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10

6.0

  Electrical connections 

 Electrical connections should 

be made by a qualified electrician in 
compliance with all relevant codes. This tool 
must be properly grounded. 

The model 

IBG-8

 (#578008) and 

IBG-10

 

(#578010) bench grinders are prewired for 115V 
power, and are supplied with a plug designed for 
use on a circuit with a grounded outlet that looks 
like the one pictured in A, Figure 8. These grinders 
may be converted to 230V power, see 

sect. 6.3. 

The model 

IBG-12

 (#578012) is rated for 230V 

only, and is not supplied with a plug. 

Before connecting to power source, be sure switch 
is in 

off 

position.  

It is recommended that the grinders (all models) be 
connected to a 15 amp circuit with a 15 amp circuit 
breaker or time-delay fuse marked “D”. 

Local 

codes take precedence over recommendations. 

 

Figure 8:  plug configurations 

6.1

  Grounding instructions 

1. All Grounded, Cord-connected Tools: 

In the event of a malfunction or breakdown, 
grounding provides a path of least resistance for 
electric current to reduce the risk of electric shock. 
This tool is equipped with an electric cord having 
an equipment-grounding conductor and a 
grounding plug. The plug must be plugged into a 
matching outlet that is properly installed and 
grounded in accordance with all local codes and 
ordinances. 

Do not modify the plug provided - if it will not fit the 
outlet, have the proper outlet installed by a 
qualified electrician. 

Improper connection of the equipment-grounding 
conductor can result in a risk of electric shock. The 
conductor with insulation having an outer surface 
that is green with or without yellow stripes is the 
equipment-grounding conductor. If repair or 
replacement of the electric cord or plug is 
necessary, do not connect the equipment-
grounding conductor to a live terminal. 

 

Check with a qualified 

electrician or service pe

r

sonnel if the 

grounding instructions are not completely 
understood, or if in doubt as to whether the 
tool is properly grounded. Failure to comply 
may cause serious or fatal injury.

 

Use only 3-wire extension cords that have 3-prong 
grounding plugs and 3-pole receptacles that accept 
the tool's plug. 

Repair or replace damaged or worn cord 
immediately. 

2. Grounded, cord-connected tools intended for 
use on a supply circuit having a nominal rating 

less 

than 150

 volts: 

This tool is intended for use on a circuit that has an 
outlet that looks like the one illustrated in 

A, 

Figure 

8. An adapter, shown in 

B

 and 

C

, may be used to 

connect this plug to a 2-pole receptacle as shown 
in 

B

 if a properly grounded outlet is not available. 

The temporary adapter should be used only until a 
properly grounded outlet can be installed by a 
qualified electrician. 

This adapter is not permitted 

in Canada.

 The green-colored rigid ear, lug, and 

the like, extending from the adapter must be 
connected to a permanent ground such as a 
properly grounded outlet box. 

3. Grounded, cord-connected tools intended for 
use on a supply circuit having a nominal rating 
between 

150 - 250 volts

, inclusive: 

This tool is intended for use on a circuit that has an 
outlet that looks like the one illustrated in 

D,

 Figure 

8. A grounding plug may be installed, that looks 
like the plug illustrated in 

D

; or the grinder may be  

“hard-wired” to a panel, provided there is a 
disconnect for the operator.  

Make sure the tool is connected to an outlet having 
the same configuration as the plug. No adapter is 
available or should be used with this tool. If the tool 
must be reconnected for use on a different type of 
electric circuit, the reconnection should be made by 
qualified service personnel; and after reconnection, 
the tool should comply with all local codes and 
ordinances. 

6.2

  Extension cords 

The use of extension cords is discouraged. Try to 
position equipment near the power source. If an 
extension cord becomes necessary, use only 
three-wire extension cords that have three-prong 
grounding type plugs and three-prong receptacles 
that accept the tool's plug. Replace or repair 
damaged or worn cord immediately. 

Make sure your extension cord is good condition, 
and is heavy enough to carry the current your 
product will draw. An undersized cord will cause a 
drop in line voltage resulting in loss of power and 
overheating.  

Summary of Contents for IBG-8

Page 1: ...ions and Parts Manual IBG Series Industrial Grinders Models IBG 8 IBG 10 IBG 12 JET 427 New Sanford Road LaVergne Tennessee 37086 Part No M 578008 Ph 800 274 6848 Revision E 09 2018 www jettools com C...

Page 2: ...15 Keep safety guards in place at all times when the machine is in use If removed for maintenance purposes use extreme caution and replace the guards immediately after completion of maintenance 16 Ch...

Page 3: ...the grinding operation 42 Do not crowd the work so that the wheels slow 43 Tool rests should be adjusted to approximately 1 16 from wheel surface 44 Do not grind on the side of a wheel do all work on...

Page 4: ...9 0 Maintenance 12 9 1 Ring Test 12 9 2 Care of Grinding Wheels 12 9 3 Changing Wheels 12 9 4 Wheel balancing 13 9 5 Dressing the wheels 14 9 6 Wire wheel brushes 14 9 7 Cleaning 14 9 8 Lubrication 14...

Page 5: ...operator is encouraged to familiarize himself herself with ANSI B7 1 Safety Requirements for Use Care and Protection of Abrasive Wheels If there are questions or comments please contact your local su...

Page 6: ...g torque 20 lbf ft 270kgf cm 20 lbf ft 270kgf cm 20 lbf ft 270kgf cm Toolrest distance to wheel adjustable adjustable adjustable Materials Arbor steel steel steel Base cast iron cast iron cast iron Bo...

Page 7: ...ipping 70 lb 31 73 kg 124 lb 56 60 kg 208 lb 94 50 kg The specifications in this manual were current at time of publication but because of our policy of continuous improvement JET reserves the right t...

