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10

11

OPERATION

Fig. 7

CUTTING GUIDE

Fig. 6

n

  Release the trigger as soon as the cut is completed, allow-

ing the engine to idle. If you run the pruner at full throttle 
without a cutting load, unnecessary wear or damage can 
occur to the chain, bar, and engine.

Failure to follow proper cutting procedures will result in the 
bar and chain binding and becoming pinched or trapped in 
the limb. If this should happen: 

n

  Stop the engine. 

n

  Loosen the knob on the coupler. 

n

  Depress the button on the shaft; twist and pull the shafts 

to separate the pruner from the power head. 

n

  If the limb can be reached from the ground, lift the limb 

while  holding  the  attachment.  This  should  release  the 
“pinch” and free the pruner. 

n

  If the pruner is still trapped, call a professional for as-

sistance.

LIMBING AND PRUNING 

See Figures 8 - 9.

This unit is designed for trimming small branches and limbs 
up to 6 in. in diameter. For best results, observe the follow-
ing precautions.

n

  Plan the cut carefully. Be aware of the direction in which 

the 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, depending on the specific situ-
ation, as shown below. As the angle of the pruner shaft 
to ground increases, the difficulty of making the first cut 
(from the underside of limb) increases. 

n

  Remove long branches in several stages.

n

  Cut lower branches first to allow the top branches more 

room to fall.

n

  Work slowly, keeping both hands on the saw with a firm 

grip. Maintain secure footing and balance.

n

  Keep the tree between you and the chain while limbing.  

Cut from side of tree opposite branch you are cutting.

n

  Do not cut from a ladder; this is extremely dangerous.  

Leave this operation for professionals.

n

  Do not to make the flush cut next to the main limb or trunk 

until you have cut off the limb further out to reduce the 
weight. Following proper cutting procedures will prevent 
stripping the bark from the main member. 

n

  Do not use the pruner for felling or bucking.

n

  To prevent electrocution, do not operate within 50 ft. of 

overhead electrical lines.

n

  Keep bystanders at least 50 ft. away.

Fig. 8

60° MAXIMUM

Summary of Contents for RY52004A

Page 1: ...tured 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 i...

Page 2: ...n Maintenance 13 17 n Troubleshooting 18 n Warranty 19 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: ...ULB The priming bulb pumps fuel from the fuel tank to the car buretor This is necessary only when starting a cold engine or after refueling an engine that has run out of fuel SHOULDER STRAP The should...

Page 8: ...rd the packing material until you have care fully inspected and satisfactorily operated the tool n If any parts are damaged or missing please call 1 800 860 4050 for assistance PACKING LIST Power Head...

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: ...ne starts and runs n Lay the trimmer on a flat bare surface n PRIME Press the primer bulb 7 times n SET the start lever to the START position n PULL the rope until the engine starts n Allow the engine...

Page 13: ...y 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 Figures 13 14 WARN...

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: ...ighten securely n Check and refill the chain oiler tank every time the engine is fueled NOTE Do not use dirty used or otherwise contaminated oils Damage may occur to the oil pump bar or chain IDLE SPE...

Page 16: ...32 in diameter round file and holder n Keep the file level with the top plate of the tooth Do not let the file dip or rock LEFT HAND CUTTERS RIGHT HAND CUTTERS Fig 27 CAUTION Dull or improperly sharpe...

Page 17: ...l cap is loos ened check valve may be faulty or filter clogged Replace fuel cap if required SPARK PLUG ThisengineusesaChampionRCJ 6Ywith 025in electrode gap Use an exact replacement and replace annual...

Page 18: ...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 19: ...to any Ryobi Technologies Inc product that has been altered or modified The warranty does not extend to repairs made necessary by normal wear or by the use of parts or accessories which are either INC...

Page 20: ...obi Technologies Inc service dealer as soon as a problem exists The warranty repairs should be completed in a reasonable amount of time not to exceed 30 days If you have any questions regarding your w...

Page 21: ...des Spark Plug X ALL EMISSIONS RELATED PARTS ARE WARRANTED FOR TWO YEARS OR FOR THE PERIOD OF TIME PRIOR TO THE PARTS FIRST SCHEDULED REPLACEMENT WHICHEVER COMES FIRST THIS PRODUCT WAS MANUFACTURED WI...

Page 22: ...sit Please call 1 800 860 4050 for your nearest Ryobi Authorized Service Center You can also check our web site at www ryobitools com for a complete list of Authorized Service Centers MODEL NO AND SER...

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