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TROUBLESHOOTING ADVICE IN CASE OF MALFUNCTIONING
Do not dismantle the pump more than necessary during repair, servicing or maintenance operations.
INCIDENT
1 - The motor cuts out.
1.1. Mains power supply voltage or frequency incompatible with motor characteristics.
1.2. Check the circuit breaker setting.
1.3. Check the electrical connections.
1.4. The oil of gear box is too viscous or the room temperature is too low.
1.5. Hard spot felt when pump rotated by hand: check the claws.
2 – The pump flow rate
2.1. Pump inappropriate for the application.
is too low.
2.2. Suction intake screen clogged
2.3. Suction filter (optional) clogged
2.4. Piping too long or diameter too small, causing excessive head loss.
3 – Insufficient vacuum
3.1 Leaks in the vacuum pipes or monitoring and control gear.
created.
3.2 Piping too long or diameter too small, causing excessive head loss.
4 – Vacuum pump
4.1
Room too small, poorly ventilated or room temperature is too high.
overheating.
Insufficient distance between the wall and the pump.
4.2
4.3
Temperature of sucked gas is too high.
Exhaust line cross-sectional area too small.
4.4
Bad circulation of cooling air in the pump.
4.5
4.6
Operation at a wrong pressure level
5 – Abnormal noises
5.1 Deposit on claws.
TRAINING
In order to ensure perfect aptitude in the use of the vacuum pump, the MIL'S company offers its own
training for the use of this equipment. It concerns users and technical personnel working on or near the
vacuum pump.
CLEANING
Do not use corrosive products.
If the vacuum pump has to be cleaned, use a soap solution with a clean cloth.
Then wipe well with a dry cloth.
For disinfection, use swabs soaked in a disinfectant solution.
Frequency: as required.
SPARE PARTS LIST
See ANNEX
SAFETY DATA SHEET
See ANNEX
EC CONFORMITY DECLARATION
See ANNEX
520820-01
SIRELLA SL100.R / SL150.R / SL300.R
PROBABLE CAUSE
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