Toro ProLine 14 HP Operator'S Manual Download Page 48

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Troubleshooting

PROBLEM

CORRECTIVE ACTION

POSSIBLE CAUSES

Abnormal vibration.

Cutting blade(s) is/are bent or
unbalanced.

Install new cutting blade(s).

Blade mounting bolt is loose.

Tighten blade mounting bolt.

Engine mounting bolts are
loose.

Tighten engine mounting
bolts.

Loose engine pulley, idler
pulley, or blade pulley.

Tighten the appropriate
pulley.

Engine pulley is damaged.

Contact Authorized Service
Dealer.

Blade spindle bent.

Contact Authorized Service
Dealer.

Uneven cutting height.

Blade(s) not sharp.

Sharpen blade(s).

Cutting blade(s) is/are bent.

Install new cutting blade(s).

Mower is not level.

Level mower from
side-to-side and front-to-rear.

Underside of mower is dirty.

Clean the underside of the
mower.

Tire pressure is incorrect.

Adjust tire pressure.

Blade spindle bent.

Contact Authorized Service
Dealer.

Blades do not rotate.

Drive belt is worn, loose or
broken.

Check belt tension.

Drive belt is off pulley.

Install drive belt and check
adjusting shafts and belt
guides for correct position.

Deck belt is worn, loose or
broken.

Install new deck belt.

Deck belt is off pulley.

Install deck pulley and check
the idler pulley, idler arm and
spring for correct position and
function.

Blades do not stop when
disengaged.

Blade brake is not adjusted
properly.

Adjust blade brake.

g g

Belt guide is not set properly.

Adjust belt guide.

Summary of Contents for ProLine 14 HP

Page 1: ...Operator s Manual Domestic English EN Form No 3323 734 ProLine 14 HP 48 Mid Size Mower 30196 200000001 Up ...

Page 2: ...you allow to use the product about safe operation The warning system in this manual identifies potential hazards and has special safety messages that help you and others avoid personal injury even death DANGER WARNING and CAUTION are signal words used to identify the level of hazard However regardless of the hazard be extremely careful DANGER signals an extreme hazard that will cause serious injur...

Page 3: ...ine 21 Operating Blade Control PTO 22 The Safety Interlock System 22 Driving Forward or Backward 23 Page Lower Control Bar Operation 24 Stopping the Machine 24 Adjusting Height of Cut 25 Height of Cut Chart 26 Maintenance 27 Service Interval Chart 27 Air Cleaner 28 Engine Oil 29 Spark Plug 31 Cutting Blades 32 Tire Pressure 35 Cleaning the Cooling System 35 Greasing and Lubrication 35 Brake 36 Fue...

Page 4: ...ll operators and mechanics should be trained The owner is responsible for training the users Never let children or untrained people operate or service the equipment Local regulations may restrict the age of the operator The owner user can prevent and is responsible for accidents or injuries occurring to himself or herself other people or property Preparation Evaluate the terrain to determine what ...

Page 5: ...y reason including emptying the catchers or unclogging the chute Stop equipment and inspect blades after striking objects or if an abnormal vibration occurs Make necessary repairs before resuming operations Keep hands and feet away from the cutting units Look behind and down before backing up to be sure of a clear path Never carry passengers and keep pets and bystanders away Slow down and use caut...

Page 6: ... defects HOW TO AVOID THE HAZARD Do not run engine indoors or in an enclosed area This product is designed for cutting and recycling grass or when equipped with a grass bagger for catching cut grass Any use for purposes other than these could prove dangerous to user and bystanders Note This engine is not equipped with a spark arrester muffler It is a violation of California Public Resource Code Se...

Page 7: ...ke sudden changes in speed or direction Avoid starting or stopping on a slope If tires lose traction disengage the blades and proceed slowly straight down the slope When operating machine on slopes banks or near drop offs always have ROPS roll over protection installed When operating a machine with ROPS roll over protection always use seat belt Be certain that the seat belt can be released quickly...

