Husqvarna 967277402 Operator'S Manual Download Page 50 | Manualshive

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50

TROUBLESHOOTING GUIDE

Problem

Cause

Machine vibrates

• Blades are loose
• Blades are incorrectly balanced
• Engine is loose

Engine overheats

• Clogged air intake or cooling fins
• Engine overloaded
• Poor ventilation around engine
• Defective engine speed regulator
• Too little or no oil in the engine
• Fouled spark plug

Battery not charging

• Poor contact with battery terminal cable connectors
• Charging lead is disconnected
• Fault in engine charging system

Machine moves slowly,
unevenly, or not at all

• Parking brake on
• Bypass valve on pump open
• Drive belt for the transmission gears slack or has come off
• Air in hydraulic system

Mower deck not engaging

• Drive belt for the mower deck has come loose
• Contact for the electromagnetic coupling has loosened
• Blade switch is faulty or has come loose from the cable contact
• Fuse has blown

Hydraulic drive leaks oil

• Damaged seals, housing, or gaskets
• Air trapped in hydraulic system

Uneven mowing results

• Unequal tire pressure on the left and right sides
• Bent blades
• Suspension for the mower deck is uneven
• Blades are dull
• Driving speed too high
• Grass is too long
• Grass collected under the mower deck

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Summary of Contents for 967277402

Page 1: ... sure you understand the instructions before using the machine Gasoline containing up to 10 ethanol E10 is acceptable for use in this machine The use of any gasoline exceeding 10 ethanol E10 will void the product warranty MZ52 967277402 Operator Manual ...

Page 2: ...information contained in these instructions Use only original parts for repairs The use of other parts voids the warranty Do not modify or install non standard equipment to the unit without consent from the manufacturer Modifications to the unit may cause unsafe operations or damage the unit When this product is worn out and no longer used it should be returned to the reseller or other party for r...

Page 3: ...Training 24 Steering 24 Before Starting 25 Starting the Engine 26 Running 30 Operating on Hills 31 Stopping the Engine 32 Mowing Tips 33 Moving Machine By Hand 34 MAINTENANCE 35 Maintenance Schedule 35 Battery 37 Safety System 38 Tire Pressures 38 Parking Brake 38 Deck Belt 39 Pump Belt 40 V belts 40 Cutting Blades 41 Adjusting the Mower Deck 42 Leveling deck 42 Anti scalp rollers 43 Caster Wheels...

Page 4: ...nd mind and body and must not be under the influence of any mind altering substance WARNING Engine exhaust some of its constituents and certain vehicle components contain or emit chemicals known to the State of California to cause cancer and birth defects or other reproductive harm WARNING Battery posts terminals and related accessories contain lead and lead compounds chemicals known to the State ...

Page 5: ...stening equipment and ensure that the machine is well anchored DO NOT operate this machine on public roadways Towing If machine is equipped with a tow hitch use extreme caution when towing Never allow children or others in or on the towed equipment Make wide turns to avoid jack knifing Travel slowly and allow extra distance to stop Do not tow on sloped ground The weight of the towed equipment may ...

Page 6: ...rator Manual belongs to the machine with the manufacturing number Engine Manufacturing Number The machine s manufacturing number can be found on the printed plate affixed to the engine compartment Stated on the plate from the top are The machine s type designation I D The manufacturer s type number Model The machine s serial number Serial no Please have the type designation and serial number avail...

Page 7: ... xxxxxx xxxxx xxxx xxxxxxxxx xxxxxx xxxxxxxxx xx xxxxxxxx xxxx xxxxxx Used in this publication to notify the reader of a risk of material damage particularly if the reader should neglect to follow instructions given in the manual Used also when there is a potential for misuse or misassembly WARNING Xxxx xxxxxx xxxxx xxxx xxxxxxxxx xxxxxx xxxxxxxxx xx xxxxxxxx xxxx xxxxxx Use protective gloves Use ...

