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01004029 Rev 99_2.fm Page 1 Monday, September 27, 1999 8:23 AM
®
MMZ 2254, 2554, 2560
25 Horsepower
Hydrostatic Zero-Turn
Commercial Riding
Mower
OPERATOR’S AND SERVICE MANUAL
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01004029 Rev 99_2.fm Page 2 Monday, September 27, 1999 8:23 AM TABLE OF CONTENTS Foreword . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 A. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 B. Related to Fuel. . . . . . . . . . . . . . . . . . . . . . . .
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01004029 Rev 99_2.fm Page 3 Monday, September 27, 1999 8:23 AM FORWARD The MMZ Gasoline Powered Hydraulic Driven Rotary Mowers were developed to provide superb maneuverability, mid-mount cutting capability for professional land- scapers, commercial lawn service companies, professional turf managers and golf course superintendents. The machine incorporates many safety features that should be studied by all operators and maintenance personnel before use. The list of safety precautions should re
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01004029 Rev 99_2.fm Page 4 Monday, September 27, 1999 8:23 AM SAFETY PRECAUTIONS A. General 1. Read this Operator’s Manual before starting the mower. Study the controls and learn the proper sequence of operation. 2. Do not allow anyone to operate or maintain this machine who has not read this manual. Never permit children to operate this machine. 3. Never carry passengers. 4. Do not remove any shields, guards or safety devices. If a shield, guard or safety device is damaged or does not f
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01004029 Rev 99_2.fm Page 5 Monday, September 27, 1999 8:23 AM 7. When filling the fuel tank, stop when the fuel reaches one inch from the top. This space is necessary for tank expansion. Do not overfill. 8. Wipe up any spilled fuel. C. When Mowing 1. Keep adults, children and pets away from the area to be mowed. 2. When operating this mower in the forward direction, DO NOT allow the steering levers to return to the neutral position on their own. Always maintain a firm grip on the levers,
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01004029 Rev 99_2.fm Page 6 Monday, September 27, 1999 8:23 AM brake; shutting off the engine and taking the key from the ignition switch. 14. Never walk or stand on the discharge side of a mower with the engine running. Turn off the blade clutch switch if another person approaches while you are operating the mower. 15. Never attempt to operate the traction unit without the mowing deck attached. 16. Keep the mower and especially the engine and hydraulic compo- nents clean and free of grea
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01004029 Rev 99_2.fm Page 7 Monday, September 27, 1999 8:23 AM OPERATING INSTRUCTIONS Figure. 1 Figure. 2 Engine throttle Electric Blade Tach and Hour Meter Clutch Choke Lever Ignition Switch A. Controls 1. Engine Ignition and Start Switch: (See Figure 1.) Located on the instrument housing below the right side of the operator’s seat. When the key is inserted and turned clockwise, 45 degrees, the ignition circuit is closed. Turning the switch further against spring pressure starts the engi
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01004029 Rev 99_2.fm Page 8 Monday, September 27, 1999 8:23 AM amount, one traction wheel will turn in reverse and the mower will turn within its own length. In order to start the engine, both steering levers must be opened out to the side in the neutral position; the parking brake must be engaged; and the blade clutch switch must be “off”. However, once the engine starts, the parking brake must be released before the operator places the steering levers into the operating position or the eng
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01004029 Rev 99_2.fm Page 9 Monday, September 27, 1999 8:23 AM the deck lift handle and move it outward. This allows the handle to move forward, lowering the deck to the cutting position. 7. Fuel Shutoff Valve: (See Figure 4.) Located on top of the fuel tank. When turned in a clockwise direction until it stops, it will shut off the flow of fuel to the engine. When turned in a coun- terclockwise direction it will open and allow fuel to flow to the engine. Close this valve if you are not
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01004029 Rev 99_2.fm Page 10 Monday, September 27, 1999 8:23 AM oil through the fill tube using a funnel to bring it up to the top of the operating range. Note: Gasoline Engine: Use SAE 10W30 or SAE 10W40 engine oil, rated for ser- vice SJ. c. Hydraulic Oil: (Filled at the factory before shipment.) The hydraulic oil tank is located beneath the operator’s seat. Always wipe off the area around the oil tank fill neck before checking the oil level to prevent dirt from contaminating the oil.
