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Summary of Contents for Grasshopper 721D2
- Page 1 OPERATOR’S MANUAL & PARTS LIST RIDING MOWER MODEL 721D THE GRASSHOPPER COMPANY Moundridge, Kansas 67107 U.S.A. Phone (620) 345-8621 Fax (620) 345-2301 Price $7.00 Form 172215-070307 Printed in U.S.A.
- Page 2 Proposition 65 Warning Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects Copyright © 2007, 2006 & 2005 by The Grasshopper Company. and other reproductive harm. All rights reserved.
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Page 3: Table Of Contents
STANDARD UNIVERSAL HARNESS TABLE OF CONTENTS PAGE (ALL HYDRAULIC LIFT MODELS) SPECIFICATIONS BLACK SAFETY SYMBOLS RED/WHITE SAFETY & INSTRUCTIONAL DECALS 7-10 SAFETY INFORMATION THIS CONNECTOR STAYS THIS CONNECTOR COMES Training ............................ 11 WITH TRACTOR WITH THE 6 WAY WEATHER-PACK ACCESSORY HARNESS Preparation .......................... - Page 4 TABLE OF CONTENTS - (CONTINUED) OPTIONAL HYDRAULIC LIFT ASSEMBLY (continued) Fuel Solenoid Adjustment ......................25 "COLD" Testing Fuel Solenoid ........................ 25 Engine Troubleshooting ......................25-26 165400 Engine Removal ........................26 Wiring Circuit Board Removal ....................26 Parking Brake Adjustment ....................26-27 Clutch Removal/Replacement ....................
- Page 5 OPTIONAL HYDRAULIC LIFT ASSEMBLY SPECIFICATIONS 721D Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description N o . N o . N o .
- Page 6 SAFETY SYMBOLS OPTIONAL HYDRAULIC LIFT WIRING DIAGRAM PURPLE BLACK YELLOW This Safety Alert Symbol means ATTENTION! Throughout this manual the word IMPORTANT BECOME ALERT! YOUR SAFETY IS IN- provides special mechanical specifications or infor- VOLVED! In this manual, the safety alert symbol mation and is used to indicate that failure to observe YELLOW/BROWN identifies potential hazards and alerts the reader to...
- Page 7 TRACTION KIT SAFETY DECALS Replace Immediately If Damaged 165370 Part No. 165370 165366 165367 Part No. 165366 Part No. 165367 04115 165376 Part No. 165376 165410 Part No. 165410 04061 165374 Part No. 165374 23 17 18 23 NOTE: Item 13 is not used with 33, 34, 96, 97 &...
- Page 8 SAFETY DECALS TAIL WHEEL OPTIONS 99022B 165366 Part No.165366 1. Warning - Read Operator's Manual. 2. Thrown object hazard - Keep bystanders a safe distance from the machine. 3. Tipping hazard - Do not operate machine on slopes. 4. Tipping hazard - Wear seatbelt. 165367 Part No.165367 99021B...
- Page 9 SAFETY DECALS TAIL WHEEL OPTIONS Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description N o . N o . N o .
- Page 10 "COLD" inside the tank. 95043 3. Read the Operator's Manual for transmission Model 721D2/3452 Deck has a guaranteed sound fluid specifications. power level of 105 dBA, based on measurements of identical machines per EN 11094.
