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Safety, Operation, & Maintenance Manual
Zero Turn Rotary Mower
ZT90009 – RZT 3172KW, 72 Inch (183 cm) Cutting Unit
ZT90011 – RZT 2550KW, 50 Inch (127 cm) Cutting Unit
ZT90012 – RZT 2750EFI, 50 Inch (127 cm) Cutting Unit
ZT90013 – RZT 2760KW, 60 Inch (152 cm) Cutting Unit
ZT90014 – RZT 2760EFI, 60 Inch (152 cm) Cutting Unit
ZT90017 – RZT 3172EFI, 72 Inch (183 cm) Cutting Unit
WARNING
Warning: If incorrectly used, this machine can
cause severe injury. Those who use and maintain
this machine should be trained in its proper use,
warned of its dangers, and must read the entire
manual before attempting to set up, operate, adjust,
or service the machine.
GB
®
700489-Rev A
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Related Manuals for Jacobsen Zero Turn Rotary Mower
Summary of Contents for Jacobsen Zero Turn Rotary Mower
- Page 1 700489-Rev A Safety, Operation, & Maintenance Manual ® Zero Turn Rotary Mower ZT90009 – RZT 3172KW, 72 Inch (183 cm) Cutting Unit ZT90011 – RZT 2550KW, 50 Inch (127 cm) Cutting Unit ZT90012 – RZT 2750EFI, 50 Inch (127 cm) Cutting Unit...
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Page 2: Table Of Contents
7.10 Towing The Mower............32 Maintenance and Lubrication Charts 8.1 Maintenance Chart............33 8.2 Lubrication Chart...............34 8.3 Fluid Requirements ............34 Proposition 65 Warning © 2015, Jacobsen, A Textron Company/Textron Innovations Inc. This product contains release “All rights reserved, including the right to reproduce this material chemicals known to the State of or portions thereof in any form.”... -
Page 3: Introduction 2
2Introduction IMPORTANT ______________________________________________________________ The Jacobsen RZT 2550KW, RZT2750EFI, RZT2760KW, RZT 2760EFI, RZT 3172KW and RZT 3172EFI with a Gasoline engine is a self propelled rotary mower. If you follow all instructions in this manual, you increase the life of your mower and keep its maximum performance. -
Page 4: Product Identification
2 INTRODUCTION PRODUCT IDENTIFICATION_________________________________________________ Mower Serial number plate Product code and Serial number BARCODE MMMMMMMSSSSSS Seven digit product code Six digit serial number Location of Mower Serial number plate The serial number plate (A) is found on the right front caster wheel mount. Engine Identification Numbers The engine serial number is found on a label on the side of the engine. -
Page 5: Guidelines For The Disposal Of Scrap Products
Add items that can not be easily separated into different materials to the “General discarded materials” area. • Do not burn the discarded materials Change the mower records to show that the mower is not in service and is discarded. Supply this serial number to Jacobsen Warranty Department to close their records. en-4... -
Page 6: Safety
Manuals in additional languages may be available on the Jacobsen or RansomesJacobsen website. Read all of the instructions for this mower carefully. Know the controls and the correct operation of the equipment. - Page 7 SAFETY 3 3.1.3 OPERATION Never operate the engine without enough ventilation or in an enclosed area. The carbon monoxide in the exhaust fumes can increase to dangerous levels. Never carry passengers. Keep other persons or animals away from the mower. Disengage all drives and engage the parking brake before you start the engine.
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Page 8: Maintenance And Storage
ROPS. Do not remove the ROPS from the mower. Jacobsen must approve any changes to the ROPS. 3.1.5 SAFE HANDLING OF FUELS The fuel and the fuel vapors are flammable. Use caution when you add the fuel to the mower. The fuel vapors can cause an explosion. - Page 9 Replace worn or damaged parts for safety. Replace damaged or worn decals. Only use parts, accessories and attachments approved by Jacobsen. To decrease the fire hazard, remove materials that burn from the engine, muffler, battery tray and fuel tank area.
