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Manual Gravely 260Z

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Summary
  • Gravely 260Z - page 1

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  • Gravely 260Z - page 2

    2 Section 1 - Introduction . . . . . . . . . . . . . . . . . . 1-3 1.1 The Manual . . . . . . . . . . . . . . . . . . . . . . . . 1 -3 1.2 Ser v ice and R eplacement Par ts . . . . . . . . 1-3 1.3 Product Registration . . . . . . . . . . . . . . . . . 1-3 1.4 Unauthor ized Re placement Par ts . . . . . . . 1- 3 1.5 Disc laimer . . . . . . . . . . . ...

  • Gravely 260Z - page 3

    1 - 3 1.1 THE MANUAL The pur p ose of this m anual is to provide complete instr ucti ons f or ser vice, main tenance, disa ssembly , repair , and install ation of the mechani cal com ponents for the Promaster 260Z and 25 0Z. Dealer trained se rv ice per sonnel sh ould us e this manual as a supple ment to and reminder of the training session s condu ...

  • Gravely 260Z - page 4

    2 - 4 T o reduce the in cidence of misplac ed tools or par ts, place removed components with al l attaching hardware in the d isassembly order on a clean work sur f ace. Organ ization is a ke y par t of pr oper reass embly . T oo ls, instr uments, an d par ts nee ded f or the job should be gather ed bef ore work is star ted. In terrup ting a job to ...

  • Gravely 260Z - page 5

    2 - 5 Ope ratio n Understan d: • How to operate all con trols • The func tio ns of all cont r ols • How to ST OP in an E mergency • Speed ran ges Do not ope rate any of the control l e v ers or power tak e - off unle ss both feet are res ting on the platf or m. DO NOT trav el at too fast a rate. DO NO T c hange engine gov ern or settings or ...

  • Gravely 260Z - page 6

    2 - 6 Storage DO NO T store unit inside a buildi ng with fuel in the fue l tank wher e any ignition s ources are pres ent. All o w unit to cool complete ly . AL W A YS cl ean unit be f ore e xtended s torage. See Engine Manual f or proper storage. Battery A v oid Elec tric S hoc k. DO NO T re v erse batter y connec tions. Explo sive Gases! P oisono ...

  • Gravely 260Z - page 7

    3 - 7 SECTION 3 - SPECIFICATIONS Model N umber 992020 and 02 2 992018 992021 992023 992024 Model PM260Z 25 HP K ohler with 60" d eck PM260Z 25 HP K ohler with 50" d eck PM260Z 22 HP Robin with 50" d eck PM250Z 2 0HP Briggs & Stratton with 50" dec k PM260Z 22 HP Robin with 60" dec k Length - cm (in) 229 (90)* 221 (87) 22 ...

  • Gravely 260Z - page 8

    4 - 8 4.1 CONTROLS AND FEA TURES SECTION 4 - GENERAL MAINTENANCE & ADJUSTMENTS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1. Mow er Dec k w ith Chute D eflector 2. Fuel Shut Off V alve 3. P arking Br ak e 4. Battery 5. Hour Me ter 6. Oil Pres sure Indicato r 7. Engine F rame and Hood (26 0Z) 8. Fuel T anks and Ca ps 9. Chok e Contro l 1 ...

  • Gravely 260Z - page 9

    4 - 9 4.2 SERVICE P OSITIO N - 26 0Z T o ensure the unit is position ed in the pro per ser vice positi on: 1. Place unit on a f lat lev el surface. AL W A YS stop engine. Assur e unit is s ecure and will not tip over . Strap and clamp onto lift if used. 2. Place steer ing lev ers in neutral positi on and se t par king brake. 3. Unhook hood latc hes ...

  • Gravely 260Z - page 10

    4 - 10 When ta king uni t out of extended storage: 1. Check f or any damag e or loose par ts. Repair , replace, or tighten hardware bef ore operati on, espec ially blade attachme nt bolt s. 2. If a pre ser v ative fluid was used in fuel tan k, drain and disc ard. Fill fuel ta nk with fresh n e w fuel. 4.6 FILLING THE FUEL T ANK Add fuel to the tank ...

  • Gravely 260Z - page 11

    4 - 11 4.9 BASIC ENGINE MAINTENANCE See your engin e manual and S ection 5 of this manual for detailed informa tion o n the operation a nd mainten ance of your engi ne. 1. Each d a y bef ore operating, check the lev el of the oil in the engine. Nev er operate the en gine when the oil le v el is below the add m ark. 2. Each d a y bef ore operating, ...

  • Gravely 260Z - page 12

    4 - 12 4.11 TIRES Before each use, ma k e a visua l check of tires. The correc t air pressu re is 12 -15 psi (83- 103 kn/m2) f or the rear tir es, and 20-25 ps i (138-17 2 kn/m2) for the front tires. 4.12 MOWER BLADES NO TE: If mow er is use d under san dy soil co nditions, replace blades when air l ifts becom e eroded through at ends (Figur e 9) . ...

