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Problem / Cause

Engine will not start

Blade switch is engaged
Steering controls are not locked in the neutral position
Park brake is not activated
Battery is dead
Contamination in the carburetor or fuel line
Fuel supply is closed or the shutoff valve for the fuel tank 
is in the wrong position
Clogged fuel filter or fuel line
Ignition system faulty

Starter does not turn the engine over

Battery is dead
Poor contact of the battery terminal cable connections
Blown fuse
Fault in the starter safety circuit. See 

Safety System

 in 

the 

Maintenance

 Section

Engine runs rough

Faulty carburetor
Clogged fuel filter or jet
Throttle lever in the Cold Weather starting position
Clogged ventilation valve on the fuel cap
Fuel tank nearly empty
Fouled spark plugs
Rich fuel mixture or fuel-air mixture.
Wrong fuel type
Water in fuel
Clogged air filter

Engine seems weak

Clogged air filter
Fouled spark plugs
Carburetor incorrectly adjusted
Air trapped in hydraulic system

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
Contamination in the carburetor or fuel line.
Fouled spark plugs

Battery not charging

Poor contact of the battery terminal cable connections
Charging lead is disconnected

Machine moves slowly, unevenly, or not at all

Park brake on
Bypass linkages engaged
Drive belt for the transmission slack or has come off
Air trapped 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 cable 
contact
Blown fuse

Transaxle leaks oil

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

Uneven mowing results

Different air pressure in tires on the left and right sides.
Bent blades
Suspending for the mower deck is uneven
Blades are dull
Driving speed too high
Grass is too long
Grass collected under the mower deck

26

TROUBLESHOOTING

Summary of Contents for RZ 3016

Page 1: ... the operator manual carefully and make 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 EN ...

Page 2: ...d these instructions to operate the mower Each person operating the mower must be of sound 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 termina...

Page 3: ...g 14 Bypass Linkages 14 OPERATION 15 Training 15 Steering 15 Before Starting 15 Starting the Engine 15 Running 17 Stopping the Engine 18 Mowing Tips 18 Operating On Hills 19 Weak Battery 19 Jumper Cable Use 19 Moving Machine By Hand 19 MAINTENANCE 20 Maintenance Schedule 20 Battery 21 Park Brake 21 Safety System 22 EZT Belt 22 V belts 22 Deck Belt 22 Tire Pressures 23 Caster Wheels 23 Cutting Blad...

Page 4: ...sure 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 cause loss of traction a...

Page 5: ... 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 available when ordering s...

Page 6: ...so when there is a potential for misuse or misassembly Reverse Neutral Fast Slow Cold Weather Start Fuel Warning Park Brake Warning Rotating blades keep away from the discharge deck Battery acid is corrosive explosive and flammable Read Operator Manual Shut off engine remove key before performing maintenance or repair Keep a safe distance from the machine Use on slopes no greater than 10 No passen...

Page 7: ...e blades when not mowing Shut off engine and wait for all parts to come to a complete stop before cleaning the machine removing the grass catcher or unclogging the discharge guard Operate the machine only in daylight or good artificial light Do not operate the machine while under the influence of alcohol or drugs Watch for traffic when operating near or crossing roadways Use extra care when loadin...

Page 8: ...n wet grass Tires may lose traction Avoid starting stopping or turning on a slope If the tires lose traction disengage the blades and proceed slowly straight down the slope Keep movement on the slopes slow and gradual Do not make sudden changes in speed or direction which could cause machine to roll over Use extra care while operating machine with grass catchers or other attachments they can affec...

Page 9: ...rm maintenance on the battery when smoking or near open flames or sparks The battery can explode and cause serious injury or damage WARNING The engine must not be started when the driver s floor plate or any protective plate for the mower deck s drive belt is removed WARNING The battery contains lead and lead compounds chemicals that are considered to cause cancer birth defects and other reproduct...

Page 10: ...he machine onto the transport vehicle to avoid tipping it over WARNING Use extreme caution when loading the machine into a truck or trailer using ramps There is the possibility of serious injury or death if the machine falls off the ramps WARNING Engine exhaust and certain vehicle components contain or emit chemicals considered to cause cancer birth defects or other reproductive system damage The ...

