Decorative Trimming; Maintenance Schedule; Maintenance And Repair Instructions - Yard-Man YM26CS Operator's Manual

Curved shaft 4-cycle trimmer
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SECTION 6: OPERATING INSTRUCTIONS

DECORATIVE TRIMMING

Decorative trimming is accomplished by removing all
vegetation around trees, posts, fences, etc.
Rotate the whole unit so that the cutting attachment is at
a 30° angle to the ground (Fig. 15).
SECTION 7: MAINTENANCE AND REPAIR INSTRUCTIONS
NOTE: Some maintenance procedures may require
special tools or skills. If you are unsure about
these procedures take your unit to an authorized
service dealer.

MAINTENANCE SCHEDULE

These required maintenance procedures should be
performed at the frequency stated in the table. They
should also be included as part of any seasonal tune-up.
WARNING: To prevent serious injury, never
do maintenance or repairs with unit running.
Always do maintenance and repairs on a
cool unit. Disconnect spark plug wire to
ensure the unit will not start.
FREQUENCY
Before starting engine
Every 10 hours
1st Change at 10 hours
Every 25 hours there after
Every 25 hours
10 hours on new engine
Every 25 hours
Every 25 hours
MAINTENANCE REQUIRED
Fill fuel tank with fresh fuel
Check oil
Clean and re-oil air filter
Change oil
Change oil
Clean spark arrestor
Check rocker arm to valve clearance and adjust as
required
Check rocker arm to valve clearance and adjust as
required
Check spark plug condition and gap
15
NOTE: Maintenance, replacement, or repair of the emission
control devices and system may be performed by
any nonroad engine repair establishment, individual
or authorized service dealer.
In order to assure peak performance of your engine,
inspection of the engine exhaust port may be necessary
after 50 hours of operation. If you notice lost RPM, poor
performance or general lack of acceleration, this service
may be required. If you feel your engine is need of this
inspection, refer service to any nonroad engine repair
establishment, individual or authorized service dealer for
repair. DO NOT attempt to perform this process yourself
as engine damage may result from contaminants
involved in the cleaning process for the port.
Fig. 15
REFER TO:
Page 10-11
Page 19
Page 20-21
Page 19-20
Page 19-20
Page 24
Page 22-23
Page 22-23
Page 24

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