background image

8

9

n

  Pull apart the ends of the bracket to expand slightly.

n

  Slide the bracket over the power head shaft immediately 

behind the “J” Barrier Handle. 

n

  Squeeze bracket ends together to retighten.

n

  Reinstall the bolt, lock washer, and hex nut to secure.

n

  Connect the latch on the shoulder harness to the strap 

hanger.

ASSEMBLY

CONNECTING THE POWER HEAD TO THE 

PRUNER ATTACHMENT

See Figure 4.

The pruner attachment connects to the power head by means 
of a coupler device. 

To install the attachment:

n

  Loosen the knob on the coupler of the power head shaft 

and remove the end cap from the attachment.

n

  Push in the button located on the shaft of the pruner at-

tachment. Align the button with the guide recess on the 
power head coupler and slide the two shafts together. 
Rotate extension shaft until button locks into the posi-
tioning hole.

 

NOTE:

  The attachment should only be operated with the 

blade in a vertical position. If the button does not release 
completely in the positioning hole, the shaft is not locked 
into place. Slightly rotate from side to side until the button 
is locked into place.

n

  Tighten the knob securely. 

CHAIN OILER

Add bar and chain oil in the chain oiler tank before starting 
the engine of the power head.

FUELING AND REFUELING THE PRUNER

FUEL MIXTURE

This product is powered by a 2-cycle engine and requires pre-
mixing gasoline and 2-cycle oil.  Pre-mix unleaded gasoline 
and 2-cycle engine oil in a clean 1 gallon container approved 
for gasoline.

n

  This engine is certified to operate on unleaded gasoline 

intended for automotive use.

n

  Mix high quality 2-cycle engine oil at 2.6 oz. per gallon.

n

  Do not use automotive oil or 2-cycle outboard oil.

n

  DO NOT mix quantities larger than usable in a 30-day 

period.

Fig. 4

COUPLER

KNOB

PRUNER

ATTACHMENT

POWER HEAD

SHAFT

POSITIONING 

HOLE

GUIDE 

RECESS

BUTTON

To remove:

n

  Loosen the knob.

n

  Push in the button and twist the shafts to remove and 

separate ends.

Fig. 3

SHOULDER 

STRAP

LATCH

LOCK NUT

 BOLT

STRAP

HANGER

“J” BARRIER

HANDLE

NUT

 BOLT

LOCK

WASHER

NUT

 BOLT

FIG. A

FIG. B

PREMIUM EXACT MIX™ (50:1)

  GASOLINE 

OIL

  1 Gallon (US) 

2.6 oz.

 

1 Liter 

20 cc (20 ml)

Summary of Contents for RY52003

Page 1: ...ured to Ryobi s high standard for dependability ease of operation and operator safety When properly cared for it will give you years of rugged trouble free performance WARNING To reduce the risk of in...

Page 2: ...n Maintenance 13 18 n Troubleshooting 19 n Warranty 20 21 n Parts Ordering Service 22 TABLE OF CONTENTS INTRODUCTION This product has many features for making its use more pleasant and enjoyable Safe...

Page 3: ...plug wire before making any adjustments or repairs except for carburetor adjustments n Inspect the unit before each use for loose fasteners fuel leaks etc Replace any damaged parts before use n The c...

Page 4: ...cut with the engine running at full speed Fully squeeze the throttle trigger and maintain a steady cutting speed n Do not force tool Use the correct tool for your applica tion The correct tool will d...

Page 5: ...Operator s Manual To reduce the risk of injury user must read and understand operator s manual before using this product Eye Hearing and Head Protection Wear eye hearing and head protection when opera...

Page 6: ...ntially hazardous situation which if not avoided may result in minor or moderate injury CAUTION Without Safety Alert Symbol Indicates a situation that may result in property damage WARNING To avoid se...

Page 7: ...BARRIER HANDLE UsingtheJ Barrierhandleallowsbettercontrolofthepruner to maximize operator safety PRIMER BULB The priming bulb pumps fuel from the fuel tank to the car buretor This is necessary only wh...

Page 8: ...ully to make sure no breakage or damage occurred during shipping n Do not discard the packing material until you have care fully inspected and satisfactorily operated the tool n If any parts are damag...

Page 9: ...ely in the positioning hole the shaft is not locked into place Slightly rotate from side to side until the button is locked into place n Tighten the knob securely CHAIN OILER Add bar and chain oil in...

Page 10: ...t firmly with both hands Always keep your left hand on the front handle and your right hand on the rear handle so your body is to the left of the chain line Never use a left handed cross handed grip o...

Page 11: ...branch will fall n Branches may fall in unexpected directions Do not stand directly under the branch being cut n The most typical cutting application is to position the unit at an angle of 60 or less...

Page 12: ...bare surface for starting n Slowly push the primer bulb 5 times n Set the choke lever to the FULL CHOKE position A n Squeeze the throttle trigger fully Do not release until all of the remaining steps...

Page 13: ...l injury Only the parts shown on the parts list are intended to be repaired or replaced by the customer All other parts should be replaced at a Ryobi Authorized Service Center CHAIN TENSION See Figure...

Page 14: ...ion adjustment CHAIN TENSIONING SCREW Fig 19 BAR NUT Fig 20 n Remove all slack from chain by turning the chain tension ing screw clockwise assuring that the chain seats into the bar groove during tens...

Page 15: ...r or chain Fig 22 REMOVE CAP REPLACE CAP CHAIN OILER TANK IDLE SPEED ADJUSTMENT See Figure 21 If the chain turns at idle the idle speed screw needs ad justing on your trimmer engine Turn the idle spee...

Page 16: ...d have service dealer sharpen chain CUTTING CORNER SIDE PLATE DEPTH GAUGE TOE GULLET HEEL RIVET HOLE TOP PLATE PARTS OF A CUTTER Fig 24 DEPTH GAUGE SETTING Fig 23 HOW TO SHARPEN THE CUTTERS See Figure...

Page 17: ...rk arrestor must be cleaned or replaced every 25 hours or yearly to ensure proper performance of your product For the location of the spark arrestor and specific cleaning instructions contact your nea...

Page 18: ...oline Run engine until it stops n Clean all foreign material from the trimmer Store it in a well ventilated place that is inaccessible to children Keep away from corrosive agents such as garden chemic...

Page 19: ...warm up If engine does not accelerate after three minutes contact a servicing dealer Engine starts but will only run at high speed at half choke Carburetor requires adjustment Contact a servicing deal...

Page 20: ...e amount of time not to exceed 30 days If you have any questions regarding your warranty rights and responsibilities you should contact a Ryobi Technologies Inc Customer Representative at 1 800 860 40...

Page 21: ...Hours or Yearly AIR FILTER ASSY INCLUDES FILTER X X SPARK SCREEN X CARBURETOR ASSY INCLUDES HEAT DAM GASKETS FUEL TANK ASSY INCLUDES FUEL LINES X FUEL CAP X FUEL FILTER IGNITION ASSY INCLUDES SPARK P...

Page 22: ...or repair parts or service simply contact your nearest Ryobi Authorized Service Center Be sure to provide all pertinent facts when you call or visit Please call 1 800 860 4050 for your nearest Ryobi A...

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