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6

Fig. A

Fig. B

GROUNDED OUTLET BOX

CURRENT

CARRYING

PRONGS

GROUNDING BLADE
IS LONGEST OF THE 3 BLADES

GROUNDED OUTLET BOX

GROUNDING

MEANS

ADAPTER

A separate electrical circuit should be used for your machines. This circuit should not be less than #12 wire and should
be protected with a 20 Amp time lag fuse. If an extension cord is used, use only 3-wire extension cords which have 3-
prong grounding type plugs and matching receptacle which will accept the machine’s plug. Before connecting the
machine to the power line, make sure the switch (s) is in the “OFF” position and be sure that the electric current is of
the same characteristics as indicated on the machine. All line connections should make good contact. Running on low
voltage will damage the machine.

DO NOT EXPOSE THE MACHINE TO RAIN OR OPERATE THE MACHINE IN DAMP LOCATIONS.

2. Grounded, cord-connected machines intended for
use on a supply circuit having a nominal rating less
than 150 volts:

If the machine is intended for use on a circuit that has an
outlet that looks like the one illustrated in Fig. A

,

the

machine will have a grounding plug that looks like the plug
illustrated in Fig. A

A temporary adapter, which looks like

the adapter illustrated in Fig. B, may be used to connect
this plug to a matching 2-conductor receptacle as shown
in Fig. 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.
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. Whenever
the adapter is used, it must be held in place with a metal
screw.

NOTE: In Canada, the use of a temporary adapter is not
permitted by the Canadian Electric Code.

IN ALL CASES, MAKE CERTAIN THAT THE

RECEPTACLE IN QUESTION IS PROPERLY
GROUNDED. IF YOU ARE NOT SURE, HAVE A
QUALIFIED ELECTRICIAN CHECK THE
RECEPTACLE.

1. All grounded, cord-connected machines: 

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 machine 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 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 personnel if
t h e g r o u n d i n g i n s t r u c t i o n s a r e n o t c o m p l e t e l y
understood, or if in doubt as to whether the machine is
properly grounded.

Use only 3-wire extension cords that have 3-prong
grounding type plugs and matching 3-conductor
receptacles that accept the machine’s plug, as shown in
Fig. A.

Repair or replace damaged or worn cord immediately.

POWER CONNECTIONS

MOTOR SPECIFICATIONS

Your machine is wired for 120 Volt, 60 HZ alternating current. Before connecting the machine to the power source,
make sure the switch is in the “OFF” position.

GROUNDING INSTRUCTIONS

THIS MACHINE MUST BE GROUNDED WHILE IN USE TO PROTECT THE OPERATOR FROM
ELECTRIC SHOCK.

Summary of Contents for GR350

Page 1: ... DELTA MACHINERY visit our website at www deltamachinery com For Parts Service Warranty or other Assistance please call 1 800 223 7278 In Canada call 1 800 463 3582 8 Bench Grinder with Lamp Model GR350 PART NO 905596 04 29 05 Copyright 2005 Delta Machinery ...

Page 2: ...il Technical Service Manager Delta Machinery 4825 Highway 45 North Jackson TN 38305 IN CANADA 125 Mural St Suite 300 Richmond Hill ON L4B 1M4 Information regarding the safe and proper operation of this tool is available from the following sources Power Tool Institute 1300 Sumner Avenue Cleveland OH 44115 2851 www powertoolinstitute org National Safety Council 1121 Spring Lake Drive Itasca IL 60143...

Page 3: ...LEMS The symbols below are used to help you recognize this information SAFETY GUIDELINES DEFINITIONS SOME DUST CREATED BY POWER SANDING SAWING GRINDING DRILLING AND OTHER CONSTRUCTION ACTIVITIES contains chemicals known to cause cancer birth defects or other reproductive harm Some examples of these chemicals are lead from lead based paints crystalline silica from bricks and cement and other masonr...

Page 4: ...the machine and or injury may result 13 USE RECOMMENDED ACCESSORIES The use of accessories and attachments not recommended by Delta may cause damage to the machine or injury to the user 14 USE THE PROPER EXTENSION CORD Make sure your extension cord is in good condition When using an extension cord be sure to use one heavy enough to carry the current your product will draw An undersized cord will c...

Page 5: ... with the workpiece against the grinding wheel The workpiece can be drawn into the wheel causing damage to the machine and or serious injury 16 CLEAN THE MACHINE thoroughly when processing different types of workpieces wood steel or aluminum Combining wood and metal dust can create an explosion or fire hazard DO NOT GRIND OR POLISH MAGNESIUM Fire will result 17 NEVER GRIND NEAR FLAMMABLE GAS OR LI...

