Scag Power EquipmentメーカーSTT-28CATの使用説明書/サービス説明書
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PART NO. 03244 PRINTED 2/2008 PRINTED IN USA © 2008 Scag Power Equipment Division of Metalcraft of Mayville, Inc. Congratulations on owning a Scag mower! This manual contains the operating instructions and safety information for your Scag mower.
W ARNING F AILURE T O FOLLO W SAFE OPERA TING PRA CTICES MA Y RESUL T IN SERIOUS INJUR Y OR DEA TH. Read this manual completely as well as other man uals that came with your mo wer . • DO NO T operate on steep slopes. T o chec k a slope, attempt to bac k up it (with the • cutter deck do wn).
I R T able of Contents T ABLE OF CONTENTS GENERAL INFORMA TION SECTION 1 - ................................................................................... 1 1.1 INTRODUCTION .........................................................................
II R T able of Contents ADJUSTMENTS SECTION 6 - ................................................................................................. 23 6.1 P ARkING BRAkE ADJUSTMENT ........................................................................
1 R Section 1 INTRODUCTION 1.1 Y our mo wer w as b uilt to the highest standards in the industr y . How ev er , the prolonged life and maximum efficiency of your mo wer depends on you follo wing the operating, maintenance and adjustment instr uctions in this manual.
2 R Section 1 SYMBOLS 1.4 SYMBOL DESCRIPTION SYMBOL DESCRIPTION Choke T ransmission P arking Brake 48071S Spinning Blade On/Star t Spring T ension on Idler Off/Stop Oil F alling Hazard Thrown Object H.
3 R Section 2 INTRODUCTION 2.1 Y our mo wer is only as saf e as the operator . Carelessness or operator error ma y result in serious bodily injury or death.
4 R Section 2 If the operator(s) or mechanic(s) cannot read English 7. or Spanish, it is the owner's responsibility to e xplain this material to them. DO NO T wear loose fitting clothing. Loose clothing, 8. jew elr y or long hair could get tangled in moving par ts.
5 R Section 2 When using any attachment, ne v er direct the 4. discharge of material toward b ystanders or allow any one near the machine while in operation.
6 R Section 2 Low er the roll bar only when absolutely necessar y . T o lower the roll bar , loosen the tension knob on both 1. the left hand and right hand bar . See Figure 2-1. Remov e the hair pin cotter pins and remov e the two 2. (2) lock pins . See Figure 2-2.
7 R Section 2 It is recommended that the seat belt be inspected on a daily basis f or signs of damage. Any seat belt system that shows cuts, fraying, extreme or unusual wear , significant dis colo rat.
8 R Section 2 MAINTENANCE CONSIDERA TIONS & 2.6 ST ORA GE Ne ver mak e adjustments to the machine with the 1. engine running unless specifically instr ucted to do so . If the engine is r unning, k eep hands, f eet, and clothing aw ay from mo ving par ts.
9 R Section 2 SAFETY AND INSTRUCTIONAL DECALS 2.7 390S0150F 483395 483406 483407 483402 483444 483154 W ARNING INST ALL BEL T COVER BEFORE OPERA TING MA CHINE READ OPERA TOR'S MANU AL 481568 FOR W ARD REVERSE F R 483429 483633 ! CA UTION DIESEL FUEL ONL Y Av oid injur y from bu rn s.
10 R Section 3 SPECIFICA TIONS ENGINE 3.1 General T ype .................................................................................................... Hea vy Duty Industr ial/Commercial Diesel Brand ..............................................
11 R Section 3 CuTTEr dECk 3.4 T ype ........................... Floating, Adjustable , Anti-scalping, Hybrid Design Combines Out-front and Belly-mount Designs Construction ..........................10-gauge steel reinforced with 7-gauge (3/16") Support Plate.
12 R Section 4 CA UTION Do not attempt to operate this mower unless you have read this manual. Learn the location and purpose of all controls and instruments before you operate this mo wer . CONTROLS AND INSTR UMENT 4.1 IDENTIFICA TION Bef ore operating the mower , f amiliarize yourself with all mow er and engine controls.
13 R Section 4 Hour meter (Figure 4-1). 7. Indicates the number of hours the engine has been operated. It operates whene ver the engine is running. Has preset maintenance reminders f or engine and hydr aulic system oil changes. Will start flashing scheduled maintenance 2 hours bef ore preset time and continue flashing until 2 hours after .
14 R Section 4 ST AR TING THE ENGINE 4.4 CA UTION DO NO T USE ST ARTING FLUIDS. Use of starting fluids in the air intake system may be potentiall y explosive or cause a “runawa y” engine condition that could result in engine damage and/or personal injury .
