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36

R

Section 7

C. BLADE REPLACEMENT

 WARNING

Always wear proper hand and eye protection when 
working with cutter blades.

Remove the ignition key before replacing the blades.

1. 

Raise the mower deck to the highest position. Place 

2. 

the lanyard pin in the highest cutting height position 
to prevent the cutter deck from falling.

Secure the cutter blades to prevent them from 

3. 

rotating, (use the optional Blade Buddy tool P/N 
9212, to assist in securing the cutter blades), remove 
the nut from the blade attaching bolt. Remove the 
cutter blade, bolt and spacer from the spindle shaft. 
See Figure 7-8.

- Note -

The  front  of  the  machine  will  have  to  be  raised 
slightly to remove the blade bolt from the cutter 
spindle.

 CAUTION

Inspect  the  cutter  blade  spacer(s)  and  washer 
for wear and/or cupping. Replace the worn parts. 
Worn  spacer(s)  and/or  washer  will  not  allow 
proper tightening of the cutter blade and can lead 
to cutter blade failure, personal injury or property 
damage.

To install the new cutter blade, put the flat washer 

4. 

onto the blade bolt and slide the bolt into the hole in 
the cutter blade.

C.

WASHER

HEX HEAD BOLT

CUTTER

BLADE

SPINDLE 
ASSEMBLY

CUTTER BLADE

SPACER

HEX HEAD

BOLT / NUT

CUTTER

DECK

SPINDLE
SHAFT

HEX NUT-TORQUE
TO 75 LB-FT

Blade Replacement

Figure 7-8. 

- Note -

Be sure that the blade is installed with the lift wing 
toward the top.

Install the spacer onto the blade bolt and insert the 

5. 

bolt into the cutter spindle shaft.

Install the hex nut to the blade bolt at the top of the 

6. 

cutter spindle. Secure the blades from rotating and 
torque to 75 ft/lbs. See Figure 7-8.

TIRES

7.10 

Check the tire pressures after every 8 hours of operation 
or daily.

 

Caster Wheels   

25 PSI

 

Drive Wheels   

12 PSI

Summary of Contents for Tiger Cat STC48V-25CV

Page 1: ...Scag mower Reading this manual can provide you with assistance in maintenance and adjustment procedures to keep your mower performing to maximum efficiency The specific models that this book covers a...

Page 2: ...Keep hands feet and clothing away from power driven parts Keep others off the mow er only one person at a time REMEMBER YOUR MOWER IS ONLY AS SAFE AS THE OPERATOR Hazard control and accident preventio...

Page 3: ...ECTION 3 10 3 1 ENGINE 10 3 2 Electrical 10 3 3 Tractor 10 3 4 Cutter Deck 11 3 5 Hydraulic System 11 3 6 Weights and Dimensions 11 3 7 PRODUCTIVITY 11 OPERATING INSTRUCTIONS SECTION 4 12 4 1 CONTROLS...

Page 4: ...35 7 10 TIRES 36 7 11 BODY DECK AND UPHOLSTERY 37 ILLUSTRATED PARTS LIST SECTION 8 38 8 1 SCAG APPROVED ATTACHMENTS AND ACCESSORIES 38 48V 52V CUTTER DECKS 40 61V CUTTER DECK 42 CUTTER DECK CONTROLS 4...

Page 5: ...D ATTACHMENTS AND ACCESSORIES Attachments and accessories manufactured by companies other than Scag Power Equipment are not approved for use on this machine See Section 8 Paragraph 8 1 WARNING For pic...

Page 6: ...ning Blade On Start Spring Tension on Idler Off Stop Oil Falling Hazard Thrown Object Hazard Fast Slow Continuously Variable Linear Cutting Element Basic Symbol 481039S Pinch Point Cutting Element Eng...

Page 7: ...ontains important information about safety To avoid injury and possible death carefully read the message Be sure to fully understand the causes of possible injury or death Signal Word It is a distinct...

Page 8: ...tem disconnected or malfunctioning Be sure the interlock switches are functioning 10 correctly Fuel is flammable handle it with care Fill the fuel 11 tank outdoors Never fill it indoors Use a funnel o...

Page 9: ...machine and mow slowly DO NOT turn sharply Use care when backing up 11 Disengage power to cutter deck before crossing 12 roads walks or gravel drives Mow only in daylight or good artificial light 13...

Page 10: ...s shrubs 23 trees or other objects that may obscure vision NEVER leave the machine running unattended 24 Roll over protection system 2 5 WARNING Keep the roll bar in the raised and locked position and...

