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G
rass
T
rimmer
/B
rush
C
uTTer
21
O
peraTOr
'
s
m
anual
maIntenance
Intervals
COMPONENT/
SYSTEM
MAINTENANCE
PROCEDURE
REQ'D
SKILL
LEVEL
DAILY OR
BEFORE
USE
EVERY
REFUEL
3 MONTHS
OR 90
HOURS
YEARLY
600 HOURS
Air Filter
Inspect/Clean
1
I / C *
R *
Choke Shutter
Inspect/Clean
1
I / C
Fuel Filter
Inspect/Replace
1
I *
I / R *
Fuel Cap Gasket
Inspect/Replace
1
I *
R *
Fuel System
Inspect/Replace
1
I (3) *
I (3) *
Spark Plug
Inspect/Clean
1
I / C / R *
Cooling System
Inspect/Clean
2
I / C
Muffler Spark Arrestor
Inspect/Clean/Replace
2
I / C / R *
Cylinder Exhaust Port
Inspect/Clean/Decarbon
2
I / C
Drive Shaft (Flex Cable
Models)
Grease
2
I (1)
Gear Housing
Grease
2
I (2)
Recoil Starter Rope
Inspect/Clean
1
I / C *
Screws/Nuts/Bolts
Inspect/Tighten/Replace
1
I *
(2) Apply POWER BLENDX
TM
grease every 50 hours of use.
(3) Low evaporative fuel tanks DO NOT require regular maintenance to maintain emission integrity.
* Replacement is recommended based on the finding of damage or wear during inspection.
MAINTENANCE PROCEDURE LETTER CODES: I = INSPECT, R = REPLACE, C = CLEAN
IMPORTANT NOTE
- Time intervals shown are maximum. Actual use and your experience will determine the
frequency of required maintenance.
MAINTENANCE PROCEDURE NOTES:
(1) Apply POWER BLENDX
TM
grease every 25 hours of use.