Page 8: ... 10 No passengers Whole body exposure to thrown objects Severing of fingers and toes Do not open or remove safety shields while engine is running Careful backing up watch for other people Careful going forward watch for other people Moving sharp blades under cover Warning Rotating blades keep away from the discharge deck Do not touch parts Battery acid is corrosive explosive and flammable ...

Page 9: ...one person Do not mow in reverse unless absolutely necessary Always look down and behind before and while backing Never direct discharged material toward anyone Avoid discharging material against a wall or obstruction Material may ricochet back toward the operator Stop the blades when crossing gravel surfaces Do not operate machine without the entire grass catcher discharge guard or other safety d...

Page 10: ...tion when operating machine Wear proper Personal Protective Equipment PPE while operating this machine including at a minimum sturdy footwear eye protection and hearing protection Do not mow in shorts and or footwear with open toes Data indicates that operators age 60 years and above are involved in a large percentage of riding mower related injuries These operators should evaluate their ability t...

Page 11: ...t can get caught in moving parts Use ear protectors to avoid damage to hearing Slope Operation Slopes are a major factor related to loss of control and tip over accidents which can result in severe injury or death Operation on all slopes requires extra caution If you cannot back up the slope or if you feel uneasy on it do not mow it Mow up and down slopes 10 degrees maximum not across Watch for ho...

Page 12: ...he machine and the mowing activity Never assume that children will remain out of the path of danger Keep children out of the mowing area and in the watchful care of a responsible adult other than the operator Be alert and turn machine off if a child enters the area Before and while backing look behind and down for small children Never carry children even with the blades shut off They may fall off ...

Page 13: ...her appliance Before beginning to refuel minimize the risk of static electricity by touching a metal surface Never fill containers inside a vehicle or on a truck or trailer bed with plastic liner Always place containers on the ground away from the vehicle when filling Remove gas powered equipment from the truck or trailer and refuel it on the ground If this is not possible refuel such equipment wi...

Page 14: ...ularly to be sure it works properly The machine must not be driven with defective or unmounted protective plates protective cowlings safety switches or other protective devices Do not change the settings of governors and avoid running the engine with overly high engine speeds If the engine runs too fast there is risk for damaging the machine components Be very careful when handling battery acid Ac...

Page 15: ...er relay to run the starter Never use the machine indoors or in spaces lacking proper ventilation The exhaust fumes contain carbon monoxide an odorless poisonous and lethal gas Stop to inspect the equipment if the machine runs over or into anything If necessary make repairs before starting Never make adjustments with the engine running The machine is tested and approved only with the equipment ori...

Page 16: ...le of 10O Towing If machine is equipped with a tow hitch use extreme caution when towing Never allow children or others in or on towed equipment Make wide turns to avoid jack knifing Travel slowly and allow extra distance to stop Do not tow on sloped ground The weight of the towed equipment may cause loss of traction and loss of control Follow the manufacturer s recommendation for weight limits fo...

Page 17: ...e left and right steering controls the flow is regulated and thereby the direction and speed Control Locations 1 2 3 4 5 8 9 10 12 6 11 1 Motion control levers 2 Parking brake 3 Tracking knob 4 Fuel tank 5 Hydro release levers 6 Choke control 7 Ignition switch 8 Hour meter 9 Throttle control 10 Blade switch 11 Seat adjustment lever 12 Right tracking bolt 13 Cutting height adjuster 14 Deck lift ped...

Page 18: ... control towards the neutral position The rotation of the right wheel is reduced and the machine turns to the right Zero turn can be achieved by moving one control backward behind the neutral position and carefully moving the other steering control forward from its neutral position The rotation direction when zero turning is determined by which steering control is moved backward behind the neutral...

Page 19: ... in order to provide the engine with a richer fuel mixture For cold starts the control should be pulled out to its extent 8058 214 Hour meter Tracking Knob If the mower is not tracking straight check the air pressure in both rear tires Recommended air pressure is 15 psi 1 bar for all tires Tracking must be checked on a flat and level concrete or blacktop surface Rotating the tracking knob allows f...