Page 11: ...ed when turning operating on slopes slick or wet surfaces Allow extra distance to stop Stay off of slopes too steep for safe operation To check a slope attempt to back up it with the cutter deck down...

Page 12: ...onents when 11 required Carefully release pressure from components with 12 stored energy WARNING Hydraulic fluid is under high pressure and can penetrate skin causing injury If hydraulic fluid is inje...

Page 13: ...INJURY OR DEATH WARNING Operation of this equipment may create sparks that can start fires around dry vegetation A spark arrestor may be required The operator should contact local fire agencies for la...

Page 14: ...Displacement Gerotor Starter Briggs Stratton Kawasaki FS Electric Starting with Bendix Shift Starter Kohler Kawasaki FX Electric Starting with Solenoid Shift Starter Belts Kevlar cord Self adjusting S...

Page 15: ...ick Milled Edge Wear Resistant Marbain Blade Engagement Electric Blade Engagement Clutch with Control Panel Switch Connected to the Cutter Deck through a Belt Discharge Opening Extra Wide Discharge Op...

Page 16: ...d engine Engine Throttle Control Figure 4 1 4 Used to control the engine speed Pushing the lever forward increases engine speed Pulling the lever back decreases engine speed Full back position is the...

Page 17: ...4 1 13 Used to set the cutter deck at the desired cutting height Deck Release Lever Figure 4 1 14 Used to lock the cutter deck in the transport position Push the foot pedal forward and pull back on t...

Page 18: ...ldings fences or obstructions Learn the operation on flat ground before operating on slopes Start practicing with a slow engine speed and slow forward travel Learn to feather the steering controls to...

Page 19: ...to move forward the quicker the mower will turn right To stop the reverse travel allow the steering control levers to return to the neutral position If the mower is to be parked place the handles in...

Page 20: ...R 4 8 Park the machine on a flat level surface only Do not 1 park the machine on an incline Place the steering control levers in the neutral 2 position Disengage the cutter blades 3 Slow the engine to...

Page 21: ...objects Cut grass when it is dry and not too tall Do not cut 3 grass too short cut off 1 3 or less of existing grass for best appearance Mow frequently Keep mower and discharge chute clean 4 When mowi...

Page 22: ...E LEVER Deck Release Lever Figure 4 6 Towing optional hitch 4 14 accessory NEVER allow children or others in or on towed 1 equipment Tow only with a machine that has a hitch designed 2 for towing Do n...

Page 23: ...ng Strips of Uncut Grass in Cutting Path Width of Deck SGB018 Dull worn blades Sharpen blades Incorrect blade sharpening Sharpen blades Low engine RPM Run engine at full RPM Belt slipping Adjust belt...

Page 24: ...er Bent spindle area See your authorized SCAG dealer Dull blade Sharpen blade Uneven Cut on Uneven Ground WavyAppearance High Low Scalloped Cut or Rough Contour Width of Deck SGB021 Uneven ground May...

Page 25: ...t Ground speed too fast Slow speed to adjust for conditions Wet grass Cut grass after it has dried out Step Cut Ridge in Center of Cutting path Width of Deck SGB024 Blades not mounted evenly Adjust pi...

Page 26: ...r rod See Figure 6 2 Turn the bolt at the bottom of the brake actuator lever 4 until the 1 8 measurement is achieved and tighten the jam nut at the clevis on the brake actuator rod See Figure 6 2 If t...

Page 27: ...om the ignition before making any adjustments Wait for all moving parts to come to a complete stop before beginning work Caution The engine and drive unit can get hot during operation causing burn inj...

Page 28: ...performance of your Scag mower If you experience frequent belt wear or breakage see your authorized Scag service center for belt adjustment CUTTER DECK ADJUSTMENTS 6 6 Cutter deck level pitch and heig...

Page 29: ...ion of the rod until the deck is equal front to back on both the RH and the LH side of the cutter deck Tighten both lock nuts NOTE To prevent the cutter deck from teetering all four 4 cutter deck hang...

Page 30: ...tion See Figure 6 9 For very tall wiry or tough to cut grass B 4 factory setting 4 1 4 or 4 1 2 Position See Figure 6 9 For general purpose cutting This gives the best mix of cutting performance in al...

Page 31: ...Adjustment Figure 6 10 Locate the inspection windows on the clutch 1 Place a 0 015 feeler gauge in the slot between the 2 rotor and the armature See Figure 6 11 INSERT 0 015 FEELER GAUGE HERE Clutch...

