Table of Contents
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Operator Manual
Commercial Mower
W436 / 967334301-00
W448 / 967334401-00
Please read the operator manual carefully and make sure
EN
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.
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Table of Contents
Related Manuals for Husqvarna W436
Summary of Contents for Husqvarna W436
- Page 1 Operator Manual Commercial Mower W436 / 967334301-00 W448 / 967334401-00 Please read 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...
- Page 2 Husqvarna Always replace missing or damaged safety dealer for assistance. decals. Replacement decals can be found in To locate the nearest Husqvarna dealer, go to the parts manual for the machine and ordered www.husqvarna.com. from your dealer.
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Page 3: Table Of Contents
Keep a proof of purchase if you do not register the unit. Service When ordering spare parts, please specify the purchase year, model, type, and serial number. Always use genuine Husqvarna spare parts. -
Page 4: Emission Control System
Lawn mowers and all power equipment can Emission controls and components can be potentially dangerous if used improperly. only be adjusted by a Husqvarna dealer Safety requires good judgement, careful use or an authorized engine manufacturer's in accordance with these instructions and service center. -
Page 5: Symbols And Decals
SYMBOLS AND DECALS These symbols are found on the machine and in the operator manual. Study them carefully so that you know what they mean. IMPORTANT Xxxx xxxxxx xxxxx xxxx WARNING! Xxxx xxxxxx xxxxx xxxx xxxxxxxxx xxxxxx xxxxxxxxx. xx xxxxxxxx xxxxxxxxx xxxxxx xxxxxxxxx. -
Page 6: Safety
SAFETY Protecting Children obstacles can injure the operator or Tragic accidents can occur if the operator is interfere with mowing operation. Before not alert to the presence of children. Children mowing, identify potential obstacles such are often attracted to the machine and the as low-hanging branches, and trim or mowing activity. -
Page 7: Personal Safety Equipment
Personal Safety Equipment Safe Handling of Gasoline • Make sure first aid equipment is close at To avoid personal injury or property damage, hand when using the machine. use extreme care in handling gasoline. Gasoline is extremely flammable and the •... -
Page 8: General Maintenance
• Keep the nozzle in contact with the rim of • Do not modify safety equipment. Check the fuel tank or container opening at all regularly to be sure it works properly. The times until fueling is complete. Do not use machine must not be used with defective a nozzle lock-open device. -
Page 9: Maintenance And Storage
Maintenance and Storage • When inflating tires, use a clip-on chuck and extension hose long enough to allow • Never store the equipment with fuel in you to stand to one side and NOT in front the tank inside a building where fumes of or over the tire assembly. -
Page 10: Assembly
ASSEMBLY 1. After removing the unit from shipping container, adjust tire pressure to 10 to 14 CAUTION! Avoid injury! Explosive psi (70 to 95 kPa). separation of tire and rim parts is possible 2. Check the adjustments outlined in when they are serviced incorrectly. Maintenance. -
Page 11: Controls
CONTROLS Throttle Control Steering Levers Choke Control Shift Lever Ignition Switch Fuel Cap/Tank PTO Switch 10. Recoil Starter Grip Service Meter 11. Steering Lever Latch Operator Presence Levers - 11 -... -
Page 12: Operation
OPERATION Steering Levers WARNING! Avoid injury. Read and understand the entire Safety section before WARNING! Avoid injury! When the proceeding. engine is running and the shift lever is engaged, releasing only one steering latch Safety Interlock System causes the unit to circle around one drive wheel. -
Page 13: Throttle Control
Throttle Control Fuel Tank The throttle lever changes the speed of the Use regular grade unleaded fuel with an engine. Move the throttle lever to FAST (rabbit) octane rating of 87 octane or higher. Fuel blends containing up to 10% ethanol or up to to increase engine speed. - Page 14 Emergency Stops Operating the Unit 1. Release operator presence control(s). Use the unit only in the operator’s position directly behind the controls. 2. Turn the ignition key Off. 3. Allow engine to stop completely. Shifting 4. Lock steering levers in neutral. Stop unit movement by pulling both steering levers all the way up.
- Page 15 Operation 6. To move in reverse: • Hold the steering levers against the 1. Start the engine. handlebar. 2. Move the throttle lever to the FAST • Engage steering lever latches. position. • Engage the operator presence control 3. Engage the operator presence control and and move shift lever to Reverse.
