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29
supplier
Vacuum cover
can’t open
automatically
Pneumatic spring or pull spring
problem
Check-fixed-or replacement
Can’t reach limited
vacuum degree,
machine vacuum
speed slow
Pump running wrong direction
Correct the direction(3
phase voltage)
Vacuum time setting short
Extend vacuum time
Vacuum pump oil not enough or
oil not clean
Check oil level, fill oil or
replace oil(notice oil type
and oil volume)
Tube leak
Replacement
Tube connected place loose
Checking and tighten
Gas bag or cylinder leak
Checking and tighten
Leak air or seal wearing
Replace seal
Oil mist filter saturation
Replace mist filter
Can’t sealing or
sealing not good
Bag not put in the heating plate
well
Put the bag in right place
Sealing time too long or too short
Reduce or extend sealing
time
Heating time choose not right
Choose suitable heating
time
Silicon strip broken or dirty
Cleaning or replacement
Tape broken or dirty
Cleaning or replacement
Bag inside not clean
Cleaning bag
Can’t fill air or fill
air not good
(if have)
Filling air time too short or too
long
Reduce or extend filling air
time
Air tank empty or limited to
empty
Replacement air tank
Air tank not open
Open air tank
Filling air parameter setting wrong
Check pressure meter if in
1MPa(1-ATO)
Warning! Mixed air any time
can’t more than 1MPa
Vacuum chamber
vacuum degree is
normal, but still
have air in bag
Heating plate reset position not
good.
Heating plate and silicone strip
distance too big or too small
Adjust reset, flexible
Adjust distance.
2.)Vacuum pump problem and solutions
Problem status
Caused by reason
Solutions
Pump start electric
current or work
electric current
overloading
Pump oil too full or oil type not
right
Checking oil type and oil
level
At low temperatures, the viscosity
of oil is too high
Replacement suitable
vacuum pump oil