Atlas Copco PHE 16 RL-N Guida all'installazione
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PAGE
Repair Instructions No.166.11/95
PHE 16 RL-N / PHE 20 N
Special Tools
Required
■
Assembly cone
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
drill spindle
1Remove the spring ring (4) with aid of
special pliers and pull off the sleeve (5).
2Remove the nosepiece.
3Removethespring(6),thejumperring(7),
and the spacer (8).
4Remove the balls from the drill spindle (1).
☞Drill a hole into the sealing ring (3) with
a drill bit 3 - 3.5 mm and lever the ring
off with aid of a screwdriver.
5Remove the sleeve (2) with aid of special
pliers (see illustration).
Dismantling the
gear box 1Remove the spring (3), the discs (4), the
teflon-coated disc (5), as well as all the
other discs.
2Move the hammer switch lever (1) to the
neutral position (30
°before drill position).
3Unscrew (6) and remove the gear box (7).
4Remove all disc springs (2).
Removing the
pillow block 1Lift the pillow block (1) and the spring (6)
with aid of a screwdriver.
2Remove the drill spindle.
3Remove the cylinder. Remove the
percussion body (5) from the cylinder.
4Remove the spring ring (2), the bearing
discs, the axial needle bearing (4), the
spacer (3), and the disc.
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Repair Instructions No.166.11/95
PHE 16 RL-N / PHE 20 N
Dismantling the
wobble gear
drive
1
Pull up the reduction gear shaft (4)
together with the thrust bearing, turn them
90
°
, and pull the wobble gear drive (2)
from the cylinder. Remove the coupling
sleeve (5) and the driver (3).
2Removethereduction gearwheel(1) from
the reduction gear shaft with aid of a
press.
Dismantling the
bearing end plate 1Remove the bearing end plate (4). If nec-
essary, remove the gasket (3).
2Remove the carbon brushes (1) and the
brush holder insulations (2).
Dismantling the
handle shells 1Remove the screws from the housing (2).
2Remove and disassemble the armature (4).
3Branch off and remove the field (3).
4Loosen the power supply lead (1) and the
other electronic parts and remove them
from the housing.
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Maintenance
General
It is recommended to regularly submit the tool to maintenance, or as soon as the hammer mechanism
gets weak, or when the carbon brushes switch off. When carrying out maintenance all parts of the
maintenance set must be exchanged. Use the respective maintenance set provided for each machine.
Cleaning
Clean all parts – with the exception of the electrical parts – with cold cleaning agent.
Caution!
No
cleaning agent should penetrate into the bearing. Clean the electrical parts with a dry brush.
Check for wear
Check the disassembled parts for wear (visual inspection) and replace worn parts.
Electrical tests
Before reassembling, perform an electrical test on all relevant parts (see chapter Electrical and
Mechanical Test Instructions).
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Repair Instructions No.166.11/95
PHE 16 RL-N / PHE 20 N
Lubrication
Each time maintenance is performed, the machine is to be lubricates as stated in the lubrication plan.
After the machine is fully disassembled, completely remove the old grease and replace with new grea-
se. The grease must be applied to the machine as indicated in the lubrication plan.
Legend
A
Cover with grease (6 g Tivela)
B
Cover with grease (15 g Darina)
C
Cover with grease (Darina)
C
A
A
BB
A
C
C
A
Assembly
Assembling the
housing
1
Mount the power supply lead (1), the
field (3), and all other electronic parts and
connect them according to the wiring
diagram.
2Insert the armature (4).
3Mount the silicon parts in the housing (2).
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Repair Instructions No.166.11/95
PHE 16 RL-N / PHE 20 N
Mounting the
bearing end plate
1
Mountthebrush holderinsulations(2) and
the carbon brushes (1).
2Put together the two housing shells and
fasten them with screws.
3Insert the machine into an assembly
support.
4Fit the bearing end plate (4) to the motor
housing.
5Fit a new gasket (3).
6Insert the percussion body cylinder such
that the dented side faces up.
Assembling the
wobble gear
drive
1Fit the coupling sleeve (5) to the reduction
gear shaft (4).
☞Press on the reduction gear wheel (1)
with the smooth side facing the
wobble gear drive (2). The end play
must be 0.05 + 0.03 mm.
2Mount the complete reduction gear.
Mounting the
pillow block 1Mount the spring disc (2), the bearing
washers (3), the axial needle bearing (6),
the spacer (5), and the disc (4).
2Insert the percussion body (7) into the
cylinder.
3Hang up the spring (8) as shown in
illustrationand insertitinto thedrill spindle
reception with aid of a screwdriver.
4Hold the pillow block (1) back with a
screwdriver and fit the drill spindle.
5The reduction gear wheel must grasp the
groove in the drill spindle.
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Repair Instructions No.166.11/95
PHE 16 RL-N / PHE 20 N
Mounting the
gear box
1
Mount the six disc springs (2) opposite
each other (see illustration).
2Fasten the gear boy (7) with screws (6).
3Move the hammer switch lever (1) to the
neutral position (30°before drill position).
4Fit the mounting cone (8) (see illustration).
5Insert the spring (3), the discs (4), the
teflon-coated disc (5), as well as the other
discs.
Assembling the
drill spindle 1Mount the sleeve (2).
2Fit the sealing ring (3) with aid of a
mounting cone. The locating distance
must be 3.5 ±0.2 mm.
3Insert two balls into the drill spindle (1).
4Fit the jumper ring (7) and the spacer (8),
and mount the spring (6).
5Mount the nosepiece.
6Fit the sleeve (5). Mount the spring ring (4).
Test Run
Electrical Test
Check the direction of rotation!
Let the machine run-in.
Perform an electrical test on the machine (see chapter Electrical and Mechanical Test Instructions).
3823
Ø22
Ø20+0,2
Ø26-0,1 55
Ø33,5
Ø26+0,2
70
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7
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