Troy-Bilt 430 Series Manuel D’Utilisation

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SECTION 6:  MAINTAINING YOUR LAWN MOWER
Cleaning the Lawn Mower
Clean underside of the mower deck after each use 
to prevent any build-up of grass. If this debris 
accumulates, it will cause rust and corrosion.
NOTE:  We do not recommend the use of pressure
washers or garden hose to clean your unit. These may
cause damage to bearings or the engine. The use of
water will result in shortened life and reduced
serviceability.
Disconnect spark plug wire. Drain gasoline from the 
mower, or place a piece of plastic under gas cap.
Tilt the mower so that the side with the air cleaner is 
facing up. Hold the mower firmly.
Scrape and clean the underside of the deck with a 
suitable tool. Do not spray with water. 
Put mower back on its wheels, remove plastic from 
under gas cap, and put gas cap back on.
Engine Maintenance
A list of key maintenance jobs required for good 
performance by the mower is given below. Follow the 
engine manual for detailed list and instructions. 
Change engine oil as specified in the engine 
manual. Check oil level before starting engine 
every time.
Service foam filter in the air cleaner as specified in 
the engine manual. Service air filter more frequently 
in extremely dusty conditions.
Clean engine periodically. Remove dirt and debris 
with a cloth or brush. 
Clean spark plug and reset the gap to.030” at least 
once a season or every 50 hours of operation. 
Inspect muffler periodically, and replace if 
necessary. Damaged mufflers or spark arresters 
can create a fire hazard. 
IMPORTANT: 
Make sure to avoid muffler and 
surrounding areas while the mower engine is hot 
because temperature of these areas of the engine may 
exceed 150
o
 F.
Lubrication 
Wheels
Lubricate the wheels and bearings, if so equipped, 
at least once a season with light oil or engine oil. 
Also, if the wheels are removed for any reason, 
lubricate the surface of the axle and inner surface 
of the wheel with light oil. 
Chute Deflector & Rear Discharge Door
Lubricate the torsion springs and the pivot point on 
each end of the rear discharge door using a light oil. 
This will prevent rusting.
Engine
Follow the engine manual instructions and 
recommended schedule for lubricating engine.
Pivot Points
Lubricate the pivot points on the discharge chute 
door, blade control handle and the cutting height 
adjustment lever at least once a season with light 
oil. The blade control handle must operate freely in 
both directions. The cutting height adjustment 
levers should be able to move easily.
Figure 11
WARNING: 
Always stop engine and 
disconnect spark plug wire before performing 
any maintenance or adjustments on the mower.
WARNING: 
Never tip mower more than 90 
degrees in any direction and do not leave it 
tipped for long. Oil can drain into the upper part 
of the engine causing a starting problem.
Lubricate
Follow engine manual
for lubrication
Lubricate
Lubricate