Related Manuals for MTD Pro 18HP 48" Stamped Deck
Summary of Contents for MTD Pro 18HP 48" Stamped Deck
- Page 1 MMZ Jr. Hydrostatic Zero-Turn Riding Mower MODEL 18HP 48" Stamped Deck OPERATOR’S AND SERVICE MANUAL...
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Page 2: Table Of Contents
TABLE OF CONTENTS Foreword............. . . 3 General Safety Operations . -
Page 3: Foreword
FORWARD The 18HP MMZ Jr. Hydrostatic Zero-Turn Commercial Riding Mower provides superb maneu- verability. The machine incorporates many safety features that should be studied by all opera- tors before use. The list of safety precautions should receive particular attention. This manual presents all of the operating and maintenance instructions necessary to keep your mower at peak efficiency. -
Page 4: General Safety Operations
GENERAL SAFETY OPERATIONS A. DANGER Do not operate machine in confined areas where exhaust gases can accumulate. Do not operate machine without mower chute deflector in place and operational. Do not carry passengers. B. WARNING 1. Do not operate machines under the influence of alcohol or drugs. -
Page 5: Related To Fuel
11. When looking for oil leaks, never run your hand over hydraulic hoses, lines or fittings. Never tighten or adjust hydraulic hoses, lines or fittings while the system is under pressure. If high-pressure oil penetrates the skin, the oil must be removed within a few hours by a doc- tor familiar with this form of injury or serious complications may result. -
Page 6: Safety Decals
SAFETY DECALS AND LABELS WARNING SHIELD MISSING DO NOT OPERATE Part Number: 00030635 ROTATING BLADE Do not put hands or feet under or into mower when engine is running. Part Number: 00030633 Part Number: 01003859 Part Number: 01003452 Part Number: 01003451 DANGER Part Number: 01003857 Part Number: 01003858... -
Page 7: Specifications
SPECIFICATIONS Engine: 18 HP Briggs and Stratton Vanguard Type: Vertical air cooled Air Cleaner: Dual Element Lube System: Pressurized with oil filter Starter: 12-volt electric Traction Drive: Engine to two variable-speed hydraulic pump/motor BDR units to gearbox on each drive wheel Hydraulic Tank: 10 quart capacity, One quart filter Cutter Deck;Drive:... -
Page 8: Operating Instructions
OPERATING INSTRUCTIONS Figure. 1 Tach and Electric Blade Hour Meter Clutch Switch Ignition Switch A.General 1. When Mowing: a. Keep adults, children, and pets away from the area to be mowed. b. When operating this mower, in the forward direction, do not allow the steering levers to return to Neutral on their own. -
Page 9: Controls
c. Avoid turning when going downhill, traction is at a minimum going downhill. d. Do not operate with discharge side of the mower toward streets, buildings, play- grounds, parking lots, other machines, ani- mals, and other people. e. Avoid operation or use extreme care if the traction surface is wet, unstable, or slip- pery. - Page 10 Steering Levers Deck Lift Handle Brake Figure. 3 4. Electric Blade Clutch Switch: (See Figure 1.) Located on the right side of the mower beside the ignition switch. This is an “on/off” push pull switch that controls the electric blade clutch which supplies power to the cut- ting blades through the PTO.
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Page 11: Initial Adjustments
C.Initial Adjustments 1. Check the fluid levels and tires: Note: These checks should be made daily, before starting the engine. a. Fuel: Using a good grade of unleaded, regular gasoline (for a gasoline engine), fill the fuel tank. When the fuel reaches one inch from the top of the tank, stop. -
Page 12: Zero Turn Break-In And Operating Procedures
clockwise a few turns. Adjust both front and rear Deck links as necessary. Retighten nuts. Raise the mowing deck to the transport position using the transport lever. g. Use the transport lever to lower the mow- ing deck to the cutting position and repeat step “b.”... - Page 13 ning. Sit down and the engine should run. Turn off the PTO by pushing the control switch down. h. To drive in the FORWARD direction: 1. Set the engine speed to 2000 to 2500 rpm (refer to tachometer on right control panel).