Page 11: ... is made via a belt driven hydraulic pumps Using the left and right steering controls the flow is regulated and thereby the direction and speed Control Locations 1 Cutting height handle 2 Park brake 3 Throttle control 4 Ignition switch 5 Motion control levers 6 Blade control lever 7 Fuel tank cap 8 Fuel shut off valve 9 Bypass linkages 1 2 3 4 5 6 8 9 7 11 CONTROLS ...

Page 12: ...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 position If the left steering control is pulled backward the machine turns to the left Use extra care when using this maneuver If the steering controls are in uneven positions when st...

Page 13: ...ne can be used See also Technical Data concerning ethanol fuel Methanol fuel is not allowed Do not use E85 alcohol based fuel Damage to engine and components may occur IMPORTANT INFORMATION Experience indicates that alcohol blended fuels called gasohol ethanol or methanol can attract moisture which leads to separation and formation of acids during storage Acidic gas can damage the fuel system of a...

Page 14: ...ed in the fuel line under the seat Tilt seat forward for access The fuel valve is ON when the valve is parallel to the fuel line Rotate the valve turn clockwise to turn fuel OFF The lifting lever is used to place the mower deck in the transport position or one of the 6 different cutting height positions The cutting height is set by placing a lever in the notch for the desired cutting height The li...

Page 15: ...rol levers forward slightly This will allow mower to start moving forward in a straight line Pull the control levers back to the neutral position and the mower should stop moving Pull back slightly on control levers allowing the mower to move backwards Push the control levers forward to the neutral position and mower should stop moving To turn to the right While moving in a forward direction pull ...

Page 16: ...When the engine has started move the throttle lever back to full throttle detent and allow the engine to warm up for a short period before operating the unit Failure to move the throttle from the cold weather starting position will result in poor engine performance smoke and spark plug fouling 9 When the engine starts immediately release the ignition key back to the run position IMPORTANT INFORMAT...

Page 17: ...WARNING Make sure that no one is near mower when engaging blade switch Make sure the work area is free from objects that could be thrown by the rotating blades WARNING Do not drive up or down hills with slopes greater than 10 degrees Do not drive across slopes 5 Engage the mower blade by sliding the lever upwards and into the lock notch WARNING Engine exhaust and certain vehicle components contain...

Page 18: ...4 mm during the cool season and over 76 mm during the hot months For healthier and better looking lawns mow often after moderate growth For best cutting performance grass over 15 cm in height should be mowed twice Make the first cut relatively high the second to the desired height The mowing result will be best with a high engine speed blades rotate rapidly and low speed rider moves slowly If the ...

Page 19: ...sed for emergency starting follow this procedure Jumper Cable Use 1 Connect each end of the RED cable to the POSITIVE terminal on each battery taking care not to short against chassis 2 Connect one end of the 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 fu...

Page 20: ...ean 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 adjust the park brake Check adjust throttle cable Check the condition of belts belt pulleys Change the engine oil 1 Replace the engine oil filter Clean replace the spark plugs Check the caster wheels every 200 hours Check adjust the mower deck Check the engine valv...

Page 21: ...Connect BLACK grounding cable to negative battery terminal with remaining hex bolt and hex nut 10 Close access doors 11 Lower seat CAUTION Always wear eye protection when around batteries STANDARD BATTERY STATE OF CHARGE APPROXIMATE BATTERY CHARGING TIME TO FULL CHARGE AT 80O F 27O C Maximum Rate at 50 Amps 30 Amps 20 Amps 10 Amps 12 6V 100 FULL CHARGE 12 4V 75 20 min 35 min 48 min 90 min 12 2V 50...

Page 22: ... small cracks in normal operation The belts are not adjustable Replace belts if they begin to slip from wear Deck Belt To replace deck belt Deck belt removal 1 Park on a level surface Apply park brake 2 Lower the deck to the lowest cutting position 3 Disengage the clutch by sliding the blade control lever downwards 4 Carefully lift the belt away from belt keepers and off deck pulleys and remove fr...

