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Bush Hog HDZ-3 Series, Operator'S Manual

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Bush Hog HDZ-3 Series Operator'S Manual Download Page 1

HDZ-3 SERIES

ZERO TURN  MOWERS

Published 05/19

Manual Number 50080653

MODELS: 
HDZ3161FX3, HDZ3173FX3, 
HDZ3361ECV3, HDZ3373ECV3

© 2019 Alamo Group Inc..

Summary of Contents for HDZ-3 Series

Page 1: ...HDZ 3 SERIES ZERO TURN MOWERS Published 05 19 Manual Number 50080653 MODELS HDZ3161FX3 HDZ3173FX3 HDZ3361ECV3 HDZ3373ECV3 2019 Alamo Group Inc...

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Page 3: ...Exceeding 15 De grees is unsafe and can cause upset or loss of traction resulting in serious injury or death q w E q Fold along the dashed line to measure the slope being checked w Align this edge wit...

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Page 5: ...nderstand the safety section of this manual before operating this equipment Do not allow anyone to operate this equipment who has not fully read and understood this manual Contact your Dealer to expla...

Page 6: ...charges cost of installation other than cost approved by Bush Hog duty taxes charges for normal service or adjustment loss of crops or any other loss of income rental of substitute equipment expenses...

Page 7: ...ROPS to be rocked forward to align the Pin Out Holes Retractable seat belt functions property All fasteners torqued to specifications given in Torque Chart All decals in place and readable See decal p...

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Page 9: ...ARDS 1 9 CHILD SAFETY 1 10 FUEL FIRE SAFETY 1 11 1 12 MAINTENANCE SERVICE AND STORAGE SAFETY 1 13 1 14 HIGH PRESSURE OIL LEAK HAZARD 1 15 BATTERY SERVICE PRECAUTIONS 1 16 DRIVING AND TRANSPORTING ON P...

Page 10: ...oving Jumper Cables 4 5 TRANSPORTING SECTION 5 TRANSPORTING THE MACHINE 5 1 Preparing to Transport 5 1 Loading the Machine 5 1 Tie Down Points 5 1 Unloading the Machine 5 2 MAINTENANCE SECTION 6 RECOM...

Page 11: ...led Safety Interlock Switch Detection 6 14 Service Alerts 6 14 Alarms 6 14 Console Diagnostic Codes 6 15 Spartk Arrestor Maitenance 6 16 STORAGE SECTION 7 WINTER STORAGE 7 1 Preparing the Machine for...

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Page 13: ...SAFETY SECTION 1...

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Page 15: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 1 2019 Alamo Group Inc...

Page 16: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 2 2019 Alamo Group Inc...

Page 17: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 3 2019 Alamo Group Inc...

Page 18: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 4 2019 Alamo Group Inc...

Page 19: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 5 2019 Alamo Group Inc...

Page 20: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 6 2019 Alamo Group Inc...

Page 21: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 7 2019 Alamo Group Inc...

Page 22: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 8 2019 Alamo Group Inc...

Page 23: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 9 2019 Alamo Group Inc...

Page 24: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 10 2019 Alamo Group Inc...

Page 25: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 11 2019 Alamo Group Inc...

Page 26: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 12 2019 Alamo Group Inc...

Page 27: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 13 2019 Alamo Group Inc...

Page 28: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 14 2019 Alamo Group Inc...

Page 29: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 15 2019 Alamo Group Inc...

Page 30: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 16 2019 Alamo Group Inc...

Page 31: ...SAFETY SAFETY 2019 Alamo Group Inc HDZ 3 ZT 05 19 Safety Section 1 17...

Page 32: ...SAFETY HDZ 3 ZT 05 19 Safety Section 1 18 SAFETY 2019 Alamo Group Inc...

Page 33: ...Danger Decal Rotating Blades 2 D641 1 Warning Decal Pinch Point Hazard 3 D916 1 Danger Decal Do Not Mow without Discharge Chute in Place 4 D917 1 Danger Decal Thrown Object Hazard 5 D918 2 Warning De...

Page 34: ...g Hot Surface 5 D922 1 Instruction Maintain ROPS Spanish 6 D923 1 Warning Crushing Hazard 7 D924 1 Caution Hearing Protection 8 D925 1 Caution Avoid Equipment Fires Spanish 9 D926 1 Danger Avoid Injur...

Page 35: ...SAFETY SAFETY 2019 Alamo Group Inc HDZ 3 ZT 05 19 Safety Section 1 21 Safety Decal Pictorials...

Page 36: ...HDZ 3 ZT 05 19 Safety Section 1 22 Safety Decal Pictorials SAFETY SAFETY 2019 Alamo Group Inc...

Page 37: ...SAFETY SAFETY 2019 Alamo Group Inc Safety Decal Pictorials HDZ 3 ZT 05 19 Safety Section 1 23...

Page 38: ...SAFETY SAFETY 2019 Alamo Group Inc HDZ 3 ZT 05 19 Safety Section 1 24 Safety Decal Pictorials...

