Atlas Copco 2000-2/MF, 2000-2/MF2, 2000-2/N, 2000-2/SMF2 Repair Instructions

PAGE
Repair Instructions No.176.11/95
PN 2000-2/ MF/ MF2/ N/ SMF2/ spec.N
Special Tools Required
Mandril (diameter 9.5 mm), approx. 100 mm long.
Assembly support in which the tool can be fixed vertically.
Important!
Before beginning the maintenance work, perform an initial check with a high voltage test according to VDE (see chapter Electrical and Mechanical Test Instructions).
Before all repair work, pull the power plug from the socket!
Disassembly
Dismantling the chuck
1
Lever off the spring washer (4) with aid of a screwdriver.
134
1
89
1
5
3
67
4
2
2 Remove the pin (3) and the roller (1). 3 Pull off the multi-function chuck (2). 4 Only applicable for PN 2000 spec. N:
Remove the hammer chuck.
2
1
Dismantling the gear box
1 Insert the machine into the assembly
support and remove the four screws (6).
2 Lever off the switch levers (2) and (4) with
aid of a screwdriver.
3 Remove the gear box (5). 4 Remove the pin (8), the gear switch
lever (7), and the O-ring (3) together with the discs.
5 Remove the gear wheel (1). 6 Remove the spindle sleeve (9).
2
PAGE
Repair Instructions No.176.11/95
PN 2000-2/ MF/ MF2/ N/ SMF2/ spec.N
Dismantling the reduction gear
1
Remove the axial needle bearing (4).
3 4
567
8
2
3
6
1
2 5
4
4
2 Take out the complete reduction gear,
then remove the reduction gear shaft (8).
3 Remove the needle bearing (2) and the
sealing ring (1).
4 Remove the sleeve (7), the pin (6), and
the bearing (3).
5 Remove the gasket (5).
2
1
Dismantling the cylinder
1 Remove he cylinder (3) together with the
percussion body (4). Pull the percussion body (4) from the cylinder (3).
2 Press the snap die (2) from the drill
spindle (5) with aid of a mandril. The spring ring, the washer, and the rubber ring are being destroyed.
3 Remove the sealing ring (6). 4 Remove the needle bearing (1).
3
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