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5. - SERVICING

5.1 - First operation

Check that electrical machinery is properly
grounded before carrying out the first
operation to protect the staff from electric
shock.

Run the machine and check the following points :
- abnormal noise,
- vibrations,
- action of switch contacts,
- all fixings and electrical connections are fully tightened,
- the state of the bearings,
- abnormal running,
- that the blower motor (when installed)  is rotating in the
correct direction.
- Check also the currrent and the voltage on the machine
 when it is running with rated load.

Important:

  never run the machine without the blower

switched on.

5.2 - Maintenance

During service visits, for an optimized life expectancy of
the machine, proceed with the following operations.

5

X2- X3 - AC Gearless
Servicing

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
4.4.2).
- Check the plunger stroke is properly adjusted. If it is
not, the plunger stroke must be readjusted (see section
4.4.3).

5.2.3 - Every five years
- Secondary sheave bearing maintenance
Unscrew the two plugs. Replace them by a grease nip-
ple. Grease with 70 to 75 g of the original grease (speci-
fied on Name plate).

Periodicity

Parts

1 month

6 months

1 year

5 years

Inspection and adjustments

Bolts and nuts tightening

Noise & vibration inspection

Brake spring and stroke inspections

Greasing

secondary sheave

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 n

°

). Details

of the type and serial n

°

 appear on the motor identifica-

tion plate.

X2 - X3 - AC Gearless
Ordering spare parts

Summary of Contents for X2

Page 1: ...X2 X3 AC Gearless Réf 3377 GB 4 33 a 09 00 Installation and maintenance This manual must be sent to the end user ...

Page 2: ...otor is correctly insulated minimum of 100 MΩ powered at 500 V D C after disconnection of all the electronic circuits WARNING Do not apply the megohmmeter to the thermal detector terminals as this may damage them If the correct insulation value is not reached the motor should be dried out as follows 4 1 1 By heating externally Place the motor in an oven at 70 C ensuring all openings are free of ob...

Page 3: ...e if it is supplied When the gearless is placed in the basement and strenght of the ropes on the traction sheave is upward it has to be fixed on the bedplate with two additive nuts M 20 placed on position B left and right side of the machine Before installing the ropes check that the traction sheave can rotate freely by releasing the brake and ro tating the sheave by hand When the ropes are instal...

Page 4: ...to l 4 X2 X3 AC Gearless Commissioning 4 3 4 Plunger stroke adjustment Unlock counter nut 56 Tighten brake stroke adjust screw 55 to its shortest po sition Supply brake with holding voltage to place the brake plunger in open position Untighten screw 55 to place it in contact with brake arm 31 maximum possible whith hand brake arms must still remain closed At that position x x0 Continue to untighte...

Page 5: ...ve 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 4 2 Check the plunger stroke is properly adjusted If it is not the plunger stroke must be readjusted see section 4 4 3 5 2 3 Every five years Secondary sheave bearing maintenance Unscrew the two plugs Replace them by a grease ni...

Page 6: ...ation Rep Qty Designation 31 2 Brake arm 51 2 Torque adjustment counter nut 41 2 Torque adjustment screw 55 2 Stroke adjustment screw 42 2 Torque adjustment spring 56 2 Stroke adjustment counter nut 45 2 Torque adjustment nut 98 2 Plunger axle 48 1 Brake manual release lever 272 2 Microswitch ...

Page 7: ...135 31 135 28 61 120 31 48 28 42 Part list Rep Qty Designation 28 1 Sheave and drum 31 2 Brake arm 42 2 Torque adjustment spring 48 1 Brake manual release lever 61 2 Lining 120 2 Brake terminal box 135 1 Motor terminal box ...

Page 8: ...MOTEURS LEROY SOMER 16015 ANGOULÊME CEDEX FRANCE RCS ANGOULÊME N B 671 820 223 S A au capital de 131 910 700 F ...

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