

 

 

 

 

 

 

ERR

 

 

 

 

001

 

 

 

 

 

 

 

 

 

 

CPU on the motherboard

the motherboard are solid.

 

 

 

 

 

 

 

 

 

 

 

 

RAM hardware

caused system write tests

Operate unit in a noise free

 

failure.

 

 

 

 

do fail during power up.

environment. If error persists,

 

 

 

 

 

 

 

 

 

 

 

contact Conair service.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The CPU and/or PROM

Make sure the CPU and PROM

 

 

ERR

 

 

 

 

002

 

 

 

 

 

 

 

 

 

 

chip (U1 or U2) is not

chips are seated correctly in the

 

 

 

 

 

 

 

 

 

 

 

ROM, checksum

making good contact with

sockets. If error persists, contact

 

its socket, or the PROM

Conair service.

 

failure.

 

 

 

 

chip has failed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A failed CPU, failed moth-

Cycle power to the unit. If the

 

 

 

 

 

 

 

 

 

 

 

 

ERR

 

 

 

 

003

 

 

 

 

 

 

 

 

 

 

erboard, software bug or

problem persists, contact Conair

 

 

 

 

 

 

 

 

 

 

electrical noise caused an

service technicians. You may

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ERR

 

 

 

 

004

 

 

internal software error.

need to replace the mother-

 

 

 

 

 

 

 

 

 

 

 

board.

 

 

 

 

 

 

 

 

 

 

 

 

COP failures.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The CPU tried to execute

Make sure all connections to

 

 

 

 

 

 

 

 

 

 

 

 

ERR

 

 

 

 

005

 

 

 

 

 

 

 

 

 

an illegal software instruc-

the motherboard are solid and

 

 

 

 

 

 

 

 

 

 

tion due to electrical noise

that the unit is operating in a

 

Illegal Opcode.

 

or a failed motherboard.

noise free environment. If error

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

persists, contact Conair service.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A failed CPU, failed moth-

Cycle power to the unit. If the

 

 

 

 

 

 

 

 

 

 

 

 

ERR

 

 

 

 

006

 

 

 

 

 

 

 

 

 

erboard, software bug or

problem persists, contact Conair

 

 

 

 

 

 

 

 

 

 

electrical noise caused an

service technicians. You may

 

 

through

 

 

internal software error.

need to replace the mother-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

board.

 

 

ERR

 

 

 

 

014

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ERR 015

ERR 016

Software cannot write to CPU non- volatile memory.

The memory has exceeded its usable life or there is a software bug. This error occurs only after changes have been made to non- volatile memory either through the operator panel or SPI.

Cycle power to the unit. Contact Conair service if an operating parameter such as the setpoint is not being saved or if this error persists.

UGH004/0999

microKool Portable Chillers

TROUBLESHOOTING 6-11

Page 67
Image 67
Conair MPW, MPA manual System Alarms