Atlas Copco PHE 16 RL-N Guida all'installazione

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.

345

PAGE

Repair Instructions No.166.11/95

PHE 16 RL-N / PHE 20 N

Dismantling the

wobble gear

drive

Pull up the reduction gear shaft (4)

together with the thrust bearing, turn them

, 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.

1 2

5 4

3 4

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!

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).

PAGE

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

Cover with grease (6 g Tivela)

Cover with grease (15 g Darina)

Cover with grease (Darina)

Assembly

Assembling the

housing

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).

3 4

PAGE

Repair Instructions No.166.11/95

PHE 16 RL-N / PHE 20 N

Mounting the

bearing end plate

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.

1 2

5 4

57 3

PAGE

Repair Instructions No.166.11/95

PHE 16 RL-N / PHE 20 N

Mounting the

gear box

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

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