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For technical questions, please call 1-800-444-3353.

SKU 66908 / 66909

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Summary of Contents for 66908

Page 1: ...efore using this product Failure to do so can result in serious injury Save this manual Copyright 2009 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained he...

Page 2: ...echniques 14 Maintenance And Servicing 17 Cleaning Maintenance and Lubrication 17 Cleaning Maintenance and Lubrication Schedule 21 Storage 22 Troubleshooting 22 Parts List for sku 66908 16 37cc Gas Ch...

Page 3: ...ith the safety alert symbol indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE is used to address practices not related to personal injury CAUTION wit...

Page 4: ...inger off the switch the guide bar and saw chain to the rear Maintain Chain Saw With Care 10 Keep tools sharp and clean for better a and safer performance Follow instructions for lubricating b and cha...

Page 5: ...ip with thumbs and fingers encircling the chain saw handles Do not over reach b Keep proper footing and balance at c all times Don t let the nose of the guide bar d contact a log branch ground or othe...

Page 6: ...state or federal codes and regulations Store oil rags in a bottom ventilated covered metal container Keep hands and feet away from 28 moving parts Do not reach over or across equipment while operating...

Page 7: ...temporary or permanent physical injury particularly to the hands arms and shoulders To reduce the risk of vibration related injury Anyone using vibrating tools regularly 1 or for an extended period sh...

Page 8: ...ranted for standards set by the U S Environmental Protection Agency For warranty information refer to the last pages of this manual SKU 66909 18 45cc Engine Type 2 Stroke air cooled Rating 2 4 horsepo...

Page 9: ...Page 9 For technical questions please call 1 800 444 3353 SKU 66908 66909 This page intentionally left blank...

Page 10: ...hain Access to Spark Plug Air Filter Access to Spark Plug Air Filter Front Loop Handle Front Loop Handle Choke Starter Cord Starter Cord Throttle Trigger Rear Handle Fuel Cap Bucking Spike Chain Brake...

Page 11: ...Operating Instructions Read the entire Important Safety Information section at the beginning of this manual including all text under subheadings therein before set up or use of this product Tool Set...

Page 12: ...ide Bar Repeat the above adjusting steps if needed to achieve the correct tension Adding and or Changing Chain Oil Check the Chain Bar Oil level before each use of the Chain Saw and refill as needed T...

Page 13: ...necessary See Tool Set Up Be ready to cut before starting the 3 Chain Saw Stand in front of the wood to be cut with your feet firmly in place Locate the Power Switch so you 4 will know how to turn of...

Page 14: ...se a timberjack not included to avoid grabbing and throw back When finished cutting release the 5 Throttle Trigger and Throttle Lockout and turn off the Power Switch Wait for the Saw to come to a 6 co...

Page 15: ...ing back cut make the felling back cut at least 2 inches higher than the horizontal notching cut Keep the felling back cut parallel to the horizontal notching cut Make the felling back cut so enough w...

Page 16: ...raised and supported by the use of limbs logs chocks or a timberjack Figure 8 10 To Overbuck is when the log is supported along its entire length and is cut from the top Allow the Saw to pull forward...

Page 17: ...ment If abnormal noise or vibration occurs have the problem corrected before further use Cleaning Maintenance and Lubrication BEFORE EACH USE 1 inspect the general condition of the tool Check for loos...

Page 18: ...ce a ruler along the surface of the Guide Bar and Saw Chain If there is a gap the bar is normal I Ruler Bent Guide Bar Tilting Saw Chain Figure 13 f the ruler is flush with the Guide Bar and Saw Chain...

Page 19: ...sh the Guide Bar toward the 6 Sprocket to further loosen the Saw Chain Remove the Saw Chain from the 7 Sprocket then the Guide Bar Note Always check the condition of the Sprocket when replacing the ch...

Page 20: ...e 1 Knob holding the cover in place and remove the cover Disconnect the spark plug wire from 2 the end of the plug Clean out debris from around the spark plug Using a spark plug wrench remove 3 the sp...

Page 21: ...ll differ depending on factors such as duty cycle temperature air quality fuel quality and other factors If you have doubts about your ability to safely service this tool have a qualified technician s...

Page 22: ...spark plug 4 broken Incorrect spark timing or faulty 5 ignition system Ignition spark Related Connect spark plug wire properly 1 Clean spark plug 2 Correct spark plug gap 3 Replace spark plug wire and...

Page 23: ...r clogged 4 carburetor Clogged fuel filter 5 Fill fuel tank with fresh 90 octane 1 unleaded gasoline in 40 1 mixture with 2 stroke engine oil Test replace fuel tank cap 2 Properly adjust idle speed 3...

Page 24: ...47 Cooling Air Mask 1 48 Fuel Tube 1 49 Fuel Tube Base 1 50 Weight Block 1 51 Fuel Filter Components 1 52 Base Spring 1 Part Description Qty 53 Fuel Cap Retainer 2 54 Fuel Cap O Ring 1 55 Fuel Cap 1 5...

Page 25: ...ake 1 127 Nut M5 1 128 Brake Torsion Rod Spring 1 129 Front Guard 1 130 Front Guard Tube 1 131 Screw M5 x 40 1 Part Description Qty 132 Heavy Block Tube 1 133 Heavy Block 1 134 Heavy Block Torsion Rod...

Page 26: ...Page 26 For technical questions please call 1 800 444 3353 SKU 66908 66909 ASSEMBLY DIAGRAM sku 66908 16 37cc Chain saw...

Page 27: ...Page 27 For technical questions please call 1 800 444 3353 SKU 66908 66909 This page intentionally left blank REV 09j...

Page 28: ...50 Backing Board 1 51 Air Intake Tube Support 1 52 Air Intake Tube Support Gasket 1 Part Description Qty 53 Air Intake Flange 1 54 Carburetor 1 55 Accelerator Rod 1 56 Air Intake 1 57 Air Intake Cush...

Page 29: ...x25 1 134 Balancer Cover 1 135 Filter 1 136 Balancer Rubber 1 137 Balancer Body 1 138 Fuel Tube 1 139 Fuel Tube Base 1 140 Fuel Filter Components 1 141 Tightener 1 142 Tightening Screw 1 143 Tightenin...

Page 30: ...Page 30 For technical questions please call 1 800 444 3353 SKU 66908 66909 ASSEMBLY DIAGRAM sku 66909 18 45cc Chain saw...

Page 31: ...Page 31 For technical questions please call 1 800 444 3353 SKU 66908 66909 ASSEMBLY DIAGRAM sku 66909 18 45cc Chain saw...

Page 32: ...Page 32 For technical questions please call 1 800 444 3353 SKU 66908 66909 ASSEMBLY DIAGRAM sku 66909 18 45cc Chain saw...

Page 33: ...Page 33 For technical questions please call 1 800 444 3353 SKU 66908 66909 This page intentionally left blank REV 09j...

Page 34: ...pproved modifications You are responsible for shipping your engine to a HFT warranty station as soon as a problem exists Contact the HFT Customer Service department at the number below to make shippin...

Page 35: ...rmance may be used in performance of maintenance or repairs The owner is responsible for commissioning a qualified technician mechanic to perform all required maintenance as outlined in the Inspection...

Page 36: ...manual as a reference tool only Neither the manufacturer or distributor makes any representation or warranty of any kind to the buyer that he or she is qualified to make any repairs to the product or...

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