Page 8: ...es and clothing when working with a battery Battery gases can explode Keep cigarettes sparks and flames away from battery Hydraulic fluid escaping under pressure can penetrate the skin and cause injury Use cardboard or paper to find hydraulic leaks Never modify ROPS roll over protection frames or structures because they are specifically designed sized located and tested for injury reduction If a r...

Page 9: ...Safety 7 Slope Chart Read all safety instructions on pages 2 9 ...

Page 10: ...8 ...

Page 11: ...Safety 9 Safety and Instruction Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger Replace any decal that is damaged or lost ...

Page 12: ...Safety 10 99 3943 ...

Page 13: ...y away from an open flame or where gasoline fumes may be ignited by a spark Store gasoline in an approved container and keep it out of the reach of children Never buy more than a 30 day supply of gasoline POTENTIAL HAZARD When fueling under certain circumstances a static charge can develop igniting the gasoline WHAT CAN HAPPEN A fire or explosion from gasoline can burn you and others and cause pro...

Page 14: ...hard starting IMPORTANT Do not use fuel additives containing methanol or ethanol Add the correct amount of gas stabilizer conditioner to the gas Note A fuel stabilizer conditioner is most effective when mixed with fresh gasoline To minimize the chance of varnish deposits in the fuel system use fuel stabilizer at all times Filling the Fuel Tank 1 Shut the engine off 2 Clean around the fuel tank cap...

Page 15: ...to mower Upper handle Bolt 3 8 16 x 1 26 mm Locknut 3 8 16 Plastic terminal Wire tie 1 4 4 1 1 Install upper handle to frame Install wire harness to handle Rod fitting Clevis pin Washer 1 4 Hairpin cotter 2 2 2 4 Install traction control rods PTO rod Hairpin cotter 1 2 Install PTO rod Shift lever Rubber seal Square hole washer Spring washer Locknut 1 1 1 1 1 Install shift lever to transmission ...

Page 16: ...th 8 3 8 16 flange nuts below mower Fig 1 Note Tighten lower bolts first to pull castor against front then top bolts last 2 Torque bolts to 30 35 ft lb 40 47 N m m 3777 Figure 1 1 Front castor 2 Bolt 3 8 16 x 3 4 19 mm 3 Flange nut 3 8 16 Install Upper Handle 1 Position handle outside frame and align upper handle mounting holes with desired mounting holes in rear frame High medium or low according...

Page 17: ...nd and try again 7 Push plug onto switch so latches interlock Fig 3 8 Secure wire harness and throttle cable to left handle away from PTO lever with wire tie Fig 3 m 3782 Figure 4 1 Terminal 2 Clip 3 Plastic plug 4 Switch Install Traction Control Rods 1 Thread trunnions equal distance onto each control rod For a starting point thread on approximately 2 in 51 mm Fig 5 2 With trunnion rod up slide c...

Page 18: ... m 3770 Figure 6 1 Control rod 2 Fixed control bar 3 Parking brake lever 4 Upper control bar Connect Throttle Cable 1 Place throttle control lever in FAST position Fig 7 2 Hook wire Z bend into hole of speed control lever Fig 7 3 Loosen cable clamp screw allowing cable installation but do not tighten Fig 7 4 Move control cable casing and wire until hole in speed control lever is aligned with hole ...

Page 19: ...t lever through control panel and align mounting hole in lever with square on transmission shaft Secure lever to transmission with previously removed spring washer and locknut Fig 9 3 Replace the spring washer dish down and locknut Fig 8 4 Torque nut to 35 ft lbs 47 N m 5 Shift lever to second gear and check alignment of lever in slot of shifter plate Clearance between top of lever and the top of ...

Page 20: ...ig 10 2 Secure fuel tank left side to frame with 2 5 16 18 x 7 8 in 22 5 mm studs 2 5 16 washers and 2 5 16 locknuts Fig 10 m 3771 1 2 3 5 4 6 3 Figure 10 1 Bolt 5 8 18 x 7 8 22 5 mm 2 Lock washer 5 16 3 Washer 5 16 4 Stud 5 Spring 6 Locknut 3 Push fuel line onto fuel tank fitting and secure with hose clamp Fig 11 m 3778 1 2 3 Figure 11 1 Fuel line 2 Hose clamp 3 Fuel fitting ...

