Zenoah BK3420FL-EZ Manuale Utente
27
English
7. MAINTENANCE
• Be sure to stop the engine when carrying out inspection and maintenance.
• Do not modify the machine or disassemble the engine.
• Use ZENOAH’s genuine parts or designated parts when replacing parts.
• If you cannot inspect or maintain the machine yourself, contact the shop where you bought it.
• Do not modify the machine or disassemble the engine.
• Use ZENOAH’s genuine parts or designated parts when replacing parts.
• If you cannot inspect or maintain the machine yourself, contact the shop where you bought it.
WARNING
1 Blade
2 Debris guard
3 Grip
4 Throttle lever
5 Throttle wire
6 Fuel tank
7 Shoulder belt
8 Flexible shaft
9 Gear case
10 Parts to be tightened
• The mounting bolt has become loose.
• Tighten
• Broken, cracked, chipped, or bent.
• Replace
• The blade edges have worn out.
• Re-sharpen or replace
• Mounted has become loose.
• Tighten
• Broken.
• Replace
• Oil has stuck to the grip.
• Wipe off
• Does not move smoothly.
• Repair or replace
• The play is too large or too small.
• Repair
• The throttle wire does not move smoothly.
• Repair or replace
• Fuel leaks out.
• Repair or replace
• The fuel pipe has been damaged.
• Replace
• Broken or cracked.
• Repair or replace
• The connecting part has become loose.
• Repair or replace
• Cut off, cracked, discolored, or deformed.
• Replace
• The shaft has become loose.
• Repair or replace
• Loose or slipped off.
• Tighten or repair
■ INSPECTION BEFORE AND AFTER CUTTING
Inspect the following items before and after cutting.
Inspect the following items before and after cutting.
INSPECTION ITEMS
MEASURES
25 hours 50 hours 100 hours
Removal of dust from cylinder fin
O
O
O
Cleaning of the air cleaner element
O
O
O
Checking, cleaning and adjustment of the spark plug
O
O
O
Gap 0.6 to 0.7 mm
Engine
Cleaning of the fuel tank
O
O
Additional tightening of the bolt for mounting the cylinder
O
Additional tightening of the parts for the engine
O
Removal of the carbon from the muffler
O
Supply of grease for the gear case
O
O
O
Main body
Removal of the contamination of the clutch drum
O
Supply of grease for the flexible shaft
O
O
O
■ REGULAR INSPECTION
Carry out inspection for each period of use as specified below.
Carry out inspection for each period of use as specified below.
INSPECTION AND MAINTENANCE ITEM
PERIOD OF USE
REMARKS