Page 32: ...ngs See paragraph 7 2 X Check tire pressure See paragraph 7 10 X Inspect seat belt for wear or damage See paragraph 2 5 X Check the operator interlock system See paragraph 4 2 X Change engine oil and...

Page 33: ...00 Hours Monthly Chassis Grease 2 4 Cutter Deck Bellcranks 100 Hours Bi Weekly Chassis Grease 4 5 Cutter Deck Pusharms 100 Hours Bi Weekly Chassis Grease 2 6 Control Pivot 100 Hours Bi Weekly Chassis...

Page 34: ...ATION Lubricant Interval Lithium MP White Grease 2125 40 Hours Weekly Chassis Grease 100 Hours Bi monthly Chassis Grease 200 Hours Monthly Chassis Grease 500 Hours Yearly 3 5 4 2 1 8 6 3 5 7 2 4 6 1 L...

Page 35: ...necessary add oil to the reservoir Hydraulic System 7 3 A Checking Hydraulic Oil Level The hydraulic oil level should be checked after the first 10 hours of operation Thereafter check the oil after e...

Page 36: ...eling A Filling the Fuel Tank Fill to the bottom of the filler neck insert approximately 4 gallons RH Fuel Tank and 3 Gallons LH Fuel Tank at the beginning of each operating day See Figure 7 6 Do not...

Page 37: ...until fueling is complete Do not use a nozzle lock open device If fuel is spilled on clothing change clothing 9 immediately and wash affected skin Replace gas cap and tighten securely For Low 10 Emis...

Page 38: ...nduce vomiting A Charging the Battery Refer to the battery charger s manual for specific instructions Under normal conditions the engine s alternator will have no problem keeping a charge on the batte...

Page 39: ...mpt to straighten a bent blade and never weld a broken or cracked blade Always replace it with a new blade to assure safety Check the cutter blades for gouges If there are 4 gouges on the top or botto...

Page 40: ...d washer for wear and or cupping Replace the worn parts Worn spacer s and or washer will not allow proper tightening of the cutter blade and can lead to cutter blade failure personal injury or propert...

Page 41: ...ch use wash the mower and cutter deck 1 Use cold water and automotive cleaners Do not use pressure cleaners Do not spray electrical components 2 Use a mild soap solution or a vinyl rubber cleaner to 3...

Page 42: ...ories GC STC V GC STC 61V p n 900F p n 900H GC STC CSV GC STC CS61V p n 900L p n 900N Mulch Plate p n 9286 9287 9288 Hurricane Mulch p n 9283 9284 9285 STC Hitch p n 9241 STC Lights p n 9274 Tiger Str...

Page 43: ...39 R Section 8 NOTES...

Page 44: ...27 68 69 29 64 60 62 61 59 58 66 63 23 15 17 13 66 71 52 cutter deck has a notch for anti scalp roller 24 30 65 46 29 21 70 26 22 19 1 33 70 26 55 55 55 14 14 14 53 53 53 56 56 72 73 29 21 49 49 49 4...

Page 45: ...sy X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X...

Page 46: ...2A 46 9 16 19 1 47 35 36 37 38 40 41 42 37 43 44 45 34 66 27 68 69 70 29 13 29 21 73 74 12 13 66 17 13 33 71 26 A A 21 29 24 14 53 72 49 51 32 54 56 56 56 56 31 79 81 55 65 50 32 53 30 82 20 2 80 80 7...

Page 47: ...97 Bushing Bottom 45 481035 Nut Special 1 1 16 18 46 43590 Spacer Spindle 47 482879 Cutter Blade 21 48 483287 Pulley Double Groove 6 33 Dia 49 424367 Dust Shield 50 483210 Idler Pulley 5 Dia 51 48181...

Page 48: ...on 8 CUTTER DECK CONTROLS STC 2006 CDC CUTTER DECK 10 11 8 9 1 2 3 4 5 6 12 13 14 15 16 17 18 19 20 21 38 26 27 33 19 23 24 25 28 29 29 24 24 24 28 25 23 25 30 31 22 32 24 34 35 43 40 36 37 41 42 7 44...

Page 49: ...1 32 Bolt Hex Head 3 8 16 x 1 1 4 22 43678 Swivel Joint LH 23 04061 07 Cotter Pin 3 16 x 1 24 04019 04 Nut Serr Flange 3 8 16 25 04001 20 Bolt Hex Head 3 8 16 x 1 1 2 26 04019 04 Nut Serr Flange 3 8 1...

