Ryobi 875r - Manual (Page 15)

OPERATING INSTRUCTIONS
15
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.
Fig. 16
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. 16).
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.
MAINTENANCE AND REPAIR INSTRUCTIONS
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
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 50 Hours
Every 50 Hours
REFER TO:
Page 11
Page 19
Page 20
Page 19
Page 19
Page 24
Page 22-23
Page 22-23
Page 24