Fig.4 ENGINE GROUP

Key#

PART NUMBER

DESCRIPTION

Q'TY

NOTE

/UNIT

 

 

 

 

1

1580-12101

CYLINDER COMP

1

 

2

1580-12150

• STUD

2

 

3

1850-12130

BOLT

4

M5x22

4

0260-30540

SCREW

2

M5x40

5

0260-30560

SCREW

2

M5x60

6

1400-13122

GASKET, base

1

 

7

1460-13131

GASKET, cab

1

 

8

1580-13141

GASKET, muffler

1

 

9

1400-13151

GASKET, insulator

1

 

10

1460-13163

INSULATOR

1

 

11

1400-21100

CRANKCASE COMP

1

 

12

2629-21130

• PIN

3

 

13

1400-21141

GASKET, case

1

 

14

06030-06202

BEARING

2

 

15

1520-21220

SEAL

1

 

16

1400-21220

SEAL

1

 

17

04065-03515

SNAP RING

1

 

18

01252-30530

BOLT

4

M5x30

19

2155-21311

GUARD

1

 

20

0263-90514

SCREW

2

M5x14

21

3360-41110

PISTON

1

 

22

3360-41211

RING

2

 

23

3360-41310

PIN

1

 

24

3350-41320

RING

2

 

25

1400-41410

BEARING

1

 

26

2670-41510

WASHER

2

 

27

1400-42002

CRANKSHAFT COMP.

1

 

28

1300-42410

SHIM

1

 

29

1400-43230

NUT

2

M10xP1.0

30

1000-43240

KEY

1

 

31

4500-51111

SHOE, clutch

2

 

32

4500-51220

SPRING

1

 

33

1200-51211

SCREW

2

 

34

1200-51230

WASHER

2

 

35

1200-51241

WASHER

2

 

36

2073-71110

ROTOR

1

 

37

2104-71200

COIL ASS'Y

1

 

38

2104-71220

• CORD

1

 

39

2616-71320

• CAP

1

 

40

5500-72130

GROMMET

1

 

41

1100-72120

GROMMET

1

 

42

5500-72110

CAP, plug

1

 

43

1900-72120

SPRING

1

 

44

0263-90520

SCREW

2

M5x20

45

6129-11100

HOUSING ASS'Y

1

 

46

06002-06001

• BEARING

1

 

47

04065-02812

• RING

1

 

48

3577-12200

• STOPPER COMP

1

 

49

6278-12311

• DRUM

1

 

50

04064-01210

• SNAP RING

1

 

51

6468-91150

SCREW

4

 

52

1418-15110

MUFFLER

1

 

53

0263-90512

SCREW

4

M5x12

54

1140-51230

WASHER

2

 

55

1580-15230

NUT

2

M6xP1.0

56

1411-15410

COVER

1

 

57

1400-31113

COVER, FAN

1

 

58

3310-12281

BOLT

4

M5x20

59

1100-72120

GROMMET

1

 

60

1411-32111

COVER

1

 

61

0263-90512

SCREW

2

M5x12

62

2193-86150

CLAMP

1

 

63

1140-72231

CLAMP

1

 

64

0263-90512

SCREW

1

M5x12

65

5535-73110

SPARKPLUG NGK BPMR6A

1

 

66

2132-71240

CORD

1

 

67

1621-14400

CORD COMP

1

 

68

3294-18150

CLAMP

1

 

 

 

 

 

 

 

 

 

BK5301DL

 

 

 

 

 

 

Key#

PART NUMBER

DESCRIPTION

 

Q'TY

NOTE

 

/UNIT

 

 

 

 

 

69

1487-75101

RECOIL ASS'Y

 

1

 

70

1180-75221

• SPRING

 

1

 

71

1487-75120

• REEL

 

1

 

72

1487-75140

• DOG

 

1

 

73

1861-75150

• WASHER

 

1

 

74

1483-75270

• SCREW

 

1

 

75

1487-75160

• RETAINER

 

1

 

76

1487-75170

• WASHER

 

1

 

77

1400-75160

• ROPE

 

1

 

78

1400-75170

• KNOB

 

1

 

79

1487-75211

PULLEY

 

1

 

80

0263-90520

SCREW

 

4

M5x20

81

1587-81003

CARBURETOR ASS'Y

 

1

WYK-36A

82

1850-81450

• BODY ASS'Y

 

1

 

83

3306-81380

• • SCREEN

 

1

 

84

3356-81310

• • VALVE

 

1

 

85

1850-81270

• • SPRING

 

1

 

86

1850-81220

• • SCREW

 

1

 

87

3310-81250

• • PIN

 

1

 