Page 21: ...top driving mower blades Gear Shift Lever Transmission has five forward speeds neutral and reverse and has an in line shift pattern Do not shift while unit is moving as transmission damage may occur Upper Control Bar Shift to desired gear and push forward on control bar to engage forward traction operation and pull back to brake Pull right side of control bar to turn right and left side to turn le...

Page 22: ...s position Fig 13 2 Lift the parking brake lock up and gradually release the upper control bar Fig 13 The brake lock should stay in the set locked position Releasing the Parking Brake 1 Pull rearward on the upper control bar Fig 13 Lower the parking brake lock to the released position 2 Gradually release the upper control bar 1 2 m 4212 Figure 13 1 Upper control bar 2 Parking brake lock ...

Page 23: ... to its limit or let go of the starter handle when rope is pulled out because rope may break or recoil assembly may be damaged Stopping 1 Move the throttle lever to SLOW Fig 14 Note If the engine has been working hard or is hot let it idle for a minute before stopping This helps cool the engine In an emergency the engine may be stopped by pulling the throttle all the way back past SLOW 2 To stop t...

Page 24: ...ngine from starting if The throttle lever is all the way back past SLOW The blade control lever PTO is engaged The safety interlock system is also designed to stop the engine if you released the bail with the PTO engaged or move the throttle all the way back past SLOW Testing the Safety Interlock System Test the safety interlock system before you use the machine each time If the safety system does...

Page 25: ...ge 20 3 Slowly press on the upper control bar to move forward Fig 16 To go straight apply equal pressure to both ends of the upper control bar Fig 16 To turn release pressure on the upper control bar side toward the direction you want to turn Fig 16 1 2 m 4194 Figure 16 1 Upper control bar 2 Lower control bar Backward 1 To go backward move the shift lever to reverse gear 2 Release the parking brak...

Page 26: ...ard or backward 2 Select first gear or reverse to drive machine 3 Drive machine until drive wheels contact curb Fig 18 Note Both drive wheels should contact the curb and castor wheels straight 4 At the same time engage lower control bar and lift up on handle Fig 17 and 18 Note Lifting up on handle will assist driving the machine up a curb and not spin the drive wheels 1 m 4735 2 Figure 17 1 Lower ...

Page 27: ...gure 19 1 Blade 2 Blade bolt 3 Cone washer 4 Spacer 5 Tube 6 Thin washer 7 Nut Adjust Axle Height Desired height of cut range can be obtained by adjusting the rear axle and placing caster spacers above or below the caster arm see chart 1 Stop engine and remove spark plug wire s 2 Loosen but do not remove the 2 axle pivot bolts and the 2 axle adjustment bolts Fig 20 3 Place a jack under the rear ce...

Page 28: ...e Axle Position 1 2 3 16 4 3 2 1 0 A 0 0 1 1 1 4 1 1 2 1 3 4 2 A 0 1 1 1 8 1 3 8 1 5 8 1 7 8 2 1 8 A 1 0 1 3 8 1 5 8 1 7 8 2 1 8 2 3 8 B 0 1 1 3 8 1 5 8 1 7 8 2 1 8 2 3 8 B 1 0 1 5 8 1 7 8 2 1 8 2 3 8 2 5 8 B 1 1 1 3 4 2 2 1 4 2 1 2 2 3 4 B 2 0 2 2 1 4 2 1 2 2 3 4 3 C 1 1 1 7 8 2 1 8 2 3 8 2 5 8 2 7 8 C 2 0 2 1 8 2 3 8 2 5 8 2 7 8 3 1 8 C 2 1 2 1 4 2 1 2 2 3 4 3 3 1 4 C 3 0 2 1 2 2 3 4 3 3 1 4 3 1...

Page 29: ...eck X X Cutting Blades check X X X Wheel Bearings grease X X Transmission Couplers grease X X Idler Pivots grease X X Belt Blade Idler Pivots grease X X Foam Air Cleaner service X X Paper Air Cleaner replace X X Spark Plug s check X X Belts check for wear cracks X X PTO Belt check tension Initial X X Gasoline drain X Engine clean cooling system X X X Fuel Filter replace X X Tires check pressure X ...