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Page 11: Training
LIMITED UNIVERSAL HARNESS WORK SAFELY - FOLLOW THESE RULES Ensure all safety decals are installed and in (OPTIONAL ON ALL NON-HYDRAULIC LIFT MODELS) n n n n n good condition. The designed and tested safety of this Use correct counterweights when certain at- BLACK n n n n n equipment depends on it being... -
Page 12: Operational Safety
WIRING DIAGRAM tainer and slow the loss of any static charge. ing or unloading on an enclosed trailer), DO When practical, remove gas-powered equip- NOT use seatbelt and drive with extra care. YELLOW n n n n n ment from the truck or trailer and refuel the Do not move steering levers from forward to n n n n n equipment with its wheels on the ground. -
Page 13: Maintenance Safety
WIRING DIAGRAM ating condition and all safety devices in place. Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description MAINTENANCE SAFETY Periodically tighten all bolts, nuts and screws. -
Page 14: General Information
04075 chine vary slightly detail. GRASSHOPPER reserves the right to redesign and change the machine as necessary without notification. Some illustrations in this manual show the equipment with safety shields Fig. 2 removed to provide a better view. The... -
Page 15: Measurement Conversion
Clamp - Wiring Mount Bracket The chart below lists the correct tightening 284408 Torsion Spring 254431 Speed Nut torque for bolts used on Grasshopper equip- 260606 Ring Cotter 253173 Whiz Bolt ment. When bolts are to be tightened or replaced... -
Page 16: Operation
OPERATION PTO SHAFT & CLUTCH ASSEMBLY The safe operation of this machine is the responsi- bility of the operator. The operator should be familiar Never attempt to check oil while with the tractor and all attachments that will be used engine is running. -
Page 17: Starting The Engine
PTO SHAFT & CLUTCH ASSEMBLY Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description and level cutting height. N o . N o . -
Page 18: Cold Weather Starting Tips
RESERVOIR & HOSE ASSEMBLY IMPORTANT The operator is responsible for safe opera- n n n n n tion on slopes. Only the operator can If the engine does not start within 10 determine the stability of the machine on a seconds after the starter is engaged, given slope based on existing conditions RIGHT... -
Page 19: Stopping Engine
(refer to the Engine Manual’s il- 422179 Handle Grip - Foam 283324 Compression Spring lustration showing the location of the engine The Grasshopper tractor is very 422095 Vinyl Cap 253470 Nut- Nylon Insert stop lever). unstable without an attachment. - Page 20 DRIVE LINKAGE ASSEMBLY Steering levers control speed and direction of movement. Pushing the levers forward will move the tractor forward. Pulling levers to the rear will move tractor in reverse. The further forward or rearward the steering levers are moved, the faster the machine will move.
- Page 21 DRIVE LINKAGE ASSEMBLY Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description STEERING LEVER OPERATION N o . N o . N o .
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Page 22: Lubrication And Maintenance
Remove and clean radiator screen regularly. A dirty screen will cause the engine to overheat. For Drive System, use Grasshopper Fluid, part no. 345050 for 1 quart (.94 l) container or part no. 345055 for 1 gallon (3.76 l) container. -
Page 23: Battery Maintenance
902318 Spacer - Coupling 243038 Bolt to the full mark on the reservoir decal (shown be- 253192 Whiz Bolt low). Use Grasshopper Fluid (Grasshopper part 253025 Whiz Nut 253035 Whiz Nut no. 345050 for 1 quart [.94 l] container). 243335 Bolt Fig. -
Page 24: Adjustments And Troubleshooting
ADJUSTMENTS AND TROUBLESHOOTING ENGINE ASSEMBLY to the left, adjust the right steering stop to slow down the right drive system until travel is Never make adjustments with the straight ahead. engine running. BELT REPLACEMENT LOSS OF POWER IN THE DRIVE (Refer to illustration page 35) SYSTEM 1. -
Page 25: Fuel Solenoid Adjustment
ENGINE ASSEMBLY PTO switch is “ON”. Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description FUEL SOLENOID ADJUSTMENT Steering levers are not out in neutral. N o . -
Page 26: Engine Removal
TRACTOR ASSEMBLY Connect the fuel shut-off solenoid. n n n n n If engine will not start after bleeding air from Spacer - Circuit Board Support n n n n n the line, review trouble shooting section of Part no. 423690 Engine Manual. -
Page 27: Clutch Removal/Replacement
TRACTOR ASSEMBLY the parking brake. Adjust the brake linkage arm Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description Item Item Item Item Item Order Order Order Order Order Description Description Description Description Description STEERING LEVER ADJUSTMENT (item 43) if necessary. -
Page 28: Foot Rest Block Installation
See Weight Chart below. Do not over extend springs. Over extension will cause loss of weight to Weight kits are available from your Grasshopper rear of tractor. This could cause Foot Rest Block dealer. operator to lose control of the 50 lb.
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need ignition switch
You can find an ignition switch for the Grasshopper 721D2 on Amazon. There are listings for both the Ignition Key Switch Start Switch and the HD Switch Starter Ignition Key Switch, which includes three keys and a protective cover.
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I need to order an owners manual and parts list.