Page 6: ...with a metal screw NOTE In Canada the use of a temporary adapter is not permitted by the Canadian Electric Code IN ALL CASES MAKE CERTAIN THAT THE RECEPTACLE IN QUESTION IS PROPERLY GROUNDED IF YOU ARE NOT SURE HAVE A QUALIFIED ELECTRICIAN CHECK THE RECEPTACLE 1 All grounded cord connected machines In the event of a malfunction or breakdown grounding provides a path of least resistance for electri...

Page 7: ... 50 16 AWG 6 10 120 50 100 14 AWG 6 10 120 100 150 12 AWG 10 12 120 up to 25 16 AWG 10 12 120 25 50 16 AWG 10 12 120 50 100 14 AWG 10 12 120 100 150 12 AWG 12 16 120 up to 25 14 AWG 12 16 120 25 50 12 AWG 12 16 120 GREATER THAN 50 FEET NOT RECOMMENDED FOREWORD FUNCTIONAL DESCRIPTION The Delta ShopMaster Model GR350 is an 8 Bench Grinder that comes with a flexible lamp adjustable tool rests and two...

Page 8: ... 2 6 Eye shield bolt 2 7 Eye shield knob 2 8 Left side spark guard 9 5 16 18x3 4 Hex head bolt 2 10 3 4 Flat washer 4 11 5 16 18x5 8 Hex head bolt 4 12 1 4 20x1 4 Hex head bolt 2 13 1 4 Flat washer 4 14 Wrench 15 Right side spark guard 16 5 16 Lock washer 2 1 6 2 3 5 9 4 7 8 10 11 12 13 14 15 16 ...

Page 9: ...8 bolts F and 3 4 flat washers G A 3 Attach the right tool rest assembly to the inside of right wheel guard and fasten with two 5 16 18 x 5 8 hex head bolts and 3 4 flat washers 4 Each tool rest assembly is adjustable Position them slightly below the centerline of the wheel and as close to the grinding wheel as possible Maintain a distance of 1 8 or less between the grinding wheel and the inside e...

Page 10: ...ING THE GRINDER TO THE SUPPORTING SURFACE If during operation there is any tendency for the grinder to tip over slide or walk the grinder must be secured to the supporting surface using fasteners not supplied through the two holes A Fig 7 in the grinder base A Fig 7 SPARK GUARDS Mount the spark guard A Fig 3 to the side of each wheel guard using the 1 4 20x1 4 hex head screw B and 1 4 flat washer ...

Page 11: ...ROLS AND ADJUSTMENTS STARTING AND STOPPING THE GRINDER The switch A Fig 8 is located on the front of the grinder To turn the grinder ON move the switch right to the ON position To turn the grinder OFF move the switch left to the OFF position Fig 8 A The flexible lamp operates independently of the grinder To turn the lamp on and off rotate switch A Fig 9 clockwise USING THE FLEXIBLE LAMP To reduce ...

Page 12: ...wheels are square DRESSING THE GRINDING WHEEL 1 Remove the screws A Fig 11 and the side covers B from the grinding wheel 2 To prevent shaft rotation place a wedge between the grinding wheel C and the tool rest D NOTE To remove the left grinding wheel turn the arbor nut clockwise toward the front to loosen To remove the right grinding wheel turn the arbor nut counter clockwise toward the front to l...

Page 13: ...ed accessories should be used with this product ACCESSORIES KEEP MACHINE CLEAN Periodically blow out all air passages with dry compressed air All plastic parts should be cleaned with a soft damp cloth NEVER use solvents to clean plastic parts They could possibly dissolve or otherwise damage the material Wear ANSI Z87 1 safety glasses while using compressed air FAILURE TO START Should your machine ...

Page 14: ...s Delta may require that electric motors be returned prepaid to a motor manufacturer s authorized station for inspection and repair or replacement Delta will not be responsible for any asserted defect which has resulted from normal wear misuse abuse or repair or alteration made or specifically authorized by anyone other than an authorized Delta service facility or representative Under no circumsta...

Page 15: ...23 7278 y le dirigirán al Centro de Servicio de Fábrica Porter Cable Delta más cercano ARIZONA Phoenix 85013 2906 4501 N 7th Ave Phone 602 279 6414 Fax 602 279 5470 CALIFORNIA Ontario 91761 Los Angeles 3949A East Guasti Road Phone 909 390 5555 Fax 909 390 5554 San Diego 92111 7290 Clairemont Mesa Blvd Phone 858 279 2011 Fax 858 279 0362 San Leandro 94577 Oakland 3039 Teagarden Street Phone 510 357...

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