Form No. 3325–181 Mid–Size Mower ProLine Gear 15 HP with 36 in.
Warning Starting and Stopping the Engine . . . . . . . . . . . . Operating Mower Blade Control (PTO) . . . . . . . The Safety Interlock System . . . . . . . . . . . . . . . . Driving Forward or Backward . . . . . . . . . . . . . . . Lower Control Bar Operation . . . . . . . . . . . . . . . Stopping the Machine . . . . . . . . . . . . . . . . . . . . . Transporting Machines . . . . . . . . . . . . . . . . . . . . Side Discharge or Mulch Grass . . . . . . . . . . . . . . Adjusting Height-of-Cut . . . . . . .
Introduction Safety Read this manual carefully to learn how to operate and maintain your product properly. The information in this manual can help you and others avoid injury and product damage. Although Toro designs and produces safe products, you are responsible for operating the product properly and safely. This machine meets or exceeds the B71.4 1999 specifications of the American National Standards Institute, in effect at time of production.
• Slow down and use caution when making turns and crossing roads and sidewalks. Stop blades if not mowing. • Use extra care when handling gasoline and other fuels. They are flammable and vapors are explosive. • Use only an approved container • Be aware of the mower discharge direction and do not point it at anyone. • Never remove gas cap or add fuel with engine running. Allow engine to cool before refueling. Do not smoke.
Toro Mower Safety DO • Remove obstacles such as rocks, tree limbs, etc. from the mowing area. Watch for holes, ruts or bumps. Tall grass can hide obstacles. The following list contains safety information specific to Toro products or other safety information that you must know that is not included in the ANSI standards. • Use slow speed so that you will not have to stop while on the slope. This product is capable of amputating hands and feet and throwing objects.
• 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 use your hands.
Slope Chart 7
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. Under Belt Covers (Part No. 67-5360) On Rear Frame (Part No. 95-2814) Front of Deck (Part No. 66-1340) On Engine Near Muffler (Part No. 63-8440) Left Side of Deck (Part No. 68-8340) Left Side of Deck (Part No. 43-8480) On Grass Deflector (Part No.
Under Belt Covers (Part No. 104–8185) On Front of Deck (Part No. 105–0840) On Top of Control Panel (Part No. 104–8180) On Side of Carrier Frame (Part No. 104–8171) On Control Panel (Part No.
ON UPPER CONTROL BAR (Part No. 82-2290) ON LOWER CONTROL BAR (Part No. 82-2280) ON PARKING BRAKE LEVER (Part No. 52-2010) ON CONTROL PANEL (Part No. 98-3256) P A R K I N G B R A K E On Right Side of Deck (Part No. 104–8569) On Upper Handle (Part No. 98-4387) Under Carrier Frame Cover (Part No. 104–8176) On Back of Engine Deck (Part No.
Gasoline and Oil Recommended Gasoline Warning Use UNLEADED Regular Gasoline suitable for automotive use (85 pump octane minimum). Leaded regular gasoline may be used if unleaded regular is not available. Gasoline is harmful or fatal if swallowed. Long–term exposure to vapors can cause serious injury and illness. Important Never use methanol, gasoline containing methanol, or gasohol containing more than 10% ethanol because the fuel system could be damaged. Do not mix oil with gasoline.
Assembly Note: Determine the left and right sides of the machine from the normal operating position. Loose Parts Note: Use the chart below to verify all parts have been shipped. DESCRIPTION QTY. USE Fuel tank 1 Control panel 1 Bolt, 5/16 x 7/8 in. 2 Lock washer, 5/16 in. 2 Washer, 5/16 4 Spring 2 Stud 2 Hose clamp 1 Upper handle 1 Flanged bolt 3/8 x 1 in. 4 Flange nut 3/8 in.
4. Secure each lower mounting hole with a flange bolt (3/8 x 1 in. (26mm)) and flange nut (Fig. 4). Torque bolts to 25 ft. lbs. (34 N.m). 5. Align the control panel, side to side, so there is 1/16 in. (2 mm) space between panel and lever. 6. Secure the right side control panel and fuel tank to the rear frame (Fig. 3) with 2 bolts (5/16 x 7/8 in.), lock washers (5/16 in.) and washers (5/16 in.) (Fig. 3). 4 7. Secure the left side control panel and fuel tank to the rear frame (Fig.