Page 20: ...gine Turn the key clockwise to start the engine 8058 214 Blade switch 8058 160 Ignition switch Parking Brake The parking brake is found on the left of the machine Pull the lever backward to activate the brake and push forward to release it IMPORTANT INFORMATION The machine must stand absolutely still when applying the parking brake Always set the parking brake before dismounting Release the parkin...

Page 21: ...rn the key clockwise to ACCESSORY for headlight use Fuses Fuses are located on the left hand side of the machine They are accessed by tilting the seat forward Fuses are flat pin fuses type as used in automobiles There are two fuses with ratings and functions 20 A Primary fuse 7 5 A Mower deck coupling 8058 162 Ignition switch accessory 8050 082 Fuses ...

Page 22: ... 2 Height pin Cut height selection pedals Fuel Shut Off Valve The fuel shut off valve is centered behind the rear of the seat The valve is off when the handle tab is turned perpendicular to the fuel line 8065 010 Fuel shut off valve in the CLOSED position Seat Adjustment Lever The seat can be adjusted lengthways When making adjustments the lever under the front edge of the seat is moved to the lef...

Page 23: ...echnical Data concerning ethanol fuel Methanol fuel is not allowed Do not use E85 alcohol based fuel Damage to the engine and components may occur When operating in temperatures below 32 F 0 C use fresh clean winter grade gasoline to help insure good cold weather starting WARNING Gasoline is highly flammable Observe caution and fill the tank outdoors see the safety instruction WARNING The engine a...

Page 24: ...unit under its own power the operator must sit in the seat and start the engine see Before Starting in the Operation section Adjust the engine speed to idle disengage the parking brake but do not engage the blades at this time Rotate control levers inward As long as the control levers have not been moved forward or backwards the mower will not move Slowly move both control levers forward slightly ...

Page 25: ...fficient fuel in the fuel tank 4 Adjust the seat to the desired position 5 Set the deck cutting height by inserting the lift pin into the desired cut height The following conditions must be fulfilled before the engine can be started The blade switch must be pressed downward into the disengaged position The parking brake must be up into the activated position Both steering controls must be in the l...

Page 26: ... transport position by locking the lift pedal fully forward 3 Activate the parking brake 4 Disengage the mower blades by depressing the blade switch 8058 145 Disengage the mower blades 8058 210 Activate parking brake before starting 8058 223 Set mower deck to the transport position ...

Page 27: ...e is cold the choke control should be pulled up 5 Move the steering controls outward to the locked outer neutral position 7 Open the fuel tank valve 8058 208 Place controls in neutral position 8058 145 Set the throttle and choke 8065 013 Fuel valve in the OPEN position ...

Page 28: ...more than 5 seconds each time If the engine does not start wait about 10 seconds before retrying WARNING Engine exhaust and certain vehicle components contain or emit chemicals considered to cause cancer birth defects or other reproductive system damage The engine exhaust contains carbon monoxide which is an odorless colorless poisonous gas Do not use the machine in enclosed spaces 11 Set the engi...

Page 29: ...e BLACK cable to the NEGATIVE terminal of the fully charged battery 3 Connect the other end of the BLACK cable to a good CHASSIS GROUND on the mower with the discharged battery away from the fuel tank and battery To remove cables reverse order 4 Remove BLACK cable first from chassis and then from the fully charged battery 5 Remove RED cable last from both batteries IMPORTANT INFORMATION Refer to t...

Page 30: ...ontrols inwards out of the neutral position N 3 Release foot pedal latch and lower deck to set cutting height 8058 223 Cutting height selection 8058 216 Move the throttle to FULL and engage the mower deck 8058 182 Parking brake 4 Move throttle control to full throttle rabbit symbol 5 Engage the mower deck by pulling out the blade switch WARNING Make sure that no one is near mower when engaging bla...

