Makita UH4261 Manual

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Инструкция
Makita UH5261
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8 800 775 98 98

P 1/ 7
Model No.
Description
CONCEPT AND MAIN APPLICATIONS
Specification
UH4261/ UH4861/ UH5261
UH4261/ UH4861/ UH5261 are new series Hedge trimmers
for entry users, featuring compact and lightweight design
for more improved handling.
Their specifications are the same as UH4260 series models,
except a minor structural change of Front switch.
Hedge Trimmers 420mm/ 480mm/ 520mm
Standard equipment
Optional accessories
Blade cover ..................................... 1
Hook complete ................................ 1
Cord holder complete ..................... 1
Shear blade assembly set
Hook complete
Cord holder complete
Arm band complete set
Chip receiver assembly set
Blade length: mm (")
Protection from electric shock
Weight according to
EPTA-Procedure 01/2003*3: kg (lbs)
No load speed: min-1=spm*1
Model No.
Specifications UH5261UH4861UH4261
420
(16-1/2)
520
(20-1/2)
480
(18-7/8)
Double insulation
Blade pitch: mm (") 18 (11/16)
Brake system Electric
1,600
3.0
(6.7)
3.0
(6.5)
2.9
(6.4)
Power supply cord: m (ft)
*1: spm= strokes per minute
*2: may vary by country
*3: with Hook complete
0.3 (0.98)*2
Note: The standard equipment for the tool shown above may vary by country.
LH
W
PRODUCT
Height (H)
Length (L)
Dimensions: mm (")
Width (W)
921 (36-1/4)871 (34-1/4)821 (32-1/4)
194 (7-5/8)
194 (7-5/8)
UH5261
UH4861
UH4261
Model No.
Continuous Rating (W)
Voltage (V) Cycle (Hz) Input Output Max. Output (W)
110
120
220
230
240
3.8
3.5
1.9
1.9
1.8
50/60
50/60
50/60
50/60
50/60
400
400
400
400
170
170
170
170
170
300
300
300
300
300
Current (A)
---
TECHNICAL INFORMATION

[2] LUBRICATION
[1] NECESSARY REPAIRING TOOLS
DISASSEMBLING
Fig. 1
Fig. 4 Fig. 5 Fig. 6
Fig. 2 Fig. 3
Fig. 7 Fig. 8
Code No. Description
1R035 Bearing setting plate 15.2 Removing Helical gear 67
1R269 Bearing extractor Removing Bearing box complete
Use for
Protector
Pin 4 Helical gear 67
Pliers
Front grip
Front
grip
Housing R
Plane bearing 8
Flat washer 8
Spindle Spindle
Screws (2pcs.)
Shift Front grip ends out.
Housing L
Shear blade complete
Helical gear 67
CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.
Repair
Apply Makita grease N. No.2 to the following portion to protect parts and product from unusual abrasion.
(1) Gear room (5g: Refer to Fig. 6.)
(2) Crank portion of Shear blade complete (2g: Refer to Fig. 8)
(3) Contact portion of Spindle bottom end and Plan bearing 8 (a little: Refer to Fig.8)
(1) Turn the machine upside down and keep it in a horizontal position using Front handle. (Fig. 1)
(2) Remove two Screws and Protector. (Fig. 1)
(3) Remove two Screws on Front grip (Fig. 2) and then push both ends of Front grip with Switch lever B. (Fig. 3)
Front grip with Switch lever B can be separated from Housing set.
(4) Remove fourteen Screws and Housing R (Fig. 4)
(5) Remove Pin 4 (2pcs) from Shear blade complete. (Fig. 5)
(6) Turn Helical gear 67 to the direction of Blade top, and Helical gear 67 itself and Blade crank portion will rise up
from the original position.(Fig. 6)
Note:
Use Blade cover and gloves when you hold Shear blade complete so as not to pinch your finger.
(7) Remove Plane bearing 8 and Flat washer 8 from Spindle. (Fig. 7)
Shear blade complete and Nylon sleeve 5 (2pcs) can be removed from Spindle and Helical gear 67. (Fig. 8)
Switch
lever B
Both ends
of Front
grip
portion
Screws
(2pcs.)
Shear
blade
complete
Shear blade
complete
Nylon sleeve 5 (2pcs.)
Tapping screw 4x18
[3] DISASSEMBLY/ASSEMBLY
[3] -1. Shear blade complete and Front grip
P 2/ 7