Note: The upper control bar and fixed bar must be parallel when in engaged, drive, relaxed and brake positions. Note: Make sure brake rod is installed in front (“F”) mounting hole in idler bracket. 4. Check operation. If adjustment is required, remove hairpin cotter securing rod to upper control bar. Thread rod in or out of fitting for proper position and install into upper control bar with hairpin cotter. 8.
Operation 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 left. Note: Determine the left and right sides of the machine from the normal operating position. Lower Control Bar – Shift transmission to reverse and squeeze the lower control bar and handle together to engage rearward traction operation.
Setting the Parking Brake Stopping 1. Pull the upper control bar (Fig. 12) rearward and hold it in this position. 1. Move the throttle lever to “SLOW” (Fig. 13). 2. Let engine idle for 30 to 60 seconds before turning the ignition key “OFF.” 2. Lift the parking brake lock (Fig. 12) up and gradually release the upper control bar. The brake lock should stay in the set (locked) position. 3. Turn the ignition key to “OFF” (Fig. 13). 2 Releasing the Parking Brake 1.
2. Squeeze the blade control bail against upper control bar. The blades should not rotate. 2 1 3. Then continue holding the blade control bail and pull up on the blade control switch and release. The clutch should engage and the mower blades begin rotating. 3 4. Release the blade control bail. The blades should stop rotating. 5. With the engine running, pull up the blade control switch (PTO)and release without holding the blade control bail. The blades should not rotate.
3. Slowly squeeze the lower control bar and handle together to move rearward (Fig. 15). 1 Lower Control Bar Operation 2 This procedure is for driving up a curb. This can be performed while driving forward or backward. 1. Disengage the mower blades. Warning m–4185 A blade can be bent or damaged when driving up a curb. Pieces of blade that may be thrown could seriously injure or kill you or bystanders. Figure 17 1. Lower Control Bar engaged and mower in reverse.
Side Discharge or Mulch Grass Note: Spare height–of–cut spacers may be stored on posts and retained by a hairpin cotter. Important All four hairpin cotter pins must be in the same hole location and with the correct number of spacers for a level cut. This mower has a hinged grass deflector that disperses clippings to the side and down toward the turf.
3. Reinstall the bolt, washers and nut (Fig. 19). 3 4 1 4 2 m–5213 Figure 19 1. Center Gage Wheels and Spacer 2. Nut 3. Bolt 4.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position.
Caution If you leave the key in the ignition switch, someone could accidently start the engine and seriously injure you or other bystanders. Remove the key from the ignition and disconnect the wire from the spark plug(s) before you do any maintenance. Set the wire aside so that it does not accidentally contact the spark plug. Air Cleaner Service 1 Service Interval/Specification 2 Foam Element: Clean and re-oil after every 25 operating hours. 3 Paper Element: Clean after every 25 operating hours.
3. Install the air cleaner cover and secure with cover nuts (Fig. 20). 2 1 Engine Oil Service Service Interval/Specification Change oil: m–5193 • After the first 5 operating hours. Figure 21 1. Foam element • After every 100 operating hours. 2. Oil Note: Change oil more frequently when operating conditions are extremely dusty or sandy. Cleaning the Paper Element Oil Type: Detergent oil (API service SF, SG or SH) 1. Lightly tap the element on a flat surface to remove dust and dirt (Fig. 22).
5. Slowly pour approximately 80% of the specified oil on page 24, into the filler tube (Fig. 23). Now check the oil level; refer to Checking Oil Level, page 24. Slowly add additional oil to bring to “FULL” mark on dipstick. Important Do not overfill the crankcase with oil because the engine may be damaged. 1 2 Change Oil Filter 3 Service Interval/Specification Replace the oil filter every 200 hours or every other oil change.