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Page 16: Cutting Height Adjustment
Cutting Height Adjustment ½" Spacers WARNING! ALWAYS block wheels, Bushing engage parking brake and know all jack stands are strong, secure and able to hold weight of unit during maintenance. Adjust the cutting height using a combination Washer ½" Spacers of the mounting location on the deck carrier frame, spacers on the front casters and spacers between the mower blades and the... - Page 17 Cutting Height Chart - Deck bolted to frame -top holes Cutting Height ¼" Blade Spacers ½" Caster Spacers Stored Between Below Above Spindle Weldment Weldment and Blade 1¼ 1½ 1¾ 1½ 1¾ 2¼ 1¾ 2¼ 2½ 6.35 2¼ 2½ 6.35 2¾...
- Page 18 Parking Trailer Transporting 1. Shut off the unit. See Shut Off and Stop Mowing. CAUTION! Avoid damage! 2. Remove the ignition key. Transporting a machine on a trailer or on a truck bed at high speeds can result in 3. Lock both steering lever latches in neutral to engage the brakes.
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Page 19: Maintenance Schedule
MAINTENANCE SCHEDULE Maintenance interval in hours Before MAINTENANCE ● Perform the Safety Interlock System Check. ■ Check the engine’s oil level. Do not operate with low oil level. ■ Check/clean the engine’s air cleaner. ■ Check/clean the engine’s cooling air intake. ♦... -
Page 20: Maintenance
MAINTENANCE If unit turns to the right: 1. Reduce the air pressure in the left tire. WARNING! Avoid injury. Read and understand the entire Safety section before 2. Increase the air pressure in the right tire. proceeding. 3. Check for brake binding on right wheel and adjust as needed. -
Page 21: Adjusting Brakes
Adjusting Brakes 10. Replace traction belt guard. 11. Replace clutch idler pulley spring. NOTE: The traction belt must disengage as the brake starts to engage. 12. Lower the unit. 1. Turn off the engine, remove the ignition 13. Check steering lever adjustment. key and allow unit to cool. -
Page 22: Belt Replacement
Adjusting Shift Lever Linkage Replacing Transmission Belt 1. Stop the engine and remove ignition key. Put PTO lever in the OFF position. Put the IMPORTANT If the shift lever and the shift lever in neutral. transmission detent are improperly aligned, the transmission may fail prematurely. -
Page 23: Mower Blades
Belt Replacement 48" 5. Remove mower drive belt from deck sheaves and mower clutch sheave. Deck Belt 6. Install new mower drive belt on deck 1. Turn off the engine, remove the ignition sheaves and mower clutch sheave. key and allow unit to cool. 7. - Page 24 Replacing Mower Spindle Bearings Blade Sharpening 1. Discard mower blade if: 1. Turn the engine off. Remove the ignition key. Remove the ignition wire from the • More than ½" (1.27 cm) of metal is spark plugs. removed. • Air lifts become eroded. 2.
- Page 25 Replacing Caster Pivot Bearing Electrical Service Bushings Replacing Fuse 1. Turn the engine off. Remove the ignition key. Remove the ignition wire from the IMPORTANT Avoid damage! When spark plugs. replacing fuses use only 25-amp fuses to 2. Raise and securely support the front of the avoid damage to the circuit.
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Page 26: Storage
STORAGE Fuel System Gasoline left in the fuel system for extended WARNING! Avoid injury. Read and periods without a stabilizer will deteriorate, understand the entire Safety section before resulting in gum deposits in the system. These proceeding. deposits can damage the carburetor and the fuel hoses, filter and tank. -
Page 27: Troubleshooting
TROUBLESHOOTING Problem Probable Cause Correction Engine will not start Safety Interlock System is Make sure the shift lever is preventing start in neutral, the ignition key is in the ON position, and the Power Take Off is OFF Fuel tank empty or fuel is Add fuel or replace with contaminated clean, fresh fuel... - Page 28 SPECIFICATIONS Model Number W436 W448 Model 967334301-00 967334401-00 Engine Brand Briggs & Stratton Engine Model Vanguard 3567 18 HP Governed RPM (May be different from maximum RPM) 3600±100 Cooling Capacity Air cooled Speed Forward Maximum – mph (km/h) 5.4 (8.7) Reverse Maximum –...
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