Page 50: ...METAL COMPONENTS STC 2011 SMC 43 18 19 19 55 28 47 26 29 17 13 15 4 11 7 8 20 10 9 15 30 16 21 27 14 A 15 12 51 50 52 15 53 54 56 41 24 23 22 6 38 30 45 44 31 32 33 34 33 35 36 39 37 49 40 42 44 42 3...

Page 51: ...8 52 482619 Tire 13 x 6 5 6 Smooth 61 26 423557 Footplate 27 04021 09 Nut Elastic Stop 3 8 16 28 04001 19 Bolt Hex Head 3 8 16 x 1 29 48566 Cable Seat Stop 30 452204 Weldment Caster Support 48 52 4522...

Page 52: ...48 R Section 8 STC FOLDABLE ROLL OVER PROTECTION SYSTEM 2011 STC ROPS 1 2 3 5 4 7 2 6 2 6 3 2 4 5 7 2 3 9 8 10 9 8 10 1 1...

Page 53: ...10 462209 484168 484170 484169 04001 90 04021 19 484167 04021 19 04040 13 04001 145 STC Foldable ROPS Pin Assembly incl 3 4 Spring ROPS Clip ROPS Bolt Hex Head 1 2 13 x 3 1 4 Nut Center Lock 1 2 13 S...

Page 54: ...o Description 1 2 3 4 5 6 7 8 9 10 11 922B 484709 484717 484711 484710 484712 481638 484713 484714 43572 484708 Suspension Seat Assembly w seat belt Armrest Kit LH Seat Belt Kit Recliner Knob Kit Armr...

Page 55: ...482616 482938 482939 482937 Seat Assembly Bolt Hex Head 7 16 20 x 1 Flatwasher 7 16 500 x 1 25 x 083 Retractable Seat Belt Armrest RH Cover Armrest Armrest LH Cover Armrest Cover Backrest Cover Cushi...

Page 56: ...27BS STC48V 651FS STC61V 30BS MODELS Ref No Part No Description 1 2 3 4 5 6 7 8 484752 484709 484527 484528 484710 484529 481638 482937 Seat Assembly Armrest Kit LH Seat Belt Kit Back Cover Armrest Ki...

Page 57: ...53 R Section 8 NOTES...

Page 58: ...54 R Section 8 DRIVE SYSTEM COMPONENTS STC 2005 DSC 21 22 23 24 25 20 1 27 28 3 1 1 26 19 8 9 10 1 11 7 11 7 12 16 10 13 12 16 18 32 4 6 5 14 10 17 2 2 29 15 28 30 31...

Page 59: ...4001 45 Bolt 3 8 16 x 2 14 43503 Pivot Idler 15 48224 Bearing 16 04001 172 Bolt Hex Head 1 4 20 x 1 Grade 8 17 04001 31 Bolt Hex Head 3 8 16 x 2 1 2 18 04001 20 Bolt Hex Head 3 8 16 x 1 1 2 19 483081...

Page 60: ...56 R Section 8 ENGINE ATTACHING PARTS 2013 STC EAP 1 11 5 2 4 4 3 15 8 12 7 9 14 13 4 10 6 16 4 17 18 19 20...

Page 61: ...1 Only Nut Serr Flange 3 8 16 Hose Oil Drain Kawasaki FX FS incl 9 13 14 18 Hose Oil Drain Briggs Stratton incl 9 13 14 18 Hose Oil Drain Kohler CV incl 9 13 14 18 Clamp J Clip Oil Drain Hose not show...

Page 62: ...58 R Section 8 STEERING COMPONENTS STC 2002 SSC 1 2 3 4 5 7 8 38 39 19 20 32 40 41 42 15 25 27 28 4 5 35 35 34 9 34 29 29A 22 37 16 10 11 12 13 14 18 18 30 21 6 17 31 17 33 33A 26 23 To Pump 24...

Page 63: ...ol Lever 20 04001 17 Bolt Hex Head 5 16 18 x 2 21 484151 Gas Damper 22 04001 19 Bolt Hex Head 3 8 16 x 1 23 482099 Block Clamping 24 04003 12 Bolt Carriage 5 16 18 x 3 4 25 461770 Control Plate LH Inc...

Page 64: ...60 R Section 8 BRAKE COMPONENTS STC 2002 BSC 4 5 18 36 38 26 33 30 32 40 16 17 35 34 20 31 11 3 25 24 22 23 24 35 20 24 2 26 28 1 21 6 20 19 27 7 6 8 9 15 14 13 12 10 44 43 41 42...

