Commercial walk-behind mower with floating deck, t-bar, hydro with 36in, 40in, 48in or 52in turbo force cutting unit (60 pages)
Summary of Contents for Toro 30450
Page 1
Form No. 3328-186 Groundsmaster 455-D Traction Unit and Cutting Unit Model No. 30450—Serial No. 220000201 and Up Model No. 30455—Serial No. 220000201 and Up Operator’s Manual English (EN)
Page 2
Authorized Service Dealer or Toro Customer Service and have the model and This spark ignition system complies with Canadian serial numbers of your product ready. The model and serial ICES-002.
Do not The GROUNDSMASTER 455-D was tested and overfill. certified by TORO for compliance with the B71.4-1990 specifications of the American National Standards – Wipe up any spilled fuel. Institute. Although hazard control and accident...
Page 4
These areas setting. To assure safety and accuracy, have an could be hot enough to cause burns. Authorized Toro Distributor check maximum engine speed. If cutting deck strikes a solid object or vibrates...
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. 43-8480 66-1340 55-4300 68-8340 70-2560...
Model No. 30471 Dry weight Mulcher Kit Model NO. 30475 2-wheel drive 3800 lb. (1724 kg) Cab* 4-wheel drive 3900 lb. (1769 kg) Additional Weights* Low Seat Option* * Contact your local Toro distributor Specifications and design subject to change without notice.
2. Degasser tank cap 3. If coolant is low, remove degasser tank cap (Fig. 2) and add a 50/50 mixture of water and Peugeot recommended anti-freeze (Toro Part No. 93-7213). Do not use water only or alcohol/methanol base coolants. 4. Install degasser tank cap.
Page 12
2/3 oz. (20 ml) bottles. One bottle Danger is sufficient for 4–6 gal (15–22 1) of hydraulic oil. Order part no. 44–2500 from your authorized Toro distributor. Not recommended for biodegradable fluid (use food Because diesel fuel is highly flammable, use coloring).
3. Install reservoir cap, close hood, and secure latch. 4. Screw dipstick filler cap finger–tight onto filler neck. It is not necessary to tighten cap with a wrench. Checking the Front Axle Oil Checking the Rear Axle Level Lubricant (Model 30455 Only) The front axle is shipped from the factory filled with SAE 80–90 wt.
Checking the Tire Pressure The tires are over-inflated for shipping. Therefore, release some of the air to reduce the pressure. Correct air pressure in the front and rear tires is 20 psi (138 kPa). Important Maintain even pressure in all tires to assure a good quality-of-cut and proper machine performance.
Adjusting the Height-of-Cut 2. Push castor spindle through front castor arm, install remaining spacers onto spindle, and install HOC cap to secure assembly (Fig. 11). The height-of-cut is adjustable from 1 to 5 inches (2.5 to 12.7 cm) in 1/2 inch (13 mm) increments. Positioning the Note: On Center deck only, make sure washer remains on castor wheel axles in the top holes of the castor forks or bottom of spindle shaft.
Controls Key Switch The key switch (Fig. 15) has three positions: OFF, ON and Cutting Unit Engagement Switch START. Rotate key to START and release key when engine begins running. To stop engine, rotate key to OFF. The cutting unit engagement switch (Fig. 15) is used to start and stop cutting unit operation.
Seat Axle Shift Lever Seat adjusting lever on left side of seat (Fig. 16) allows The axle shift lever ,located on right side of console 4 inch (10.2 cm) fore and aft adjustment. Seat adjusting (Fig. 17), selects front drive mode. Pull out lockout knob, knob on front of seat, adjusts seat for operator’s weight.
Parking Brake Latch Starting and Stopping A knob on the left side of console (Fig. 18) actuates 1. Sit on the seat, keep foot off traction pedal. Ensure that parking brake lock. To engage parking brake, connect the parking brake is engaged, traction pedal is in pedals with locking pin, push down on both pedals and pull NEUTRAL, and cutting unit engagement switch is in parking brake latch out.
Note: Note: It may be necessary to bleed the air out of the switch is operating correctly; thus, proceed to step 5. If fuel line between the fuel filter / water separator and the engine does not stop, there is a malfunction in the injection pump.
If spring removal or Clippings Discharge repair is required, contact your local authorized Toro Distributor for assistance. Although the deck has rear discharge, some clippings are discharged toward the left side. To avoid discharging undesirable clippings onto pathways, roads, or other Transport non–turf surfaces, mow with the right side of the deck next...
After Operating To ensure optimum performance, clean underside of mower housings and under belt covers after each use. Use low psi compressed air only. Do not use water. If residue is allowed to buildup in mower housings, cutting performance will decrease.
Maintenance Recommended Maintenance Schedule Maintenance Service Maintenance Procedure Interval Inspect the PTO and cutting unit belts. Torque the wheel lug nuts. After first 10 hours Inspect the engine fan belt. Change the engine oil and filter. Check the electric deck clutches adjustment. After first 50 hours Check the electric PTO clutch adjustment.
Daily Maintenance Checklist Duplicate this page for routine use. For the week of: Mon. Tues. Wed. Thurs. Fri. Sat. Sun. Maintenance Check Item Check the safety interlock system. Check the brake operation. Check the engine oil level. Check the fuel level. Check the cooling system fluid level.
