Problem Shooting - Master DH 711 Operating Manual

STORAGE
If not use the unit for an extended period of time. Please
• Turing the unit off, unplug and tidy AC cord.
• Completely empty the water tank and wipe it clean.
• Clean the ANTI-DUST filter.
• Cover the unit and store where it will not receive direct sunlight.

PROBLEM SHOOTING

Before calling for service, check the following:
The unit doesn't run
• Is the unit plugged in ?
• Is house electrical circuit on ?
• Is the water full indicator in red ?
(If so, the water is full or the tank doesn't position well.)
• Is the room temperature below 5°C ?
The unit seems to do nothing.
• Is the filter dusty, contaminated ?
• Is the air intake or output blocked up ?
• Is the room humidity already quite low ?
The unit seems to do little.
• Are too many windows or doors open ?
• Is there something in the room producing lots of humidity ?
The unit's fan doesn't seem to be revolving.
• Is the filter blocked up ?
Too noisy
• Is the unit positioned unevenly so as to create vibration ?
• Is the floor underneath the unit uneven ?
NEVER TRY TO REPAIR OR DISMANTLE THE PRODUCT YOURSELF.
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