Page 39: ...SAFETY SAFETY HDZ 3 ZT 05 19 Safety Section 1 25 2019 Alamo Group Inc...

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Page 41: ...INTRODUCTION SECTION 2...

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Page 43: ...eet from the Zero Turn Mower at all times during operation Safety is of primary importance to the owner operator and to the manufacturer Observe all safety precaution decals on the Zero Turn Mower and...

Page 44: ...Zero Turn has a 8 gallon fuel system Two hydrostatic transaxles are used for propelling and steering The Transaxles are belt driven by the engine output shaft One lever for each drive controls both sp...

Page 45: ...t 200 FT LBS FUEL CAPACITY 8 Gallons 87 Octane Unleaded Gasoline TRANSAXLES 2 Hydro Gear ZT5400 Hydrostats TIRES Front 13 x 6 5 6 Rear 24 x 12 12 Radial Tires Standard TREAD WIDTH 50 HEIGHT to TOP OF...

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Page 47: ...CONTROLS SECTION 3...

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Page 49: ...CONTROL LOCATIONS 1 Transaxle Bypass Linkage 2 Fuel Cap 3 Steering Control Levers 4 Parking Brake Lever 5 Seat Adjusting Lever 6 Deck Lift Pedal 7 Deck Height Adjusting Knob 8 Start Stop Button 9 Mowe...

Page 50: ...s are not in Neutral position during startup y Parking Brake LED Glows Red if Parking Brake not set during startup u Operator Position Indicator Glows Red if Operator is not in seat i Low Oil Indicato...

Page 51: ...the new code pull the PTO Switch up If the new code is unusable the display will show BAD CODE If this occurs push the PTO switch down and return to step 1 and try a different code NOTE If user does...

Page 52: ...left Moving the left hand lever forward and the right hand lever backward achieves a zero turn to the right These maneuvers should be done with extra care at a slow speed when turning WARNING Speed T...

Page 53: ...wer near an open flame Clean away any spilled fuel after re fueling and before re starting the Zero Turn Mower Check the gas fill cap often for damage to gasket If dam aged replace the fill cap The en...

Page 54: ...un derside of the Zero Turn Mower as shown above Bypass Control Valves are close to the muffler and other HOT parts NEVER attempt to manipulate the Bypass Control Valves while the engine is running T...

Page 55: ...n Mower into operation NOTE If the Parking Brake is not set in the Park po sition when starting the engine will not start and the Parking Brake LED will be lit on the console Release the brake after t...

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Page 57: ...OPERATION SECTION 4...

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Page 59: ...fore the engine will start PTO Control Switch must be down Off position Parking Brake must be set Up position Both Steering control Levers must be in the Neutral Lock position Operator must be in the...

Page 60: ...Lever slightly forward and pulling the Right Lever slightly backward negotiates a Right Hand Zero Turn Pushing the Right Lever slightly forward and pulling the Left Lever slightly backward negotiates...

Page 61: ...Slopes Safety To avoid tipover drive across slopes not up and down If ma chine stops going uphill stop blades and back down slowly Mowing on wet grass can cause sliding and result in loss of control...

Page 62: ...After Mowing is Completed After the Zero Turn Mower is shut down and the engine has cooled use compressed air to clean the top sur faces of the Zero Turn Mower deck and frame If com pressed air is not...

Page 63: ...king Brake 8 Steering Levers in the Neutral Lock position 9 Move Throttle Control to middle position 10 Pull Choke Up On cold starts 11 Enter Console Un Lock Code 12 Press Start Stop Button Removing J...

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Page 65: ...TRANSPORTING SECTION 5...

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Page 67: ...arrow individual ramps on each side to load this Zero Turn Mower Only use a full width ramp that is wider than the Zero Turn Mowers width The ramp should be 4 times longer than the height of the trail...

Page 68: ...on the ramp and trailer bed This could cause loss of control and tip over 1 Park the trailer on a level surface then lower the ramp NOTE If unloading must be done on a slope position the trailer so th...

Page 69: ...MAINTENANCE SECTION 6...

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Page 71: ...te the deck lift pivots Every 100 hours Change the engine oil more often in dirty or dusty conditions Check clean and gap the spark plug Check and clean engine cooling fins and shrouds Grease the fron...

Page 72: ...andy conditions Lubrication Points on the Zero Turn Mower Deck The Zero Turn Mower Deck has 4 grease points 3 points on the Blade Spindles and 1 on the Idler pivot GREASE TYPE No 2 Lithium or Molybden...

Page 73: ...hecking Engine Oil Level NOTE Check oil level when engine is cold Engine oil should be checked before each use or daily Follow the procedures for checking oil as instructed by the engine manufacturers...

Page 74: ...emove the bat tery 3 Rinse the battery with plain water and dry CAUTION BATTERY TERMINALS HOLD DOWN STRAP 4 Clean the terminals with a wire brush removing all corrosion and coat the terminals with a l...

