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Nitto Kohki LO-3550 Instruction Manual Download Page 24

23

No.

Part No.

P

art Name

Q’ty

Price

1

T

P15239

External Retaining Ring C-28

1set

2

TQ01897

S

leeve

1

3

TQ10750

Rotaring Spring

1

4

T

B07023

Push Ring 

Ass'y

1

set

5

TQ10547

Y

 Packings NB 15x19x1.6

1

6

TQ1

1527

Push Rod

1

7

TQ10395

O

il Ring ss020

1

8

TQ10735

S

pring 0.6x4.1x220

1

9

TQ05006

Internal Retaining Ring IR

TW

-19

1

10

TB01672

Ball 5/16 

Ass'y

1

set

11

TQ10728

Arbor

1

12

TP12004

O-Ring P-10

2

13

TP05873

Back Up Ring P-10 

T2

2

14

TQ10290

S

top Ring 0-0.8x10.5

1

15

TQ10729

S

pline Shaft

1

16

TP12010

O-Ring P-14

1

17

CP26543

B

ack Up Ring P-15 

T2

2

18

TQ10289

S

top Ring 0-0.8x16.3

1

19

TQ10730

Double Spline Shaft

1

20

TQ10368

External Retaining Ring C-13

1

21

TQ10374

T

hrust Bearing

2

22

TQ10373

T

hrust W

a

sher 

AS1

105

2

23

TQ05259

O

il Seal G25x32x4

1

24

TQ10375

Needle Bearing HK2520

2

25

TQ10731

Q

uill

1

26

TP03992

O-Ring S-40

1

27

CQ02200

External Retaining Ring C-25

1

28

TQ10739

Q

uill Guide

1

29

TQ10376

O

-Ring S-46

1

30

TQ10801

B

ush 

□

 6x4

2

31

TQ10733

S

pur Gear 1.0x8

1

45

TP16219

Hex.Socket Countersunk Head

  

Screw 4x10

2

46

TP13275

O-Ring P-16

1

47

TQ10761

S

eal Holder

1

48

TQ10769

O

il Seal 

AC0279A0

1

49

TP04595

External Retaining Ring C-10

2

50

TQ10370

B

all Bearing 6200LLUNR

1

51

TP00126

Hex.Socket Head Cap Screw 5x16

8

52

TP04195

Hex.Socket Set Screw With Flat

 

Point 5x5

1

53

TQ10727

G

earbox Cover

1

54

TQ14491

B

all Bearing 608ZZ

1

55

TB07262

Grip Sub 

Ass'y

1

set

56

(TQ12137)

Cap Red

1

57

(TQ12138)

Cap Blue

1

58

(TQ10790)

Packing Grip

1

59

TB07060

Switch Cover 

Ass'y

1

set

60

TP02618

Pan Head Screw 4x8

9

61

TP15164

Pan Head Screw 4x16

2

62

TQ01

184

Pan Head Screw 3x12

2

63

TB07229

Switch Board 

Ass'y

1

set

64

TQ10432

S

pacer EP-5

2

65

TB08840

Rocker Switch 

Ass'y

1

set

66

TQ10748

S

witch Stay

1

67

TP09433

Pan Head Screw 4x10

2

68

TP14459

Cord Stopper

1

69

TQ10398

Code Armor

1

70

TB08731

Cabtyre Cable 

Ass'y 

1set

TB09030

Cabtyre Cable 

Ass'y  (China)

1set

No.

Part No.

P

art Name

Q’ty

Price

71

LP08489

Binding Head Screw 4x6

1

72

TQ10831

Spare Gear 1.5x29

1

73

TQ10749

W

a

sher 34x54x1.2

1

74

TQ 10840

Spacer 6.6x14.5x2

1

75

TQ10841

W

a

sher 9.1x19x1

2

76

TQ10832

Spur Gear 1.5x16

1

77

TQ10839

Needle Bearing HMK0810

1

78

TQ10834

Gear Shaft

1

79

TQ10833

Gear Spindle

1

80

TQ1

1036

P

a

ra

lle

l K

e

y 4

x4

x7

 B

o

th

 e

n

d

s r

o

u

n

d 

1

81

TP03675

Ball Bearing 6200ZZ

1

82

TQ10745

Spur Gear 1.0x25

1

83

TP03791

External Retaining Ring G-10

 

