Dynabrade Dynafile II 40503 Safety, Operation And Maintenance Manual Download Page 3

Two Year Warranty

Following the reasonable assumption that any inherent defect which might prevail in a product will become apparent to the user within one year from the
date of purchase, all equipment of our manufacture is warranted against defects in workmanship and materials under normal use and service. We shall
repair or replace at our factory, any equipment or part thereof which shall, within two years after delivery to the original purchaser, indicate upon our
examination to have been defective. Our obligation is contingent upon proper use of Dynabrade tools in accordance with factory recommendations,
instructions and safety practices. It shall not apply to equipment which has been subject to misuse, negligence, accident or tampering in any way so as to
affect its normal performance. Normally wearable parts such as bearings, contact wheels, brushes, gears, etc., are not covered under this warranty.

3

Abrasive Impregnated Non-Woven Nylon

A non-woven synthetic fiber and an abrasive mineral are bonded together to
form a tough, open web that is chemically resistant and long-lasting. This web
design allows controlled conformable contact to workpiece contours, corners
and edges. The product wears away slowly, exposing new abrasive leaving a
uniform, consistent surface. It also conditions surfaces without removing or
damaging the base material and is excellent for deburring, cleaning, blending
and final finishing of metal, wood and plastics. It is available in many forms such
as belts, discs and wheels. Various mineral grades are available
ranging from very coarse to ultra-fine.

Aluminum Oxide

The most widely used abrasive grain. This tough durable synthetic is used for
grinding and deburring high carbon steels, general metalworking and for 
sanding certain hardwoods.

Ceramic Aluminum Oxide

Synthetic grain two-to-three times tougher than conventional aluminum oxide.

Silicon Carbide

Excellent for sanding primer and sealer. This sharp, fast-penetrating grain is
used for sanding soft materials such as plastics and fibrous wood.

Alumina Zirconia

Effective for coarse stock removal of metal and wood. This synthetic grain has
self-sharpening characteristics and provides continuous new cutting edges for
longer life and greater efficiency.

Abrasive Types

All abrasive accessories may be found in the most current Dynabrade

®

Catalog and abrasive literature.

Abrasive Belt/Contact Arm Change Instructions

(Ref pg. 4)

To Change Belt:

1.

Disconnect tool from the power source.

2.

Loosen the screw (Item #10) and remove the belt guard (Item #11).

3.

Pull back the tension arm (Item #5) and remove the abrasive belt.

4.

Install a new abrasive belt, and the belt guard (Item #11).

5.

Run the tool and observe the tracking.

6.

Disconnect the tool from the power source.

7.

Adjust belt tracking by turning adjustment knob 

(Item #7) to the left or right

accordingly, so as abrasive belt rides evenly over contact arm.

8.

Connect tool to power source.

To Change Contact Arm Assembly:

1.

Disconnect the tool from the power source.

2.

Loosen the screw (Item #10) and remove the belt guard (Item #11).

3.

Pull back the tension arm (Item #5)and remove the abrasive belt.

4.

Loosen the adjustment knob (Item #7) to remove the contact arm assembly.

5.

Install the desired contact arm assembly (Ref pg. 6) so that the tab on the 
end of the arm faces toward the tension arm (Item #5).

6.

Fasten the contact arm assembly in place with the adjustment knob (Item #7).

7.

Install a new abrasive belt, and the belt guard (Item #11).

8.

Run the tool and observe the tracking.

9.

Disconnect the tool from the power source.

10.

Adjust belt tracking by turning adjustment knob (Item #7) to the left or right
accordingly, so as abrasive belt rides evenly over contact arm.

11.

Connect tool to power source.

Housing Angle Adjustment:

To pivot the 

15372

Belt Housing Assembly, use a 9/64" hex key to loosen the screw (Item #14). Pivot the belt housing assembly to the

desired position and retighten screw.

Side Handle:

An auxiliary handle was not supplied with this tool to avoid the remote possibility of the abrasive belt coming into direct contact with the operators hand.

MAINTENANCE and ACCESSORY CARE INSTRUCTIONS (CONT.)

DO NOT clean or maintain tools with chemicals that have a low flash point (example: WD-40

®

).

Tool labels must be kept legible at all times, if not, reorder label(s) and replace. User is responsible for maintaining specification information i.e.:
Model #, S/N, and SFPM. (See Assembly Breakdown)

Visually inspect plugs and cords for frays, visible damage and signs of deterioration. Damaged or worn components must be replaced by qualified service personnel to 
avoid a safety hazard.

Brush Changing – Unplug tool and remove rear cover. Remove spring wire on brush and remove brushes. Install new brushes return spring wire and replace rear 
cover. Brush changing – Change brushes every 100 hrs. to ensure proper tool function. After changing brushes, it is recommended to replace the right
angle gear grease with 

95542 Grease

.

After maintenance is performed on tool check for excessive tool vibration.

Any electrical maintenance or service shall only be done by a qualified service professional.

Handling and Storage of Tool and Accessories:

Use of tool rests, hangers and/or balancers is recommended.

DO NOT carry tool by cord.

Protect abrasive accessories from exposure to water, solvents, high humidity, freezing temperature and extreme temperature changes.

Store accessories in protective racks or compartments to prevent damage.

Summary of Contents for Dynafile II 40503

Page 1: ...for outdoor use reduces the risk of electric shock Personal Safety a Stay alert watch what you are doing and use common sense when operating a power tool Do not use tool while tired or under the infl...

Page 2: ...e job better and safer at the rate for which it was designed b Do not use the power tool if switch does not turn it on or off Any power tool that cannot be controlled with the switch is dangerous and...

Page 3: ...ll a new abrasive belt and the belt guard Item 11 5 Run the tool and observe the tracking 6 Disconnect the tool from the power source 7 Adjust belt tracking by turning adjustment knob Item 7 to the le...

Page 4: ...6 Housing 14 95311 Screw 15 40029 Motor Lock 16 95217 Screw 17 72739 Drive Wheel 18 72734 Adapter 19 72735 Set Screw 2 20 40508 Motor Assembly Index Key No Part Description To order replacement parts...

Page 5: ...Nut 19 40168 Bearing 20 40169 Washer 21 40170 Bearing Cover 22 40171 Armature 23 40172 Fan Guide 24 40173 Rubber Pin 2 25 40174 Stator Assembly 26 40175 Bearing 27 40176 Bearing Holder 28 40177 Elect...

Page 6: ...L 60 to 80 grit Contact Wheel 5 8 dia x 3 8 W rubber 11329 Extra Length Arm 17 workable reach Belt Size 1 2 W x 44 L Contact Wheel 5 8 dia x 3 8 W rubber Platen 1 2 wide 11350 Bus Bar Excellent for c...

Page 7: ...8 5 8 Dia x 3 8 W Rubber Offset Arm To Prevent Gouging 11078 11077 11052 11054 11322 1 2 x 18 5 8 Dia x 3 8 W Rubber Contains two 11395 Guide 11090 11077 11052 95610 Wheels To Prevent Undercutting 113...

Page 8: ...to size Exceptions 11024 Steel Platen fastened with included hardware Unit 10 packages each Part Pkg Number Size Material Qty 11024 1 2 W x 3 L bolts on Steel 1 11025 1 2 W x 7 L x 1 8 Thk Soft Spong...

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