Plusmed pM-7E A Mode D'emploi page 19

5. Trouble shooting
No Problem
1
Limit negative pressure
< 563 mmHg
2
Negative pressure
> 300 mmHg, with
distinct reduction or
disappearing of suction
force at tube outlet
3 Normal power voltage,
but the indicator doesn't
illuminate
4 Fuse tube broken
Reason
a. Holder mouth
leakage;
b. Leakage on connect-
ing points;
c. Regulating valve
loose or released.
a. Overflow device
shut-off;
b. Tube blockage;
c. Air filter blockage
a. Loose socket;
b. Fuse broken;
c. Indicator damaged
a. Voltage over high;
b. Internal line in fault;
c. Pump blocked, and
current increasing
Possible Solution
a. Remove dirt, tighten
or change the holder
cover, seal ring, and
connector;
b. Re-tighten each
connection point;
c. Turn tightly the
regulating valve
a. After shut-off, turn
the regulating valve
loose counterclockwise
to release negative
pressure in tube, then
re-screw;
b. Dredge, clean or
replace the tube;
c. Replace it with air
filter produced by us.
a. Repair or change the
socket;
b. Replace the fuse
tube;
c. Replace the indicator
a. Adjust voltage;
b. Check the circuit line,
and correct;
c. Check the pump
body and motor
Remarks
b. Change the broken
suction catheter
a. Empty the holder
timely;
c. The end ( in blue
mark) of air filter is the
air inlet
b.Refer to attachments
By the specialized
maintenance worker
( Refer to Electric
Systematic Diagram)
19