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Page 10: Important Safety Notes
4. Never carry passengers. 5. Never operate the equipment without a correctly fastened grass deflector in position. If additional information or service is needed, contact your Authorized Jacobsen Dealer. Your Dealer knows the current methods to service this equipment. en-9... -
Page 11: Specifications 4
SPECIFICATIONS 4 4Specifications ENGINE SPECIFICATIONS __________________________________________________ RZT 2550KW / RZT 2760KW / RZT 3172KW RZT 2750EFI / RZT 2760EFI / RZT 3172EFI Make Kawasaki Kohler Model RZT 2550KW: FX801V RZT 2750 EFI / RZT 2760EFI: ECV850 RZT 2760KW: FX850V RZT 3172EFI: ECV870 RZT 3172KW: FX921V Type Four cycle, air cooled, V-Twin, OHV... -
Page 12: Dimensions And Weights
4 SPECIFICATIONS DIMENSIONS AND WEIGHTS ________________________________________________ RZT 2550KW / RZT 2750EFI RZT 2760KW / RZT 2760EFI RZT 3172KW / RZT 3172EFI A - Width of Cut 50 inch (127 cm) 60 inch (152.4 cm) 72 inch (182.9 cm) B - Maximum 54 inch (137.2 cm) 65 inch (165.1 cm) 75 inch (190.5 cm) - Page 13 SPECIFICATIONS 4 ZT 2550KW ZT 2760KW ZT 2750EFI ZT 2760EFI en-12...
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Page 14: Mower Specification
4 SPECIFICATIONS MOWER SPECIFICATION ___________________________________________________ Battery: 12V, 300 CCA Service Brake: Dynamic braking through the traction circuit Parking Brake: Drum brakes on wheel motor Fuel Tank: 8 U.S. Gallons (30.3 l) Steering: Hand lever speed and direction controls for left and right rear wheel Traction Drive: Belt driven dual hydrostatic 0.73 in (12 cm... -
Page 15: Recommended Lubricants
SPECIFICATIONS 4 RECOMMENDED LUBRICANTS ______________________________________________ Engine Oil: Kawasaki FX801V and FX850V: API Classification grades SF, SG, SH, SJ or SL Temperature Viscosity Above 95° F (35° C) SAE 40 68° to 95° F (20° to 35° C) SAE 30 or SAE 10W-30 or SAE 10W-40 or SAE 40 32°... -
Page 16: Accessories
4.8.9 MAGIC MULCHER KIT______________________________________________________ Kit Number 30302 4.8.10 RUN FLAT TIRE KIT_______________________________________________________ Kit Number 400130 SUPPORT LITERATURE ____________________________________________________ Contact your Jacobsen Dealer for a complete listing of literature available for your mower. Operator’s Manual: 700457 Mower Parts Manual: 700531 en-15... -
Page 17: Decals 5
DECALS 5 5Decals SAFETY DECALS __________________________________________________________ Understand the purpose of these decals. The decals are important to the safe operation of the mower. REPLACE THE DAMAGED DECALS IMMEDIATELY. Read manual 800817 before you operate the DO NOT OPERATE mower DANGER WITHOUT GUARDS Use of fan on outside spindle without pulley guard may result in serious injury or DEATH. - Page 18 5 DECALS DANGER The OCDC should be in the downward position when vulnerable objects or property are in the vicinity of the machine during operation. 97072 800848 800818 MAX. FILL DO NOT OPERATE WITHOUT OPERATOR CONTROLLED DISCHARGE CHUTE (OCDC), DISCHARGE DEFLECTOR, ENTIRE GRASS COLLECTION SYSTEM, OR MULCHING KIT IN PLACE.
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Page 19: Instruction Decals
DECALS 5 INSTRUCTION DECALS ____________________________________________________ Fast Forward Slow Forward Neutral Lock Neutral Lock Neutral Position Position Slow Reverse Fast Reverse DECK HEIGHT INDICATOR 800843 800842 DOWN STOP Left Side Right Side Steering Lever Steering Lever 1.75” 2.00” 2.25” 2.50” PARKING Fast 2.75”... -
Page 20: Controls
6 CONTROLS 6Controls MOWER CONTROLS _______________________________________________________ en-19... -
Page 21: Control Panel
CONTROLS 6 CONTROL PANEL _________________________________________________________ 6.2.3 6.2.2 6.2.5 6.2.4 STOP CHOKE 6.2.1 6.2.1 IGNITION SWITCH _________________________________________________________ The ignition switch has three positions, OFF, RUN and START. START STOP 6.2.2 PTO SWITCH _____________________________________________________________ The PTO switch is a 2-position knob type switch to engage and to disengage the cutting unit. The PTO switch must be in the OFF (down) position to start the engine. - Page 22 6 CONTROLS 6.2.3 HOUR METER ____________________________________________________________ The hour meter shows the hours of operation, voltmeter and engine speed. Press and release the mode button to toggle between functions. Mode Button 6.2.4 THROTTLE LEVER ________________________________________________________ The throttle lever controls the engine speed. Always operate the mower at full throttle during normal operation.