Page 30: ...and causing damage Unscrew the cover nuts and remove the air cleaner cover Fig 22 3 Remove the air cleaner assembly Fig 22 4 Carefully slide the foam element off the paper element Fig 22 ÏÏÏÏ ÏÏÏÏ ÏÏÏÏ ÏÏÏÏ ÏÏÏÏ ÏÏÏÏ ÏÏÏÏ 1 2 2072 3 4 5 Figure 22 1 Cover nut 2 Air cleaner cover 3 Foam element 4 Paper element 5 Air cleaner base Cleaning the Foam and Paper Elements 1 Foam Element A Wash the foam ele...

Page 31: ...e always operate the engine with the complete foam and paper air cleaner assembly installed 1 Carefully slide the foam element onto the paper air cleaner element Fig 22 2 Place the air cleaner assembly onto the air cleaner base Fig 22 3 Install the air cleaner cover and secure with cover nuts Fig 22 Engine Oil Service Interval Specification Change oil After the first 8 operating hours After every ...

Page 32: ...damaged 1 2 3 Figure 25 1 Oil dipstick 2 Metal end 3 Filler tube Changing Draining Oil 1 Start the engine and let it run five minutes This warms the oil so it drains better 2 Park the machine so that the drain side is slightly lower than the opposite side to assure the oil drains completely Then disengage the power take off PTO set the parking brake and turn the ignition key to OFF to stop the eng...

Page 33: ...crankcase with the proper type of new oil refer to Changing Draining Oil page 30 Spark Plug Service Interval Specification Check the spark plug s after every 200 operating hours Make sure the air gap between the center and side electrodes is correct before installing the spark plug Use a spark plug wrench for removing and installing the spark plug s and a gapping tool feeler gauge to check and adj...

Page 34: ...tall the spark plug s and metal washer Make sure the air gap is set correctly 2 Tighten the spark plug s to 18 ft lb 24 N m 3 Push the wire s onto the spark plug s Fig 28 Cutting Blades To ensure a superior quality of cut keep the blades sharp For convenient sharpening and replacement you may want to keep extra blades on hand POTENTIAL HAZARD A blade that is worn or damaged could break apart and p...

Page 35: ...on m 1078 Figure 31 m 2539 Figure 32 2 Rotate the opposite ends of the blades forward Measure from a level surface to the cutting edge of the blades at the same position as in step 1 above The difference between the dimensions obtained in steps 1 and 2 must not exceed 1 8 3 mm If this dimension exceeds 1 8 3 mm the blade is bent and must be replaced Refer to Removing the Blades and Installing the ...

Page 36: ...angle The blade retains its balance if the same amount of material is removed from both cutting edges 1 2 m 1854 Figure 34 1 Sharpen at original angle 2 Sail 2 Check the balance of the blade by putting it on a blade balancer Fig 35 If the blade stays in a horizontal position the blade is balanced and can be used If the blade is not balanced file some metal off the end of the sail area only Fig 34 ...

Page 37: ...overnor levers and linkage This will help insure adequate cooling and correct engine speed and will reduce the possibility of overheating and mechanical damage to the engine Greasing and Lubrication Service Interval Specification Grease the areas shown and at intervals in Where to Add Grease section below Grease more frequently when operating conditions are extremely dusty or sandy Grease Type Gen...

Page 38: ...lways set the parking brake when you stop the machine or leave it unattended If the parking brake does not hold securely an adjustment is required Checking the Brake 1 Park the machine on a level surface disengage the blade control PTO and set the parking brake 2 Rear wheels must lock when you try to push the machine forward or backward Adjustment is required if the wheels turn and do not lock ref...

Page 39: ...ke action and free wheel rotation cannot be achieved contact your service dealer immediately 1 2 m 3773 Figure 40 1 Brake rod 2 Wing nut Fuel Tank Draining The Fuel Tank POTENTIAL HAZARD In certain conditions gasoline is extremely flammable and highly explosive WHAT CAN HAPPEN A fire or explosion from gasoline can burn you others and cause property damage HOW TO AVOID THE HAZARD Drain gasoline fro...

