Drawell ZNHW-500ML Manuale d'uso - Pagina 7
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2. The clear water inside the water tank pot should be frequently replaced, with the pot
cleaned.
3. Electrical part must be resistant against water inflow and moisture.
VII. Failure analysis and exclusion methods
Phenomena
No power supply
（ indicator
light
does not work）
Principal
machine
does not rotate
Water tank can not
be
ascended
or
descended
Water tank can not
be heated
Insufficient vacuum
In case of troubleshooting according to above methods, please fax the failure phenomenon
to us at the number of company , instead of operating by yourselves.
VIII. Storage and transportation
Check (causes)
1. Check whether the power plug is
loose
2. Check
whether
disconnected
Ditto
1. Check ditto（refers to XD-5000）
Check
whether
2.
wheel screw is fastened
1 Check the 15A fuse
2. Check whether the heating plug is
loose
1.
Check whether the seal ring is
worn
2.
Check
the
vacuum pump, and whether each
connector is tightened (block the air
outlet of vacuum pump to
the indicators on vacuum table)
3.
Check
whether
appliances are defected or cracked for
coldness
4. Check whether the interface of
glass appliance is coated with vacuum
grease
Handling method
1. Insert the power plug tight
2. Replace the fuse
the
fuse
is
Ditto
1. Handle ditto（refer to XD-5000）
the
hand
2. Screw the hanging screw tightly
1. Replace the 15A fuse
2. Insert the heating plug tightly
1. Replace the seal ring
2. Screw the connectors tightly or
performance
of
replace the vacuum pump
3.Replace
appliances
observe
4. Recoat with vacuum grease
the
glass
with hands
the
damaged