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High vacuum pumps, exhausters and blowers operating manual
28
17
Intake gas temperature too high.
Check that the suction conditions are
within the established parameters (see
3,1,2). Correct, if necessary.
Qualified technician
18
Too high machine-room temperature.
Machine-room has to be appropriately
ventilated to dissipate the produced
heat. If ventilation is deficient, correct it.
Operator
19
Cooling air filter clogged.
Replace filter cartridge.
Operator
20
Frictions inside the blower/booster.
Stop the machine and rotate slowly
by hand. If there is friction or contact
between the parties, call assistance.
Assistance
21
Rotors out of phase after seizure.
Stop the machine and rotate slowly
by hand. If there is friction or contact
between the parties, call assistance.
Assistance
22
The contact of rotors is caused by fouling.
Stop the machine and rotate slowly
by hand. If there is friction or contact
between the parties, call assistance.
Assistance
23
The contact of rotors is caused by oxidation.
Stop the machine and rotate slowly
by hand. If there is friction or contact
between the parties, call assistance.
Assistance
24
Bearings or gears deterioration is caused by lack
of lubricant.
Stop the machine and rotate slowly
by hand. If there is friction or contact
between the parties, call assistance.
Assistance
25
Blower/booster damage is caused by seizure.
Stop the machine and rotate slowly
by hand. If there is friction or contact
between the parties, call assistance.
Assistance
26
No airtight plugs or seals.
Pick out the damaged external
tightness elements and replace them.
Qualified technician
27
Damaged internal tightness organs.
Stop the machine and call assistance.
Qualified technician
28
Clogged vent plugs.
Clean or replace vent plugs.
Qualified technician
29
Degraded silencers.
Replace the degraded silencer
components.
Qualified technician