Page 8: ...o a workbench or stand For your safety do not plug the grinder into a power source until all assembly and adjustments are complete Be sure that the bench grinder is unplugged and the power switch is i...

Page 9: ...this 1 16 distance 5 7 Eye shields Refer to Figure 6 The eye shields O are identical and will fit on either side of the grinder 1 Insert two 3 16 x 1 2 truss head screws H through the bracket eye shie...

Page 10: ...ury Use only 3 wire extension cords that have 3 prong grounding plugs and 3 pole receptacles that accept the tool s plug Repair or replace damaged or worn cord immediately 2 Grounded cord connected to...

Page 11: ...stop The safety key A1 can be removed to prevent unauthorized use of the grinder The safety key must be inserted to restart the grinder IBG 12 Push green button to start grinder Push red button to sto...

Page 12: ...l that does not ring An internal defect may not be apparent by visual inspection alone The ring test may identify an internal crack or void 9 2 Care of Grinding Wheels In normal use grinding wheels ma...

Page 13: ...ace is not rotating concentric to arbor try shifting the wheel closer to arbor centerline before tightening the nut Another method of achieving concentricity is the use of a wheel dresser Dressing is...

Page 14: ...ool rest 5 Remove the dresser and adjust the tool rest to 1 16 away from the newly dressed wheel Figure 13 wheel dressing 9 6 Wire wheel brushes Wire brushing provides a fast way to remove rust scale...

Page 15: ...y time delay fuse or go to circuit with higher rated fuse of circuit breaker Wheels cannot rotate because of obstruction Unplug and turn grinding wheel by hand to ensure free movement Clear any obstru...

Page 16: ...ess so hard Electrical circuit overload too many electrical machines running on same circuit Turn off other machines and try again Incorrect fuse or circuit breaker Have electrician upgrade service to...

Page 17: ...ollection Stand 414825 Reducer 3 in to 2 5 in 414811 0 6M Hose Heat Resistant 2 5 x 24 4 in 12 0 Replacement Parts Replacement parts are listed on the following pages To order parts or reach our servi...

Page 18: ...18 12 1 1 IBG 8 Grinder Exploded View...

Page 19: ...ool Rest Left 1 28 TS 0680041 Flat Washer 3 8 4 29 IBG8 29 Hex Cap Screw 3 8 16 x 5 8 4 30 IBG8 30 Tool Rest Right 1 31 TS 0060011 Hex Cap Screw 3 8 16 x 1 2 2 32 IBG8 32 Spark Guard Left 1 33 IBG8 33...

Page 20: ...55 TS 0680041 Flat Washer 3 8 2 56 TS 0060011 Hex Cap Screw 3 8 16 x 1 2 2 57 IBG8 33 Eye Shield 1 58 IBG8 35 Eye Shield Plate 1 59 IBG8 36 Truss Head Screw 3 16 24 x 1 2 2 60 IBG8 37 Knob 1 61 TS 06...

Page 21: ...21 12 2 1 IBG 10 Grinder Exploded View...

Page 22: ...Hex Nut Left Hand Thread 5 8 11UNC 1 27 IBG10 27 Wheel Cover 2 28 IBG8 26 Truss Head Screw 1 4 20 x 3 4 10 29 IBG10 29 Tool Rest Left 1 30 TS 0680041 Flat Washer 3 8 4 31 TS 0060031 Hex Cap Screw 3 8...

Page 23: ...her 3 8 2 56 TS 0060011 Hex Cap Screw 3 8 16 x 1 2 2 57 IBG8 33 Eye Shield 1 58 IBG8 35 Eye Shield Plate 1 59 IBG8 36 Truss Head Screw 3 16 24 x 1 2 2 60 IBG8 37 Knob 1 61 TS 0680021 Flat Washer 1 4 1...

Page 24: ...24 12 3 1 IBG 12 Grinder Exploded View...

Page 25: ...ft 1 27 TS 0680041 Flat Washer 3 8 4 28 TS 0060031 Hex Cap Screw 3 8 16 x 3 4 4 29 IBG12 29 Tool Rest Right 1 30 TS 0060011 Hex Cap Screw 3 8 16 x 1 2 2 31 IBG12 31 Spark Guard Left 1 32 IBG12 32 Eye...

Page 26: ...680041 Flat Washer 3 8 2 56 TS 0060011 Hex Cap Screw 3 8 16 x 1 2 2 57 IBG12 32 Eye Shield 1 58 IBG12 34 Eye Shield Plate 1 59 IBG8 36 Truss Head Screw 3 16 24 x 1 2 1 60 IBG8 37 Knob 1 61 TS 0680021...

Page 27: ...u 13 1 1 IBGS 01 Base 1 2 IBGS 02 Post includes 3 and 4 1 3 IBGS 03 Insert Ring 2 4 IBGS 04 Pin 4 x 14 2 5 IBGS 05 Water Pot Holder 1 6 IBGS 06 Water Pot 1 7 IBGS 07 Platform 1 8 TS 1540071 Hex Nut M1...

Page 28: ...Stamped Stand Front 1 3 DBGS 03 Base 1 4 DBGS 04 Stamped Stand Cover 1 5 DBGS 05 Water Pot Holder 1 6 IBGS 06 Water Pot 1 7 TS 0070011 Hex Cap Screw 1 2 13 x 1 8 8 TS 0720111 Lock Washer 1 2 8 9 TS 08...

Page 29: ...29 13 0 Electrical Connections 13 1 Wiring Diagram for IBG 8...

Page 30: ...30 13 2 Wiring Diagram for IBG 10...

Page 31: ...31 13 3 Wiring Diagram for IBG 12...

Page 32: ...tional 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 Loc...

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Page 36: ...36 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www jettools com...

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