IW

A

T

A

1

84

TQ14490

Ball Bearing 6000ZZ

1

85

TQ10740

Motor Flange

1

86

TQ10397

Bevel Gear 38

1

87

TQ10744

Gear Spindle 7

1

88

TQ14604

Parallel Key 4x4x9.5 Both ends

 

round 

1

89

TQ13012

Pan Head 

T

aptite Screw B 4x18

4

90

TB08682

Motor Sub 

Ass'y

1

set

91

(TB08724)

Motor 

Sub Ass'y A

1

set

92

(TQ13040)

Gear housing

1

93

TQ12799

Label W

a

rning 

1

94

TQ12800

Label Nitto

1

95

TQ12809

Motor Cover

2

96

TP14488

Pan Head 

T

apping Screw 4x20

4

97

TQ10387

Dustproof 

fi

lter 

φ

54

1

98

TP06390

External Retaining Ring C-1

1

2

99

TQ10737

W

a

sher 1

1

.2x21x1

2

100

TQ10743

Sleeve

1

101

TQ10742

Pinion Shaft

1

102

TP01644

Hex.Socket Head Cap Screw 6x12

4

103

TP07419

Hex.Nut M6 SOB

1

104

TQ10772

Hex.Socket Set Screw with Dog

 

Point 6x12

1

105

TB07260

Body Sub 

Ass'y

1

set

106

(TQ10804)

Serial Number Plate

1

107

(TP05136)

Drive Rivet NO.2x4.8

2

108

TQ10773

Hex.Socket Countersunk Head

  

Screw 6x10

2

109

TQ10736

Rack

1

11

0

T

P14176

Hex.Socket Countersunk Head

  

Screw 10x25

1

11

1

TQ10347

Radial Shaft

1

11

2

TQ10348

Lock Plate

1

11

3

T

B07047

Pole Plate 

Ass'y

1

set

11

4

T

B07068

Lock Screw 

Ass'y

1

set

11

5

TQ10799

Pole Seat

1

11

6

T

B08727

Square Pole with Pin 

Ass'y

1

set

11

7

TQ10751

Stabilizer

1

11

8

T

P10771

Hex.Nut M10 SOB

1

11

9

TQ13013

Stabilizer Bolt

1

120

TP00126

Hex.Socket Head Cap Screw 5x16

2

121

TB08744

Harness Ass'y

1

set

122

TQ13323

Net tube 0.15m

1

123

TQ12802

Electrical Equipment Plate

1

124

TQ12804

Packing Electrical Equipment Box

1

125

TQ13016

Hex.Socket Head Cap Screw 3x10

1

No.

Part No.

P

art Name

Q’ty

Price

126

TB08726

Spare Control Board 

Ass'y

1

set

128

TQ13001

Heat Radiation Plate

1

129

TQ10553

Heat Radiation Seat CW

-4

1

130

TP00021

Hex.Socket Head Cap Screw 5x10

2

131

TQ10388

Seal W

a

sher M5

2

132

TQ12801

Electrical Equipment Box

1

133

TQ10757

Cover

1

134

TQ10846

Hex.Socket Head Cap Screw 6x8

4

137

TQ10836

Pan Head 

T

apping Screw M4x12

4

138

TQ10851

Hex.Socket Head Cap Screw 6x15

2

139

TQ10850

Blade Stay

1

143

TP02618

Pan Head Screw S M4x8

4

144

TQ03193

Pan Head Screw S M4x6

3

145

TQ1

1525

W

a

sher 2.8x5.5x0.5

1

147

TQ10292

Flange

1

148

(TQ1

1526)

Stop Ring O-2.4x0.4

1

151

TP00126

Hex.Socket Head Cap Screw 5x16

2

152

TQ12807

Spacer

1

153

TQ1

1565

Label Arbor 

W

a

rning

1

154

TQ13014

Spacer 4SQ-7

3

155

TQ14493

Label T

y

pe

1

156

TP00242

Hex. Nut M3

1

158

LP13569

W

a

sher M3

1

159

TQ12975

Insulation Sheet

1

160

TQ10847

Packing Rock

1

161

TQ13408

Plate

1

162

TQ13919

Heat Radiation Sheet

1

ACCESSORIES

No.

