Whynter TBR-185SR, Instruction Manual, Page: 14 / 16

13
Troubleshooting
Problem Possible Causes Solutions
The machine won't
operate 
The tool box refrigerator is un-
plugged

The voltage is not in the correct
range

Too many appliances running form
the same power circuit

Push the plug completely into the power source

Make sure that the tool box refrigerator runs on a
dedicated power source that can support the
maximum power consumption of the tool box re-
frigerator

Run the tool box refrigerator on a dedicated pow-
er source
Noise during operation 
Unit is not on a leveled surface

Certain sounds are normal

Make sure unit is placed in a leveled surface

See “Normal Sounds”
The compressor runs
for 1 to 5 minutes and
stops 
The voltage is not in the correct
range

Unplug and restart when the power is normal
The compressor runs
but the inner liner
does not get very cold

The ambient temperature is too
high

The system is blocked

If temperature is higher than 90°F, the unit need
longer to cool to the set temperature

Contact Whynter Service Department via email at
service@whynter.com
The tool box refrigera-
tor does not cool suffi-
ciently 
Tool box refrigerator door being
opened frequently

Tool box refrigerator door left open
for a while

Not enough adequate clearance

Tool box refrigerator is overfilled

Ambient temperature is too high

Refrain from opening the tool box refrigerator
door recurrently

Make sure to close tool box refrigerator door

Follow recommended clearance measurements

If temperature is higher than 90°F, the unit need
longer to cool to the set temperature
The compressor does
not run 
The controller is faulty (the power
indicator is not on)

The thermostat is set too high and
the ambient temperature is too low

Contact Whynter Service Department via email at
service@whynter.com

Set the tool box refrigerator to a lower tempera-
ture
Interior light does not
work

No power at outlet

tool box refrigerator is unplugged

Light bulb burned out

Replace fuse or reset the breaker

Push the plug completely into the outlet

Replace light bulb
Door does not fully
close

Unit is not on a leveled surface

Stored items holding door open

Make sure unit is placed in a leveled surface

Move stored item to a different location
Foods defrosting

The tool box refrigerator is un-
plugged

Fuse blown

Tool box refrigerator door being
opened frequently

Tool box refrigerator door left open
for a while

Push the plug completely into the power source

Replace fuse or reset the breaker

Check to see if an object is holding the door open
Excessive frost
buildup 
Door left open too frequent or too
long door openings

High humidity

Check to see if an object is holding the door open

Open the door less often
Many common tool box refrigerator problems are easily resolved. Try the troubleshooting suggestions be-
low to see if the problems can be resolved before having to contact the service department.