  • Gravely 260Z - page 13

    4 - 13 4.13 STEER IN G CONTROL NEUTRAL ADJUSTMENT If the unit has e xcessive creep w hen the control lev ers are in neutral, adj ust as follows: (Figur e 10) 1. If hydraulic sy stem is co ld, r un unit for a mini mum of five minutes, then shut off unit. 2. M ake sure both contr ol lev ers are in neutral. Ra ise hood (2 60Z). 3. W ith the un it up t ...

  • Gravely 260Z - page 14

    4 - 14 4.15 A DJUSTING THE P ARKING BRAKE 1. The P arking Br ak e ma y be adjus ted thr ough t he use of t he jam nuts o n the brake rod which pu sh agains t the comp ression spr ing which pushes on the cal iper ar m. Se e Figure 11. 2. T ur n the nuts fur th er on the ro d (clockwise) to tighten the brake and fur th er off the ro d (coun terclockw ...

  • Gravely 260Z - page 15

    4 - 15 4.17 LE VELING THE MO WER DEC K These ad justments should be made on a le v el sur f ace with the tires infla ted to the correc t air pressure. The mower is lev eled from s ide to si de with the slots where 4 c hains f asten to the mower mounting b r ackets. The mower is le veled from front to rear by adjust ing the rod r unnin g down each s ...

  • Gravely 260Z - page 16

    5 - 16 5.1 ENGINE T ROUB LESHOOTING The follo wing troubleshooti ng char t is to be u sed to isola te engine pro b lems an d give possible causes and correcti v e actio n respon se s . The troubleshootin g ke y is gener ic and c an be use d f or se ver al type s of en gines. Use onl y those possible causes and correcti v e actio ns that apply to th ...

  • Gravely 260Z - page 17

    5 - 17 5.2 REMOVING THE ENGINE 1. Plac e the m ow er in the f ull s ervice pos i tio n. 2. Di sconnect t he batter y cables, negative first. 3. Di sconnect i gnition w ires using th e connec tors. 4. Re mov e the belts fr om the pulley and clu tch. 5. Un screw the bolt f rom the cente r of the outp ut shaft and rem ov e clutch. Refer to "Repl ...

  • Gravely 260Z - page 18

    6 - 18 6.1 CHECKING THE HYDRAULIC FLUID LEVEL A check of the hydraulic fluid lev el should be m ade dai ly . NO TE: The oil lev el should b e centered b etween the two mar ks on th e dipstick. To C h e c k : Fi rst, remove any dir t that m a y be aroun d the cap on the tank. Remove the dipstick and check the oil lev el. If re quired, a dd Mobil 15W ...

  • Gravely 260Z - page 19

    6 - 19 6.4 REPLACING THE HYDRAULIC PUMP The two hydraulic pumps a re located i nside th e chassis in fron t of the engine. The pum ps are m aintenance fr ee and sho uld be re placed in th e e v ent of a f ailure. See Figure 15. T o R eplace a Hydraulic Pump 1. Li ft cov er to full ser vice po sition. 2. Rem ov e the cros s channel. 3. Cle an hoses ...

  • Gravely 260Z - page 20

    6 - 20 6.5 RE PLACE W HEEL MOT OR Each dr ive wheel is mounted to a hydraulic dri v e motor . The dr iv e motors ar e maintenanc e free. In the e vent of a failure, the drive motors should b e replaced . T o Replace a Drive Motor 1. L oosen the wheel lugs 1/4 tur n. 2. Jack the dr ive wheels off the ground and s ecurely suppor t the un it. 3. Re mo ...

  • Gravely 260Z - page 21

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  • Gravely 260Z - page 22

    6 - 22 6.8 HYDRAULIC DIAGRAM A A B B A A B B A B Lift Cylinder Oil Filter Left Wheel Motor Upper Lower Right Wheel Motor Upper Lower PRESSURE RETURN SUCTION Right Pump Left Pump Oil T ank Deck Lo wer Deck Lift Lift V alve Re verse High Pressure F orward High Pressure Re verse High Pressure F orward High Pressure Return Inlet ...

  • Gravely 260Z - page 23

    7 - 23 7.1 MOWER DEC K Mower Spin dles This uni t utilizes a ma intenanc e free extended life spindl e. No routine mai ntenance is required. In the ev ent of bear ing failure or a bent shaft the s pindle shoul d be r eplac ed. T o Remo ve the Spindle 1. Plac e the u nit in service pos iti on. T urn k ey off an d remove the spar k plug wire from con ...

