Jet 550680 Operations & Parts Manual Download Page 12

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JCT-6680 Horizontal Grinder

#550680, JCT-6680 6-inch Horizontal Grinder

Index Part No.

Description

Qty

JCT6680-01

Air inlet 3/8in. NPT

JCT6680-02

Throttle valve spring

3 JCT6680-03 Sub

throttle

valve

JCT6680-04

Throttle valve washer

5 JCT6680-05 Throttle

valve

JCT6680-06

Throttle valve rod

JCT6680-07

Throttle rod bushing

8 JCT6680-08

Throttle valve body

9 JCT6680-09 Throttle

lever

10 JCT6680-10 Lock

spring

11 JCT6680-11 Throttle

lock

12 JCT6680-12

Set screw

13 JCT6680-13 Needle

roller

JCT6680-14

O-ring S22

15 JCT6680-15

Cup nut

16 JCT6680-16

Housing cover

17 JCT6680-17

Washer 1

18 TS-2361051 Lock

washer

19 TS-1502051

Soc. hd. cap screw M5x20

31 JCT6680-31 Needle

roller

32 JCT6680-32 Governor

spring

holder

33 JCT6680-33

Adjusting washer T=0.2

34 JCT6680-34 Governor

spring

35 JCT6680-35 Governor

valve

36 JCT6680-36 Governor

cage

37 JCT6680-37 Pin

JCT6680-38

Governor weight

39 JCT6680-39 Bearing

cover

40 JCT6680-40 Ball

bearing

6002MN

41 JCT6680-41

Cylinder upper plate

42 JCT6680-42 Rotor

JCT6680-43

Rotor vane

Index Part No.

Description

Qty

44 JCT6680-44 Key

45 JAT104-17

Spring pin 3x8L

46 JCT6680-46 Cylinder

47 JCT6680-47 Cylinder

lower

plate

48 BB-6301

Ball

bearing

6301

49 JCT6680-49 Coupling

50 JCT6680-50 Spacer

51 JCT6680-51 Snap

ring

52 BB-6202

Ball

bearing

6202

53 JCT6680-53 Wheel

spindle

54 JCT6680-54 Key

55 JCT6680-55 Exhaust

cover

56 TS-2361051 Lock

washer

57 F005669

Soc. hd. cap screw M5x14

58 JCT6680-58 Housing

59 JCT6680-59 Inner

race

60 JCT6680-60

Needle bearing
20x26x20mm

61 JCT6680-61

Spindle bearing cover

62 JCT6680-62 Felt

ring

63 JCT6680-63 Wheel

flange

(A)

64 JCT6680-64 Snap

ring

65 JCT6680-65 Wheel

flange

(B)

66 JCT6680-66 Nut

5/8-11x10mm

67 JCT6680-67 Nut

5/8-11x6mm

68 JCT6680-68

Hexagon bolt 6x20

69 TS-2361061 Lock

washer

70 TS-1541021 Nut

71 JCT6680-71 Wheel

guard

73 JCT6680-73 Wrench

50mm

74 JCT6680-74 Double

end

wrench

JCT6680-RPK, Repair Kit, contains #39,40,43(4),44,45,48,51,52

Summary of Contents for 550680

Page 1: ...6 inch Horizontal Grinder 550680 JCT 6680 Operation Parts Manual M 550680 Edition 1 07 2016 JET 427 New Sanford Road LaVergne TN 37086 Ph 800 274 6848 www jettools com Copyright 2016 JET ...

Page 2: ...ucts Arsenic and chromium from chemically treated lumber Your risk of exposure varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as face or dust masks that are specifically designed to filter out microscopic particles 9 Do not operate an air tool continually at full throttle ...

Page 3: ...est performance 32 Do not use combustible gases carbon dioxide oxygen or any bottled gas as an air source for the tool These can present risk of explosion and serious injury 33 Do not lubricate the tool with combustible liquids such as kerosene diesel or jet fuel 34 Do not dispose of this tool with normal household waste Never dispose of the air tool into fire Specific warnings for Grinders 35 Thi...

Page 4: ...and warnings in this manual may not encompass all possible workplace environments The operator is expected to take appropriate precautions and exercise common sense As with any tool operation safety of operator and bystanders should be first priority If there are questions or comments please contact your local supplier or JET JET can also be reached at our web site www jettools com Record the seri...

Page 5: ...le throttle Overall length 21 1 4 in 540 mm Housing material Aluminum Grip style Inline Net weight 9 1 lb 4 kg Shipping weight 10 lb 4 5 kg 1 The specified values are emission levels and are not necessarily to be seen as safe operating levels As workplace conditions vary this information is intended to allow the user to make a better estimation of the hazards and risks involved only Specifications...

Page 6: ...and install any quick change couplings farther down the line 6 Hold grinder securely with both hands and press throttle lever The throttle lock may be engaged to continue operation without holding the lever 7 Position grinding wheel against workpiece with steady pressure 8 Press in throttle lever and disengage throttle lock to stop grinder User maintenance The grinder should be lubricated daily or...

Page 7: ...inued use in either capacity will cause damage to the tool Tool Pressure JET Air Tools operate on 70 to 100 psi pounds per square inch air pressure measured at the tool when the tool is operating Set tool to 90 psi unless indicated otherwise Pressure in excess of 100 psi will shorten the life of the tool Air System Recommendations Equip the air compressor intake with a replaceable air filter that ...

Page 8: ...8 JCT 6680 Horizontal Grinder Figure 2 Recommended arrangement of air piping and air line system ...

Page 9: ...l vibration Bearings worn Disassemble and inspect bearing Grease or replace as needed Loss of power erratic action Low air pressure Verify compressor has proper CFM rating for tool Check compressor regulator setting set air pressure to 90 psi Set regulator dial on tool to maximum setting Check for loose connections Moisture or obstruction in air hose Air supply must be clean and dry Clean out air ...

Page 10: ...8 Monday through Friday 8 00 a m to 5 00 p m CST Please have the stock number and serial number of your tool available when you call so that we may serve you quickly and accurately Non proprietary parts such as fasteners can be found at local hardware stores or may be ordered from JET Some parts are shown for reference only and may not be available individually ...

Page 11: ...JET 11 550680 JCT 6680 6 inch Horizontal Grinder ...

Page 12: ...Governor weight 2 39 JCT6680 39 Bearing cover 1 40 JCT6680 40 Ball bearing 6002MN 1 41 JCT6680 41 Cylinder upper plate 1 42 JCT6680 42 Rotor 1 43 JCT6680 43 Rotor vane 4 Index Part No Description Qty 44 JCT6680 44 Key 1 45 JAT104 17 Spring pin 3x8L 1 46 JCT6680 46 Cylinder 1 47 JCT6680 47 Cylinder lower plate 1 48 BB 6301 Ball bearing 6301 1 49 JCT6680 49 Coupling 1 50 JCT6680 50 Spacer 1 51 JCT66...

Page 13: ...itional action needed JET has Authorized Service Centers located throughout the United States For the name of an Authorized Service Center in your area call 1 800 274 6846 or use the Service Center Locator on the JET website More Information JET is constantly adding new products For complete up to date product information check with your local distributor or visit the JET website How State Law App...

Page 14: ...14 JCT 6680 Horizontal Grinder This page intentionally left blank ...

Page 15: ...JET 15 This page intentionally left blank ...

Page 16: ...16 JCT 6680 Horizontal Grinder 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www jettools com ...

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