Lubricating the Machine The traction unit and cutting unit have grease fittings that must be lubricated regularly with No. 2 General Purpose Lithium Base Grease. If machine is operated under normal conditions, lubricate all grease fittings after every 25 hours of operation.
Page 27
Important Failure to lubricate the hydro pump drive fitting will result in a failure. Figure 28 Figure 26 Figure 29 Figure 27...
Page 28
Figure 30 Figure 32 Figure 33 Figure 31 1. Top fitting on king pin...
2. Gently slide primary filter (Fig. 39) out of air cleaner Caution body to reduce the amount of dust dislodged. Avoid knocking filter against air cleaner body. Do not remove safety filter. Before servicing or making adjustments to the machine, stop engine and remove key from the switch.
Servicing the Engine Oil and Servicing the Fuel System Filter Draining the Fuel Tank Change oil and filter initially after the first 50 hours of Drain and clean fuel tank every 800 hours of operation or yearly, whichever comes first. Also, drain and clean tank if operation, thereafter change oil and filter every 100 hours.
3. Tighten drain screw. 3. Unscrew knobs and pivot oil cooler rearward. Clean both sides of oil cooler and radiator area thoroughly with low pressure compressed air. Open hood and blow Changing the Fuel Filter debris out toward back of machine. Pivot oil cooler back into position and tighten knobs.
Change hydraulic oil filter initially after the first 50 hours of operation, thereafter change hydraulic oil and filter after every 800 operating hours. If oil becomes contaminated, contact your local Toro distributor because the system must be flushed. Contaminated oil looks milky or black when compared to clean oil.
Use cardboard or paper to find hydraulic leaks. Only the Toro replacement filter (Part No. 86-3010) can be Hydraulic fluid escaping under pressure can used in the hydraulic system. penetrate skin and cause injury. Fluid accidentally...
Adjusting the Traction Drive for Neutral The machine must not creep when traction pedal is released. If it does creep, an adjustment is required. 1. Park machine on a level surface, shut engine off and move shift lever to “HI” position. Depress only the left brake pedal and engage the parking brake.
Changing the Front Axle Lubricant After every 800 hours of operation the oil in the front axle must be changed. 1. Position machine on a level surface. 2. Clean area around the drain plug (Fig. 54). Figure 55 1. Drain plugs (3) Changing the Bidirectional Clutch Lubricant (Model 30455 Only)
Adjusting Rear Wheel Toe-In After every 800 operating hours or annually, check rear wheel toe-in. Measure center-to-center distance (at axle height) at front and rear of steering tires. Front and rear measurements must be within 1/8 in. (3 mm) of each other. Adjusting 2-Wheel Drive Models 1.
1. PTO belt 3. Square hole posts and cable connectors with Grafo 112X (skin-over) 2. Adapter plate grease (Toro Part No. 505-47) or petroleum jelly to prevent corrosion. Adjusting the Clutch Servicing the Fuses The PTO clutch is adjustable to ensure proper engagement There are 4 fuses in the machines electrical system.
Page 39
Figure 64 1. Hydraulic line couplers 3. Rear deck straps Figure 63 2. Wire harness 1. ACC fuse 3. Deck fuse 2. Relay fuse 4. Run fuse 4. Remove hairpin cotters and height-of-cut pins securing rear deck straps to height-of-cut brackets on deck (Fig.
Pivoting the Cutting Unit Down into the 6. Roll the cutting unit away from the traction unit. Operating Position Alternate Method 1. Sit on seat, start the engine, and slowly lower the cutting units to the ground; then raise center cutting unit 1.
Adjusting the Safety Door Adjusting the Blade On each side of the center deck is a safety door that opens To ensure proper operation of the cutting unit, there must and closes as the wing decks are lowered and raised be 0.25 0.12 in.
Adjusting the Belt Tension Replacing the Drive Belts Each cutting unit drive belt is individually tensioned by a The blade drive belts are very durable, but after many hours self tensioning spring loaded idler. When the idlers are of use, the belts will show signs of wear. Signs of a worn properly adjusted, the black plastic sleeve should be 0.12 to belt are: squealing when belt is rotating, blades slipping 0.25 in.
Page 43
6. Raise front of gear box support and remove old belt from around gear box pulley and remaining pulleys. 7. Route new belt around appropriate pulleys as shown in Figure 75. Figure 73 1. Clutch rod 2. Clutch wire Figure 75 Removing the Center Deck Belt 8.
Figure 76 Figure 77 1. Clutch 2. Flange studs 1. Front castor arm tube 2. Bushings Servicing the Front Bushings Servicing Castor Wheels and in the Castor Arms Bearings The castor arms have bushings pressed into the top and 1. Remove locknut from capscrew holding castor wheel bottom of the tube and after many hours of operation, the assembly between front castor fork (Fig.
Always use genuine away the metal that connects the flat and curved parts of Toro replacement blades to be sure of safety and optimum the blade, check the blade before using the machine. If performance.
10. Check anti- freeze protection and add a 50/50 solution produce good quality of cut and require minimal power of water and Peugeot recommended anti freeze (Toro from the engine. By contrast a blade that is higher at the Part No. 93-7213) as needed for expected minimum ends than the center, or if cutting edge is higher than the temperature in your area.
Page 52
If for any reason you are dissatisfied with your Distributor’s service or have difficulty obtaining guarantee information, contact the Toro importer. If all other remedies fail, you may contact us at Toro Warranty Company.