[3] DISASSEMBLY/ASSEMBLY
[3] -1. Shear blade complete and Front grip (cont.)
[3] DISASSEMBLY/ASSEMBLY
[3] -2. Helical gear 67
Fig. 9
Fig. 11
Fig. 13 Fig. 14
Fig. 12
Fig. 10
DISASSEMBLING
ASSEMBLING
ASSEMBLING
Take the disassembling step in reverse.
Note: • Be sure to set Flat washer 8 and Nylon sleeve 5 in place. (Figs. 7 and 8)
• Align the protrusions of Switch lever B to the slots of Housing set and shift them up (Fig. 9).
Fix them into the depressions by enlarging Front grip.(Fig. 10)
(1) Remove Shear blade complete, Nylon sleeve 5 (2pcs), Flat washer 8 and Plane bearing 8. (Refer to pervious page.)
(2) Remove Helical Gear 67 and Spindle as an assembled part, and then remove Flat washer 8 between Helical gear 67
and Bearing box complete. (Fig. 11)
The assembled part can be disassembled by using 1R035 and Arbor press. (Fig.12)
Take the disassembling step in reverse.
Note: Be sure to pass Flat washer 8 through Spindle between Gear and Bearing box complete. (Fig. 11)
Spindle and Helical gear 67 are directional in assembling. (Figs. 13 and 14)
Depression of Housing R
Protrusion on the end of
Switch lever B
Enlarge both ends of Front grip
portion carefully.
Shift up their ends to the depressions.
an assembled part
of Helical gear 67 and Spindle
The assembled part
of Helical gear 67
and Spindle
Flat washer 8
Step of Gear
Spindle
Spindle
1R035
1R035
Helical gear 67
Arbor press
Bearing box complete
Spindle
Flat surface
of Helical gear 67
Slot
Repair
P 3/ 7

[3] DISASSEMBLY/ASSEMBLY
[3] -3. Armature and Switch
Fig. 15
Fig. 17
Fig. 16
Fig. 18
DISASSEMBLING
ASSEMBLING
(1) Remove Shear blade complete and Helical gear 67. (Refer to pervious pages.)
(2) Switches, Switch lever A / C and Switch arm can be removed. (Fig. 15)
(3) Remove Brush holders, and then separate Armature with Bearing box
complete from Housing L. (Fig. 16)
Note: Carbon brushes can be removed without removing Brush holders.
(4) Remove Bearing box complete from Armature using 1R269. (Fig. 17)
(5) Remove Ball bearings 627ZZ and 6000ZZ from Armature shaft using
1R269. (Fig.17)
Take the disassembling step in reverse.
Note: Align the groove of Switch arm with the vertical line of Housing L
against the bottom line. (Fig. 18)
Bearing box complete
Bearing box
complete
Ball bearing
6000ZZ (under
Armature fan)
Armature
Ball bearing
627ZZ
1R269
Carbon brushes
Brush holders
vertical line of Housing L
the bottom line
of Housing L
Switch lever A
Switch
Switch
Switch lever C Switch arm
Housing L
The groove of Switch arm
must be at vertical position.
Repair
P 4/ 7

[3] DISASSEMBLY/ASSEMBLY
[3] -5. Switch lever B
DISASSEMBLING
Fig. 19
Fig. 20
ASSEMBLING
Disassemble Switch lever B from Front grip by removing Tabs of Switch lever B one by one with Slotted screwdriver.
(Fig.19)
Take the reverse steps of disassembling (Figs. 19 and 20)
1. Tab of
Switch
lever B
Slotted screwdriver
2. Tab of Switch
lever B
3. Tab of
Switch lever B
Compression spring 5
Repair
P 5/ 7

Circuit diagram
Fig. D-1A
220 - 240V
For the Market where the Radio interference suppression is required.
Choke coil
Choke coil
Noise
suppressor
Switch A
Switch A: Switch operated with Switch lever A in Main grip
Switch B: Switch operated with Switch lever B in Front grip
Switch B
Field
Power supply
cord
Color index of lead wires' sheath
Black
White
Red
Orange
Yellow
Purple
Color index of lead wires' sheath
Black
White
Red
Orange
Yellow
Purple
NC
NO
COM
Terminal block
110 - 127V
For the Market where the Radio interference suppression is required.
Choke coil
Noise
suppressor
Switch A
Terminal block
Switch A: Switch operated with Switch lever A in Main grip
Switch B: Switch operated with Switch lever B in Front grip
Switch B
Field
Power supply
cord
NC
NO
COM
Fig. D-1B
P 6/ 7

Circuit diagram
Color index of lead wires' sheath
Black
For the Market where the Radio interference suppression is not required.
White
Red
Orange
Yellow
Terminal block
Switch A
Switch A: Switch operated with Switch lever A in Main grip
Switch B: Switch operated with Switch lever B in Front grip
Switch B
Field
Power supply
cord
NC
NO
COM
Fig. D-1C
Housing L
Brush holder
Fix the Lead wires in
these Lead wire holders.
Receptacle
Terminal block
Housing L
Noise suppressor
Locate Noise suppressor and Choke
coils in the positions drawn below
when they are used.
Switch A Choke coil
Choke coil
Switch B
Wiring diagram
Fig. D-2
Connect Receptacles in this direction.
P 7/ 7

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Makita UH5261
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