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Page 23: Steering Control Levers
CONTROLS 6 STEERING CONTROL LEVERS ______________________________________________ The mower has separate wheel motors for each rear wheel. The Operation right-side control lever controls the operation of the right-side Position wheel motor. The left-side control lever controls the operation of Neutral Neutral the left-side wheel motor. -
Page 24: Cutting Unit Hoc Pedal
6 CONTROLS CUTTING UNIT HOC PEDAL_________________________________________________ The cutting unit height of cut (HOC) pedal lifts and lowers the cutting unit. Install the HOC plate in the correct position for the cutting height. To lower the cutting unit, press the pedal down, push the lift stop lever Lift Stop forward and slowly allow the pedal to lift until the HOC plate touches Lever... -
Page 25: Operation 7
OPERATION 7 7Operation DAILY INSPECTION ________________________________________________________ CAUTION The inspection must be done each day when the engine is turned off and all fluids are cold. Lower the cutting units to the ground, engage the parking brake, stop the engine and remove the ignition key. Do a visual inspection of the mower. -
Page 26: Interlock System
7 OPERATION INTERLOCK SYSTEM ______________________________________________________ The Interlock System prevents the engine to start unless the steering control levers are in the Neutral position, the parking brake is engaged and the PTO switch is in the OFF (Down) position. The system stops the engine if the operator leaves the seat with the PTO switch in the ON position, steering control levers out of the NEUTRAL position or the parking brake disengaged. -
Page 27: Operating Procedure
OPERATION 7 OPERATING PROCEDURE __________________________________________________ WARNING This mower has a folding Roll Over Protection Structure (ROPS). Always wear the seat belt with the ROPS frame in the vertical and locked position. Never wear the seat belt with the ROPS in the folded position. If the mower is over turning and the ROPS is in the vertical and locked position, hold the steering wheel. -
Page 28: Starting The Engine
7 OPERATION STARTING THE ENGINE____________________________________________________ Start the engine with the operator in the seat, steering controls levers in the Neutral position, the PTO switch in the OFF position and the parking brake engaged. Hour Meter Set the throttle lever to half throttle. RZT 2550KW and RZT 2760KW: If the engine is cold, move the choke to the choke position. -
Page 29: Driving
OPERATION 7 DRIVING _________________________________________________________________ Read and follow all safety instructions contained in this manual when you operate the mower. When you operate in the reverse direction, look behind you to make sure you have a clear path. Do not mow in reverse. Slowly and equally push both the right-side and left-side control levers forward to drive the mower in the forward direction. -
Page 30: Height Of Cut
7 OPERATION HEIGHT OF CUT __________________________________________________________ The height of cut is determined by the position and orientation of the HOC plate. Engage the parking brake, stop the engine and remove the key before you change the HOC. Fully raise the cutting unit and pull the lift lever stop toward the seat for 5 inch (12.7 cm) HOC. -
Page 31: Mowing On Slopes
OPERATION 7 MOWING ON SLOPES ______________________________________________________ The mower is made to have good traction and to have good balance. Operate the mower with caution when you drive on a slope. If you drive on wet grass, the traction and steering control of the mower is decreased. - Page 32 7 OPERATION How to calculate a slope: Tools Required: Level (A), either 1 yard, or 1 meter long. Tape measure (B). Use the level (A) and position it horizontally to measure the distance (C) with tape measure (B). Use the chart to calculate the slope angle or the percentage grade of the slope (D).
