Sears 358.356090-3.7/20" Operator's Manual

Sears 358.356090-3.7/20" Operator's Manual

3.7/20" and 3.7/18"ps gasoline chainsaw

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operator's
manual
Assembly
Maintenance
Repair Parts
MODEL
NO,
'_
358.356090-3.7/20"
358.356100-3.7/18"PS
i
....................
ii
Sears,
Roebuck
and
Co.,
Chicago,
IlL 60684
U.S,A.
66371-1-12084-2-17884
PRINTED IN U. S. A.

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Summary of Contents for Sears 358.356090-3.7/20"

  • Page 1 Assembly Maintenance Repair Parts MODEL 358.356090-3.7/20" 358.356100-3.7/18"PS Sears, Roebuck 66371-1-12084-2-17884 Co., Chicago, IlL 60684 U.S,A. PRINTED IN U. S. A.
  • Page 2: Table Of Contents

    If this chain saw is Used for Commercial or rental purposes, this warranty applies for only 30 days from date of purchase. WARRANTY SERVICE IS AVAILABLE BY RETURNING THE CHAIN SAW TO THE NEAREST SEARS SERVICE CENTER IN THE UNITED STATES.
  • Page 3 SAFETY RULESAND Because a chain saw is a high-speed wood-cutting must be observed to reduce the risk of personal accidents. Careless or improper use may cause serious injury. KNOW YOUR 1 Read your Owner's Manual carefully until you completely understand safety rules and operating instructions before attempting to operate the unit.
  • Page 4 This phenomenon numbness and burning sensations and may cause nerve and circulation damage and tissue necrosis. An anti-vibration system designed to reduce engine vibration is available on many Sears models and is recommended An anti-vibration system does not guarantee the avoidance of Whitefinger disease, Continual and regular users should monitor closely their use of chain saws and physical condition.
  • Page 5 Muffler and spark arres- tor maintenance is found on page 19. CARTON After you unpack the carton: 1. Check the contents 2. Examine 3. Notify your Sears Store immediately is missing KEY NO. CARTON Guide Bar 8 oz. can, 2-Cycle Engine Oil Loose...
  • Page 6 PREPARING YOUR SAW FOR USE GEEING READY 1. READ YOUR 0PERATOWS CAREFULLY'" .._ ..Y our Operators; Manual has been developed to help you,prepare your saw for use and to under- • Stand its safe operation. It is;important that you read your manual completely to become familiar with the unitbeforeyou begin assembly.
  • Page 7 ATTACHING _ICAUTION:!Wear protective dling or operating your saw. The chain is sharp and can cut you even when it isnot moving! • Your saw is equipped with a Lo-Kick ® Guide Bar and a Guard Link Chain designed to help reduce kickback.
  • Page 8 CHAIN TENSION • COrrect chain tension is very important: loose chain will wear the bar and itself, loose chain can jump you are cutting. tight chain can damage break, • Chain tension is correct when the chain: --can be lifted about 1/8" from the Guide Bar at a point near the middle of the bar, and •--will move freely around the bar.
  • Page 9 • Use Sears Bar and Chain Lubricant #71-36554 or clean SAE 30W oil. In freezing weather oil will thicken, making it necessary to thin bar and chain oil with a small amount of Diesel Fuel #1 or Kerosene.
  • Page 10 USING YOUR CONTROL DEVICES Understanding the control devices is an important part of learning and safely operate the unit. Figure 1: The ignition Switch is a!oggte is moved up for the "Start" ed down for the' "Stop" i_osition. 2. The two-position Choke saw by controlling...
  • Page 11 CONTROLLING KICKBACK Kickback isa dangerous reaction thatcancause serious personal injury. Carefully study this man- ual before you make the first cut with your new saw. "Youmust understand what causes kickback, .how you can reduce the chance of kickback, and how :you can remain in the best control of the saw if kickback does occur.
  • Page 12: Using The Power Sharp® System

    USING THE POWER SHARP®SYSTEM • Model 358.356100 is equipped with a Power Sharp ® :System that will perform approximately sharpening necessary for the saw chain. The Power Sharp® System uses a built-in grinding stone to shar- pen the cutter top plates and set depth gauges. As : the built-in sharpener is used, the cutter side plates .gradually will be altered.
  • Page 13 HAND FILING Sharpen the side ptates by hand after every 3rd to 5th time the Power Sharp® System items Required: Gloves flat file 5/32" file vise file holder NOTE: If abrasive materials such as rocks, nails, sand or dirt are contacted by the chain, the side plates should be checked...
  • Page 14: Types Of Cutting

    TYPES OF CUTTING BASIC CUTTING 1. IMPORTANT POINTS. •a. Cut wood only. Do not cut metal, plastics, masonry, non-wood, building materials;etc. b. Stop the saw if the chain strikes a foreign object. Inspect the unit and repair or replace parts as necessary. c.
  • Page 15 FELLING SMALL TREES 6" IN DIAMETER a. If you knowthe direction offall: 1.) Make a single felling cut on the side away from the direction of fall. 2.) Cut all the way through. 3.) Stop the saw, put it down, and get away quickly on your planned retreat path.
  • Page 16: C. Bucking

