Shindaiwa 78702 Owner'S/Operator'S Manual Download Page 13

Page: 13 / 16

ADDITIONAL PROBLEMS

Symptom

Possible Cause

Remedy

Troubleshooting Guide

Engine idle too high.

Broken clutch spring or worn clutch

spring boss.

Warped or damaged attachment.

Loose gearcase.

Chain rotates at idle

speed.

Excessive vibration.

Chain will not rotate.

Adjust idle. Check Specifi cations page for correct idle

speed.
Replace spring/shoes as required, check idle speed.

Inspect and replace attachment as

required.
Tighten gearcase securely.

Bent main shaft/worn or damaged bushings.

Shaft not installed in powerhead or gearcase.

Broken shaft.
Damaged gearcase.

Inspect and replace as necessary.

Inspect and reinstall as required.

Consult with an authorized Shindaiwa servicing

dealer.

Consult with an authorized servicing dealer.

Excessive vibration.

Chain rotates at idle speed.

Broken clutch spring or worn clutch spring boss

Warped or damaged sprocket, chain, or bar.

Bent crankshaft.

Replace spring/shoes as required, check idle

speed. Set idle: 2,750(±250) min

-1

Inspect and replace chain components as required.

Engine idle too high.

Summary of Contents for 78702

Page 1: ... Minimize the risk of injury to yourself and others Read this manual and familiarize yourself with the contents Always wear eye and hearing protection when operating this unit WARNING MULTIPURPOSE POLE PRUNER TOOL 78702 X7502880702 10 10 ...

Page 2: ...nder most conditions and are not intended to replace any safety rules and or laws that may be in force in your area If you have questions regarding your power tool or if you do not under stand something in this manual your Shindaiwa dealer will be glad to assist you You may also contact Shindaiwa at the address printed on the back of this manual NOTE For specific maintenance and safety information...

Page 3: ...he pruner see for adjustment procedures Never attempt chain adjustment with the engine running Always make sure the cutting at tachment is properly installed and firmly tightened before operation Never use a cracked or warped guide bar replace it with a service able one and make sure it fits properly WARNING If a saw blade should bind fast in a cut shut off the engine immedi ately Push the branch ...

Page 4: ...uce the risk of head injuries during operation of this machine Always wear eye and hearing protection Shindaiwa recommends wearing a face shield as additional face and eye protection Wear sturdy footwear with nonslip soles to provide good footing Steel toed safety boots are recommended Never operate this product barefoot Keep a proper footing and do not overreach main tain your balance at all time...

Page 5: ...afety device built into the pruner You must take several steps to keep your jobs free from accident or injury 1 Understand kickback and pinch ing You can reduce or eliminate the element of surprise Sudden surprises contributes to accidents Kickback and Pinching Safety Precautions 2 Keep a firm grip on the pole pruner with both hands whenever the en gine is running A firm grip will help you reduce ...

Page 6: ...the open ends of the tubes clean and free of Debris 2 Slip off the protective cover from the end of the tool and loosen the coupler screw knob D 3 Insert the tool assembly into the coupler E with the tool decal facing up until the line of the decal is flush with the end of the coupler Twist the tool back and forth until you are sure it snaps in place by the coupler latch F 4 When the two tube halv...

Page 7: ... guide bar chain tensioning pin and cutting head assembly 2 Place the guide bar C over the guide bar adjustment stud D on the cutting head assembly Align the chain tensioning pin E with the hole in the guide bar 3 Install the chain loop over the drive links within the guide bar groove and then align the chain over the drive sprocket Make sure the cutters are properly oriented as shown If the chain...

Page 8: ...while turning the chain tensioning screw B clockwise to tighten the chain counter clockwise to loosen the chain 4 Pull the chain by hand along the top of the guide bar several times from the engine to the bar s tip The chain should feel snug but still pull freely 5 Tighten the sprocket cover nut securely while lifting the tip of the guide bar 6 Inspect the chain for the correct adjustment more fre...

Page 9: ...t the engine Put on the strap Never stand directly underneath the branch you are cutting be aware of falling branches Note that a branch may spring back at you after it hits the ground Cutting Sequence To allow branches to fall freely always cut the bottom branches first Prune heavy branches large in diameter in several controllable pieces Working Position Hold the control handle with your right h...

Page 10: ...for damage or incorrect adjustment Daily Maintenance WARNING The saw chain is very sharp Wear gloves to protect your hands when working with or around the saw chain Check for loose or missing screws or components Make sure the cutting attachment is clean free of debris and securely fastened Check the entire machine for leaking fuel or grease Make sure that nuts bolts and screws except carburetor a...

Page 11: ...ams into the grease fitting D until you see old grease being purged from the gearcase which can be seen in the outer tube cavity Clean up excess grease then reassemble the gearcase onto the outer tube Sharpening the Chain When the cutting edges of the blade become dull they can be re sharpened with a few strokes of a file In order to keep the blade in balance all cutting edges must be sharpened eq...

Page 12: ...f the file s diameter is always held above the cutter s top plate 2 After all cutters are sharpened use a depth gauge joiner A to measure the height of each depth gauge 3 As required lower the depth gauges to a height of 0 025 inch Use a flat file 4 After all depth gauges have been adjusted use a flat file to round each depth gauge leading edge to its original curvature and angle NOTE For consiste...

Page 13: ...Chain will not rotate Adjust idle Check Specifications page for correct idle speed Replace spring shoes as required check idle speed Inspect and replace attachment as required Tighten gearcase securely Bent main shaft worn or damaged bushings Shaft not installed in powerhead or gearcase Broken shaft Damaged gearcase Inspect and replace as necessary Inspect and reinstall as required Consult with an...

Page 14: ...14 NOTES ...

Page 15: ...15 NOTES ...

Page 16: ...e on WWW SHINDAIWA COM When presenting your unit for Warranty service repairs proof of purchase is required Consumer Product Support If you require assistance or have questions concerning the application operation or maintenance of this product you may call the Shindaiwa Consumer Product Support Department at 1 877 986 7783 from 8 30 am to 4 30 pm Central Standard Time Monday through Friday Before...

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