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Copyright © 2009 MAT Engine Technologies, LLC
PERIODIC MAINTENANCE SCHEDULE TABLE
IMPORTANT NOTES about Maintenance schedule
1. Change Trimmer Lines when they are half original length.
2. Frequently clean grass from
a. Holes in recoil starter cover
b. Under deck in the trimmer head area
c. Around muffler
3. Re-check fastener tightness after the first 2 hours of initial use.
4. Clean air filter every 10 hours if operating under dusty conditions.
5. Change engine oil after first 5-8 hours of initial use
6. Change oil every 25 hours if operating under heavy load or in high temperatures
Use only GENUINE replacement parts. Other parts may damage the unit or result in injury.
Maintenance
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Before performing any maintenance, turn engine off and remove the wire from the spark plug to prevent accidental
starting and serious injury.
IMPORTANT:
The warranty on this Trimmer does not cover items that have been subjected to operator abuse or negligence.
To receive full value from the warranty, the operator must maintain the trimmer as instructed in this manual, and only use
genuine replacement parts. The following table lists required periodic maintenance.
WARNING
CAUTION
Service Records-
Fill in dates as you complete regular
service
Before
Each Use
After
Every
10 Hours
of Use
After Every
25 Hours of
Use
After Every
50 Hours of
Use
After Every
100 Hour
of Use
Before
Each
Season
Before
Storage
See
Note
Below
Check Engine Oil Level,
Fill to Proper Level
√
√
Check Trimmer Lines and
Replace if Necessary
√
√
1
Clean Debris From Unit
√
√
√
2
Check Fasteners for Tightness
√
√
3
Check Fuel Line
Replace if Necessary
√
√
Lubricate Moving Parts
√
√
√
Check Spark Plug
Replace if Necessary
√
√
Check Drive Belt
Replace if Necessary
√
√
Clean Air Filter,
Replace if very Dirty
√
√
4
Change Engine Oil
√
√
√
5, 6
Replace Spark Plug
√
Clean Combustion Deposits from
cylinder, piston, and valves
√
WARNING
13
