Maintenance - Zenoah BK3402FL Owner's Manual

BK3402FL / BK3402FL-EZ / BK3402FLJ / BK3402FLJ-EZ / BK4302FL / BK4302FL-EZ / BK4302FLJ / BK4302FLJ-EZ

9. Maintenance

WARNING
• 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.
� INSPECTION BEFORE AND AFTER CUTTING
Inspect the following items before and after cutting.
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
� REGULAR INSPECTION
Carry out inspection for each period of use as specified below.
INSPECTION AND MAINTENANCE ITEM
Removal of dust from cylinder fin
Cleaning of the air cleaner element
Checking, cleaning and adjustment of the spark plug
Engine Cleaning of the fuel tank
Additional tightening of the bolt for mounting the cylinder
Additional tightening of the parts for the engine
Removal of the carbon from the muffler
Supply of grease for the gear case
Main body Removal of the contamination of the clutch drum
Supply of grease for the flexible shaft
01-BK3402･4302_GB_208＿三.indd 17
INSPECTION ITEMS
• The mounting bolt has become loose.
• Broken, cracked, chipped, or bent.
• The blade edges have worn out.
• Mounted has become loose.
• Broken.
• Oil has stuck to the grip.
• Does not move smoothly.
• The play is too large or too small.
• The throttle wire does not move smoothly.
• Fuel leaks out.
• The fuel pipe has been damaged.
• Broken or cracked.
• The connecting part has become loose.
• Cut off, cracked, discolored, or deformed.
• The shaft has become loose.
• Loose or slipped off.
• Tighten
• Replace
• Re-sharpen or replace
• Tighten
• Replace
• Wipe off
• Repair or replace
• Repair
• Repair or replace
• Repair or replace
• Replace
• Repair or replace
• Repair or replace
• Replace
• Repair or replace
• Tighten or repair
PERIOD OF USE
25 hours 50 hours 100 hours
O O O
O O O
O O O
O O
O
O
O
O O O
O
O O O
G
B
MEASURES
REMARKS
Gap 0.6 to 0.7 mm
GB-17
12.9.14 11:08:25 AM