Scag Power Equipment STT Operations Instructions

MODEL STTOPERATOR’S MANUALTHIS MANUAL CONTAINS THE OPERATINGINSTRUCTIONS AND SAFETY INFORMA-TION FOR YOUR SCAG MOWER. READINGTHIS MANUAL CAN PR

7Section 4

8Section 4OPERATING INSTRUCTIONSDo not attempt to operate this mower unless youhave read this manual. Learn the location andpurpose of all controls a

9Section 45. Ammeter (Figure 4-1). Indicates the condition ofthe charging system. When the engine is running theneedle should be toward the positive

10Section 42. Change the engine oil and oil filter after the first 5hours of operation. (See Section 7.4.)3. Check hydraulic oil level in reservoir.

11Section 4To steer right while traveling in reverse, allow the rightsteering control lever to move forward. The further thecontrol is allowed to mov

12Section 44.7 HILLSIDE OPERATIONDO NOT operate on steep slopes. To check a slope,attempt to back up it (with the cutter deck down).If the machine ca

13Section 44.10 REMOVING CLOGGED MATERIALROTATING BLADESNEVER PUT YOUR HANDS INTO THE DISCHARGECHUTE FOR ANY REASON! Shut off the engine andremove t

14Section 44.13 ADJUSTING CUTTING HEIGHTThe mower deck can be adjusted from a height of 1-inchto 6 inches at 1/2-inch intervals. To adjust the cutting

Section 515Stringers - Occasional Low engine RPM Run engine at full RPMBlades of UncutGrass Ground speed too fast Slow speed to adjust for conditionsW

Section 516Uneven Cut on Flat Lift worn from blade Replace bladeGround - WavyHigh-Low Blade upside down Mount with cutting edge towardAppearance, grou

FAILURE TO FOLLOW SAFE OPERATING PRACTICES MAY RESULT IN SERIOUS INJURY.* Keep all shields in place, especially the grass discharge chute.* Before p

Section 517Scalping - Blades Low tire pressures Check and adjust pressuresHitting Dirt orCutting Very Close to Ground speed too fast Slow speed to adj

Section 618ADJUSTMENTS6.1 PARKING BRAKE ADJUSTMENTWARNING:Do not operate the mower if the parking brake isnot operable. Possible severe injury could

Section 619B. The steering control levers are in the full forwardposition and the mower pulls to one side or theother when traveling in a forward dire

Section 620Tracking AdjustmentStop the engine and remove the key from theignition before making any adjustments. Waitfor all moving parts to come to

Section 6216.6 CUTTER DECK ADJUSTMENTSCutter deck level, pitch and height are set at the factory.However, if these adjustments should ever need to bem

Section 622Cutter Deck HeightThe cutter deck height adjustment is made to ensure thatthe cutter deck is cutting at the height indicated on thecutting

Section 723 MAINTENANCE7.1 MAINTENANCE CHART - RECOMMENDED SERVICE INTERVALS* Perform these maintenance procedures more frequently under extreme dust

24Section 7+ Compatible Greases: Mobilix #2 found at Mobil Service StationsRonex MP found at Exxon Service StationsSuper Lube MEP #2 & Super Stay-

Section 725Figure 7.1 Lubrication Fitting Points390S0145GREASE FITTING LUBRICATIONLUBRICANT / INTERVALLITHIUM MP WHITE GREASE 2125( 40 HOURS / WEEKLY

26Section 77.3 HYDRAULIC SYSTEMA. Checking Hydraulic Oil LevelThe hydraulic oil level should be checked after the first10 hours of operation. Thereaft

1GENERAL INFORMATION1.1 INTRODUCTIONYour mower was built to the highest standards in theindustry. However, the prolonged life and maximumefficiency o

Section 7277.4 ENGINE OILA. Checking Engine Crankcase Oil LevelThe engine oil level should be checked after every 8 hoursof operation or daily as inst

28Section 7C. Changing Engine Oil FilterAfter the first 5 hours of operation, replace the engine oilfilter. Thereafter, replace the oil filter after

Section 729Electric storage battery fluid containssulfuric acid which is POISON and cancause SEVERE CHEMICAL BURNS. Avoidcontact of fluid with eyes,

30Section 7WARNING:BATTERIES PRODUCE EXPLOSIVE GASES.Charge the battery in a well ventilated spaceso gases produced while charging candissipate.Chargi

Section 731Figure 7-9 Blade Sharpening2. Check the balance of the blade. If the blades are outof balance, vibration and premature wear can occur.See

32Section 7The cutter deck gearbox can reach highoperating temperatures. Allow the cutter deckgearbox to cool before servicing.CAUTION:7.11 CUTTER DE

Section 7333. Replace the radiator cap. Push down on the cap andturn clockwise until it stops.-NOTE-The cooling system should be flushed andthe coola

33Section 8

34Section 844 61 63696212656452585417592414562856333AABB414 29 2053285224582452626632136855552158231323 6857233115013466049672435489161915272612 4751

35Section 81 461028 Cutter Deck (Includes decals) x461029 Cutter Deck (Includes decals) x461087 Cutter Deck Bahia (Not Shown) x461088 Cutter Deck Bahi

2SAFETY INFORMATION2.1 INTRODUCTIONYour mower is only as safe as the operator. Carelessnessor operator error may result in serious bodily injury orde

36Section 8CUTTER DECK CONTROLS, 52" & 61" DECKS390S016421194742461410 4252335234137152226 2524343727383732484149273340414137 2828521251

37Section 8Ref. PartNo. No. DescriptionCUTTER DECK CONTROLS, 52" & 61" DECKS1 481549 Spring, Decklift2 43475 Rod, Decklift3 48542 Rod En

