Leroy-Somer X20 AC GEARLESS, Installation And Maintenance Manual

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5
INSTALLATION AND MAINTENANCE
X20 – 30 – 36 – AC GEARLESS
LEROY-SOMER
3141 en - 02.1999/ a
5.2.1 - Every month
- Check for loose bolts, nuts or electrical connections.
- Check for abnormal noise, vibration or abnormal running.
- Remove grease traces (if any) on the sheave and brake
drum
28 .
5.2.2 - After one month, then every six months
- Check the brake springs are properly adjusted. If they are not,
the springs must be readjusted (see section 4.5.1).
- Put two or three drops of oil (Rotogliss ISO 32 - HAFA) in the
brake spring axis at location
O .
- Check the plunger stroke is properly adjusted. If it is not, the
plunger stroke must be readjusted (see section 4.5.2).
5.2.3 - Every year
- Motor bearing (NDE) maintenance : open drain plug (363).
Grease with original grease at point
G1 (grease nipple).
Screw drain plug (363) at the end of the operation.
5.2.4 - Every five years
- Divertor sheave bearing maintenance : Unscrew the two
plugs
G4 . Replace one of them by a grease nipple. Grease
with 70 to 75 g of the original grease. Put the two plugs G4
back at the end of the operation.
- Traction sheave bearing (DE) maintenance : grease with
original grease at point
G2 and G3 . See table "Grease
quantity per bearing".
6 - ORDERING SPARE PARTS
To ensure efficient after-sales service, each order for spare parts should specify the following elements :
- motor type and serial n°
And for each part:
- part description and (or) identification n°,
- quantity ordered.
For instant identification, please give the reference of the document used for ordering (plan or manual number). Details of the type
and serial number appear on the motor identification plate.
PARTS
PERIODICITY
1 month 6 months 1 year every 5 years
Inspection and adjustments
Bolts and nuts tightening
●
Noise & vibration inspection
●
Brake springs adjustment
●
Plunger stroke
●
Greasing
Points O G1 G2-3-4