Makita 4112H User Manual Download

Page: 10 / 11

background image

C

ircuit diagram P 10 / 11

1

1

2

2

Insulated
terminal

Insulated
terminal

Color index of lead wires

Black

White

Orange

Purple

Brush holder
(left)

Field

Brush holder
(right)

Insulated
terminal

Insulated
terminal

Brush holder
(left)

Field

Brush holder
(right)

Power supply cord

1. Circuit diagram for model 4112H

2. Circuit diagram for model 4112HS

Soft start
circuit

1

5

2

2

1

2

1

2

Switch

Switch

Noise
suppressor

Noise
suppressor

Insulated receptacle

Line filter

(Left)

(Right)

Brush holder

Brush holder

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Summary of Contents for 4112H

Page 1: ...cutters have been developed as a successor to the existing model 4110C Their features and benefits are Super Joint System SJS for suppression of shock and prevention of damage on gear 305m 12 diamond...

Page 2: ...vel gear 48 contacts Its surface Gear housing 32 Its gear room approx 1g 0 04 oz approx 1g 0 04 oz approx 40g 1 41 oz Fig 1 2 Removing base and wheel cover 1 Remove wing bolt M8x20 spring washer 8 fla...

Page 3: ...wing 4 pcs of hex bolt M5x14 See Fig 2 2 Remove ball bearing 6000LLB See Fig 3 3 After removing retaining ring S 15 remove flat washer 15 See Fig 4 4 Spiral bevel gear 48 with lock sleeve can be separ...

Page 4: ...th retaining ring S 15 See Fig 8 6 Mount the gear section to gear housing and secure it with 4 pcs of pan head screw M5x14 See Fig 10 5 Put ball bearing 6000LLB on the bearing setting plate Mount the...

Page 5: ...ortion C See Fig 13C Fourthly turn the spiral bevel gear 48 and press the portion B See Fig 13D And finally press the lock spring 24 into the spiral bevel gear 48 completely See Fig 13E 2 Turning lock...

Page 6: ...pcs of hex bolt M5x40 Then motor housing can be separated from gear housing See Fig 16 3 After unscrewing hex nut M8x12 remove spiral bevel gear 9 from armature shaft See Fig 17 Fig 15 Fig 16 Fig 17...

Page 7: ...of the hex nut M8x12 has to be 7 4 N m 15 0 N m Gear housing Armature Spiral bevel gear 9 Hex nut M8x12 4 Armature can be removed together with flat washer 15 from gear housing by striking the edge of...

Page 8: ...aring box See Fig 25 2 Aligning the three screw holes of pressure plate with the same of baring box mount pressure plate to the bearing box And then fix the pressure plate to the bearing box with 3 pc...

Page 9: ...North American specification for up to 120V CB 210 has to be used for replacement of carbon brush Using carbon brushes other than CB 210 for 4112H and 4112HS may cause the trouble such as melting down...

Page 10: ...ld Brush holder right Insulated terminal Insulated terminal Brush holder left Field Brush holder right Power supply cord 1 Circuit diagram for model 4112H 2 Circuit diagram for model 4112HS Soft start...

Page 11: ...Connecting lead wire orange of brush holder Hold the following lead wires with lead holder Field lead wire purple Field lead wire orange Connecting lead wire purple of brush holder Connecting lead wi...

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