Page 31: ... 182 Release the parking brake to restart movement 8058 208 Place controls in neutral position 1 Use the slowest speed possible before starting up or down hills 2 Avoid stopping or changing speed on hills 3 If stopping is absolutely necessary pull drive levers into the neutral position and push to the outside of the unit and engage the parking brake 4 To restart movement release the parking brake ...

Page 32: ...ng still activate the parking brake by pulling the lever upward If the engine has been worked hard allow it to idle at least 60 seconds to attain a normal operating temperature before stopping To prevent fouling the spark plugs avoid idling the engine for longer periods 6 Turn the ignition key to the stop position 7 Remove key Always remove key when leaving the mower to prevent unauthorized use 80...

Page 33: ... The lawn becomes more even and the grass clippings more evenly distributed over the mown area The total time taken is not increased as a higher operating speed can be used without poor mowing results Avoid mowing wet lawns The mowing result is poorer because the wheels sink into the soft lawn clumps build and the grass clippings fasten under the cowling Hose the mower deck underside with water af...

Page 34: ...ransport position 2 Pull the release levers up and out of the keyhole slots Release the levers with the head outside the bracket and held into the bypass setting 3 To reengage the IZTs to drive reverse the above procedure Load the machine into truck or trailer by driving up ramps in low gear DO NOT LIFT The machine is not intended to be lifted by hand WARNING Use extreme caution when loading the m...

Page 35: ...dware screws nuts Clean under the mower deck Start the engine and blades listen for unusual sounds Check for damage Thoroughly clean around the engine Clean around belts belt pulleys Check the tire pressures Check battery connections Sharpen3 Replace mower blades Clean the engine s cooling air intake 2 Clean the air cleaner s foam pre filter 2 Clean the air cleaner s paper filter cartridge 2 Check...

Page 36: ...ce the fuel filter Replace the paper air filter 2 Check the caster wheels every 200 hours Replace the air cleaner s foam pre filter 2 Check the hydraulic oil in the oil tank Change the hydraulic oil every 500 hours Replace the hydraulic oil filter every 500 hours Dismantle and inspect starter 3 every 500 hours Check adjust the mower deck Check the engine valve clearance 3 Perform the 500 hour serv...

Page 37: ...s and battery cable ends with wire brush until shiny 5 Coat terminals with grease or petroleum jelly 6 Reinstall battery Replacing battery 1 Lift seat and rotate forward 2 Open terminal access doors 3 Using two wrenches disconnect BLACK battery cable then RED battery cable 4 Using a 7 16 wrench remove the bolts on either side of the terminal guard and lift off guard 5 Carefully remove the battery ...

Page 38: ...des are engaged and the driver temporarily moves off the driver s seat IMPORTANT INFORMATION To be able to drive the driver must sit in the seat and release the parking brake before the steering controls can be moved into the neutral position otherwise the engine will stop 8061 032 Conditions for starting Tire Pressures Fill tire pressures to 15 psi 103 kPa 1 bar IMPORTANT INFORMATION DO NOT add a...

Page 39: ...utch on the engine shaft and off the mower deck Deck Belt Installation NOTE For ease in installing the deck belt refer to the routing decal on the deck 1 Wrap the deck belt around the electric clutch pulley that is located on the engine shaft 2 Route the belt forward between the spring loaded and stationary pulleys 3 Place belt around spring loaded idler pulley 4 Wrap the belt around the stationar...

Page 40: ...pump idler arm shift the arm to create slack in the belt 5 With the idler arm in the slack position slip a screwdriver clevis pin or similar into the 3 8 hole in the plate that sits between the two fan covers This will keep the idler in the extended position and allow removal of the breaker bar 6 Remove belt from the engine and pump pulleys over the top of the fans Belt Installation 1 If the pump ...