  • Gravely 260Z - page 24

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  • Gravely 260Z - page 25

    9 - 25 9.1 T OOLS There are some spe cialized tools an d test equipment that are needed for electri cal repai r work. A brief descr iption of these follows. Long or needle nose pliers - used to connect or ben d wires and conne ctors in c lose qu ar ter s. Diagonal cutters - used to cut wires or tri m connec- tions. Wire stripper/crimping tool - ava ...

  • Gravely 260Z - page 26

    9 - 26 V oltage Measurement There are two basic rul es to be rem embered when using a v oltm eter . A voltmeter mea sures th e v olta ge difference between th e test lea ds and the voltmeter i s alwa ys co nnected ac ross the circuit un der test . Current Measurement The two r ules to rem ember wh en measur ing cu rrent with an a mmeter are; an amm ...

  • Gravely 260Z - page 27

    9 - 27 IMPORT AN T : When distil led water is add ed to batter y dur ing freez ing weather , batter y must be charged to mix water with ele ctrolyte, or w a ter will rem ain at top and fre eze . Battery Charger Under n orma l condit ions, the engi ne alter nator will hav e no problem keeping batte r y charg ed. When un it has se t f or an extended ...

  • Gravely 260Z - page 28

    9 - 28 IMPORT AN T : Ch arging at hi gher rates wil l damage the batter y and cause excessive gassin g and aci d spe wing. J ump Starting The unit u sed f or jump star ting sho uld hav e a 12 volt batter y with at le ast 500 cold cranking am peres, and a negatively grounde d system. 1. E nsure batter y i s not frozen. If the fl uid is frozen, remov ...

  • Gravely 260Z - page 29

    9 - 29 Ignition Switc h NO TE: Ref er to the wir ing diagram of the unit inv olv ed to deter m ine switch functions and test u sing the meth - ods de scribed. The ignit ion s witch inco rp orates a number of fun ctions, althoug h not all f unctions ar e used on all equipme nt. The switch has th ree positio ns: OFF , R UN, and a momentar y con tact ...

  • Gravely 260Z - page 30

    9 - 30 functio ning) or th e de vice i s open and is therefore defectiv e. Use an ohmm eter to check for continuity . 9.7 DIODES AND RECTIFIERS Diodes are solid state, semicondu ctor devices. They contai n no moving par ts and c onduct cur rent better in one dir ection than t he other . The y are electr ical "che c k valv es" and per m it ...

  • Gravely 260Z - page 31

    9 - 31 9.8 WIRING DIAGRAMS Models 992018, 020, 021, 022, 024 87a 30 85 86 87 30 85 86 87 WHITE / BLACK ENGINE BLACK BRO WN KEY SWITCH 1 2 BRO WN / YELLOW BLACK RED / VIOLET SEA T SWITCH 12 PINK BLACK PURPLE MA GNETO KILL RED BLACK HOUR METER BLACK PURPLE / WHITE SEA T / PT O RELA Y 3 OIL PRESSURE BLUE / WHITE BRAKE SWITCH 2 1 4 FUSE 30A PTO CLUTCH ...

  • Gravely 260Z - page 32

    9 - 32 Model 992305 87a 30 85 86 87 30 85 86 87 WHITE / BLACK ENGINE BLACK BRO WN KEY SWITCH 1 2 BRO WN / YELLOW BLACK RED / VIOLET SEA T SWITCH 12 PINK BLACK PURPLE MA GNETO KILL RED BLACK HOUR METER BLACK PURPLE / WHITE SEA T / PT O RELA Y 3 OIL PRESSURE BLUE / WHITE BRAKE SWITCH 2 1 4 FUSE 30A PTO CLUTCH 12 PTO SWITCH 4 3 9 1 7 ST AR T RELA Y RE ...

  • Gravely 260Z - page 33

    9 - 33 Model 992023 87a 30 85 86 87 30 85 86 87 WHITE / BLACK ENGINE BRO WN KEY SWITCH 1 2 BRO WN / YELLOW BLACK RED / VIOLET SEA T SWITCH 12 PINK BLACK PURPLE MA GNETO KILL RED BLACK HOUR METER BLACK PURPLE / WHITE SEA T / PT O RELA Y OIL PRESSURE BLUE / WHITE BRAKE SWITCH FUSE 30A PTO CLUTCH 12 PTO SWITCH 4 3 9 1 7 ST AR T RELA Y REGULA T OR FUEL ...

  • Gravely 260Z - page 34

    GRA VEL Y A Division of Ariens Company 655 West Ryan Str eet P .O. Box 157 Brillion, WI 54110-0157 920-756-2141 Fax 920-756-2407 www .gravely .com ...

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Gravely 260Z by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Gravely 260Z.

A complete Gravely manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Gravely 260Z - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Gravely 260Z, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Gravely 260Z, that we can find in the current document
3. Tips how to use the basic functions of the device Gravely 260Z - which should help us in our first steps of using Gravely 260Z
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Gravely 260Z
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Gravely 260Z in a specific country, if it was not possible to solve the problem on our own.

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