Instruction/ maintenance manual of the product 20980 Gravely
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GRAVELY OPERATOR'S MANUAL The 28 I nch and 34 I nch S nowblower s are us ed with Gravel y two wheel trac tors. The 38 Inch an d 44 Inch Sno wblowers are used with Gravel y four wheel tr actors. To fas ten the Snowb lower to a Gr avely two whee l tractor a Quick Hitch Pin Kit , part No.
CONTENTS 1.0 ....................................................S AF ET Y P R E C A U T I O NS 2.0 ....................................................I L L U S T R A T E D P A R T S L I S T 3 . 0 ................................................... CO NNE CTING TH E SNO W BLOW ER T O T H E TW O W HEEL TRACT OR 4.
1.0 SAFETY PRECAUTIO NS The information in this O perator's Manual must be followed to do service and for safe operation o f this equipment. Using this eq uipment the wrong way can cause inj ury to persons and damage to the equipment.
1.1 TR A INING 1. Read t he Operator 's Ma nual and l earn the function of the tractor' s controls. K now how to stop the tr actor and s nowbl ower drive fast. 2. Never let children operate t he equi pment. 3. Let a dults opera te the equi pment onl y after reading a nd under standin g the instr uctions in this Opera tor's Ma nual.
SNOW BLOW ERS, 2 8 ” , 3 4 " , 38" & 4 4 " FAN DRIVE SNOW BLOW ERS, 28", 3 4", 38" & 44" FAN DRIVE ITEM NO. PART NO. QTY. DESCRIPTION 1 419454 2 Nut, Lock ; 1/4-20 W asher Inser t 2 180044 1 Bolt, Hex; 1/4-20 x 2 3 20992 1 W eldment, Drive Shaft 4 124553 1 Key, W oodruff ; 1/4 x 1 Har d No.
SNOW BLOW ERS, 28", 3 4", 38" & 44" CRANK ASSEMBL Y ITEM NO. PART NO. QTY. DESCRIPTION 1 20984 1 Brack et, Support 2 20999 1 Spring, C ompr ession 3 1934 0 1 Race, Beari ng Thrus t; 1.
SNOW BLO W ERS, 28", 34", 38" & 44" REEL DRIVE ASSEMBLY.
SNOWBLOWERS, 28”, 34”, 38” & 44” REEL DRIVE ASSEMBLY ITEM NO. PART NO. QTY. DESCRIPT ION 1 2 120392 4 W asher , Flat; .281 x .625 x .065 3 6341 1 Cap, Front Pinion Bearing 4 6339 1 Gasket,.
SNOW BL OW ERS , 28" & 34 " FRAME ASSEMBLY.
SNOWB LOWE RS, 2 8" & 34" WA LKING FRAME A SSEMBLY ITEM NO. PART NO. QTY. DESCRIPTION 1 180075 5 Bolt, Hex ; 5/16-18 x 5/8 2 12409 2 Bearing, Flange 3 10579 I Bracket, Gear B ox Support 4 120394 13 Washer, Flat; . 406 x .812 x .065 5 456004 9 Nut, Lock; 3/2-16 W ash er Insert Hex 6 20706 1 Strip, Wear; 28 In.
SNOW BL OW ERS , 38" & 44 " FRAME ASSEMBLY.
SNOWBLOWERS, 38" & 44" FRAME A SSEMBLY ITEM NO . PART NO. QTY- DESCRIPTION 1 180075 5 Bolt, Hex ; 5/16-18 x 5/8 2 11788 1 Strip, Wear 19791 1 Strip, Wear 3 10579 1 Bracket, Gear B ox Support 4 120394 13 Washer, Flat; .
3.0 CONNECTING THE SNOWBLOW ER TO THE TWO WH EEL TR ACTO R 1. Install the Q uick Hitch Pin Kit as shown in f i gur e 3.0 -1. 1 -Quick Hitch Pin 2 - Bolt 3 -Attachment Adapter 4 --- Bu shing Figure 3.0-1 2. Put the bushing on the 1/2" x 2-3/4" Bolt and fasten to the upper, left quick hit ch stud as shown in figur e 3 .
4.0 OPERATING THE 28 & 34 INCH SNOWBLOWERS Read the tractor Operator's Manual. Know how to operate the tractor controls. 1. Adjust the skids shown in f igure 4.
NOTE: W hen going thr ough the s now for the f irst time, a f ull width pas sage m ust be cut. T he forward sp eed m ust be slo w enoug h to perm it the snow to go t hrough t he dis charge chut e without being sto pped. 9. Put the Dir ection Co ntrol L ever in the for ward position and m ake the f irst passage through the snow.
3. Put the fram e pivot rod of the snowblow er support in the fro nt attachme nt brackets and fast en wi th the hi tch pins as sh own i n figure 5.0-3. 1. Frame P ivot Rod 2. Fro nt At tachme nt Br acke t 3. Hitch Pin 4. Univ er sal J oin t Sh aft 5. Un iversal Jo int Tube Figure 5.
6.0 OPERATING THE 38 & 44 INCH SNOWBLOWERS Read the tractor Operator's Manual. Know how to operate the tractor controls. 1. Adjust the skids shown in f igure 6.
11. On the next and rem aini ng passages , cut as much s now as will go throu gh the dis charge chute with out being s toppe d. 12. If the r eel stops turnin g while the fan cont inues to turn, dis engage the PT O, stop th e engine and tighten the nuts on e ach en d of the re el sho wn in figure 6.
GRAVELY ATTA CHMENT LIMITED WARRA NTY This Limited W arranty is issued by Gravely Division, McGraw-Edison Company, and consists of the following terms: 1. Only the original purchaser of new Gravely manufactured attachments is covered by this W arranty.
An important point after buying a device Gravely 20980 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Gravely 20980 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Gravely 20980 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Gravely 20980 you will learn all the available features of the product, as well as information on its operation. The information that you get Gravely 20980 will certainly help you make a decision on the purchase.
If you already are a holder of Gravely 20980, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Gravely 20980.
However, one of the most important roles played by the user manual is to help in solving problems with Gravely 20980. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Gravely 20980 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