Page 41: ...ade with stamped GRASS SIDE facing towards ground grass down or THIS SIDE UP facing deck and cutter housing 3 Install and tighten blade bolt securely 4 Torque blade bolt to 45 55 ft lbs 60 75 Nm 1 Blade 2 Blade bolt special 3 Cutter housing Blade attachment IMPORTANT INFORMATION Special blade bolt is heat treated Replace with a Husqvarna bolt if required Do not use lower grade hardware than specif...

Page 42: ...Retain this measurement Move to the opposite side check that measurement is the same If adjustment is required loosen the locknut and move mounting bolt up or down in slot until both side to side measurements are equal Retain measurement 3 Turn both outer blades to align with the deck in front to rear manner Reposition rear mounting bolts up or down until rear of mower deck is positioned level to ...

Page 43: ...itions IMPORTANT INFORMATION Adjust anti scalp rollers with the mower on a flat level surface IMPORTANT INFORMATION To avoid deck damage the anti scalp rollers must not be adjusted to support the deck Anti scalp rollers can be set in three positions Upper position 1 to 3 38 to 76 mm grass Middle position 3 to 4 76 to 114 mm grass Lower position 4 to 6 114 to 152 mm grass The rollers should be appr...

Page 44: ... rotate freely take the unit to the dealer for service Hardware Check daily Inspect the entire machine for loose or missing hardware Cleaning Regular cleaning and washing especially under the mower deck will increase the machine s life span Make it a habit to clean the machine directly after use after it is cooled before the dirt sticks Do not spray water on the top of the mower deck Use compresse...

Page 45: ...th grease unless otherwise stated use high grade molybdenum disulphide grease For daily use the machine should be lubricated twice weekly Wipe away excess grease after lubrication It is important to avoid getting lubricant on the belts or the drive surfaces on the belt pulleys Should this happen attempt to clean them with spirits If the belt continues to slip after cleaning it must be replaced Gas...

Page 46: ... gun until the grease is forced out Front Wheel Bearings Lubricate 3 4 strokes with a grease gun on each set of wheel bearings 8058 057 Lubricating front wheels 8058 058 Outer spindles Deck Spindles Lower the cutting deck completely If a grease gun without rubber hose is used the foot plate must be removed to access the center spindle Lubricate with a grease gun 2 3 strokes per spindle 8058 058 Ce...

Page 47: ...the bottom of the fill tube threads Check the level with the dipstick 8 Replace the oil fill cap securely when the oil level is FULL 9 Refer to the Service Journal for oil checking and changing intervals Transaxle Transmission Fluid Change This transaxle is designed with an external filter for ease of maintenance To ensure constant fluid quality levels and longer life an oil filter change interval...

Page 48: ...control in both forward and reverse directions 5 to 6 times Check the oil level and add oil as required after stopping the engine It may be necessary to repeat Steps 2 and 3 until all the air is completely purged from the system When the hydraulic drive operates at normal noise levels and moves smoothly forward and reverse at normal speeds the hydraulic drive is considered purged After the vehicle...

Page 49: ...e engine over Dead battery Poor contacts on the battery terminal cable connections Fuse blown Ignition system faulty Fault in the starter safety circuit See Safety System in Maintenance section Engine runs rough Faulty carburetor Clogged fuel filter or jet Clogged ventilation valve on the fuel cap Fuel tank nearly empty Fouled spark plug Spark plug is loose Rich fuel mixture or fuel air mixture Wr...

Page 50: ...ly unevenly or not at all Parking brake on Bypass valve on pump open Drive belt for the transmission gears slack or has come off Air in hydraulic system Mower deck not engaging Drive belt for the mower deck has come loose Contact for the electromagnetic coupling has loosened Blade switch is faulty or has come loose from the cable contact Fuse has blown Hydraulic drive leaks oil Damaged seals housi...

Page 51: ...tanks or add a fuel stabilizer 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 cylinder Turn over the engine so that the oil is evenly distributed and then refit the spark plug 6 Lubricate all grease zerks joints and axles 7 Remove the battery Clean c...

Page 52: ...52 WIRING DIAGRAM ...

