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Item

Part Name

 

 

No.

 

 

 

 

 

 

 

 

 

1

Stop Washer

 

 

2

Stopper Spring

 

 

 

 

 

 

3

Knob (A)

 

 

 

 

 

 

4

Needle Roller

D4×

20

5

Stop Lever

 

 

 

 

 

 

6

Nylock High Tension Bolt

M7×

25

 

 

 

 

7

Front Cover

 

 

 

 

 

 

8

O-Ring (1AS-60)

 

 

 

 

 

 

9

O-Ring

 

 

 

 

 

 

10

Second Hammer

 

 

 

 

 

 

11

Damper Washer

 

 

 

 

 

 

12

Damper

 

 

 

 

 

 

13

Washer

 

 

 

 

 

 

14

Bevel Pinion

 

 

 

 

 

15

Feather Key

3× 3× 8

 

 

 

 

16

Oil Seal (A)

 

 

 

 

 

17

Ball Bearing (6002DDUCMPS2S)

 

 

 

 

 

18

Washer

 

 

 

 

 

 

19

Washer (A)

 

 

 

 

 

 

20

Gear Holder

 

 

 

 

 

 

21

Spring (C)

 

 

 

 

 

22

Needle Pin

D6× 6

23

Second Gear

 

 

 

 

 

 

24

Spacer

 

 

 

 

 

25

Ball Bearing (629VVMC2EPS2L)

 

 

 

 

 

26

Slip Clutch Ass’y

 

 

 

 

 

 

27

Nylock Bolt (W/Flange)

M5×

16

 

 

 

 

28

Distance Piece (B)

 

 

 

 

 

 

29

Crank Case Cover Ass’y

 

 

 

 

 

 

30

Rubber Seal

 

 

 

 

 

 

31

Crank Case

 

 

 

 

 

 

32

Retaining Ring for D12 Shaft

 

 

 

 

 

 

33

Crank Shaft

 

 

 

 

 

34

Feather Key

3× 3× 10

35

Ball Bearing (6204VVCMPS2S)

 

 

 

 

 

36

Oil Seal (B)

 

 

 

 

 

 

37

Bearing Cover

 

 

 

 

 

38

Nylock Hex. Socket Hd. Bdt

M5¥6

 

 

 

 

39

Needle Bearing (M661)

 

 

 

 

 

 

Item

Part Name

 

No.

 

 

 

 

 

 

40

First Gear

 

 

 

 

41

Seal Packing

 

 

 

 

42

Gear Cover

 

 

 

 

43

Feather Key

3× 3× 20

44

Cylinder

 

 

 

 

45

Clutch Spring

 

 

 

 

46

Valve Band

 

 

 

 

47

Striker

 

 

 

 

48

O-Ring

 

 

 

 

49

Clutch

 

 

 

 

50

Piston

 

 

 

 

51

Piston Pin

 

 

 

 

52

Connecting Rod Ass’y

 

 

 

53

Neddle Bearing (NSK AJ50 1203)

 

 

 

54

Nylock Bolt (W/Flange)

M6× 25

 

 

 

55

Clyinder Case

 

 

 

 

56

O-Ring (1AS-60)

 

 

 

57

Needle Bearing (B)(NTN HMK4520)

 

 

 

58

Bevel Gear

 

 

 

 

59

Side Handle

 

 

 

 

60

Handle Holder

 

 

 

 

61

Handle Bolt

 

 

 

 

62

Stopper Rod

 

 

 

 

63

O-Ring (P-16)

 

 

 

 

64

Lever Shaft

 

 

 

 

65

Under Cover

 

 

 

 

66

Shaft Cover

 

 

 

 

67

Nylock Hex. Socket Hd. Bolt

M4× 12

68

Steel Ball

D3.97

 

 

 

69

Spring (B)

 

 

 

 

70

Lever

 

 

 

71

Ball Bearing (6202VVCMPS2S)

 

 

 

72

Dust Washer (B)

 

 

 

 

73

O-Ring

 

 

 

 

74

Hex. Hd. Tapping Screw

D5× 55

 

 

 

75

Dust Washer (A)

 

 

 

76

Boll Bearing (629VVMC2EPS2L)

 

 

 

77

Housing Ass´y

 

 

 

 

78

HITACHI Label

 

 

 

 

55

Page 55
Image 55
Hitachi DH 40FB instruction manual × 3×

DH 40FB specifications

The Hitachi DH 40FB is a powerful and versatile rotary hammer designed for heavy-duty applications in construction, renovation, and maintenance tasks. As a leader in the power tools industry, Hitachi has engineered the DH 40FB to meet the demands of professionals who require both performance and precision in their work.

One of the main features of the Hitachi DH 40FB is its robust motor, delivering a striking force of up to 8.2 joules, making it ideal for drilling and chiseling through concrete, masonry, and other tough materials. This high-impact energy ensures that users can complete their tasks efficiently, whether it’s drilling holes for anchor bolts or chiseling out old material for renovation projects. The hammer offers drilling capacities of up to 40 mm in concrete, allowing for versatile applications depending on the specific needs of the job site.

Another technology that sets the Hitachi DH 40FB apart is its use of a unique vibration-dampening system. This feature significantly reduces the amount of vibration that is transmitted to the user, enhancing comfort and minimizing fatigue during prolonged use. This is especially beneficial for professionals who frequently operate heavy tools, as it helps maintain productivity without compromising on safety and ergonomics.

The DH 40FB also incorporates a user-friendly design that includes an easy-to-access switch for selecting between hammer-only and rotary hammer modes. This versatility enables users to switch effortlessly between different applications, optimizing the tool’s efficiency for various tasks like wall chasing or drilling into steel.

In terms of build quality, the Hitachi DH 40FB is designed for durability. Its aluminum housing protects the internal components from dust and debris, which is critical in harsh job site environments. Additionally, the tool features a rotating brush system that maintains equal power in both forward and reverse modes, along with a rugged case that aids in transportation and storage.

Overall, the Hitachi DH 40FB stands out as a reliable and efficient tool, combining power, comfort, and advanced features that cater to the rigorous demands of the construction industry. With its robust capabilities and modern engineering, it is a valuable asset for any professional looking to enhance productivity on the job site. Whether drilling or chiseling, the DH 40FB continues to prove itself as a trusted choice among power tools.