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Page 33: Towing The Mower
NOTICE When you tow the mower, do not drive more than 2 mph (3.2 km/hr). Jacobsen recommends that you do not tow the mower for long distances. When the mower gets to the service area, engage the parking brake and turn the bypass valves clockwise two full turns (720°). -
Page 34: Maintenance And Lubrication Charts
8 MAINTENANCE AND LUBRICATION CHARTS 8Maintenance and Lubrication Charts MAINTENANCE CHART ____________________________________________________ Mower Service Interval Chart Interval Item Section First 8 Hours • Replace engine oil See 9.3 • Replace engine oil filter See 9.3 • Check electrical wiring See 9.18 •... -
Page 35: Lubrication Chart
MAINTENANCE AND LUBRICATION CHARTS 8 Have a Kohler authorized dealer perform this service LUBRICATION CHART _____________________________________________________ FLUID REQUIREMENTS ____________________________________________________ Fluid Requirements Quantity Type Engine Oil with Filter 2.06 to 2.12 quarts (1.95 to 2.01 l) SAE 10W-30 API Classification SJ Hydraulic System with Filters 1.75 gallons (6.62 liter) SAE 15W-40 API Classification SL... -
Page 36: Maintenance
The operation and maintenance during the first 8 hours of a new engine can make a difference to the performance and life of the engine. During the first 8 hours of operation, Jacobsen recommends the following. • Allow the engine to reach a temperature of at least 140° F (60° C) before operation at full load. -
Page 37: Engine Oil
MAINTENANCE 9 ENGINE OIL ______________________________________________________________ Check engine oil level Kawasaki Engine Kohler Engine Check the engine oil level before you start the engine or at least five minutes after you stop the engine. Park the mower on a level surface. The dipstick is found at the right front corner of the engine behind the seat. -
Page 38: Engine Air Filter
9 MAINTENANCE ENGINE AIR FILTER _______________________________________________________ Do not remove the elements to inspect or clean. Inner Removal of the filter that is not necessary increases Element Inner the risk of dust and other particles to enter the Outer Element engine. Outer Element Element... -
Page 39: Fuel
MAINTENANCE 9 FUEL ____________________________________________________________________ Gasoline is flammable. Use caution when you add the fuel to the mower. Only use an approved container. The spout on the container must fit inside the fuel filler neck. Never use the containers that are not approved to keep or transfer fuel. -
Page 40: Battery
9 MAINTENANCE BATTERY ________________________________________________________________ Before you service the battery, make sure the ignition switch is in the OFF position and the key is removed. CAUTION When you service the battery, always use the tools with insulation, wear protective glasses and protective clothing. Discard used batteries as shown in your local regulations. -
Page 41: Hydraulic Hoses
MAINTENANCE 9 HYDRAULIC HOSES ______________________________________________________________ WARNING To prevent injury from the hot, high pressure oil, never use your hands to check for oil leaks. Use paper or cardboard to find leaks. The hydraulic fluid pressure can have enough force to enter your skin. If hydraulic fluid has entered your skin, a doctor must remove the hydraulic fluid surgically within a few hours or gangrene can occur. -
Page 42: Hydraulic Fluid
9 MAINTENANCE 9.10 HYDRAULIC FLUID ________________________________________________________ Drain and replace the hydraulic oil if one of the following occur. • Component failure • Water or foam is in the hydraulic fluid • The hydraulic fluid has a rancid odor (indication of high heat) •... -
Page 43: Tires
MAINTENANCE 9 9.12 TIRES ___________________________________________________________________ Keep the tires correctly inflated to increase tire life. Inspect the tread wear. Check the tire pressure each day, while the tires are cool. Use an accurate low-pressure tire gauge. Keep the rear tires inflated to 8-10 psi (0.55-0.69 BAR). If the optional pneumatic-front tires are installed, keep the front tires inflated to 12-15 psi (0.83-1.03 BAR). -
Page 44: Folding Rops
9 MAINTENANCE 9.14 FOLDING ROPS ___________________________________________________________ A folding Roll Over Protective Structure (ROPS) is included with this mower. Inspect the ROPS periodically for loose hardware or damage. CAUTION Keep the ROPS hardware correctly fastened. Do not do welding operations, drill, change or bend the ROPS. Replace damaged ROPS. -
Page 45: Air Cooling System
MAINTENANCE 9 9.15 AIR COOLING SYSTEM _____________________________________________________ The engine on the mower is an air-cooled engine. Dirt and other objects can decrease the air flow and cause the engine to overheat, cause bad performance and decreased engine life. NOTICE Do not use water to clean the engine. Water can cause contamination in the fuel system. Use a brush or clean cloth to clean the engine. -
Page 46: Sharpening Blades