Page 23: ...ecial blade bolt is heat treated Replace with a Husqvarna bolt if required Do not use lower grade hardware than specified 3 Seat the blade s opening firmly onto the cutter housing 4 Tighten blade bolt securely 5 Torque blade bolt to 50 ft lbs 67 Nm IMPORTANT INFORMATION DO NOT add any type of tire liner or foam fill material to the tires Excessive loads created by foam filled tires will cause prem...

Page 24: ...loth when handling 4 Measure from the floor surface up to the bottom of the blade tip on the discharge side of the mower deck Record the measurement 5 Move to the opposite side check that measurement is the same If adjustment is required turn front adjuster nut s to level deck side to side NOTE This will place the mower deck in a standard measurement position Depending on the type of grass being m...

Page 25: ... Week Filter change 1 365 Every day Oil change Level check IMPORTANT INFORMATION Use minimal lubrication and remove excess lubricant so that is does not come into contact with belts or belt pulley drive surfaces Engine Refer to the engine manufacturer s manual for maintenance and service instructions Front Wheel Mount and Bearings Lubricate with a grease gun one zerk for each wheel mount and beari...

Page 26: ...d in hydraulic system 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 Contamination in the carburetor or fuel line Fouled spark plugs Battery not charging Poor contact of the battery terminal cable...

Page 27: ...tabilizer 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 charge and store the b...

Page 28: ...28 SCHEMATIC ...

Page 29: ... PSI 103 kPa 1 bar 1 The power rating as declared by the engine manufacturer is the average gross power output at the specified RPM of a typical production engine for the engine model measured using SAE Standards for engine gross power Refer to the engine manufacturer engine specifications Frame Cutting Width 30 76 cm Cutting Height 1 4 2 5 cm 10 6 cm Uncut Circle 0 Number of Blades 1 Blade Length...

Page 30: ...ter in inches fine or coarse thread 9 12 13 18 5 16 18 24 28 38 24 33 3 8 31 42 46 62 40 54 7 16 50 68 75 102 75 102 115 156 9 16 110 149 165 224 5 8 150 203 225 305 250 339 370 502 7 8 378 512 591 801 11 8 782 1060 1410 1912 Grade 5 Minimum commercial quality lower quality not recommended Metric Standard Hardware Grade Grade 8 8 Grade 10 9 Grade 12 9 Size ft lbs Nm ft lbs Nm ft lbs Nm Shank Size ...

Page 31: ... the park brake q The safety switch for the mower deck q The safety switch in the seat q The safety switch in the steering controls q park brake functionality q Driving forward q Driving backward q Engaging the blades q Check the idle speed q Check the engine high idle speed q Inform the customer about Need and advantages of following the service schedule q Need and advantages of leaving machine f...

Page 32: ...lean the air cleaner s foam pre filter q After the First 10 Hours Change engine oil q 50 Hour Service Perform the 25 hour service q Clean replace the air cleaner s paper filter cartridge shorter intervals for dusty operating conditions q Change engine oil q Lubricate according to lubrication chart q Check adjust the park brake q 32 SERVICE JOURNAL Action Date mtr reading stamp sign Date mtr readin...

Page 33: ...the air filter s paper cartridge q Change hydraulic pump oil and filter 200 hours q 300 Hour Service Perform the 25 hour service q Perform the 50 hour service q Perform the 100 hour service q Check adjust the mower deck q Clean the combustion chamber and grind the valve seats q Check the engine valve clearance q Replace the air cleaner s foam pre filter q 33 SERVICE JOURNAL Action Date mtr reading...

Page 34: ...ir filter s paper cartridge q Change the engine oil 50 hours q Replace the engine oil filter 100 hours q Check adjust the cutting height q Check adjust the park brake 50 hours q Clean Change the spark plugs 100 hours q Change the fuel filter 100 hours q Check the engine valve clearance q 34 SERVICE JOURNAL Action Date mtr reading stamp sign ...

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Page 36: ...www husqvarna com 115 71 02 27 Rev A 2014 08 01 ...

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