Instruction/ maintenance manual of the product OMM141979 J9 John Deere
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OMM141979 J9 J9 Mechanical Tiller 30-Inch OPERA T OR’S MANU AL North Am erican V ersion Litho in U.S.A..
Introduction INTR ODUCTION Introducti on Thank Y ou for Purc hasing This Product W e appreciate y our b usiness and wish y ou many y ears of saf e and satisfied use of y our machin e. Using Y our Operator ’ s Manual This manual is an im por tant par t of your machine and should remain with the machine when you sell it.
Product Identifica tion PR ODUCT IDENTIFICATION Product I dentificat ion Recor d Identification Numbers Mechan ical Tiller 30-Inch Ser ial No . (010001 - ) If you need to contact an Authorized Ser vice Cen ter for inf orm ation on servicing, alwa ys provide the product model and ser ial number .
T able o f Contents TA B L E O F C O N T E N T S All information, illustrations and specifications in this manual are based on the latest information at the time of publication. The right is reser ved to make changes at an y time without notice. COPYRIGHT© 1999 Deere & Co .
Saf ety - 1 SAFETY Safety Understanding The Machine Saf ety Labels The machine saf ety labels shown in this section ar e placed in impor tant areas on y our machine to dr aw atten tion to potential saf ety hazards. On y our machine saf ety labels , the words D ANGER, W ARNING, and CA UTION are used with this safety-aler t symbol, ( c ).
Saf ety - 2 SAFETY BEFORE DISMOUNTING OR SER VICING • Shut off engine and remov e key . • Lock br ake f or par k. • L o w e ro rb l o c ku pm a c h i n e . Operate Safel y • Chec k v ehicle brak e action bef ore you oper ate. Adjust or ser vice brakes as necessar y .
Saf ety - 3 SAFETY Practice Safe Maintenance • Underst and ser vic e procedure b ef ore do ing work . K eep area clean an d dr y . • Ne ver lubricate, service, or adjust machine while it is moving. K eep saf ety de vices in place and in working condition.
Prepare V ehicle - 4 PREPARE V EHICLE Prepare V ehicle Remove Mo wer Deck T ractor mower dec k must be remov ed from bef ore installing tiller . See your tractor oper ator ’ s manual or mo wer deck manual f or remov al instr uctions. Ballasting Requirements All tractor s require front wheel weig hts to be installed when using this tiller .
Installing - 5 INSTALLING Installi ng P ark V ehic le Safel y • Stop v ehicle on a le v el surf ace, not on a slope . • Disengag e PT O . • Engage the park brak e. • ST OP the engin e. • Remo ve th e ke y . • Bef ore you lea v e the operator ’ s seat, wait for engine and all moving par ts to STOP .
Installing - 6 INSTALLING handle (B) to rotate tiller housing while pulling left frame rail upward s to gain clearance to l ower fr ame wheels (C). 2. Unlock loc king pin (D) and rotate frame wheel do wn into engaged position and make sure loc king pin locks into loc king hole.
Installing - 7 INSTALLING Disengage Frame Suppor t Rod 1. Mov e to left side, under tr actor f ootrest — hold lift handle (B) down. 2. Piv ot suppor t rod (C) down in to storage position. 3. Slowly release do wnw ard pressure on lift handle (B) until cups of tiller frame latches (A) are seated up against mounting pins (D).
Installing - 8 INSTALLING tiller lift rod (B) upright, align tractor lift link (A) so pin (C) fits into hole (D) of lift link (A). 2. Install M13 x 24 x 2.5 mm w asher (E), from bag of parts, on lift rod pin (C). 3. F asten lift rod to lift link with spring locking ring (F), from bag of par ts.
Removing - 9 REMO VING Removing P ark V ehic le Safel y • Stop v ehicle on a le v el surf ace, not on a slope . • Disengag e PT O . • Engage the park brak e. • ST OP the engin e. • Remo ve th e ke y . • Bef ore you lea v e the operator ’ s seat, wait for engine and all moving par ts to STOP .
Removing - 10 REMO VING Disengage Belt And Unhook Left Clip Latch 1. Mov e to r ight side , under tractor f ootrest — mov e belt tensioning idler lev er (A) out of “ ENGAGED ” position into “ DISENGA GED ” position (point ing toward front of tractor).
Removing - 11 REMO VING Lock Frame Wheels Into Engage P osition 1. Mov e to left rear , behind tractor dr ive wheels — pull and hold out wheel locking p in (A). 2. Swing left wheel assembly ( B) down into “ ENGA GE ” position. Mak e sure loc king pin engages hole in loc king brac ket.
Operating - 12 OPERATING Operating Tilling Tips Install correct front and rear tractor w eights. See Install W eights and Chains in Installing the Tiller section. Till with engine at F AST thrott le, control g round speed with appropriate transmission spe ed range.
Operating - 13 OPERATING Move Implement to “ RAISE ” P osition 1. First push implement lift le v er (A) f orward slightly , then depress and hold do wn button (B) to unlo ck lift le ver loc king mechanism.
Operating - 14 OPERATING 3. Mov e to r ight side, below tractor f ootrest — rem ov e spring locking ring (A) and flat washer (B) f or m lift rod pin (C). 4. Remov e lift rod (D) f or m tractor lift link (E). NO TE: Maximum tilling depth is 150 mm (6-in.