38Section 8390S0165SHEET METAL COMPONENTSA2204648474821315495026 2730251215151413121110161918159786541172324A31323334282933363740393841424355223544451

39Section 8Ref. PartNo. No. DescriptionSHEET METAL COMPONENTS1 45970 Fender Weldment, RH2 04001-63 Bolt, Hex Head 5/16-18 x 3-1/2"3 04017-16 Scre

40Section 8390S0168DECK DRIVE COMPONENTSA6278363713766645966560 58615419278105527783628831949371333341254212423222018356113238454731413435424817366362

41Section 81 422447 Belt Guard2 481531 Hinge, Belt Guard3 04003-07 Bolt, Carriage 1/4-20 x 1/2"4 04019-02 Nut, Hex Serrated Flange 1/4-205 04003-

42Section 8390S0176ENGINE AND ATTACHING PARTS13788A259109141012131012152046FRAMEREF. PUMPMTG. WELDMENT1117181916

43Section 81 422442 Muffler Guard2 04017-05 Screw, Hex Serrated Flange 1/4-20 x 3/4"3 * Muffler, Part Of Engine (Available only through Kohl

44Section 8390S0182ENGINE AND ATTACHING PARTS (KAWASAKI)1378259211013141012131012152046FRAMEREF. PUMPMTG. WELDMENT111718191622

45Section 81 422442 Muffler Guard2 04017-05 Screw, Hex Serrated Flange 1/4-20 x 3/4"3 * Muffler, Part Of Engine (Available only through Kawa

310. DO NOT add fuel to a running or hot engine. Allowthe engine to cool for several minutes before addingfuel.11. Keep flammable objects (cigarettes

46Section 8390S0169BRAKE AND STEERING COMPONENTSAA12811371317201251514192341112134365773484746523534243 44 4548567069687162666563606467605241342351225

47Section 81 481599 Grip, Handle Bar2 461037 Handle Bar (Includes item 1)3 04001-32 Bolt, Hex Head 3/8-16 x 1-1/4"4 04030-04 Lockwasher, 3/8"

48Section 8390S0166FUEL AND HYDRAULIC SYSTEMFAABBCEKJDGGTOENGINELJEKDCF34125422042202122272833262016173318614413152120222728192621222418201657171312 1

49Section 81 48551 Pump, Sunstrand BDP-10L1172 48811 Hose, 3/8" ID. Pushlock-38.0" (order by the inch)3 04043-04 Flatwasher, 3/8" (.391

50Section 82132123456121317390S017010101117181514192022232425322627282930ELECTRICAL SYSTEM (KOHLER)1415910118BB7151416A3118ACC

51Section 81 48023 Hour Meter2 48298 Fuse, 20 AMP3 48017-02 Key & Ring Assembly4 48017-04 Nut, Hex 5/8-325 48017-03 Lockwasher, 5/8" Internal

52Section 8213233123456121317390S01811010111718151419202223242534322627282930ELECTRICAL SYSTEM (KAWASAKI)1415910118BB7151416A3118ACC35

53Section 81 48023 Hour Meter2 48298 Fuse, 20 AMP3 48017-02 Key & Ring Assembly4 48017-04 Nut, Hex 5/8-325 48017-03 Lockwasher, 5/8" Internal

54Section 8HYDRAULIC PUMP ASSEMBLY390S0167114911 2121068137185141516171920 2122 129232430252628273Overhaul Seal Kit

55Section 81 HG 2513017 Housing Kit (Includes Housing, Journal Bearing)2 HG 2513016 End Cap3 HG 9004800-2506 Straight Headless Pin4 HG 9007314-0810 So

4Section 22.4 OPERATION CONSIDERATIONS(CONT'D)3. To prevent tipping or loss of control, do not start orstop suddenly, avoid unnecessary turns and

56Section 8REPLACEMENT DECALS AND INFORMATION PLATES1235864912 13147ROTATING BLADES AND BELTSWARNINGKEEP HANDS, FEET & CLOTHING CLEARKEEP ALL GUAR

57Section 81 48071 Decal, Danger-Spining Blades2 481040 Decal, Warning-Rotating Blades3 48319 Decal, 5248320 Decal, 614 481272 Decal, Fuel Tank5 48656

58Section 8SEATSWITCH+-INSTRUMENT PANELHOURMETERMOWERENGAGESWITCHKEYSWITCHAMMETERELECTRICCLUTCHBRAKEINTERLOCKSWITCHBATTERYRELAYGROUNDSOLENOIDSTARTEREN

59Section 8SEATSWITCH+-ISGINSTRUMENT PANELHOURMETERWATERTEMPMOWERENGAGESWITCHKEYSWITCHAMMETERELECTRICCLUTCHBRAKEINTERLOCKSWITCHBATTERYRELAYGROUNDSOLEN

LIMITED WARRANTY-COMMERCIAL EQUIPMENTAny part of the Scag commercial mower manufactured by Scag Power Equipment and found, in the reasonable judg-ment

PART NO. 03046 REVISION A, PRINTED 3/98PRINTED IN USA© 1997SCAG POWER EQUIPMENTDIVISION OF METALCRAFT OF MAYVILLE, INC.

5Section 22.6 SAFETY AND INSTRUCTIONAL DECALSDANGERSPINNING BLADEKEEP CLEARCONTACT CAN INJURE48071ROTATING BLADES AND BELTSWARNINGKEEP HANDS, FEET &am

6SPECIFICATIONSSection 33.1 ENGINEGeneral Type ...... Heavy Duty Industrial/Com

73.3 TRACTOR (CONT'D)Travel Speed: Forward .................... 0-10 MPH Reve