- GB-17 -
Inspection and Servicing
CAUTION
●
Always stop the engine before inspecting or servicing the blower.
●
To prevent the risk of accidents or serious injury, never modify the blower
or disassemble the engine. The Zenoah warranty is void in the event of
failure caused by product modification.
●
Contact your place of purchase if the muffler requires servicing. If serviced
improperly, hot exhaust gas may be emitted during operation.
●
When replacing parts, use genuine Zenoah parts or Zenoah-designated
parts.
●
Contact your place of purchase if you are unable to carry out an inspection
or service procedure yourself.
■
Inspections before/after work
Inspect the items below before and after work.
Inspection item
Corrective measure
1 Air duct
• Loose fastening bolts
• Damage
• Tightening
• Replacement
2 Air intake guard
• Loose mounts
• Damage
• Tightening
• Replacement
3 Main grip
• Oil contamination
• Wiping off oil
4 Throttle lever
• Excessive/insufficient free play
• Poor movement
• Repair
• Repair or replacement
5 Fuel tank
• Loose mounts
• Fuel pipe damage
• Cap gasket damage
• Tightening
• Replacement
• Replacement
6 Muffler
• Loose mounts
• Clogged exhaust gas outlet
• Tightening
• Remove clog with flat-blade screwdriver or
similar tool
■
Periodic inspections
Inspect the items below in the indicated time interval.
Inspection/service item
Hours of blower use
Comments
Daily
inspection
25
hours
100
hours
Air cleaner cleaning
○
Fuel leak check
○
Fuel filter inspection
○
Spark plug inspection/cleaning, adjustment
○
0.6 to 0.7 mm (0.025 in.) gap
Muffler inspection and carbon buildup
removal
○
Muffler bolt tightening
○
Engine part tightening
○
Cylinder fin inspection/cleaning
○
G
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