Part No.

P

art Name

Q’ty

Price

140

TQ10787

Blade

1

141

TP01945

H

e

x. S

o

ck

et H

ead Cap Scr

ew 5x12

1

TB02145

Soluble Cutting Oil 0.5

ℓ

 Ass'y

1

set

TB05998

Handle Ass'y

1

set

TB07246

Sub Handle

 

Ass'y

1

set

TJ15859

P

ilot Pin 08035 

1

TP00474

Spanner 17

1

TP01939

Hex. Socket Screw Key 4

1

TP14091

Spanner 7x8

1

TQ10075

Safety Strap

1

TQ10489

Hex. Socket Set Screw with Dog

 

Point 8x28 

1

TQ12808

Instruction Manual

1

32

(TQ06785)

Rubber Cap

1

33

(CP24618)

Hex.Socket Head Cap Screw 4x8

3

34

(TQ00258)

Seal W

a

sher M4

5

35

(TQ10759)

Oil T

ank

1

36

(TQ10782)

Packing Oil 

T

ank 

2

37

(TQ10856)

Spring 0.3x3.7x6.9

1

38

(TQ10838)

Rubber Ball 

φ

41

39

(TQ13015)

W

a

sher 8.5x12x1.2

1

40

(TQ12923)

Internal Retaining Ring R

T

W

-13

1

41

(TP1

1997)

O-Ring KS-7

1

42

(TQ12920)

Adjustment V

alve

1

43

(TQ10784)

Lock Screw

1

44

(TQ12919)

Oil T

ank 

Holder

1

146

(TQ12922)

O-Ring SS-3

1

149

(CP00922)

B

all 5/32

1

150

(TQ13022)

Spring 0.2x1.8x7

1

TQ14333

Guard

1

The part numbers with (  ) are include in the 

Ass'y part wrriten above them.

Summary of Contents for LO-3550

Page 1: ...ortable Magnetic Drilling Machine Keep this manual with your machine All users of the Nitto Kohki Portable Magnetic Drilling Machine must read this manual ATRA ACE Model LO 3550 Professional Tool For One Touch Type Annular Cutter Only Side Lock Type Annular Cutter cannot be used Specifications Model LO 3550 Drill Motor Power Supply Single Phase 220 240 V 50 60 Hz Rated Power Consumption 800 W Rate...

Page 2: ...uctions supplied are not followed Do not allow the main body or the power source to get wet as it will cause electric shock and leakage Using this machine improperly could result in serious injury Read the instruction manual before use Always wear suitable eye protection Always wear suitable hearing protection Always wear respiratory protective equipment PPE Sound pressure level LpA 85dB A accordi...

Page 3: ...he moving or cutting tip Contact with the moving tip will cause severe injuries Always keep all parts of your body away from the cutting tip Always keep your hand and clothing away from the cutting tip ABOUT THE WORK AREA Keep Work Area Clean Always keep your work area clean Cluttered work areas cause accidents Always keep clear of other objects Never use the magnetic drilling machine when it is w...

Page 4: ...use accident and severe injuries All service and repairs must be performed by an authorized Nitto dealer Any attempt to service or repair the machine yourself may result in an accident and severe injuries Check all Parts for Damage Always inspect the magnetic drilling machine before use Always check that the pilot pin and cutter are in good condition Use of the machine with worn pilot pins or worn...

Page 5: ...off position before connecting to power source and or battery pack picking up or carrying the tool Carrying power tools with your finger on the switch or energising power tools that have the switch on invites accidents Remove any adjusting key or wrench before turning the power tool on A wrench or a key left attached to a rotating part of the power tool may result in personal injury Do not overrea...

Page 6: ...Always inspect the cord Do not use the machine if the cord is damaged Always use a ground fault circuit interrupter The use of a ground fault circuit interrupter may be required by government regulations The failure to use a ground fault circuit interrupter may result in electric shock Avoid starting the magnetic drilling machine abruptly or unintentionally Always make sure that the switch is turn...