15 R Section 4 REvERSE TRA vEL CA UTION Disengage power to the mower before backing up. Do not mow in reverse unless absolutely necessary and then only after observ ation of the entire area behind the mower . CA UTION Before backing up, observe the rear for persons and obstructions.
16 R Section 4 HILLSIDE OPERA TION 4.7 W ARNING DO NO T operate on steep slopes. T o check a slope, attempt to back up it (with the cutter dec k down). If the machine can bac k up the slope without the wheels slipping, reduce speed and use extreme caution.
17 R Section 4 MO vING MO WER WITH ENGINE 4.11 ST OPPED T o “free-wheel” or mov e the mow er around without the engine running, place the dump v alv e le vers in the FREE- WHEE L posi tion (Figu re 4-4). Diseng age the parking bra ke and move the mower by hand.
18 R Section 4 CUTTING HEIGHT 6 5.5 5 4.5 4 3.5 3 2.5 2 1.5 1 481543 390S0151-1 DECK RELEASE LEVER Deck Release Le ver Figure 4-6. ADJUSTING THE HEIGHT ADJUST 4.14 PED AL P osition the seat to the desired location. 1. While in the operator's position without the engine 2.
19 R Section 4 T O WING (OPTIONAL HITCH 4.16 A CCESSOR Y) NEVER allow children or others in or on to wed 1. equipment. T ow only with a machine that has a hitch designed 2. f or towing. Do not attach towed equipment e xcept at the hitch point. F ollow manuf acturer's recommendations f or weight 3.
20 R Section 5 CONDITION CA USE CURE STRINGERS - OCCASIONAL BLADES OF UNCUT GRASS Width of Deck SGB020 Low engine RPM Run engine at full RPM Ground speed too f ast Slow speed to adjust f or conditions.
21 R Section 5 CONDITION CA USE CURE U N E v E N C U T O N F L A T G RO UN D - WA v Y H I G H- L OW APPEARANCE, SCALLOPED CUT , OR R OUGH CONT OUR Width of Deck SGB020 Lift worn from blade Replace bla.
22 R Section 5 CONDITION CA USE CURE SCALPING - BLADES HITTING DI R T O R CU TT IN G vE R Y CLO SE T O THE GROUND Width of Deck SGB022 Low tire pressures Check and adjust pressures Ground speed too f .
23 R Section 6 P ARkING BRAkE ADJUSTMENT 6.1 W ARNING Do not operate the mower if the parking brake is not operable . P ossible severe injury could result. The parking brak e linkage should be adjusted whene ver the par king brake lev er is placed in the “ENGA GE” position and the parking brak e will allo w the mow er to mov e.
24 R Section 6 TRA vEL ADJUSTMENTS 6.2 Neutral or trac king adjustments will need to be made if: A . The steering control le vers are in the neutral position and the machine creeps forw ard or backward.
25 R Section 6 Actuate the steering control lev ers f orward and 6. rev erse se ver al times and retur n them to the neutral position. Check that the driv e wheels remained in neutral and 7. readjust if necessar y . Check that the steering control le vers hit the stop 8.
26 R Section 6 BEL T ALIGNMENT 6.5 Belt alignment is impor tant f or proper performance of your Scag mow er . If y ou e xperience frequent belt wear or breakage, see your authorized Scag ser vice center for belt adjustment. CUTTER DECk ADJUSTMENTS 6.6 Cutter dec k le vel, pitch and height are set at the factory .
27 R Section 6 - No te - T o pre vent the cutter deck from teetering, all f our (4) cutter deck hanging chains m ust ha ve tension on them. If all four chains do not hav e tension on them and the dec k teeters, you must readjust the cutter deck as outlined in the procedures abo ve .
28 R Section 6 CUST OM-CUT B AFFLE ADJUSTMENT The Custom-Cut Baffle is designed to deliver optimum airflow and superior cutting perf ormance in any type of grass . The Custom-Cut Baffle can be raised or lowered to precisely tailor the deck's performance for the type of grass being cut.
29 R Section 7 MAINTENANCE CHART - RECOMMENDED SER vICE INTER v ALS 7.1 HOURS PROCEDURE COMMENTS BREAk-IN (FIRST 10) 8 40 100 200 500 X Check all hardware for tightness X Check h ydraulic oil lev el See paragr aph 7.3 X Check all belts f or proper alignment See paragr aph 7.
30 R Section 7 MAINTENANCE CHART - RECOMMENDED SER vICE INTER v ALS (CONT'D) HOURS PROCEDURE COMMENTS BREAk-IN (FIRST 10) 8 40 100 200 500 X Apply grease to fittings See paragr aph 7.2 X Check hardw are for tightness X Change engine oil filter See paragr aph 7.
