This document is the Operator's Manual for the Toro Z Master® Revolution® Series Riding Mower, available in 48-inch, 52-inch, or 60-inch deck sizes. It covers Model Nos. 18748, 18752, 18760, and 18765, with specific serial number ranges. The manual provides comprehensive instructions for safe operation, maintenance, and troubleshooting of the machine.
Function Description:
The Toro Z Master® Revolution® Series Riding Mower is a rotary-blade, riding mower designed for professional, hired operators. Its primary function is cutting grass on well-maintained residential or commercial properties. The machine is battery-operated, utilizing lithium-ion batteries, and features a Z Master® Revolution® suspension system for a smooth and comfortable ride. It is capable of side discharging or mulching grass clippings. The mower is equipped with a safety-interlock system to prevent unintended operation and a Rollover-Protection System (ROPS) for operator safety.
Important Technical Specifications:
- Deck Sizes: 48-inch, 52-inch, or 60-inch.
- Deflector Dimensions:
- 48-inch Deck: Deflector up: 140 cm (55 inches), Deflector down: 160 cm (63 inches), Deflector removed: 132 cm (52 inches).
- 52-inch Deck: Deflector up: 150 cm (59 inches), Deflector down: 170 cm (67 inches), Deflector removed: 142 cm (56 inches).
- 60-inch Deck: Deflector up: 165 cm (65 inches), Deflector down: 191 cm (75 inches), Deflector removed: 157 cm (62 inches).
- Length: Roll bar up: 206 cm (81 inches), Roll bar down: 216 cm (85 inches).
- Height: Roll Bar up (all models): 183 cm (72 inches), Roll Bar down (MyRide models): 127 cm (50 inches), Roll Bar down (Non-MyRide models): 119 cm (47 inches).
- Weight:
- Model 18748: 623 kg (1374 lb)
- Model 18752/18752TA: 630 kg (1389 lb)
- Model 18760: 652 kg (1437 lb)
- Model 18765: 687 kg (1515 lb)
- Electrical System:
- Battery Quantity: 10
- Rated Voltage: 63 VDC maximum and 55.2 VDC nominal usage
- Amp Hours: 414 Ah
- Transmission Fluid: Toro Synthetic HV Electric Motor Drive Oil, 150 mL (5 fl oz) capacity.
- Tire Pressure (rear tires): 83 to 97 kPa (12 to 14 psi). Front tires are semi-pneumatic and do not require air-pressure maintenance.
- Blade Bolt Torque: 75 to 81 N·m (55 to 60 ft-lb).
- Wheel-Lug Nut Torque: 75 to 88 N·m (55 to 65 ft-lb).
- Maximum Slope Operation: 15 degrees.
- Height-of-Cut: Adjustable from 38 to 140 mm (1-1/2 to 5-1/2 inches) in 6 mm (1/4 inch) increments.
- Battery Charging Temperature Range: 0° to 45°C (32° to 113°F).
Usage Features:
- InfoCenter Display: An LCD display provides information on operating status, diagnostics, battery charge, amperage, operating hours, and allows for machine settings adjustments. Icons indicate various statuses such as battery charge, operator presence, motion-control lever position, parking brake engagement, PTO status, mower blade status, traction drive, speed settings (Fast, Slow, Energy-saving), and locked functions.
- Key Switch: Two positions (On and OFF) to start and shut off the machine.
- Power-Takeoff (PTO) Switch: Engages and disengages mower blades.
- Motion-Control Levers: Used for driving forward, reverse, and turning. They also engage the electric brake when moved to the PARK position.
- Park Position: Engages the electric brake when motion-control levers are moved outward.
- Light Switch: Illuminates and shuts off the machine's light.
- Seat Adjustment: The seat can move forward and backward, and the suspension can be adjusted for comfort (MyRide™ Suspension System and non-MyRide™ models). Rear-shock assemblies on MyRide™ models are adjustable.
- Height-of-Cut Adjustment: A pin and height-of-cut bracket allow for precise adjustment of the cutting height.
- Anti-Scalp Rollers: Adjustable to prevent scalping on uneven terrain.
- Flow Baffle Adjustment: Positions the flow baffle for optimal clipping dispersal based on grass type and moisture.
- Mower Deck Rake Adjustment: Allows raising the rear of the mower deck in 6.3 mm (1/4 inch) increments up to 25.4 mm (1 inch) to improve run time.
- Transport Lock: Locks the mower deck in the TRANSPORT position.
- Maximum Speed Range Adjustment: Limits the maximum traction speed of the machine via the InfoCenter.
- Control-Handle Position Adjustment: Allows adjustment of the control levers for operator comfort.
- Lever Calibration: Calibrates the motion-control levers for accurate control.
- Tracking Adjustment: Corrects machine pulling to one side when driving straight.
- Battery Charging: The machine is charged using a Toro-provided charger. The InfoCenter displays charging status, percentage, and amperage.
Maintenance Features:
- Daily Maintenance: Includes checking safety switches, blades, blade bolts, cutting assemblies, and cleaning grass buildup under the mower deck.
- Lubrication:
- Mower Deck-Lift Pivots: Lubricate every 100 hours with light oil or spray lubricant.
- Caster-Wheel Hubs: Grease yearly with lithium or molybdenum grease.
- Electrical System Maintenance:
- Battery-Disconnect Switch: Used to de-energize or energize the machine.
- Servicing Batteries: Lithium-ion batteries have no user-serviceable parts; contact an Authorized Service Dealer for service or replacement.
- Maintaining Lithium-Ion Batteries: Guidelines include not opening batteries, using only the designed charger, proper storage temperatures, and maintaining sharp mower blades.
- Maintaining Battery Charger: Clean cords and case, coil cords when not in use, and periodically examine for damage.
- Locating Fuses: Electrical system protected by fuses; rear cover removal required for access.
- Drive System Maintenance:
- Seat Belt: Inspect daily for wear, cuts, and proper operation.
- Tire Pressure: Maintain rear tire pressure at 83 to 97 kPa (12 to 14 psi) every 50 hours/monthly.
- Wheel-Lug Nuts: Check and torque to 75 to 88 N·m (55 to 65 ft-lb) after the first 100 hours.
- Transmission Fluid: Change after the first 50 hours and every 500 hours.
- Mower Deck Maintenance:
- Cutting Blades: Servicing includes inspection, removal, sharpening, balancing, and installation. Blades should be replaced if bent or damaged.
- Leveling the Mower Deck: Instructions for side-to-side and front-to-rear pitch adjustment.
- Grass Deflector: Replacement instructions provided.
- Cleaning:
- Under the Mower Deck: Remove grass buildup daily using compressed air (not water).
- Suspension System (MyRide™ models): Clean with compressed air (not pressurized water).
- Storage: Instructions for cleaning, preparing the machine for storage, battery storage requirements (temperature ranges and charge levels), and storing the charger.
- Troubleshooting: A table lists common problems, possible causes, and corrective actions, including battery-charger error codes.
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