Page 7: ... boost the holding power of the Magnet Use of an inappropriate back up plate can result in an accident If the back up plate is not thick enough or big enough the machine will come loose during operation This can result in an accident and severe injuries Less than 6 mm Place an iron back up plate of 7 mm or thicker Fig 2 Always keep surfaces clean Always keep the Magnet surface clean Always keep th...

Page 8: ...ves when changing the cutter The cutting edge is sharp If you do not wear gloves you will be cut Attempting to change the cutter can result in severe injuries Do not use Cutting Oil for other purposes Cutting Oil should be used only for drilling Please refer to Section 5 6 of this manual for further warnings and instructions about Cutting Oil CAUTION Always use a compatible Pilot Pin The Pilot Pin...

Page 9: ...gnet geared to drilling mild steel mild steel or equivalent using One Touch type Jet Broach The machine will be mounted on the workpiece to be drilled with the Magnet securely fastening the machine to the workpiece while drilling takes place 2 RECEIVING INSPECTION Upon unpacking check to see that the shipment is complete without damage or oil leakage in transport Should you find any damage or shor...

Page 10: ...9 3 PART NAMES Red LED Blue LED Start Switch Stop Switch Power Switch Switch Cover Coolant Tank Handle Power Plug Grip Lock Screw Magnet Pilot Pin Cutter Fig 7 ...

Page 11: ...nto play when power failure is restored that has occurred during operation Thanks to this feature when the electric plug that has been disconnected during operation is re plugged into the receptacle or when power failure that has occurred during operation is restored the drill motor will not re start automatically preventing possible accident although magnetic power IS restored To resume operation...

Page 12: ...A2 50L TJ16019 08050 A3 Fig 10 5 4 Mounting Removing Cutter WARNING Wear safety gloves when replacing cutter CAUTION Do not use any other combinations of Pilot Pin and cutter than those shown in the compatibility table 1 Lift the cutter up by turning handle counterclockwise Fig 11 Upward Downward When mounted on the left side Fig 11 Downward Upward When mounted on the right side Fig 12 2 Insert a ...

Page 13: ...a medical doctor for medical instructions If someone drinks Cutting Oil immediately make him her drink plenty of water and vomit it Consult with a medical doctor for medical instructions When unconscious do not pour water into his her mouth nor induce him her to vomit 4 Instructions in Case of Fire If fire breaks out in the vicinity wear PPE personal protective equipment and use foam powder or CO2...

Page 14: ...allow the tank container to rotate for position change In perpendicular drilling on standing wall change the position of tank container so that the air vent of the tank comes on top Fig 17 Fig 17 4 Jet Oiler squeeze bottle is available as the optional accessory Use as follows Remove the tank container from the unit body Mount the optional oil supply adapter tubes and the Jet Oiler all connected as...

Page 15: ...handle shaft While disengaging from the shaft the handle can be turned to the next lock position Handle lock positions are fixed at each 60 pitch Handle position can be changed without moving up or down the cutter Pulling the handle in the direction of arrow causes the handle to disengage from the handle shaft Fig 21 6 3 Drilling Oblong Hole CAUTION Always drill slowly Drill round holes in the ord...

Page 16: ...ot pin with the punch Then tighten the lock screw in the arrow direction Fig 24 The lock screw has the wings and is designed to fasten with hands Do not tighten it with a spanner or the like The lock screw can be mounted on either left or right side of the body Lock Screw Fig 24 4 Magnet ON WARNING Check to see that magnetic power is activated Turn on the power switch Magnet will stick to the work...

Page 17: ...ven after turning off the switch The thicker the work piece plate or the finer the surface finish of the plate more often you will face the case Follow the following instructions Hold the unit at the upper part of the body and the grip then pull down them towards you Upper part of the body Grip Pull towards you Fig 30 10 Removing Slug CAUTION Do not start the next drilling with a slug remaining on...

Page 18: ...ar or when you have any questions about our products The machine has electronic control Be sure to turn off all the switches pull up the electric drill and then check the machine when the operator come across to the following situations such as Problem Causes Solutions Switch lamp does not come on when the power switch is turned on Power plug is not properly connected to receptacle Connect power p...