2 Type: Champion RC12YC or Champion Premium Gold 2071 (or equivalent) Air Gap: 0.040 in. (1.00 mm) 3 1 0.040 in. (1.02 mm) Removing the Spark Plug(s) 1. Disengage the power take off (PTO), set the parking brake, and turn the ignition key to “OFF” to stop the engine. Remove the key. 2. Pull the wire(s) off the spark plug(s) (Fig. 26). Now clean around the spark plug(s) to prevent dirt from falling into the engine and potentially causing damage. Figure 27 3. Remove the spark plug(s) and metal washer.
Where to Add Grease Lubricate the transmission couplers Lubricate the grease fittings as shown on the CHECK SERVICE REFERENCE AID decal (Figure 28). 1. Lubricate the transmission couplers located in the back of the machine (Fig. 30). m–5191 Figure 30 Greasing the PTO Drive Belt Idler 1. Stop the engine, set the parking brake, remove the key and disconnect the spark plug wire(s) from the spark plug(s). Figure 28 2. Grease the fitting on the PTO belt idler arm pivot (Fig. 31).
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. Tire Pressure Service Service Interval/Specification Maintain the air pressure in the front and rear tires as specified. Check the pressure at the valve stem after every 50 operating hours or monthly, whichever occurs first (Fig. 32). Check the tires when they are cold to get the most accurate pressure reading.
4. Release the brake and press upper control bar very lightly, approximately 1/2 in. (13 mm), wheels should rotate freely. 1. To adjust clutch, tighten or loosen lock nuts on flange studs (Fig. 36). 2. Check adjustment by inserting feeler gauge thru slots next to studs (Fig. 36). 5. If both conditions are met no adjustment is required. 3. The proper disengaged clearance between the clutch plates is .012–.018 in. (0.30-0.45 mm).
4. Pull the fuel line off the valve (Fig. 37). Open fuel shut-off valve and allow gasoline to drain into a gas can or drain pan. 3 1 Note: Now is the best time to install a new fuel filter because the fuel tank is empty. Refer to Replacing the Fuel Filter; page 30. 5. Install the fuel line onto the valve. Slide the hose clamp close to the valve to secure the fuel line. 1 3 2 m–5234 Figure 38 1. Hose clamp 2.
2. Inspect the blades, especially the curved area (Fig. 39). If you notice any damage, wear, or a slot forming in this area (item 3 in Fig. 39), immediately install a new blade. 2 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 in. (3 mm). If this dimension exceeds 1/8 in.
Sharpening the Blades 2. Adjust the tire pressure in all tires to specifications on page 28. 1. Use a file to sharpen the cutting edge at both ends of the blade (Fig. 43). Maintain the original angle. The blade retains its balance if the same amount of material is removed from both cutting edges. 3. Check that the blades and spindle shafts are not bent. Refer to Checking for Bent Blades on page NO TAG. 4. Set the height-of-cut to the 4 in. position.
6 4 A 1 5 Checking Carrier Frame Front–to–Rear Pitch 2 The carrier frame must have a pitch of a 1/4 in. over the length of 24 inches on the carrier frame. 1. Measure out 24 inches on the carrier frame (Fig. 47). 2. Measure carrier frame height at location “A” (Fig. 47). 3. Measure carrier frame height at location “B” (Fig. 47). 4. The height at location “A” must be a 1/4–3/8 in. lower than location “B” (Fig. 47). 3 5. If the carrier frame is not correct, move caster spacers to make it a 1/4–3/8 in.
5 3 2 2 5 A MEASURE FROM CUTTING EDGE TO A LEVEL SURFACE B m–2539 Figure 50 4 1 1 Changing the Deck Front-to-Rear Pitch 4 m–5231 Figure 48 1. Caster Wheel 2. Carrier Frame 3. Front height–of–cut pins Changing the front–to–rear pitch is done by adjusting the front height–of–cut posts. 4. Same height at locations A and B 5. Caster spacers Changing the Deck Front–to–Rear Pitch by Adjusting Front Height–of–Cut Posts Checking the Deck Front-to-Rear Pitch 1.