Page 65: ...ake Rod Stud 3 8 24 x 8 125 17 04020 14 Nut 3 8 24 UNF 18 423279 Plate Weldment Motor Backing 19 04064 16 Clevis Pin 3 8 x 1 93 20 04069 01 Pin Rue Cotter 3 8 Dia 21 451970 Brake Linkage LH 451971 Bra...

Page 66: ...J A B D C k D F C B E A G G F 2 12 9 8 27 1 1 1 4 11 12 12 11 10 14 15 9 13 17 23 24 39 16 21 22 20 19 9 3 30 28 46 6 31 44 18 19 20 20 19 18 25 3 45 29 5 9 45 35 7 36 4 7 36 E 38 26 47 34 J k 41 40...

Page 67: ...her 5 16 20 04040 15 Flatwasher 5 16 375 x 875 x 083 21 481164 Cap Hydraulic Tank 22 481507 Insert Filler Neck 23 48829 Control Block 24 421203 Clamp Plate 25 461479 Hydraulic Tank Assembly w Fittings...

Page 68: ...TEM 15 M L M L STC 2011 FS CARB TEIR 3 1 2 3 4 4 4 5 5 5 6 7 7 8 8 9 9 9 9 10 11 12 13 Tank Purge A B A To Engine Purge Port B To Fuel Pump 14 15 15 15 15 15 25 15 16 17 18 19 19 20 20 23 23 24 25 21...

Page 69: ...90 Degree 9 483617 Fuel Hose 1 4 I D Non Perm order by inch 10 423912 Bracket Fuel Valve 11 482212 Fuel Shutoff Valve 12 Fuel Filter 13 462382 Fuel Tank LH Low Perm incl 7 8 14 484342 Carbon Canister...

Page 70: ...ELECTRICAL SYSTEM STC 2011 ESKA 29 30 23 20 21 19 24 16 33 32 31 12 17 18 14 10 11 10 11 15 8 3 4 5 9 10 11 2 12 12 13 7 6 25 26 38 39 40 41 35 36 37 34 27 1 20 20 2 42 42 43 44 45 S C A G P O W E R E...

Page 71: ...5 Cable Battery Black negative 23 48029 12 Cable Battery Red positive 24 484648 Wiring Harness Main Briggs Stratton Kohler 484649 Wire Harness Main Kawasaki 25 483081 Pulley 5 45 OD x 1 125 Bore 26 04...

Page 72: ...68 R Section 8 BDP 10A HYDRAULIC PUMP ASSEMBLY Overhaul Seal Kit 1 2 3 4 5 6 7 8 9 10 28 24 30 26 11 12 13 14 15 22 23 20 21 18 17 16 19 27 29 25 30 24 PORT A SIDE PORT B SIDE...

Page 73: ...HG 51161 Lip Seal 14 HG 50329 Retaining Ring 15 HG 50951 Spacer 16 HG 70331 Cylinder Block Kit 17 HG 2003014 Block Spring 18 HG 2003017 Block Thrust Washer 19 HG 51444 Valve Plate 20 HG 2003087 Swash...

Page 74: ...AND INFORMATION PLATES 1 2 5 8 6 4 9 12 7 48404 STC 2013 RDP1 WARNING INSTALL BELT COvER BEFORE OPERATING MACHINE READ OPERATOR S MANUAL 483402 482100 FORWARD REvERSE F R Heavy Duty Commercial 481971...

Page 75: ...Commercial 8 48404 Decal Metalcraft Made in USA 9 483402 Decal Belt Cover 10 482982 Decal Instrument Panel 11 482835 Decal Fuel Valve Position 12 482566 Decal Cutting Height Bottom Row of Holes 13 483...

Page 76: ...TE RED W YEL STRIPE MAIN HARNESS SOLENOID B SOLENOID SOLENOID ENGINE GROUND ENGINE KOHLER ADAPTER HARNESS SOLENOID B ENGINE PLUG MAIN HARNESS GRN W WHT STRIPE WHITE YELLOW RED RED W YEL STRIPE PINK RE...

Page 77: ...APTER HARNESS CLUTCH HOURMETER R H NEUTRAL SWITCH 20 AMP FUSES BRAKE INTERLOCK SWITCH SEAT SWITCH L H NEUTRAL SWITCH DIODE 600V 2A PINK LIGHT BLUE ORANGE BLUE GRN W BLK STRIPE YELLOW WHITE GRN W WHT S...

Page 78: ...the expense of returning it to the owner after repair will be paid for by the owner Scag s responsibility is limited to making the required repairs and no claim of breach of warranty shall be cause fo...

Page 79: ...2013 Scag Power Equipment Division of Metalcraft of Mayville Inc...

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