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Page 14: Maintenance And Service
d. Turn the electric blade clutch switch “Off”. e. Push the throttle control to a position a third of the way between slow and fast. Insert the key in the ignition and start switch and turn the switch to “On”. g. - Page 15 Figure. 6 removing the lift linkage from the deck will cause it to snap back. d. Detach the mower drive belt. e. Remove six cotter pins (See Fig. 6) (4) from the deck and (2) from the front of the mower.
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Page 16: Hydraulic Oil
Cover Plate Figure. 7 e. Pull the tensioner pulley away from the belt and remove the PTO belt then remove the blade drive belt. Reverse the process to install the belt. Note: When replacing belts do not over- tighten. Adjust the idler pulley so that a ten- pound pull with a spring scale between two pulleys deflects the belt about 1/2". -
Page 17: Specific Gravity
drain oil from both left and right axles. Replace and retighten nuts. Transmission Figure. 9 Coat new filter seal with oil before installa- tion. Install new hydraulic oil filter filled with new oil. k. Add proper amount of hydraulic oil to res- ervoir. - Page 18 other electrical components. This is a stan- dard plug-in type automotive fuse rated at 7.5 amp. Safety Switches: There are five safety switches in the electrical circuit which control the engine. They are (1) the blade clutch switch, (2) the parking brake switch, (3) the left and (4) the right steering lever switches and (5) the seat switch.They operate so that in order to start the engine, the blade clutch...
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Page 19: Tires
the wiring harness and the connections to the seat switch, the blade clutch switch and the electric blade clutch. Then check out the seat switch, the blade clutch switch and finally the electric blade clutch. D.Tires The two front wheels are caster wheels that are free to swivel to accommodate the direction of the Mower. -
Page 20: Hydraulic System
Note: If you wish to move the mower by pushing, you must release the dynamic brak- ing. Locate the levers at the rear of the mower. Pull both levers out and lock in position. After pushing the mower to the desired location, return both levers to the operating position (See photo below) Hydro Release Levers... -
Page 21: G.storage
cavitation to develop which can destroy the pumps in a short time. Contaminants or foreign matter in the oil will also damage the pumps . To prevent this, use a filter that captures particles as small as 30 microns or 30 millionths of a meter in diame- ter. -
Page 22: Maintenance Schedule
Inspect the hydraulic hoses, lines and fit- tings. Replace as necessary. Jack the mower up and store it on blocks to take the weight off of the tires. 2. To Put the Mower Back in Service: a. Check the battery. Charge if necessary. b. -
Page 23: Lubrication Chart
OIL CHART Apply a few drops of SAE 20W-50 engine oil or use a spray lubricant. Apply the oil to both sides of pivot points. Wipe off any excess. Start engine and operate mower briefly to insure that oil spreads evenly. Number of Oil Points Description DAILY... -
Page 24: Performance Adjustments
Performance Adjustments A. High Speed Tracking Adjustment If mower tracks to one side with both lap bars in fully forward position: Check air pressure in all four tires: a. Pressure should be within specified ranges and balanced side-to-side. b. Rear tires 8-10 psi. recommended (20 psi MAX.) c. -
Page 25: Deck Corner Ball Wheel Roller Settings
g. Verify proper throttle adjustment by check- ing RPM readings as outlined above. C. Deck Corner Ball Wheel Roller Settings Matching the set heights of the ball rollers on the four corners of the mower deck to the desired cut height will prevent edge scalping and minimize any side-to-side variance in cut height. - Page 26 Park the mower on a flat paved surface, engage the parking brake, shut off the engine, remove the key from the ignition switch, disconnect the spark plug wires and using the transport lever, lower the mowing deck into the 4" height of cut position.
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Page 27: Wiring Diagram
WIRING DIAGRAM... - Page 28 1. What Is Covered By This Warranty. This limited warranty covers any defect in materials or workmanship in your MTD Pro equipment for two year from the date of purchase for the first user purchaser. MTD Pro will replace or repair any part or parts without charge through your authorized MTD Pro dealer.
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