7
Warning!
Hazard of Electric Shock — Disconnect power supply before servicing. Any operating problems not identified and corrected by instructions in this manual should
be referred to qualified service personnel (electrician or foodservice equipment technician). No user-serviceable items under the inner cover of the electrical units. Only qualified
service personnel should open the inner cover of any electrical device.
Problem
Possible Causes
Possible Solutions
Unit is plugged in but does not heat or cool at all.
• There is no power or an inadequate
amount of power.
• Power cord is not fully connected to
the power source or to the heater.
• Power cord is damaged.
• Heating or cooling unit is damaged.
• Check the power supplied to the unit. It should
match the requirements on the heater label.
• Make sure both ends of the power cord are
connected securely.
• Always replace damaged power cords with
Cambro authorized power cords.
• Replace the heater or cooling unit. Contact Cambro
Customer Service.
Unit operates for more than 1 hour but does not
achieve the expected temperature.
• Door is not fully closed.
• Power cord is damaged and is causing
intermittent power to the heating unit.
• Thermometer is damaged or not working properly.
• Heating unit is not working properly.
• Make sure the door is fully closed. Small gaps are
ok and will not affect the performance.
• Always replace damaged power cords with
Cambro authorized power cords.
• Check the temperature inside the compartment with
a verified thermometer, placed in the center of the
compartment.
• Check fans for obstructions. If none found, replace unit.
Contact Cambro Customer Service.
Persistent odor inside the cabinet.
• Initial start-up of unit.
• Food left in the cabinet for overly-long
holding periods.
• For first-time use, plug in and run the unit with the
door open for 1 hour to air out the cabinet.
• Place a pan of water with some baking soda in it
and turn on the heater for 1 hour.
• If smell is still persistent please contact Cambro
Customer Service.
Unit stopped heating or cooling during
normal operation.
• The compartment temperature exceeded 190˚F
(87,8˚C), causing the hi-limit thermostat to shut
power off to the heater.
NOTE:
Fan may remain running.
• Fans are not operating properly.
• Control unit is not working properly.
• Unplug heater and let it cool off to Reset the Heater.
Plug back in after cooled.
• Replace Fans. Fans on the cooling unit are critical.
Contact Cambro Customer Service.
• Replace control unit. Contact Cambro Customer Service.
NOTE:
For service please contact Cambro at 800-854-7631 X4118.
Please refer to the heater model number (see page 4) when you call in.
Units under warranty should be
serviced by Cambro Authorized Service Agent Only.
VIII. Troubleshooting Guide
Cold Module Display Error codes:
In normal operation, the probe temperature will be displayed. The display blinks when waiting for a parameter
to be saved or when there is an error saving a parameter to memory. The following messages can also appear:
ERP1
Probe Error (check wiring or replace probe)
Eri
Internal Parameter Error (factory default programming)
ALH
Low Temperature Alarm
000
Open Probe Error
---
Short Circuited Probe Error
Please contact service if problem persists.