Page 75: ...ro Turn Mower must be standing still when Parking Brake is applied The Parking Brake is designed to hold the Zero Turn Mower in place when all forward or reverse motion has stopped NOTE Applying the p...

Page 76: ...e Flange Bearing Flange Bearing Grease Fitting Roller Bearing Roller Bearing 3 Insert the Axle Sleeve through the Hub into the Flange Bearings and Roller Bearings 4 Put 10 shots of grease in both fitt...

Page 77: ...ge Inspect belts for severe cracking and large nicks NOTE Belts will show small cracks under normal oper ation Mower Deck Belt Removal and Installation Mower Deck Belt Removal 1 Park the Zero Turn Mow...

Page 78: ...ead hoist raise the Zero Turn Mower and place jackstands under the Zero Turn Mower Lower Zero Turn Mower down on the jackstands and chock the front wheels Pump Belt Removal 1 Remove the foot plate to...

Page 79: ...steps 1 4 of Pump Belt Removal 2 Place the belt over the Cooling Fans and into the pulley Groove 3 Place the belt on the Idler pulley and pull the belt back to the clutch 4 Place the belt on the upper...

Page 80: ...Side 4 Put the Blade Bolt in the hole of the Blade Washer and push through 5 Install the assembly in the spindle housing and tighten the Blade Bolt to 75 ft lbs torque Adjusting the Mower Deck Check...

Page 81: ...uality and longer life changing the oil and filter after the initial 100 hours of Zero Turn Mower usage then in 400 hour intervals thereafter is rec ommended NOTE Recommended oil is API classification...

Page 82: ...t of the oil approved for use in hydrostatic drive systems The resulting symptoms in hydrostatic systems may be 1 Noisy operation 2 Lack of power or drive after short term operation 3 High operation t...

Page 83: ...al position during startup y Parking Brake LED Glows Red if Parking Brake not set during startup u Operator Position Indicator Glows Red if Operator is not in seat i Low Oil Indicator LED Alerts Opera...

Page 84: ...ering your Key Code Service Alerts Service alerts remind the operator to perform specific maintenance tasks based on equipment run time While the console is unlocked by entering your Key Code click ke...

Page 85: ...ts 17 Check battery condition and connections 18 Check battery condition and connections check starter and fuel solenoid and wiring for shorts 19 Check battery connections and connections check PTO an...

Page 86: ...ot and carbon The amount of carbon collected will vary with fuel used air quality engine age and condition A soft metel brush may be required to fully clean the screen 4 Cartefully inspect the screen...

Page 87: ...STORAGE SECTION 7...

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Page 89: ...r Start the engine and allow it to run until the carburetor is drained of fuel or the stabilizer has reached the carburetor 5 Remove the spark plug and pour about a tablespoon of engine oil into the c...

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Page 91: ...TROUBLE SHOOTING SECTION 8...

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Page 93: ...Fouled Spark Plug Clogged ventilation valve fuel cap ENGINE POWER IS WEAK Clogged Air Filter Fouled Spark Plugs Carburetor out of adjustment Air trapped in hydraulic system MACHINE VIBRATES Loose Blad...

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Page 95: ...TECHNICAL DATA SECTION 9...

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Page 97: ...Fuel Sender Black Yellow Battery Ground Black Fuse 30AMP Red Oil Pressure Gray Black L H Neutral Switch Orange Green Parking Brake Violet Green Engine Connector to Adaptor Harness Lights Red White Bl...

Page 98: ...TECHNICAL DATA TECHNICAL HDZ 3 ZT 05 19 Technical Data Section 9 2 2019 Alamo Group Inc MAIN WIRING HARNESS SCHEMATIC...

Page 99: ...TECHNICAL DATA TECHNICAL HDZ 3 ZT 05 19 Technical Data Section 9 3 2019 Alamo Group Inc 50077206 ENGINE ADAPTOR HARNESS for KAWASAKI ENGINES...

Page 100: ...ADAPTOR HARNESS for KOHLER ENGINES 1 2 3 4 5 6 7 8 9 BATTERY RED 14 GA GROUND SOLENOID BLACK 14 GA STARTER SOLENOID PURPLE 14 GA CONNECTOR FEMALE 9 POSITION 1 2 3 4 5 6 OIL SENDER GRAY BLACK 18 GA CON...

Page 101: ...TECHNICAL DATA TECHNICAL HDZ 3 ZT 05 19 Technical Data Section 9 5 2019 Alamo Group Inc...

Page 102: ...TECHNICAL DATA TECHNICAL HDZ 3 ZT 05 19 Technical Data Section 9 6 2019 Alamo Group Inc SERVICE and MAINTENANCE RECORDS Service or Maintenance Date Meter Performed Hours...

Page 103: ...TECHNICAL DATA TECHNICAL HDZ 3 ZT 05 19 Technical Data Section 9 7 2019 Alamo Group Inc NOTES...

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Page 106: ...HDZ 3 SERIES ZERO TURN MOWER P N 50080653 Printed in U S A...

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