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15)Applying positions for grease 
   To prevent abrasion and overheating at earlier stage, please apply the 
    MAKITA grease R No.00 at the positions shown below. 

a.  O ring of striker 
b.  Inner portion of ring 45 
c.  Inner portion of slide sleeve 
d.  Outer portion and gear of spiral bevel gear 

Gear 

Inner portion of 
slide sleeve

Inner portion of 
ring 45

Striker

O ring

Outer portion

Spiral bevel 
gear 41

e.  O ring of piston and rod hole 

Rod hole  

O ring

f.  Outer circumference of the impact bolt 

Outer circumference 
of the impact bolt 

g. Between the spiral bevel gear 12 and the torque limiter complete 

Between straight 
bevel gear 12 and 
torque limiter complete 

h.  Lip at Oil seal 14 and oil seal 48 

Lip

i.  Needle bearing(Gear housing, Helical gear 20 complete) 

Helical gear 20 complete  

j.  Each gear teeth 

Needle bearing

Gear housing

Needle bearing 

Summary of Contents for HR4000C

Page 1: ...0 330 330 330 330 850 850 850 850 850 230 450rpm 1250 2500bpm SDS max shank bit Diameter of shank 180 mm 11 16 T C T bit 40mm 1 9 16 105 mm 4 1 8 Depth Gauge 1pc Grease Vessel Bit Grease 1pc Plastic C...

Page 2: ...1 3 P2 Controller Black Black Red White White Orange color Orange color Brush holder Connector at closed end Violet Field Connector at closed end Brush holder 5 2 4 Torque of fastening screw crank cap...

Page 3: ...sing cover Figure 4 Figure 5 Controller Black Handle Connector White Hexagon holed bolt 6 piece Hexagon holed bolt Crank housing Motor housing Controller Gear housing Fan Lead wire Fix rod Screw Pick...

Page 4: ...the tool holder and crank housing a Insert the minus driver into the dent portion on the external place of the seal case and slightly strike it to remove the seal case See the figure 10 b Disconnect...

Page 5: ...washer 42 Crank shaft Figure 14 9 Assembling the fluorocarbon ring 25 on the impact bolt a If the fluorocarbon resin ring is assembled on the impact bolt the fluorocarbon resin ring will be extended a...

Page 6: ...portions on the cam may be fit with 6 grooves on the crank housing See the figure 18 Fit the cam on the lock sleeve B to the cam on the tool holder See the figure 19 Fit the plain portion of the lock...

Page 7: ...keys into the key groove of the straight bevel gear 12 and then insert the flat washer 12 Outer dia 28 mm into the groove of the change key See the figure 20 Figure 22 Change link Slide plate Compress...

Page 8: ...e sleeve Inner portion of ring 45 Striker O ring Outer portion Spiral bevel gear 41 e O ring of piston and rod hole Rod hole O ring f Outer circumference of the impact bolt Outer circumference of the...

Page 9: ...ircuit diagram Switch Cab tire cord P1 3 P2 Controller Black Black Red White White Orange color Orange color Brush holder Connector at closed end Violet Field Connector at closed end Brush holder 5 2...

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