88

3310-81230

• • LEVER

 

1

 

89

1850-81490

• BODY

 

1

 

90

1850-81520

• COVER

 

1

 

91

1751-81510

• PUMP

 

1

 

92

1587-81151

• VALVE, THROTTLE

 

1

 

93

5500-81160

• WASHER

 

1

 

94

1881-81140

• SWIVEL

 

1

 

95

1751-81130

E-RING

 

1

 

96

1065-81410

• GASKET

 

1

 

97

1065-81420

• DIAPHRAGM, pump

 

1

 

98

1850-81470

• GASKET

 

1

 

99

3310-81260

• DIAPHRAGM ASS'Y

 

1

 

100

1752-81110

• SCREW

 

2

 

101

5500-81120

• BRACKET

 

1

 

102

1751-81180

• NUT

 

1

 

103

1601-81180

• SCREW

 

1

 

104

1881-81130

• RING, PACKING

 

1

 

105

1850-81530

• SCREW

 

4

 

106

1587-81610

• JET

 

1

#55

107

1751-81240

O-RING

 

1

 

108

4500-81910

COVER

 

1

 

109

1918-82001

CLEANER ASS'Y

 

1

 

110

1918-82110

• COVER

 

1

 

111

1918-82120

• FILTER

 

2

 

112

1918-82130

• HOUSING

 

1

 

113

1918-82140

• PLATE

 

1

 

114

1918-82150

• CHOKE VALVE

 

1

 

115

1918-82160

• WASHER

 

1

 

116

1918-82170

• SLEEVE

 

2

 

117

1918-82180

• SCREEN

 

1

 

118

1588-83100

CABLE COMP

 

1

 

119

1586-85001

TANK ASS'Y

 

1

 

120

2133-85302

• CAP ASS'Y

 

1

 

121

4570-85230

• • CAP INNER

 

1

 

122

1030-85141

• • ELEMENT

 

1

 

123

4500-85220

• • PACKING

 

1

 

124

3317-57242

• • STOPPER

 

1

 

125

6044-15202

• PIPE COMP

 

1

 

126

3302-85400

• FILTER

 

1

 

127

1260-85460

• CLIP

 

1

 

128

6044-15310

SPRING

 

1

 

129

1535-85520

BAND

 

2

 

130

6086-85470

CLIP

 

1

 

131

1660-31121

LABEL COVER

 

1

 

132

1580-75412

LABEL RECOIL

 

1

 

133

2634-31420

LABEL

 

1

 

 

 

 

 

 

 

Page 9
Image 9
Zenoah BK3501FL, BK4501FL, BK5301DL manual Cylinder Comp

BK5301DL, BK4501FL, BK3501FL specifications

Zenoah is renowned for its high-quality outdoor power equipment, and among its impressive lineup, the BK3501FL, BK4501FL, and BK5301DL chainsaws stand out for their performance, durability, and advanced features. These models are designed to cater to both professional users and serious enthusiasts, ensuring efficient operation across various applications.

Starting with the BK3501FL, this model is equipped with a robust engine that delivers high power output while maintaining fuel efficiency. Its lightweight design enhances maneuverability, making it ideal for extended use in tree care, pruning, and light forestry work. The chainsaw features an automatic chain oiler that ensures consistent lubrication, reducing wear and tear on the chain and bar, and extending their lifespan. The anti-vibration system integrated into the BK3501FL minimizes user fatigue, allowing for more comfortable operation over long periods.

Next, the BK4501FL offers a step up in performance with its larger engine displacement, which translates into increased cutting power. This model is particularly suited for heavier duty tasks such as felling larger trees and cutting through thicker timber. Similar to the BK3501FL, it features an automatic chain lubrication system, ensuring optimal performance and maintenance. The BK4501FL also includes an easy start mechanism, which simplifies the ignition process, saving valuable time in the field.

Lastly, the BK5301DL represents the pinnacle of Zenoah’s chainsaw technology. It boasts an advanced engine that not only provides exceptional power but also features low emissions, making it environmentally friendly without sacrificing performance. The BK5301DL is equipped with a premium air filtration system that enhances durability and reduces maintenance requirements by keeping the engine clean from debris and dust. Moreover, its ergonomic design and well-placed controls make it highly user-friendly, promoting greater efficiency in various cutting tasks.

All three models, BK3501FL, BK4501FL, and BK5301DL, are built to meet the demands of challenging environments. Their rugged construction ensures reliability, while the focus on user comfort and efficiency guarantees that operators can tackle jobs with confidence. Whether you need a tool for light pruning or heavy-duty cutting, Zenoah’s BK series offers performance-driven solutions for all your chainsaw needs.