HURAKAN HKN-VAC260, Руководство пользователя

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Analysis and troubleshooting
7-1 Problems and repair of the vacuum system
Fault Cause Solution
The vacuum pump does not
pump air.
The pump is not running yet. See table 7-3
The vacuum chamber cover is
not closed.
Push with force
The time relay of the vacuum
pump is damaged.
Replace
The valve connecting the pump
to the vacuum chamber is off.
See table 7-2
The vacuum chamber is
unable to provide the
maximum degree of
vacuum.
The pump cannot achieve the
maximum degree of vacuum.
See table 7-3
Hose is leaking. Replace
Loose connection of the hose. Tighten
Small gas element is leaking.
The vacuum chamber seal is
broken or damaged.
Replace
The upper panel of the vacuum
chamber is placed irregularly.
Align
The isolating solenoid valve is
leaking (there is air in valve of
the main hose or the inlet valve).
See table 7-2
There's not enough time to
pump the air.
Increase
The cover of the vacuum
chamber is not opened, and
the air does not enter the
working chamber.
The air bleed solenoid valve is
off.
See table 7-2
The vacuum degree in the
vacuum chamber is normal
but the air remains in the
package.
The heat sealing setting is
improper and the distance is too
small.
Repair it to adjust the
starting position.
7-2 Malfunction and repair of vacuum solenoid valve