Page 19: ...it is no longer usable Fig 32 Pilot Pin Optimal angle 70 Grind the tip Fig 32 8 3 Recovery Measures When Pilot Pin Gets Jammed To replace the cutter dismount the cutter from drill and remove the pilot pin from the old cutter and insert it into the new replacement cutter The pilot pin serves as the guide for the cutter centering However there are cases the pin would not come off easily because cutt...

Page 20: ...ht Blue 9 2 Pilot Pin metric size Part No Part Name TK01167 Pilot Pin 06025 C1 TK01166 Pilot Pin 06050 C2 TJ15859 Pilot Pin 08035 A2 TJ16019 Pilot Pin 08050 A3 9 3 Supporting Magnet Ass y Part No Part Name TB04374 Supporting Magnet Ass y 9 4 Jet Oiler Part No Part Name TQ10581 Jet Oiler TQ05275 Tube 4 7 1000 TB07306 Lubrication Adapter Ass y ...

Page 21: ...0310 22 35 TK00389 22 5 50 TK00311 22 5 35 TK00390 23 50 TK00312 23 35 TK00391 23 5 50 TK00313 23 5 35 TK00392 24 50 TK00314 24 35 TK00393 24 5 50 TK00315 24 5 35 TK00394 25 50 TK00316 25 35 TK00395 26 50 TK00317 26 35 TK00396 26 5 50 TK00318 26 5 35 TK00397 27 50 TK00319 27 35 TK00398 28 50 TK00320 28 35 TK00399 29 50 TK00321 29 35 TK00400 30 50 TK00322 30 35 TK00401 31 50 TK00323 31 35 TK00402 3...

Page 22: ... Button 1 1 2 TQ13258 Lock Spring 1 1 3 TQ13259 Stopper Pin 1 1 4 TQ13260 Needle Bearing 1 2 TQ07488 Pan Head Tapping Screw B 4 18 4 3 TQ14498 Hex Nut M6 SOB 1 4 TB07094 Bevel Pinion Gear Ass y 1set 5 TQ13263 Ball Bearing 608LLB 1 6 TQ13264 Bearing Retainer 1 7 TQ13273 Armature 230V LO3550 1 8 TQ10540 Dustproof Cover 1 No Parts No Parts Name Q ty 9 TQ13263 Ball Bearing 608LLB 1 10 TQ10541 Bearing ...

Page 23: ... 142 107 54 51 34 29 13 13 14 15 17 17 18 19 20 10 10 145 35 150 159 63 66 67 68 69 60 71 72 161 73 74 79 81 80 82 49 83 84 85 86 87 88 89 89 92 93 122 121 123 94 95 95 97 96 96 152 96 91 90 143 143 154 154 126 128 162 151 155 130 153 131 144 137 137 75 51 51 78 77 76 75 108 109 110 111 112 113 114 115 116 117 118 119 120 132 151 131 156 158 125 124 148 129 160 11 ORDERING PARTS When ordering part...

Page 24: ... Screw 4x20 4 97 TQ10387 Dustproof filter φ54 1 98 TP06390 External Retaining Ring C 11 2 99 TQ10737 Washer 11 2x21x1 2 100 TQ10743 Sleeve 1 101 TQ10742 Pinion Shaft 1 102 TP01644 Hex Socket Head Cap Screw 6x12 4 103 TP07419 Hex Nut M6 SOB 1 104 TQ10772 Hex Socket Set Screw with Dog Point 6x12 1 105 TB07260 Body Sub Ass y 1set 106 TQ10804 Serial Number Plate 1 107 TP05136 Drive Rivet NO 2x4 8 2 10...

Page 25: ......

Page 26: ... Road Castle Donington Derbyshire DE74 2UT U K Tel 44 1332 653800 Fax 44 1332 987273 Directive 2006 42 EC Machinery Directive 2014 30 EU EMC Directive 2011 65 EU RoHS Directive The above product has been evaluated for conformity with above directives using the following European standards The technical construction file TCF for this product is retained at the above manufacturer s location Machiner...

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