Gravely 20980, 20981, 20982, 20979 User Manual

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Gravely 20980, 20981, 20982, 20979 User Manual

GRAVELY

OPERATOR'S

 

MANUAL

NAME: GRAVELY SNOWBLOWERS

PART NUMBER(S): 28”

- 20979

 

34”

- 20981

 

38”

- 20980

 

44”

- 20982

The 28 Inch and 34 Inch Snowblowers are used with Gravely two wheel tractors. The 38 Inch and 44 Inch Snowblowers are used with Gravely four wheel tractors.

To fasten the Snowblower to a Gravely two wheel tractor a Quick Hitch Pin Kit, part No. 23220, is needed. To fasten the Snowblower to a Gravely four wheel tractor a Front Drive Kit, part No. 21124, is needed.

All reference to left side, right side, front and rear are from the operator's position.

To continue its program of quality and design improvement,

Form No: 24729 (6-78)

Printed in U.S.A.

the manufacturer reserves the right to change specifications,

 

 

designs and prices without notice and incurring obligation.

 

 

 

CONTENTS

1.0

....................................................SAFETY PRECAUTIONS

2.0

....................................................ILLUSTRATED PARTS LIST

3.0 ...................................................

CONNECTING THE SNOWBLOWER TO THE

 

TWO WHEEL TRACTOR

4.0 ....................................................

OPERATING THE 28 or 34 INCH

 

SNOWBLOWER

5.0 ...................................................

CONNECTING THE SNOWBLOWER TO THE

 

FOUR WHEEL TRACTOR

6.0 ...................................................

OPERATING THE 38 or 44 INCH

 

SNOWBLOWER

7.0 ....................................................

MAINTENANCE

8.0 ....................................................

STORAGE

1.0 SAFETY PRECAUTIONS

The information in this Operator's Manual must be followed to do service and for safe operation of this equipment.

Using this equipment the wrong way can cause injury to persons and damage to the equipment. Persons using or doing maintenance on this equipment must read this Operator's Manual and follow the instructions.

It is important to understand that the warnings in this Operator's Manual and any other instruction book do not list every possible danger. It is not possible for Gravely to know and tell the operator or person doing service on the equipment of all the dangers in operating and doing service an the equipment.

The purchaser must give these instructions to the persons operating and doing maintenance on this equipment. The purchaser must get the operator and person doing maintenance on this equipment to use eye and foot protection.

1.1TRAINING

1.Read the Operator's Manual and learn the function of the tractor's controls. Know how to stop the tractor and snowblower drive fast.

2.Never let children operate the equipment.

3.Let adults operate the equipment only after reading and understanding the instructions in this Operator's Manual.

1.2PREPARATION

1.Before snowfall, inspect the area of operation and remove all material that will be thrown, stop or do damage to the snowblower.

2.Put 'the Direction Control lever in the neutral position and the PTO control in the OFF position before starting the engine.

3.Use foot protection that will decrease sliding.

4.Use caution when putting gasoline in the fuel tank.

5.Use a clean and tight fuel container.

6.Never put gasoline in the fuel tank while the engine is running.

7.Never put gasoline in the fuel tank while the tractor is inside a building.

8.Clean off any gasoline that falls on the tractor before starting the engine.

9.Lower the snowblower skids to give ground clearance needed to stop gravel from going into the snowblower.

1.3OPERATION

1.Keep away from moving parts.

2.Keep away from the discharge chute.

3.Never use the tractor for person transport.

4.Put the PTO control in the OFF position, turn the ignition switch to the OFF position and wait until the engine and moving parts stop before leaving the tractor seat or operator's position to make adjustments, repairs, or give service.

5.After hitting some material, put the PTO control in the OFF position and turn the ignition switch to the OFF position_ Make repairs before restarting.

6.Vibration or sound change is a warning that damage has been done. Make repairs before operating the equipment.

7.Never start and run the engine inside a building except to move the equipment outside.

8.The snowblower auger or impeller can be stopped by too much ice, snow or debris while the engine is still giving power to the snowblower. Severe injury to the person can be caused when cleaning the snowblower while the engine is running. NEVER CLEAN THE

SNOWBLOWER WITH THE ENGINE RUNNING.

9.When removing snow from a slope, go up and down the slope, never across.

10.Use caution when changing direction on slopes.

11.Never operate the snowblower without all safety equipment being in place.

12.Discharge the snow away from any area where the snow can cause damage.

13.The forward speed must be slow enough to permit the snow to go through the snowblower without being stopped.

14.Use a slow speed when moving the equipment to decrease sliding on surfaces with ice.

15.Use only Gravely accessories for the snowblower and tractor.

16.Do not operate unless you can check the area visually.

17.Run the snowblower a short time after blowing snow to decrease freezing of the collector/impeller.

18.After using the snowblower, disengage the PTO and stop the engine and remove all snow and ice before putting the snow-blower in storage.

19.Never put the tractor in storage with gasoline in the fuel tank.

SNOWBLOWERS, 28”, 34", 38" & 44"

FAN DRIVE

SNOWBLOWERS, 28", 34", 38" & 44"

FAN DRIVE

ITEM NO.

PART NO.

QTY.

DESCRIPTION

1

419454

2

Nut, Lock; 1/4-20 Washer Insert

2

180044

1

Bolt, Hex; 1/4-20 x 2

3

20992

1

Weldment, Drive Shaft

4

124553

1

Key, Woodruff; 1/4 x 1 Hard No. 15

5

20573

1

Kit, Repair Universal Joint Neapco 1605x

 

12134

1

Kit, Repair Universal Joint Rockwell Std.

6

14987

4

Ring, Retaining; 1.00 Shaft

7

19731

1

Weldment, Fan

8

19741

1

Bearing, Ball; 1.000 x 1.850 x .472

9

24560

1

Kit, Repair Universal Joint (Neapco)

10

20859

2

Ring, Retaining

11

19740

1

Support

12

21168

1

Assembly, U--Joint; Double; Applies to 28" & 34" Only

13

411027

1

Fitting, Lube; 1/4-28 Lube; 1/4-28

14

20727

1

Joint, Universal; Rect. Shaft

15

20728

1

Joint, Universal; Rect. Tube

16

 

 

Refer to Reel Drive Assembly

NOTE: Circle A Pertains to 38" & 44" Riding Snowblowers Only

SNOWBLOWERS, 28", 34", 38" & 44"

CRANK ASSEMBLY

ITEM NO.

PART NO.

QTY.

DESCRIPTION

1

20984

1

Bracket, Support

2

20999

1

Spring, Compression

3

19340

1

Race, Bearing Thrust; 1.002 x 1.552 x .030

4

20989

1

Shaft

5

456542

2

Pin, Spring; 3/16 x 1-1/2

6

21144

1

Eye, Single

7

20997

1

Assembly, Cable

8

20998

1

Support

9

9630

2

Clamp, Hose SAE; Type F

10

9612

1

Connector

11

10211

1

Grip, Handle

12

120396

1

Washer, Flat; .500 x 1.062 x .095

13

137185

1

Pin, Cotter; .125 x 1.00

14

21005

1

Weldment, Crank Support; 38" & 44"

15

21020

1

Decal, Snowblower Discharge

16

9652

1

Crank, 28" & 34" Snowblower

 

21022

1

Crank, 38" & 44" Snowblower

17

454563

1

Pin, Spring; 3/16 x 7/8 Cap

18

10210

1

Cap, Stud

19

20985

1

Weldment, Crank Support; 28" & 34"

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