Page 53: ... 8 Grade 10 9 Grade 12 9 Size ft lbs Nm ft lbs Nm ft lbs Nm Shank Size Diameter in millimeters fine or coarse thread M4 1 5 2 2 2 3 2 7 3 6 M5 3 4 4 5 6 5 2 7 M6 5 2 7 7 5 10 8 2 11 M7 8 2 11 12 16 15 20 M8 13 5 18 18 8 25 21 8 29 M10 24 32 35 2 47 43 5 58 M12 43 5 58 62 2 83 75 100 M14 70 5 94 100 133 119 159 M16 108 144 147 196 176 235 M18 142 190 202 269 242 323 M20 195 260 275 366 330 440 M22 ...

Page 54: ...3 kPa 1 bar Frame Cutting Width 52 133 cm Cutting Height 1 4 3 8 11 4 cm Uncut Circle 0 Number of Blades 3 Blade Length 18 46 cm Nose Roller Yes Sprung Seat Suspension Hinged Arm Rests Yes Hour Meter Digital Blade Engagement 200 ft lb Warner Clutch Deck Construction 11 gauge fabricated Productivity 3 5 acres h 14 164 m2 h Dimension Weight 740 lbs 335 kg Base Machine Length 75 192 cm Base Machine H...

Page 55: ...ng that the machine will fulfill the requirements This is also applicable to special requirements for any of the states California emission rules etc Do not remove any of these labels Certificates can also be supplied with the machine at delivery or written in the Engine manual Take care of these valuable documents ...

Page 56: ... both wheels r Check the mower deck adjustment r Check Safety switch for the parking brake r Safety switch for the mower deck r Safety switch in the seat r Safety switch in the steering controls r Parking brake functionality r Driving forward r Driving backward r Engaging the blades r Check engine high idle speed r Inform the customer about Need and advantages of following the service schedule r N...

Page 57: ...the engine oil r Check hydraulic oil level r Inspect hydraulic hoses r Inspect hydraulic belt r Inspect hydraulic filter r Check neutral position r Check safety system r Check seat belt r Check fuel system for leaks r Inspect safety guards and shields r Check brake adjustment r ...

Page 58: ... mower r Check engine oil level r Check the tire pressures r Check underside of deck r Inspect deck pulleys r Check clean the engine s cooling air intake r Check safety system r Check seat belt r Check fuel system for leaks r Inspect safety guards and shields r Check brake adjustment r ...

Page 59: ...ice Check the fuel pump s air filter r Sharpen Replace mower blades if required r Check the tire pressures r Check battery with cables r Lubricate according to lubrication chart r Check clean the engine s cooling air intake r Clean the air cleaner s foam pre filter r ...

Page 60: ...uel filter r Check engine RPM r Clean underside of deck r Check blade pitch r Grease blade spindles r Inspect spindle bearings r Inspect deck belt and blades r Inspect idler arm bearings r Inspect deck idler pulleys r Check hydraulic oil level r Inspect hydraulic filter r Inspect hydraulic drive belt r Inspect hydraulic hoses r Check neutral position r Inspect battery connections r Check safety sy...

Page 61: ...lean underside of deck r Check blade pitch r Grease blade spindles r Inspect spindle bearings r Inspect deck belt and blades r Inspect idler arm bearings r Inspect deck idler pulleys r Change hydraulic oil r Change hydraulic filter r Replace hydraulic drive belt r Inspect hydraulic hoses r Check neutral position r Inspect battery connections r Load test battery r Clean electrical connections r Ins...

Page 62: ...ir intake r Replace the air cleaner s foam pre filter r Replace the air filter s paper cartridge r Change the engine oil r Replace the engine oil filter r Check adjust the cutting height r Check adjust the parking brake r Clean Change the spark plugs r Inspect spark plug r Check the engine valve clearance r ...

Page 63: ......

Page 64: ...115 622327 Rev A 2013 07 25 www husqvarna com ...

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