Operating - 15 OPERATING 2. Mov e to left side of tiller housing — grasp han dle (C) to raise tiller housing to remov e pressure on transpor t locking pin (D) and continue to hold tiller housing sta.
Operating - 16 OPERATING mechanism. 2. Pull lift le v er (A) rew ard out of “ LO WER ” position ( s h o w n ) ,r e l e a s eb u t t o n( B )a n dc o n t i n u et op u l ll e v e ra l l - the-wa y .
Ser vice - 17 SERVIC E Service Service Intervals Checking Belt T ension Picture Note: Tiller removed for c larity purposes only . 1. Chec k position of belt ten sion rod (A): • If rod end is in po sition (B), against the v er tical frame rail (C), the belt i s too tight and m ust be loosened.
Ser vice - 18 SERVIC E Cleaning Under Belt Shield Picture Note: Tiller removed for c larity purposes only . 1. Mov e to left side of tiller housing — remove two self- tapping cap screws (A) and belt shield (B). 2. Clean dir t from sheave and surrounding area .
Ser vice - 19 SERVIC E 2. Loosen flang e lock n ut (A) on tensioning idler . Move be lt guide (B) awa y from belt. 3. Loosen top jam nuts (C), o ne on each side, to tilt guide bolts (D) aw ay from drive shea ve. 4. Remove belt. Install Primary Drive Belt 1.
Ser vice - 20 SERVIC E 7. Remov e secondary b elt (K) from tiller drive shea ve . Install Secondary Drive Belt 1. Install ne w secondar y dr iv e belt with one twist (A), as shown, to seat “ V ” of belt in secondary drive shea v e (B).
Ser vice - 21 SERVIC E 2. Raise tiller as high as it will go if still on tractor . NO TE: For ease in replacing tines, yo u can remove tiller fr om the tractor an d turn it completel y upside down. Put do wn prote ctive tarp or carpet to pr otect paint finish.
Ser vice - 22 SERVIC E • MiddleTine Sets : Remo v e lock nut s (A), bolts (B), spacers (C), t wo left tines (D), and two right t ines (E). Remember to inst all ne w bolts so heads a re to left side and ne w lock n uts are to right side . A total of eight spacers are used in these middle tine sets — fo u r i n e a c h set.
T roubl eshooting - 23 T R OUBLESHOOTING Troubleshooting Using T roub leshooting Char t If yo u are ex periencing a problem that is n ot listed in this char t , see your authorized dealer for ser vice.
Stor age - 24 STORAGE Storage Storing Tiller 1. Remo v e tiller from tr actor . (See the REMO V ING section.) 2. Clean tiller with water pressure. 3. Chec k belts. If necessary , get ne w belts from your A uthorized Service Center . DO NOT in stall the ne w belts until you tak e tiller out of storage .
Assembly - 25 ASSEMBL Y Assembly Identify Parts – 30 Inch Mechanical Tiller Bag of P arts M96256 B C D E F G H L I O K J A M96254 M N P Q Qty . Us ed P ar t Description Size 1 Handle, L ift (A) 2 Pin, Mounting (B) 1 Sheav e, Idler (C) 1 Guide, Belt (D) 2 Bolt, Flange (E) M12 x 1.
Assembly - 26 ASSEMBL Y Install T ractor Rear -Frame Hard ware 1. F rom bag of part s, in stall one spacer (A ) on each M12 x 1.75 x 50 mm flange bolt (B). 2. Install spa cers and bolts in BO TT OM holes at rear of tractor fr ame and secure with M12 x 1.
Assembly - 27 ASSEMBL Y Put Tiller Frame Rails In T ransport Position 1. Pull left frame rail up until locking pin (A) can be loc ked into locking br ack et hole. Push do wn on tiller handle (B) to rotate tiller housing while pulling left frame rail up to gain clearance to lo wer left frame wheel.
Assembly - 28 ASSEMBL Y NO TE: Make sure belt guide does not mo ve out of position when tighte ning lock nut. 6 . T i g h t e nM 8x1 . 2 5l o c k n u tt o4 0N • m (354 lb-in.). 7. After tightening, mak e sure the idler shea v e rotates freely on the tens ioning ar m.
Specifications - 29 SPECIFICATIONS Specific ations Tiller Speci fications Tiller Specifications Dimensions: C u t t i n gW i d t h ................ ................ ............. ................ .......... 7 6 2m m ( 3 0 - i n . ) M a x i m u mC u t t i n gD e p t h .
Inde x - 30 INDE X Index B Ballasting Requirements .........................................4 Before Tilling ........................................................12 Belt Shield, Cleaning Under .................................18 Belt Tension, Checking .
Notes - 31 NOTES Notes.
Quality Sta tement - 32 QUALITY STATEMENT Quality Stateme nt Y our product , designed and built b y John Deere, is more than just a purchase , it ’ s an inv estment in quality . That quality goes be y ond our equipment to y our dealer ’ sp a r t s and service suppor t.
An important point after buying a device John Deere OMM141979 J9 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought John Deere OMM141979 J9 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 John Deere OMM141979 J9 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, John Deere OMM141979 J9 you will learn all the available features of the product, as well as information on its operation. The information that you get John Deere OMM141979 J9 will certainly help you make a decision on the purchase.
If you already are a holder of John Deere OMM141979 J9, 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 John Deere OMM141979 J9.
However, one of the most important roles played by the user manual is to help in solving problems with John Deere OMM141979 J9. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device John Deere OMM141979 J9 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
