Troubleshooting; Common Issues - Bosch Climate 5000 User Manual

10 Troubleshooting

4. Troubleshooting
SAFETY PRECAUTIONS
If ANY of the following conditions occurs, turn off your unit immediately!
The power cable is damaged or abnormally warm
•
You smell a burning odor
•
The unit emits loud or abnormal sounds
•
A power fuse blows or the circuit breaker frequently trips
•
Water or other objects fall into or out of the unit
•
DO NOT ATTEMPT TO FIX THESE YOURSELF! CONTACT AUTHORIZED
SERVICE PROVIDER IMMEDIATELY!
4.1.

Common Issues

The following problems are not a malfunction and in most situations will
not require repairs.
Issue
Unit does not turn The Unit has a 3-minute protection feature that
on when pressing prevents the unit from overloading. The unit cannot
ON/OFF button be restarted within three minutes of being turned off.
The unit may change its setting to prevent frost from
forming on the unit. Once the temperature increases,
the unit will start operating in the previously selected
The unit changes
mode again.
from COOL/HEAT
mode to FAN
The set temperature has been reached, at which point
mode
the unit turns off the compressor. The unit will
continue operating when the temperature fluctuates
again.
In humid regions, a large temperature difference
The indoor unit
between the room's air and the conditioned air can
emits white mist
cause white mist.
Both the indoor When the unit restarts in HEAT mode after defrosting,
and outdoor units white mist may be emitted due to moisture generated
emit white mist from the defrosting process.
A rushing air sound may occur when the louver resets
its position.
The indoor unit
A squeaking sound may occur after running the unit in
makes noises
HEAT mode due to expansion and contraction of the
unit's plastic parts.
Low hissing sound during operation: This is normal
and is caused by refrigerant gas flowing through both
indoor and outdoor units.
Low hissing sound when the system starts, has just
Both the indoor stopped running, or is defrosting: This noise is normal
unit and outdoor and is caused by the refrigerant gas stopping or
unit make noises changing direction.
Squeaking sound: Normal expansion and contraction
of plastic and metal parts caused by temperature
changes during operation can cause squeaking
noises.
The outdoor unit The unit will make different sounds based on its
makes noises current operating mode.
Bosch Climate 5000
WARNING
Possible Causes
Issue
Dust is emitted The unit may accumulate dust during extended
from either the periods of non-use, which will be emitted when the
indoor or outdoor unit is turned on. This can be mitigated by covering
unit the unit during long periods of inactivity.
The unit may absorb odors from the environment
(such as furniture, cooking, cigarettes, etc.) which
The unit emits
will be emitted during operations.
a bad odor
The unit's filters have become moldy and should be
cleaned.
The fan of
During operation, the fan speed is controlled to
the outdoor unit
optimize product operation.
does not operate
Interference from cell phone towers and remote
Operation is
boosters may cause the unit to malfunction.
erratic,
In this case, try the following:
unpredictable,
Disconnect the power, then reconnect.
•
or unit is
Press ON/OFF button on remote control to
•
unresponsive
restart operation.
If problem persists, contact a local dealer or your nearest customer
service center. Provide them with a detailed description of the unit
malfunction as well as your model number.
Possible Causes
NOTE
6 720 866 141 (2016/07)