Page 40: ...l filter 3 Clamp Fuel Filter Service Interval Specification Replace the fuel filter after every 200 operating hours or yearly whichever occurs first Replacing the Fuel Filter Never install a dirty filter if it is removed from the fuel line 1 Disengage the blade control PTO and set the parking brake Stop engine 2 Close fuel shut off valve Fig 41 3 Squeeze the ends of the hose clamps together and sl...

Page 41: ...sly removed bolt and tighten bolts Fig 43 7 Secure brake rod to brake arm with haripin cotter Fig 43 2 1 m 3793 4 3 Figure 43 1 Hairpin cotter 2 Brake rod 3 Shield 4 Drive belt Replacing the Traction Belt 1 Stop the engine set the parking brake and remove the spark plug wire s 2 Raise the rear of the machine and hold with jack stands 3 Remove mower belt Fig 45 4 Loosen pivot bolt enough to slide i...

Page 42: ...ck the clearance between the bellcrank and the transmission output shaft Fig 46 Space should be 1 16 2mm 1 8 3mm 8 Remove hairpin cotter and clevis pin from bellcrank Rotate clevis clockwise on rod to increase or counterclockwise to decrease clearance Fig 46 m 3860 1 4 5 6 2 3 Figure 46 1 1 16 2mm 1 8 3mm 2 Bellcrank 3 Transmission output shaft 4 Hairpin cotter 5 Clevis pin 6 Clevis 9 Disengage th...

Page 43: ...6 8mm m 4731 1 2 3 5 4 Figure 47 1 Locknut 2 Turnbuckle 3 Rear idler pulley 4 Front position for idler pulley 5 Belt guide 4 If the belt is still loose after making adjustments to the turnbuckle reposition the rear idler pulley to the front hole The belt guide next to the pulley must also be moved to the front hole Fig 47 5 Readjust the turnbuckle Adjusting the Blade Brake 1 Disengage the power ta...

Page 44: ... deflector to the mounts Fig 50 2 Straighten deflector mounts if they are bent Fig 50 3 Install new deflector between mounts with spacer and spring Hook the front end of the spring around the front deflector mount Insert bolt through spacer and secure with locknut Confirm there is downward spring force on deflector Fig 50 4 Tighten the bolt and locknut until they lightly contact the pivot brackets...

Page 45: ...Maintenance 43 Wiring Diagram ...

Page 46: ...efer to Tire Pressure page 35 9 For storage over 30 days prepare the traction unit as follows A Add a petroleum based stabilizer conditioner to fuel in the tank Follow mixing instructions from stabilizer manufacturer 1 oz per gallon Do not use an alcohol based stabilizer ethanol or methanol Note A fuel stabilizer conditioner is most effective when mixed with fresh gasoline and used at all times B ...

Page 47: ... level in crankcase is low 3 Add oil to crankcase 4 Cooling fins and air passages under engine blower housing are plugged 4 Remove obstruction from cooling fins and air passages 5 Spark plug is pitted fouled or gap is incorrect 5 Install new correctly gapped spark plug 6 Vent hole in fuel cap is plugged 6 Clean or replace the fuel cap 7 Dirt in fuel filter 7 Replace fuel filter 8 Dirt water or sta...

Page 48: ... cutting blade s 3 Mower is not level 3 Level mower from side to side and front to rear 4 Underside of mower is dirty 4 Clean the underside of the mower 5 Tire pressure is incorrect 5 Adjust tire pressure 6 Blade spindle bent 6 Contact Authorized Service Dealer Blades do not rotate 1 Drive belt is worn loose or broken 1 Check belt tension 2 Drive belt is off pulley 2 Install drive belt and check a...

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Page 52: ...rials or workmanship or if you need a referral to a TORO ProLine Service Dealer please feel free to contact us at the following address Toro Customer Service Department 8111 Lyndale Avenue South Bloomington MN 55420 1196 612 888 8801 or 800 348 2424 What Must You Do To Keep The Warranty In Effect You must maintain your TORO Product by following the main tenance procedures described in the operator...

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