Milwaukee IPWE 400 RQ User manual

1
PAGE
4939 5449 01
Special Tools
Require
■ Torx TX20 bit 4931 5990 08
■ Screwdriver Torx 20 4931 5990 05
■ Forcing Discs 4931 599 018
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
Removing the
QUIK-LOK cable
1
Pull off the QUIK-LOK cable from the
machine.
2
Loosen the screw (1) and take apart the
plug into two parts (2) and (9).
☞
The screw (1) has a centrical pin (see
enlargement). It can only be removed
witharespectiveTorxscrewdriverwith
a cantrical boring (A)! This Torx screw-
driver is part of the service tool kit.
It can also be ordered with order
number 4931 599 085.
3
Pull down the cable entry sleeve (7)
slightly.
4
Loosenthescrew(3)anddisassemblethe
inner plug into three parts (4), (5), and (6).
5
Remove the contacts (8) with cables.
Removing
the housing
1
Remove the four screws (3) from the front
part of the housing (4) and pull the hous-
ing off towards the front.
☞
In case of stiffness, tap the receiver
with a plastic hammer for support!
2 Loosen the six screws (2) and take apart
the housing (1).
1
2
9
34
5
6
7
8
A
1
2
3
1
4
2

2
PAGE
4939 5449 01
Disassembling
the gear
1
Pull the complete gear assembly from the
housing (A) and remove the following
parts:
– washer (9)
– bearing (8)
– anvil (7)
– shaft assembly (6)
– bearing (5)
– 5 planetary wheels (4)
– gear (3)
– 3 planetary wheels (1).
2
Machines with 3/4"-receiver: remove
additional 3 bearings (2) from the pins of
the gear (3).
Disassembling
the housing
1
Put the housing (3) on the press as
shown in the illustration, and press out
the bearing (2) with aid of a bushing
(Ø = 29.5 mm) (4).
☞
A suitable bushing is, for example, the
driver of 900K/950K (4).
2
Remove two O-rings (1) from the bear-
ing (2).
1
6
7
89
2345
A
3
Ø 29.5mm
1
2
3
4
4

3
PAGE
4939 5449 01
Machineswith
1/2"-receiver
Disassembling
the anvil
To remove the pin (1) and the spring (2) from
the anvil, please proceed as follows:
1
Bend a paper clip or a piece of wire as
shown in illustration, so it will be shaped
like a hook (3.5 mm).
2
Insert the hook into the opening in the an-
vil and turn it 90°, such that the hook
reaches under the spring.
3
Pull the hook upwards until the pin disen-
gages from the spring.
4
Pull out the pin to the side and the spring
upwards.
Machineswith
3/4"-receiver
Disassembling
the anvil
1
Bend open the ring (2) and remove it.
2
Remove the O-ring (1).
Disassembling
the anvil
1
Fix the anvil (3) in a vice and pull out the
needle bearing (1) with aid of an interior
extractor.
2
Remove the ball (2) from the anvil.
90°
12
34
3.5 mm
1
2
5
1
2
5
1
2
2
3
6

4
PAGE
4939 5449 01
Removing
the balls
1
Put the shaft assembly (1) on the press
andpressittogether until both balls (2)fall
out.
Machineswith
1/2"-receiver
Disassembling
the shaft
assembly
1
Remove the following parts from the
shaft (1):
– ram (5)
– bearing (4)
– washer (3)
– spring (2).
Machineswith
3/4"-receiver
Disassembling
the shaft
assembly
1
Remove the following parts from the
shaft (1):
– ram (6)
– bearing (5)
– washer (4)
– spring (3)
– two washers (2).
1
2
7
1
5
2
34
8
12
3
456
8

5
PAGE
4939 5449 01
Disassembling
the gear case
1
Remove the following parts from the gear
case (7):
– gear (6)
– gear (5)
– washer (4)
– O-ring (3).
2
Pull out both carbon brushes (1) upwards.
3
Pull the armature (2) together with the
gear case from the field.
4
Remove the gasket (8) from the gear
case (7).
☞
Dispose of the gasket (8), it can’t be re-
used!
Removing
the armature
1 Insert the armature (1) with the
gear case (2) into the sleeve (3)
(
inner
Ø = 68 mm) and put it on the
press as shown in illustration.
2
Press the armature from the gear case (2)
with the plunger of the press (1).
6
5
4
3
2
7
8
1
9
1
3
2
10