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Commercial Mower Owner’s Manual
For the Wright Z serial #31897 and higher until superseded
WARNING: READ THIS MANUAL BEFORE USING
For your safety and for proper operation and maintenance read
carefully and keep readily available for future reference.
Revised 06/2007
Additional replacement owner’s manuals as well as illustrated parts lists are available from your
authorized Wright Dealer for a nominal charge. Also check www.wrightmfg.com for the most up
to da
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Foreword Welcome to the progressive group of mowing professionals who use Wright mowers. We are focused on giving you advanced engineering and quality construction in each mower we build. This manual explains the features and promotes safer use of the mower. Please read it in its entirety and follow the instructions carefully so that you can have many years of safe and productive operation with your Wright product. For service, remember that your Wright dealer knows your mower best a
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TABLE OF CONTENTS PRE-DELIVERY SERVICE OF MOWER BY DEALER............................................................. 1 SAFETY INSTRUCTIONS......................................................................................................... 3 INTRODUCTION......................................................................................................................... 3 GENERAL SAFETY INSTRUCTIONS ....................................................................................
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Pre-Delivery Service of Mower by Dealer If you are not completely familiar with the Safety Instruction Manual read it now before proceeding with the Pre-Delivery Service of the mower. Only your authorized Wright dealer WARNING should perform the Pre-Delivery Service of the mower. The Wright Z is shipped assembled and has been adjusted and tested at the factory. However, due to jostling during the shipping process and the delivery time lapse the following items need to be repea
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• Before starting the engine be ready to stop it if the wheels begin to turn with the brake on. (If this happens, check that the manual bypass valves on side of each pump are open at least a half-a-turn counterclockwise.) • Start the engine according to the engine manufacturer’s recommendation. Let the engine run at low RPM for several minutes to get the hydraulic fluid circulating through the pumps. It will be necessary to use a pair of locking pliers to activate the seat OPC plunger
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SAFETY INSTRUCTIONS WRIGHT MOWER USERS & OWNERS: READ THIS MANUAL BEFORE USING PLEASE BE CAREFUL! CAUTION WARNING This symbol with the word “CAUTION” This symbol with the word “WARNING” indicates a potentially hazardous situation indicates a potentially hazardous situation which, if not avoided, could result in minor which, if not avoided, could result in death or or moderate injury. serious injury. Introduction This mower is built to the highest standards i
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tire(s) with less than 3/32” of any tread groove left. Use tires with the tread pattern specified by Wright Mfg., Inc. only. DO NOT change the engine governor settings or over-rev the engine WARNING contrary to engine manufacturer specifications. Failure to comply can compromise operator User Clothing safety, shorten equipment life and void your DO NOT operate the mower while wearing manufacturer’s warranty. Keep all nuts, bolts, and sandals, tennis shoes, sneakers, o
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direct the grass discharge toward bystanders, • DO NOT allow inexperienced persons to traffic, cars or buildings nor allow anyone within operate the mower until they have read and 50 feet of the machine while in operation. Thrown understood these safety instructions. objects can pass through glass windows and Operate the mower at slower speeds while some walls of buildings. There is extreme risk of becoming familiar with it. danger from thrown objects or being cut by the • The gra
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When pointing up a slope, your mower has the most weight on the drive wheels and therefore the most traction at the tires. However, this is the WARNING angle that it has the most tendency to tip back (“pop a wheelie.”) This is the preferred angle for Operation In Reverse mowing small areas of steeper slopes. Keep both feet on the foot platform at all times. Look behind you before backing to prevent Recommendations for this angle: injuring yourself or anyone behind you. Oper
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depending on mowing environment, operator driving style and preference. WARNING • To reduce the chances of “popping-a-wheelie”, do not accelerate quickly. Replacement Parts Note: Excessively worn tire tread is dangerous. Use of parts other than specified parts supplied by Replace tire(s) with less than 3/32” of any tread Wright Manufacturing, Inc. may compromise the groove left. Use tires with the tread pattern safe use of the mower, are not recommended and recommended
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OPERATING INSTRUCTIONS If you are not completely familiar with the Safety Instruction Manual read it now before proceeding with the operation of the WARNING mower. REMEMBER THERE ARE CERTAIN PRECAUTIONS LISTED IN THIS MANUAL THAT YOU MUST NOW TAKE BEFORE STARTING THE MOWER. Inspect Mower Before Each Use Inspection of Mower: Do not use the mower if any parts are not maintained in good operating condition. Examine all moving parts prior to each use. Look for excessive wear
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slightly, forward and backward. Check to see if the wheels move forward and backward according to the position of the levers. If not, check to see that the pump release valves are closed. The pump release valves are accessible by lifting the seat. With both feet still firmly placed on the foot platform, increase the engine speed to about half of the way from idle speed. Release the parking brake. The higher engine speed will make the controls much more responsive and the mower much q
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How to Adjust Neutral Neutral refers to the mower movement when the engine is set to full throttle, parking brake is off, and the control levers are in the neutral position. The mower should not move forward or backward during this time. If the mower is moving forward or rearward, the neutral setting must be adjusted. The hydraulic pump has a Return-to-Neutral (RTN) device built into the linkage of the pump. Before adjusting neutral, it is necessary to lift the rear drive wheels off t
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WARNING Service and Adjustments Tire Maintenance and Pressure Excessively worn tire tread is dangerous on all hills. Replace drive tires with less than 3/32” of any tread groove left. Use tires with the tread pattern recommended by Wright Mfg., Inc. only. Keep the tire pressure in the drive tires between 18 and 22 psi. Higher pressures will cause the tires to have less traction, which will force you to go slower and with less safety and give you a harder ride. The front casters
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battery charger for proper and safe charging of the battery. Always make sure the Positive terminal is connected to the Positive battery post and the Negative terminal is connected to the Negative battery post. Reversal could cause damage to the electrical system. Cleaning the Mower The underside of the mower deck should be checked and cleaned twice daily, and more often if the grass being mowed is lush or wet. The entire mower should be cleaned daily at the end of the work day.
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Maintenance Interval Chart MAINTENANCE ITEM Inspect for cracks in frame, cutter deck or other steel parts *3XX Inspect all belts for wear, adjustment and alignment XX X Check all bolts and nuts for tightness (tighten as necessary) XX X Lubricate hand control lever pivot shafts with waterproof grease XX Check hydraulic oil reservoir level and fill as needed - Use SYNTHETIC oil - *2XX X Mobil1 15W-50 Grease caster wheel bearings XX X Check tire pressure; Rear tires 18-22 psi. Front Casters are
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