
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Exhaust filter stuck
Clean or replace the filter
Pump temperature
high when running
Pump oil full or less
check and adjust the oil level
Radiating not good
clean bad fins, improved
ventilation environment
Abnormal
noise
pump operation
Transmission parts badly worn or
loose
identify defective parts
repaired in time
running in the wrong direction
Correct direction
(three-phase power)
Smoke or exhaust
vents droplets
Pump too much oil
Take out more oil
Exhaust filter install not in
position or broken
Install again or replacement
Exhaust filter stuck
Cleaning or replacement
3).the solenoid valve Troubles
Problem status
Caused by reason
Solutions
Seal defective
sealing area is soiled
Clear
Sealing surface damage
repair or replacement
Sealing rubber damaged
Replacement
Solenoid valve
cannot open and
close or open and
close inflexibly
Control fuse burn broken
Replacement
Connect wire not well
Repair
Rectifier diode breakdown
Replacement
coil burned
Replacement
Armature lift dirt
Replacement
Spring Rusty stuck or broken
Replacement
low voltage
Check the power supply
4).Sealing problem and solutions
Problem status
Caused by reason
Solutions
Can’t sealing
Sealing time not choose
Choose suitable sealing
temp.
Sealing time too long or too short Short or extend sealing time
Vacuum degree not reach and
start sealing
Checking vacuum degree
can’t more than 0.06Mpa
Heating wire damaged
Replacement
Heating transformer damaged
Replacement
Sealing contactor fault
Repair or replacement
Sealing solenoid valve failure
Repair or replacement
Heat seal stuck
Repair
Sealing not well
Silicone strip broken or dirty
Clean or replacement
High temp. Tape broken or dirty
Clean or replacement
Bag inside not clean
Clean bag inside
Heating wire loose
Tighten it
Cooling time too short
Extend it
Temperature choose not right
Setting suitable temp.