    BUCKING Bucking is the term used for.cutting a fallen tree to the desired log size. 1. IMPORTANT POINTS a. Cut only one log at a time. b. Cut shattered pieces of wood could be flung toward the operator. c. Use a sawhorse to cut small logs. Never allow another person to hold the log while cut- ting and never hold the log with your leg or foot.
  • Page 17 5. BUCKING w USING A STAND (Figure 35): In areaA: 1.) Undercut 1/3 of the way through the log. 2.) Finish with an overcut. In area B: b÷ 1.) Overcut 1/3 of theway through the log. 2,) Finish with an undercut. DEBRANCHING ANDPRUNING •...
  • Page 18 All chain saw service, repair, adjustments maintenance not described in this manual should be performed by your Sears Service Center. [CAUTION:i Wear protective gloves when han- dling a. SHARPENING 358.356090 358.356100, see page 12)
  • Page 19 2.GUIDE BAR MAINTENANCE • Conditions which can require guide bar maintenance: --saw cuts to one side --saw has to be forced through a cut --inadequate supply chain. • Check the condition of the guide bar each r time the chain is sharpened. A worn guide bar will damage ting more difficult.
  • Page 20 If spring pops out, it will require considerable reinstall. For this reason, you maywant _your Sears Service Center handle this repair. If you do try to repair the starter rope and the recoil spring pops out, take Sears Service Center.
  • Page 21 5. Remove the pulley screw in the center of the ... pulley. Figure 6. Lift the pulley carefully while gently twisting counterclockwise _ old rope. 7. Move away from the fuel tank and burn the end of the new rope to go into the pulley. 8.
  • Page 22 3. Remove the fan housing. Use a 9!16" socket wrench on the flywheel to keep the crankshaft Figure54. NOTE: Place the socket shown in Figure 54. 5. Remove the clutch with a 314,. socket or end wrench in a clockwise direction:.
  • Page 23: F. Air Filter

    4, IDLE SPEED ADJUSTMENT--II a. Allow engine to idle. b. Adjust if the chain is turning IdleSpeed Screw counterclockwise c. Squeeze throttlei:trigger; should accelerate without NOTE: tt may be necessary low speed mixture setting speed has been reduced by repeating "Low Speed Mixture Adjustment"...
  • Page 24: H. Storage

    STORAGE When your ,saw is to be stored for over 30 days always: Drain fuel tank in asafe tant Points, page9.) Start Engine and allow speed until the engine stops, NOTE: This will remove most of the fuel from the fuel system. [CAUTION:]Wear-- protective gloves when han- dling thechain.
  • Page 25 19. 4. See Carburetor Adjustments, page 22. 1. Fill oil tank, page9. 2. Contact Sears Service Center. 3: Remove barand clean, page 19. 1. See Carburetor Adjustments, page22. 2. Contact Sears Service Center. 1. See Chain Tension, page8.
  • Page 26 MAINTENANCE Complete machine Throttle trigger, safety throttle Ioc4k, s top switch Filter in fuel tank _ ... RepJace f#__ ... Fuel tank Chain oil tank Chain lubrication Saw chain Guide bar Chain sprocket Air filter Cooling inlets Cylinderfins Carburetor Spark plug All accessible screws and nuts (not adjusting screws) Vibra_on mounts...
  • Page 27 •NOTES...
  • Page 28 SEARS CHAIN SAW PARTS LIST MODELS 358.356090 358.356100 3.7/20" 3.7/18" PS Figure I _--2 _-31 46 50 51...
  • Page 29 SEARS CHAINSAWPARTS MODELS Part No. Qty. 39095 Flywheel (incl. # 2) 23817 Spring - Starter Dog Screw- Muffler STD522525 15434 Screw - Spur 24476 Spur Washer- 1626 1722 Flywheel 15123 Washer- Retainer STD600603 Screw Disc Mounting 30054 Sealant Crankcase 42053...
  • Page 30 SEARS MODELS CHAIN:SAW PARTS LIST 358.356090 358.356100 3.7/20" 3.7/18"PS Figure 38-- 5._-_ /7" 11_i MODEL 358.356100 3.7/18"PS (only) CARBURETOR ASSEMBLY PART NO. 35094 8--_. 15_h_, +, _ "+J'_/_ ... +] ++_.o_+_ 27 _'_"17_-- ' 12-_,_ +-19 13--_ °-20...
  • Page 31 SEARS MODELS! Description Pad No. Qty. Key No. Choke Rod 25919 Screw - Choke Bracket STD511003 10347 Bracket 19107 Seal - Carburetor 24229 Adaptor CarburetorfCylinder 19101 Gasket Screw - Brace to 15194 Rear Handle Brace- 11965 Wire - Choke 24383...
  • Page 32 MODELS 1 #36 ,5/._ SEARS CHAIN SAW PARTS LIST 358.356090 3.7/20" Figure MODEL 358.356100 3,7/18"PS (only) 358.356100 3.7/18"PS CHAIN REPAIR • 58...
  • Page 33 Oil Line Pick-Up Assembly (Incl. #29, 35 and 36) 24676 Weight 21031 Oil Line 2464 Sleeve - 118 Tubing 24691 Filter-Oil 24345 Diaphragm SEARS CHAINSAW PARTS LIST 358.356090 3.7/20" Figure 3 Description Key No. STD510810 Clutch Ass'y. STD600603 STD522510 Oiler...
  • Page 34 NOTES ¸¸...
  • Page 35 Clean the air filter frequently whichever is less. Clean igniton; cooling and exhaust systems at least once for each 25-30 hours of operation. Take the saw to your Sears Service Center for full clutch inspection after each 100 hours of operation. Drain_fue/tank in a safe manner after each use.
  • Page 36 Serial Number. Always mention the Model Number when requesting vice or repair parts for your Chain Saw. All parts listed herein may be ordered from any Sears and most Sears Stores. WHEN ORDERING REPAIR FOLLOWING...

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