Ryobi Outdoor 890r REFER TO, FREQUENCY, LINE INSTALLATION, MAINTENANCE REQUIRED, MAINTENANCE AND REPAIR INSTRUCTIONS

MAINTENANCE AND REPAIR INSTRUCTIONS

MAINTENANCE SCHEDULE

Perform these required maintenance procedures at the frequency stated in the table. These procedures should also be a part of any seasonal tune-up.

NOTE: Some maintenance procedures may require special tools or skills. If you are unsure about these procedures take your unit to any non-road engine repair establishment, individual or authorized service dealer.

NOTE: Maintenance, replacement, or repair of the emission control devices and system may be performed by any non-road engine repair establishment, individual or authorized service dealer.

WARNING: To prevent serious injury, never perform maintenance or repairs with the unit running. Always service and repair a cool unit. Disconnect the spark plug wire to ensure that the unit cannot start.

FREQUENCY	MAINTENANCE REQUIRED	REFER TO

Before starting engine	Fill fuel tank with fresh fuel	Page 12
Before starting engine	Check oil	Page 19
	Check oil	Page 19

Every 10 hours	Clean and re-oil air filter	Page 21

First change at 10 hours	Change oil	Page 20
Every 25 hours thereafter	Change oil	Page 20
Every 25 hours	Clean spark arrestor	Page 24

10 hours on new engine	Check rocker arm to valve clearance and adjust	Page 23
Every 25 hours	Check rocker arm to valve clearance and adjust	Page 23
Every 25 hours	Check spark plug condition and gap	Page 24

LINE INSTALLATION

This section covers both SplitLine™ and standard single line installation.

Always use Genuine Factory Parts™ 0.095 in. (2.41 mm) replacement line. Line other than the specified may make the engine overheat or fail.

WARNING: Never use metal-reinforced line, wire, chain or rope. These can break off and become dangerous projectiles.

There are two methods to replace the trimming line:

•Wind the inner reel with new line

•Install a prewound inner reel

Winding the Existing Inner Reel

1. Hold the outer spool with	hand and unscrew the
Bump Knob clockwise	. Inspect the bolt inside
the bump knob to make	freely. Replace
the bump knob if damaged.

Outer Spool

Spring

Inner Reel

Bolt

Bump Knob

Fig. 31

2.Remove the inner reel from the outer spool (Fig. 31).

3.Remove spring from the inner reel (Fig. 31).

4.Use a clean cloth to clean the the inner reel, spring, shaft and inner surface of the outer spool (Fig. 32).

5.Check the indexing teeth on the inner reel and outer spool for wear (Fig. 33). If necessary, remove burrs or replace the reel and spool.

Fig. 32

Indexing Teeth

Fig. 33