Mirka Compact Electrical Random Orbital Sander Operator Maintenance And Service Instruction

Brand: Mirka

Model: Compact Electrical Random Orbital Sander

Type: Operator Maintenance And Service Instruction

Mirka Compact Electrical Random Orbital Sander is a sander that can be used for a variety of sanding tasks. The sander is compact and lightweight, making it easy to handle and use. It has a powerful motor that delivers plenty of power for sanding even the toughest surfaces. The sander also has a variable speed control, so you can adjust the speed to match the material you are sanding. The sander comes with a variety of sanding pads, so you can choose the right pad for the job. The sander also has a dust collection system that helps to keep your work area clean.

Here are some of the features of the Mirka Compact Electrical Random Orbital Sander:

Compact Electrical

Random Orbital Sander

150 mm (6 in.)& 125 mm (5 in.)

English

Operator maintenance and service instructions

Parts page

Parts list

Item Description Qty.

- Power supply 1

- 22 Power supply cable with plug 1

- Mains cable CE Optional

- Mains cable UK Optional

Motor assembly 150mm/5mm 1 1

Motor assembly 125mm/5mm 1

Fan 150mm/5mm 1 2

Fan 125mm/5mm 1

3 Double row bearing 1

4 Spacer 1

5 Washer 1

6 Retaining ring 1

7 Spindle 1

8 24mm Pad Wrench 1

9 Pad. See literature for different models 1

10 Lever 1

11 Pin 1

12 Grip 1

13 Start button 1

14 Start button spring 1

15 Cover plate 1

16 PCB screw 4

17 Speed controller 1

18 Housing 1

Shroud 150mm 1 19

Shroud 125mm 1

20 Membrane keyboard 1

21 Cable support 1

22 DC cable 4m 1

23 Housing screw 6

24 DC connector 1

25 28mm swivel exhaust assembly 1

26 Washer 1

27 Exhaust pipe screw 1

Sander Spare Parts Kits and Accessories

A Spindle Bearing Kit B 28 mm CV Swivel Fitting Kit Spindle

Code: 8993019711 Code: Code: MIN6519011 Code: 8993011611

Shroud 150mm Shroud 125mm DC Power

Code: MIN6511911 Code: MIN6515911 Code: MIN6522511

24 mm Pad Wrench

Code: 8993008011

Accessories

DC Extension cord 10m Brackets kit for Mirka 412/415 or 912/915 Net sanding PAD 150mm

Code: MIN6512211 Code: MIN6519111 Code: 8295692111

Net sanding PAD 125mm

Code: 8295592111

Figure 1. Sander

Figure 2. Power supply unit

Index

Instructions Page

Changing pad. A1 - A3 7

Changing spindle bearing B1 - B11 8 - 10

Changing shroud / swivel exhaust assembly C1 - C6 12 - 13

Changing the fuse on the power supply and

Troubleshooting guide. 14

A. Changing pad

A1.Hold the sander and the pad with one hand and use the pad wrench to unscrew the pad.

A2. Mount the new pad by hand and ensure that the threads are in the right position.

A3.Finaly tighten the pad with the pad wrench.

A. Changing spindle bearing

B1.Unsrecw the pad and use a small screwdriver to remove the retaining ring that locks the

bearing in the balancer.

B2.Lift the spindle bearing out of the balancer.

B3.Notice the thin spacer in the bottom off the balancer

B4.Place the spindle and bearing in a bearing separator tool

B5.Press or gently nock the spindle out off the bearing

Reassembling the spindle and bearing

B6.Using a wrench, press the bearing on the spindle.

NB: Dust seal on bearing, and the curved side of the washer towards the spindle.

B7.Center the curved washer before the bearing reaches the end position on the spindle.

B8.Place the new spacer in the balancer .NB: use only one spacer.

B9.Place the assembled spindle bearing in the balancer

B10.Lock the bearing in place with the retaining ring.

B11. Mount the pad and tighten it with the pad wrench.

C .Changing shroud / swivel exhaust assembly.

C1.Hold the sander and the pad with one hand, use the pad wrench to unscrew the pad.

C2.Unscrew the hex screw on the swivel exhaust assembly.

C3.Remove the swivel exhaust assembly, grip the shroud and pull it of the housing.

Reassembling shroud / swivel exhaust assembly.

C4 .Place the shroud on the housing, ensure that the notch on the shroud fits in the notch in the

housing point A. Start to press down the shroud at points B and C and continue to press moving

towards the front of the shroud until the shroud is in place.

C5. Place the swivel exhaust assembly in position and tighten the hex screw to torque 4,0Nm.

C6. Mount the pad and tighten it with the pad wrench.

Changing the fuse on the power supply.

To access the fuse, unplug the mains cable. Pull out the fuse holder.

Fuse holder and the fuse. Remove the blown fuse.

Place a new fuse in the holder and reinstall the holder in the mains socket on the power supply.

Always use a fuse with the correct ratings 250V / 6,3A.

Troubleshooting Guide

Symptom Possible Cause Solution

Power cord not properly

attached to power supply unit

or to the mains socket.

Connect it properly. No light from power supply

LED when switched on.

Broken fuse. Please replace the fuse.

The LED on both power

supply and sander is changing

to red when sanding.

Too heavy long term load. Use lighter load.

Switch off the power. Wait 5

seconds. Switch on again.

The sander LED is red and the

sander is slowing down to

4000 RPM when sanding.

Temperature too high in the

sander. Too heavy long term

load.

Have lighter load to the sander

for some time and the sander

will speed up again.

The sander LED is red and

RPM is slightly reduced.

Too heavy short term load Use lighter load and the LED

will automatically change to

green

Mirka Compact Electrical Random Orbital Sander Operator Maintenance And Service Instruction

Brand: Mirka

Model: Compact Electrical Random Orbital Sander

Type: Operator Maintenance And Service Instruction

Here are some of the features of the Mirka Compact Electrical Random Orbital Sander:

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Mirka Compact Electrical Random Orbital Sander Operator Maintenance And Service Instruction

Mirka Compact Electrical Random Orbital Sander Operator Maintenance And Service Instruction

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