31 R Section 7 GREASE FITTING LUBRICA TION LUBRICANT / INTER VA L LITHIUM MP WHITE GREASE 2125 ( 40 HOURS / WEEKL Y ) CHASSIS GREASE ( 100 HOURS / BI-MONTHL Y ) CHASSIS GREASE ( 200 HOURS / MONTHL Y ) 3 1 5 4 6 2 CHASSIS GREASE ( 500 HOURS / YEARL Y ) STT -EFI Grease P oints 1 7 4 8 2 9 3 8 Lubrication Fitting P oints Figure 7-1.
32 R Section 7 B. CHANGING HYDRA ULIC OIL The hydraulic oil should be changed after ev er y 500 hours or annually , whichev er occurs first. The oil should also be changed if the color of the fluid has become black or milky .
33 R Section 7 C. CHANGING ENGINE OIL FIL TER After the first 20 hours of operation, replace the engine oil filter . Thereafter , replace the oil filter after e ver y 200 hours of operation or e very month, whiche ver occurs first. Ref er to Engine Operator’ s Manual for instructions (See Figure 7-4).
34 R Section 7 B. REPLA CING IN-LINE FUEL FIL TER ELEMENTS - No te - The fuel filter is located below the air filter . Figure 7-5 is f or illustration pur poses only . The engine fuel filter (Figure 7-5) should be replaced after ev er y 500 hours of operation or annually , whichev er occurs first.
35 R Section 7 B. CHARGING THE BA TTER Y Ref er to the batter y charger’ s manual for specific instructions. Under nor mal conditions the engine’ s alternator will hav e no prob lem keeping a charge on the batter y .
36 R Section 7 B. BLADE SHARPENING - No te - If possible, use a file to shar pen the blade . Using a wheel grinder may b urn the blade. - No te - DO NOT shar pen the blades beyond 1/3 of the width of the blade . See Figure 7-6. Shar pen the cutting edge at the same be vel as the 1.
37 R Section 7 CUTTER DECk GEARBO x 7.11 A. CHECkING LUBRICANT LEvEL CA UTION The cutt er deck gearbo x can reac h high opera ting temperatures. Allow the cutter deck g earbo x to cool before servicing. 390S0161 CUTTER DECK GEARBOX CHECK PLUG Cutter Deck Gearbo x Figure 7-8.
38 R Section 7 Fill to Bottom of Filler Neck 030467-13 Coolant Level in Radiator Figure 7-9. Replace the radiator cap . Push down on the cap and 3. turn clockwise until it stops. - No te - The cooling system should be flushed and the coolant replaced e very 500 hours of operation or annually .
39 R Section 8 SCA G APPRO vED A TT A CHMENTS AND 8.1 A CCESSORIES. Attachments and accessories manuf actured by companies other than Scag P ower Equipment are not approv ed f or use on this machine.
40 R Section 8 61v & 72v Cutter Dec k 14 15 16 17 23 19 18 5 11 65 66 68 3 4 12 12 64 57 A A B B 1 7 9 8 6 5 3 5 45 62 58 48 56 61 61 7 11 79 57 20 57 84 48 83 2 69 10 26 42 39 21 74 73 23 24 22 2.
41 R Section 8 61v & 72v Cutter Dec k Ref. No. P ar t No. Description 61 72 Ref. No. P ar t No. Description 61 72 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 3.
42 R Section 8 CUTTER DECk CONTR OLS STT -28CA T 2008CDC 6 4 21 19 14 32 35 36 34 33 19 14 11 13 4 3 2 5 44 1 42 41 38 14 39 40 37 43 45 7 8 9 12 18 17 16 15 21 14 19 20 22 27 14 19 28 14 19 25 26 23 .
43 R Section 8 CUTTER DECk CONTR OLS Ref. No. P ar t No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 48176.
44 R Section 8 SHEET MET AL COMPONENTS STT -25KBD 2008 SMC 1 6 27 18 9 25 26 31 9 5 4 13 2 3 9 12 11 10 32 33 34 35 42 35 36 37 39 40 41 43 46 32 45 44 44 38 38 45 28 16 9 21 19 17 15 20 18 22 23 24 7.
45 R Section 8 SHEET MET AL COMPONENTS Ref. No. P ar t No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 .
46 R Section 8 STT R OLL-O vER PRO TECTION SYSTEM - with SUSPENSION SEA T STT -CA T 2008 FOLD ROPS 3 4 29 28 26 23 15 16 12 20 20 22 22 21 21 13 19 14 17 12 12 18 24 23 25 7 6 5 11 10 9 8 4 3 1 2 2 32.
47 R Section 8 STT R OLL-O vER PRO TECTION SYSTEM - with SUSPENSION SEA T Ref. No. P ar t No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 9292.
48 R Section 8 DECk DRIvE COMPONENTS Fr ame 33 D 77 29 78 11 C D B B C A A A STT CA T 2008 DDC 6 45 23 29 61 50 27 40 42 27 41 38 26 3 53 52 30 28 69 26 56 70 71 69 72 73 74 64 65 68 67 66 31 57 58 59.