Checking the Deck Side-to-Side Leveling Matching Height of Cut 1. Check the tire pressure on both deck and traction unit. 2. Set the height-of-cut to the 4 in. position following the height-of-cut decal. 1. Check the tire pressure on both deck and traction unit. 2. Position the blades side-to-side (Fig. 52). Measure at “A” and “B” locations (Fig. 52) from a level surface to the cutting edge of blade tips (Fig. 53). 3. With the machine on level surface, position one blade front-to-rear (Fig. 54).
3 3. Raise wheel off ground enough to allow belt removal. 1 4 3 5 1 7 4 2 2 6 8 m–5321 Figure 57 m–1722 1. 2. 3. 4. Figure 56 1. Top capscrew 2. Idler bracket 3. Idler support 4. Bottom capscrew Replacing the Traction Belt Traction belt Idler pulley Clutch retainer Tension spring 5. 6. 7. 8. Clutch wire connector Pivot bolt Drive pulley Engine deck Replacing the Deck Belt 1. Raise the front of the machine and hold with jack stands.
10. Reinstall the deck cover onto the cutting unit, then reinstall and tighten the knobs. 9. Adjust PTO drive belt guides an 1/8 in. from belt (Fig. 59). 11. Install the carrier frame cover onto the cutting unit, then install and tighten the hand knobs. 10. install the heat shield to the the engine deck and carrier frame. 11. Reinstall the belt covers onto the cutting unit, then reinstall and tighten the knobs. 1 12.
1 2 2 1 3 2 4 2 m–5197 Figure 61 1. Carrier Frame Mounting Tube m-5198 2. Bushing Figure 60 1. Locking Pin 2. spacers (locate as required) 3. Carrier Frame Mounting Tube 4. Castor Wheel Fork Castor Wheel and Bearings Service 4. Insert a pin punch into the mounting tube and carefully drive out the bushings (Fig. 61). Clean the inside of the mounting tube. The castor wheels rotate on a roller bearing supported by a spanner bushing. If the bearing is kept well lubricated, wear will be minimal.
3. Install bolt and nut. Place “J” hook end of spring around grass deflector (Fig. 63). 2 Important The grass deflector must be able to lower down into position. Lift the deflector up to test that it lowers into the full down position. 1 8 6 4 2 3 3 5 1 5 4 3 m-3986 7 Figure 62 1. Locknut 2. Wheel Bolt 3. Bushing 4. Spanner Bushing 5. Roller Bearing m-5037 Figure 63 1. 2. 3. 4. 5. 5. To assemble, place one (1) bushing into the wheel hub.
Wiring Diagram S1 IGNITION G M KEY SWITCH P/N 29–5560 OFF ON W BK G+M NONE WIRE COLOR CODES BK BN BU GN GY OR M G KEY SW. F1 BLACK BROWN BLUE GREEN GREY ORANGE PK PINK R T VIO W Y RED TAN VIOLET WHITE YELLOW PK 7.5A PK J2–1 HOURMETER (OPTIONAL) S3 S2 BAIL SW. CLUTCH SW.
Cleaning and Storage A. Run engine to distribute conditioned fuel through the fuel system (5 minutes). 1. Disengage the power take off (PTO), set the parking brake, and turn the ignition key to “OFF” to stop the engine. Remove the key. B. Stop engine, allow to cool and drain the fuel tank; refer to Fuel Tank, page 29, or operate engine until it stops. 2. Remove grass clippings, dirt, and grime from the external parts of the entire machine, especially the engine.
PROBLEM Engine g loses power. Engine g overheats. Machine does not drive. Abnormal vibration. POSSIBLE CAUSES CORRECTIVE ACTION 1. Engine load is excessive. 1. Reduce ground speed. 2. Air cleaner is dirty. 2. Clean air cleaner element. 3. Oil 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.
PROBLEM Uneven cutting g height. g Blades do not rotate. POSSIBLE CAUSES CORRECTIVE ACTION 1. Blade(s) not sharp. 1. Sharpen blade(s). 2. Cutting blade(s) is/are bent. 2. Install new 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. 1.
The Toro Total Coverage Guarantee LCE A One-Year Limited Warranty Conditions and Products Covered Owner Responsibilities The Toro Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly promise to repair any Toro Product used for commercial, institutional, or rental purposes if defective in materials or workmanship.