Troubleshooting - Toyotomi SONZAI plus Series User Manual

DEHUMIDIFIER
use an electrostatic cloth or brush to clean the Pre-Filter. It can be destroyed.
• Do not clean the hygienic fi lter with water or other liquid. It will lose its qualities
and performance. Only clean the hygienic fi lter with a vacuum cleaner or
shake it outdoors.
Check Before Use-season
• Check whether air outlet is blocked.
• Check whether power plug and power socket are in good condition.
• Check whether fi lters are clean.
• Check whether drain hose is damaged.
Check After Use-season
• Disconnect power.
• Clean air fi lters and case.
• Clean dust and remove obstacles of the dehumidifer.
• Empty water bucket.
Long-Time storage
If you won't use the dehumidifi er for a long time, it is suggested that you follow
the steps below in order to maintain the unit in good condition.
• Make sure the bucket is clear of water and drain hose is removed.
• Clean the unit and wrap it well in its original packing to prevent the gathering
of dust.

TROUBLESHOOTING

Note: Not all the following problems are malfunctions.
.
PROBLEM
Dehumidifi er does not operate.
Controls cannot be set.
Noise suddenly rises during
operation.
POSSIBLE CAUSES
• Unit is operating in an area where
temperature is higher than 32
o
lower than 5 C.
• Bucket is full.
• Noise will rise if compressor has just
started.
• Power supply problem.
• Unit is placed on uneven fl oor.
54
o C or
GB