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01004029 Rev 99_2.fm Page 11 Monday, September 27, 1999 8:23 AM c. If the dimension at the front Deck Lift Spring inner bolt of the mowing deck is 1/8"-1/ 4" lower than the dimension at the rear of the deck on each side of the mower, do not adjust. If not, you will need to adjust the Deck Lift Spring Assist (See Figure 5). You may also need to adjust the Deck Links (See Figure 5). Deck Links Figure. 5 d. Lower the mower deck to the cutting position. With a wrench loosen the inner
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01004029 Rev 99_2.fm Page 12 Monday, September 27, 1999 8:23 AM e. Push the throttle control to a position a third of the way between slow and fast. f. Insert the key in the ignition and start switch and turn the switch to “On”. g. Gasoline Engine: If the engine is cold, push the choke to the on position. h. Turn the ignition key in a clockwise direction to the “Start” position until the engine starts. Note: Do not hold the key in the “Start” position for more than 10 seconds or you may
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01004029 Rev 99_2.fm Page 13 Monday, September 27, 1999 8:23 AM i. To turn, pull the lever back on the side to which you want to turn. The farther back you pull the lever, the faster and more sharply you will turn. Initially, you will have to be care- ful to avoid turning to fast and too far. j. After you have mastered operating the mower, use the transport lever to lower the mowing deck to the cutting posi- tion and pull on the electric blade clutch switch to start the blades rotating. k
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01004029 Rev 99_2.fm Page 14 Monday, September 27, 1999 8:23 AM Linch Pins Linch Pins Figure. 6 Height of Cut Clevis Pin e. Remove six linchpins (See Fig. 6) (4) from the deck and (2) from the front of the mower. Remove the linchpins on the left and right rear side of the cutter deck (2); remove the linchpins on the left and right front side of the cutter deck (2); and remove the linchpins on the front of the mower (2). f. Turn front caster wheels outward. g. Shift the deck toward the ign
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01004029 Rev 99_2.fm Page 15 Monday, September 27, 1999 8:23 AM WARNING: Never mow with dull blades! Blades that are bent should be replaced! The cutting blades are sharp and can cause severe injury. Wrap the cutting surface of the blade with a rag to avoid injury. a. Set the parking brake. b. Clean any debris from the blades. Keep blades sharp and free of build up at all times. c. Sharpen blades evenly at the original 30° angle to maintain balanced cutting blades. Do not sharpen the unde
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01004029 Rev 99_2.fm Page 16 Monday, September 27, 1999 8:23 AM 4. Changing the Spindle Assembly a. Jack up the front of the mowing deck Cover Plate about one foot and block it in that posi- Spindle tion. b. Make sure the blade clutch is disen- gaged. c. Remove the deck cover. d. Remove the drive belts. (See 3. Chang- ing Blade Drive Belts.) e. Remove the cutter blade. (See 2. Figure. 7 Changing a Blade.) f. Using a wrench or socket rachet remove from the cover plate all six hex
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01004029 Rev 99_2.fm Page 17 Monday, September 27, 1999 8:23 AM d. Remove the hydraulic fill cap and check the level. The cor- rect level is up to the lowest hole of the oil tank fill neck. e. Pour hydraulic oil into the reservoir up to the lowest hole in the oil tank fill neck, if necessary. 2. Draining Hydraulic Oil Used hydraulic oil must be disposed of properly. Do not pour it down a drain or sewer, or dump it on open land, this creates an environmental hazard. Please be aware of the env
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01004029 Rev 99_2.fm Page 18 Monday, September 27, 1999 8:23 AM ends clean with a wire brush and make sure the connections are tight. Coat the terminals with petroleum jelly to prevent corrosion. 2. Battery Storage: When storing the MMZ for long periods of time the following guidelines should be taken. a. Disconnect the battery cables from the terminals and remove the battery. b. Clean the battery before storing. A dirty battery will lose its charge over time. c. Store the battery with a
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01004029 Rev 99_2.fm Page 19 Monday, September 27, 1999 8:23 AM 5. Jump Starting Warning: Failure to use this starting procedure can cause sparking, and the gases in the battery to explode. a. Attach the end of the red jumper cable to the Positive termi- nal (+) of the charged battery. b. Attach the other end of the red jumper cable to the Positive terminal (+) of the low charge battery. c. Attach the end of the black jumper cable to the Negative terminal of the charged battery. d. Attach
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01004029 Rev 99_2.fm Page 20 Monday, September 27, 1999 8:23 AM the parking brake switch must be repositioned or perhaps replaced. If the engine does not start, engage the parking brake and start the engine. Swing one steering lever up to the operating position and the engine should stop. If the engine does not stop, the parking brake switch must be repositioned or replaced. c. Left and Right Steering Lever Switches: Sit in the opera- tor’s seat. With both steering levers opened-out in t