• Check the Interlock system, fuses and circuit breakers at normal intervals. If the Interlock system does not operate correctly and you can not correct the problem, contact an authorized Jacobsen Dealer. • Keep the wiring harness away from hot surfaces and moving parts. -
Page 47: Belts
MAINTENANCE 9 9.19 BELTS ___________________________________________________________________ Replace the belts if they show signs of cuts, tears, burns caused by slipping or excessive wear. To remove the belts, reduce belt tension by pulling the idler pulley away from the belt. Note the belt routing and remove the belts from the pulleys. -
Page 48: Care And Cleaning
Clean all plastic or rubber parts with a weak soap solution or use commercially available rubber cleaners. To keep the original high polish of the fiberglass parts, wax with a good grade of one-step cleaner wax. Repair damaged metal surfaces and use Jacobsen touch-up paint. Apply wax to the equipment for maximum paint protection. -
Page 49: Mower Storage
MAINTENANCE 9 9.21 MOWER STORAGE ________________________________________________________ General • Clean the mower and lubricate. Repair and paint damaged or open metal. • Inspect the mower, tighten all hardware, replace worn or damaged components. • Clean the tires and keep the mower so that the load is not on the tires. If the mower is not on the jack stands, check tires at normal intervals and add air when needed. -
Page 50: Adjustments
Always use the jack stands. A qualified technician must always do adjustments and maintenance. If the correct adjustments can not be made, contact your Jacobsen Dealer. Inspect the equipment according to the maintenance schedule and keep complete records. Keep the equipment clean. -
Page 51: Forward Speed Limit Screws
ADJUSTMENTS 10 10.3 FORWARD SPEED LIMIT SCREWS ___________________________________________ The cutting quality is improved at speeds lower than the full transport speed of the mower. The local turf condition may require a different speed. To adjust the forward speed, adjust the speed limit screws at the base of the steering control lever. -
Page 52: Torque Specification
Jacobsen uses Grade 5 (Inch) and Grade 8.8 (Metric) Plated bolts, unless a note is given. Always check the marks on the head of the bolts for the bolt grade. For tightening plated bolts, use the value given for lubricated. -
Page 53: Problem Solving 11
PROBLEM SOLVING 11 11Problem Solving 11.1 GENERAL ________________________________________________________________ The problem solution chart lists basic problems that can occur during start and operation of the mower. For complete information about the hydraulic and electrical systems, contact your Jacobsen Dealer. Symptoms Possible Causes Action... -
Page 54: Quality Of Cut
12 QUALITY OF CUT 12Quality of Cut 12.1 QUALITY OF CUT PROBLEM SOLVING _______________________________________ Make a “test cut” to check the performance of the mower before you start the repairs. This area must have turf conditions that are known and do not change across the area. This type of area allows an accurate inspection of the performance of the mower to be made. -
Page 55: Step Cutting
QUALITY OF CUT 12 12.3 STEP CUTTING ___________________________________________________________ Step cutting occurs when grass is cut higher on one side of a cutting unit than the other side. Step cutting can occur when one cutting unit is higher than another cutting unit. -
Page 56: Scalping
12 QUALITY OF CUT 12.4 SCALPING _______________________________________________________________ Scalping is a condition in which areas of grass are cut shorter than the adjacent areas. The area can be light green or brown. A low HOC setting or turf that is not level can cause scalping. -
Page 57: Stragglers
QUALITY OF CUT 12 12.5 STRAGGLERS ____________________________________________________________ Stragglers are separated blades of grass the are not cut, or are cut incorrectly. TN0223 NOTE: Arrow indicates direction of travel. Probable Cause Remedy Edge of the cutting blade(s) are not sharp. Sharpen the blade(s). See 9.17 Cut (ground) speed is higher than normal Reduce the cut (ground) speed. -
Page 58: Streaks
12 QUALITY OF CUT 12.6 STREAKS ________________________________________________________________ A streak is a line of grass that is not cut. The cause of a streak can be a damaged blade. TN0224 NOTE: Arrow indicates direction of travel. Probable Cause Remedy Damaged blade(s). Replace the blade(s). -
Page 59: Windrowing
QUALITY OF CUT 12 12.7 WINDROWING ____________________________________________________________ Windrowing is the deposit of clippings increased at one end of cutting unit(s) or between cutting units. Windrowing can make a line in the direction of travel. TN0225 NOTE: Arrow indicates direction of travel. Probable Cause Remedy The grass is higher than the level at which the mower... - Page 60 13 NOTES 13Notes en-59...
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- Page 62 Equipment from Jacobsen is built to exacting standards ensured by ISO 9001 and ISO 14001 registration at all of our manufacturing locations. A worldwide dealer network and factory trained technicians backed by Genuine Jacobsen Parts provide reliable, high-quality product support.