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R

epair P 3 / 16 

Hex socket head bolt M5x18

Base

Torsion spring 6

Tool opener

Pan head screw M4

< 2 > Disassembling tool opener
         1. Separate base from the jig saw unit by unscrewing hex socket head bolt M5x18. See Fig. 1.
         2. Unscrew pan head screw M4. Then tool opener and torsion spring 6 can be disassembled.  See Fig. 1A.

< 3 > Assembling tool opener
         1. Put torsion spring 6 into tool opener . And fasten tool opener with pan head screw M4.  See Fig. 1A above.
         2. Bring the tail of torsion spring 6 which is extruding from tool opener, to the original position by turning it 
             clockwise.  See Fig. 2.

< 4 > Disassembling handle  section (Model 4340T / 4340CT / 4340FCT)
         1. Separate handle R from handle L by unscrewing the following screws.  See Fig. 3.

Fig. 1

Fig. 1A

The tail of 
torsion spring 6

The tail of torsion spring 6 pushed
into the original position.

Blade holder

Tool opener

1 pc. of tapping screw 4x40, 
1 pc. of tapping screw M4x50
5 pus. of tapping screws 4x8.  

1 pc. of tapping screw 4x40, 

1 pc. of tapping screw M4x50

5 pus. of tapping screws 4x8.  

Handle R

Handle L

Fig. 2

Fig. 3

Gear housing cover

Gear 
housing

Bottom view

(View from blade holder side)

< Note in disassembling >
Handles R and L have spikes respectively for fixing on motor housing.
Be careful, not to break them, when disassembling.

Summary of Contents for 4340CT

Page 1: ...attaching jig saw blade No B 16L optoinal accessory 800 2 800 26 1 10 3 8 20 25 32 135 5 5 16 Strokes per min spm min 1 Length of Stroke mm Blade shank Max cutting capacities mm Wood Mild Steel Alumin...

Page 2: ...lade holder Gear housing Needle bearing 407 Gear housing cover Gear housing A B C Parts name Lubricant to be applied The portion to be lubricated MAKITA grease FA No 2 The positions painted with gray...

Page 3: ...nal position by turning it clockwise See Fig 2 4 Disassembling handle section Model 4340T 4340CT 4340FCT 1 Separate handle R from handle L by unscrewing the following screws See Fig 3 Fig 1 Fig 1A The...

Page 4: ...g cover unscrew 4 pcs of tapping screws CT 4 x 16 Then gear housing cover can be separated from gear housing See Fig 5 5 Disassembling gear housing cover section 4340T 4340CT 4340FCT 4 pcs of Tapping...

Page 5: ...d to gear housing side Gear housing cover Leaf spring 2 Put leaf spring in gear housing cover paying attention to its assembling direction as illustrated in Fig 8 And insert rod into gear housing cove...

Page 6: ...0A Rod Rod Pin 4 Insert it from left side Slider Slider Slider stood for setting a pair of linear guide Fig 9 Fig 9A Rod inserted into gear housing cover Linear guides Slider Lift up leaf spring Lay l...

Page 7: ...section at page 5 1 Apply MAKITA grease FA No 2 to push pin and set it in the hole of rod And assemble torsion spring 15 to rod by inserting its tail shown in Fig 13 into the hole of rod 2 Set blade h...

Page 8: ...f Tapping screws CT 4 x 16 Safety wire Gear housing cover Fig 4 2 Locking crank complete with something bar formed metal unscrew 2 pcs of hex socket head bolts M4 x 12 as illustrated in Fig 19 Note in...

Page 9: ...ining ring S 8 to the shaft of gear housing See Fig 26 2 After assembling seal plate to push plate assemble them to the shaft in gear housing See Fig 22 3 Lubricate the parts with referring to 1 Lubri...

Page 10: ...separate gear housing from motor housing Separate armature from gear housing as illustrated in Fig 28 4 Disassemble self lock with small flat head screwdriver Then magnet sleeve wave washer 6 and rubb...

Page 11: ...the shaft portion of lever 17 with small flat head screwdriver See Fig 35 3 Aligning lever 17 with indication III pull out it from gear housing Then cap 5 and compression spring 3 are disassembled See...

Page 12: ...lated terminal Connecting lead wire white Connect field lead wire white through insulated terminal as follows when repairing The orange lead wire is not used in the product for low voltage area Instea...

Page 13: ...supply cord Terminal block Field Noise suppressor Switch 2 3 Color index of lead wires Black White See through Instead of terminal block insulated terminal is used in the products for some countries...

Page 14: ...ortion of motor housing to handle with lead holder And do not slack the lead wires in motor housing Field lead wire White Field lead wire Black Field lead wire Black Controller s lead wire Orange whic...

Page 15: ...ch Terminal block Noise suppressor Controller Brush holders Pin Lead holder LED Job light Pick up coil Pass lead wires between wall and rib Wall Rib Put slack portion of lead wires between pins Roll t...

Page 16: ...iagram in handle section 4340T without controller without LED jog light Wall Rib Field lead wire white Field lead wire black Field lead wire black Grounding lead wire See through Pass lead wires betwe...

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