LEYBOLD Trivac L User Manual

▪ Remove the motor from the coupling housing.
▪ Remove the coupling element.
▪ Remove the coupling with Allen key 3 mm.
▪ Use an internal snap ring plier to remove the snap ring.
▪ Remove the coupling with fan, use a puller if necessary.
▪ Disassemble the cooling fan from coupling using Allen key 4 mm if
necessary.
▪ Disassemble the motor ange with Allen key 6 mm.
▪ Re-assemble the new motor in the reverse sequence.
8.3.8 Clean the motor cooling fan
WARNING: MAINTENANCE SAFETY
Risk of injury or damage to the equipment. Do not disassemble the motor cooling fan
cover while the pump is in operation, shut down the pump rst.
Tools required:
▪ Cross screwdriver
▪ Brush
▪ Industrial vacuum cleaner
To clean the motor cooling fan:
1. Shut down the pump.
2. Unscrew the motor fan cover.
3. Clean the motor cooling fan as r
equired.
4. Reassemble the motor fan cover in the reverse sequence.
8.4 Service
8.4.1 Return the equipment or components for service
Before you send your equipment to us for service or for any other reason,
you must send us a completed Declaration of Contamination of Vacuum
Equipment and Components – Form HS2. The HS2 form tells us if any
substances found in the equipment are hazardous, which is important for
the safety of our employees and all other people involved in the service of
your equipment. The hazard information also lets us select the correct
procedures to service your equipment.
We provide instructions for completing the form in the Declaration of
Contamination of Vacuum equipment and Components – Procedure HS1.
If you are returning a vacuum pump, note the following:
▪ If a pump is congured to suit the application, make a record of the
conguration
before returning the pump. All replacement pumps will be
supplied with default factory settings.
▪ Do not return a pump with accessories tted. Remove all accessories
and retain them for future use.
▪ The instruction in the returns procedure to drain all uids does not
apply to the lubricant in pump oil reservoirs.
49
300956027_002_A0 - 03/2022 - © Leybold
Maintenance

LEYBOLD Trivac L Specifications

General

Brand	LEYBOLD
Model	Trivac L
Category	Water Pump
Language	English