49 R Section 8 DECk DRIvE COMPONENTS Ref. No. P ar t No. Description Ref. No. P ar t No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 .
14 R Section 8 EnGInE & A TT A chInG P AR TS - (28hP cat diesel) T O RADIA T OR CAP B STT CA T 2008 EAP B c D 1 1 18 19 6 7 8 14 9 10 11 12 13 23 26 24 27 28 3 27 25 33 34 25 35 28 3 38 31 30 29 3.
15 R Section 8 ENGINE & A TT A CHING P AR TS - (28HP Cat Diesel) Ref. No. P ar t No. Description Ref. No. P ar t No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 2.
52 R Section 8 RADIA T OR & A TT A CHING P ARTS - (28HP Cat Diesel) STT CA T 2008 RAP A A C B B B B C C C 1 4 3 3 2 4 9 5 9 8 10 11 6 6 8 9 10 10 9 8 7 14 13 28 28 32 31 14 31 14 22 14 13 9 10 8 1.
53 R Section 8 RADIA T OR & A TT A CHING P ARTS - (28HP Cat Diesel) Ref. No. P ar t No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 452006 04.
54 R Section 8 BRAkE AND STEERING COMPONENTS STT DB&SC A 1 10 9 33 17 9 19 23 41 11 21 34 36 57 73 48 46 42 43 44 83 15 56 70 69 71 62 65 64 67 60 52 51 50 34 35 TO RH PUMP TO LH PUMP 37 36 27 28 .
55 R Section 8 BRAkE AND STEERING COMPONENTS Ref. No. P ar t No. Description Ref. No. P ar t No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 3.
56 R Section 8 FUEL AND HYDRA ULIC SYSTEM - (28HP Cat Diesel) 2008 STT -CA T F&HS.eps D E F C I H 19 19 55 41 z 45 19 64 43 62 z 4 4 61 27 G A B 4 5 3 4 TO INJECTION PUMP 32 48 54 53 20 FROM FUEL .
57 R Section 8 FUEL AND HYDRA ULIC SYSTEM - (28HP Cat Diesel) Ref. No. P ar t No. Description Ref. No. P ar t No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28.
58 R Section 8 BDP-16A HYDRA ULIC PUMP ASSEMBL Y with Cooling F an OR OR POR T "A" SIDE POR T "B" SIDE Overhaul Seal Kit 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 17 18 19 20 20 21.
59 R Section 8 BDP-16A HYDRA ULIC PUMP ASSEMBL Y with Cooling F an Ref. No. P ar t No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37.
60 R Section 8 ELECTRICAL SYSTEM (28HP Cat Diesel) SC AG POWER EQUIPMENT 45 3 41 46 46 46 46 45 46 47 45 44 46 29 30 31 29 30 31 42 38 37 36 25 26 29 31 30 29 31 30 9 6 8 7 31 35 32 33 34 4 24 23 22 S.
61 R Section 8 ELECTRICAL SYSTEM (28HP Cat Diesel) Ref. No. P ar t No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 .
62 R Section 8 REPLA CEMENT DECALS AND INFORMA TION PLA TES 1 2 5 3 7 6 4 9 16 18 8 STTKBD 2008 Decals 1 W ARNING INST ALL BEL T COVER BEFORE OPERA TING MACHINE READ OPERA TOR'S MANUAL 481568 FOR.
63 R Section 8 REPLA CEMENT DECALS AND INFORMA TION PLA TES 481569 R 20 2007 STTKBD Decals Page2 22 27 26 19 481663 481664 25 21 R 483509 R 483727 483154 23 24 48404 Ref.
64 R Section 8 ELECTRICAL SCHEMA TIC (28HP Cat Diesel) TERMINAL “I” TERMINAL “S ” TERMINAL “B” TERMINAL “A ” POSITION CIRCUIT “MAKE” ACC ESSORY B + A OFF - - RU N B + I ST ART B + I + S + A 86 85 87a 87 30 N.
LIMITED W ARRANTY - COMMERCIAL EqUIPMENT Any part of the Scag commercial mower manuf actured by Scag P ow er Equipment and found, in the reasonab le judgment of Scag, to be def ective in materials or .
© 2008 Scag Power Equipment Division of Metalcraft of Mayville, Inc..
デバイスScag Power Equipment STT-28CATの購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Scag Power Equipment STT-28CATをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはScag Power Equipment STT-28CATの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Scag Power Equipment STT-28CATの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Scag Power Equipment STT-28CATで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Scag Power Equipment STT-28CATを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はScag Power Equipment STT-28CATの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Scag Power Equipment STT-28CATに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちScag Power Equipment STT-28CATデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
