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ICS 633GC Operator's Manual
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ICS 633GC Operator's Manual

Concrete cutting chainsaw
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633GC
Concrete Cutting Chainsaw
OPERATOR'S MANUAL
ICS, Blount Inc.
4909 SE International Way
Portland, OR 97222
www.icsbestway.com
© Copyright ICS 2003
P/N 70944 Dec 03

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Summary of Contents for ICS 633GC

  • Page 1 633GC Concrete Cutting Chainsaw OPERATOR’S MANUAL ICS, Blount Inc. 4909 SE International Way Portland, OR 97222 www.icsbestway.com © Copyright ICS 2003 P/N 70944 Dec 03...

  • Page 2: Table Of Contents

    633GC OPERATOR’S MANUAL TABLE OF CONTENTS SYMBOLS & LABELS SAFETY TECHNICAL SPECIFICATIONS SET-UP OPERATION MAINTENANCE TROUBLESHOOTING REFERENCE...

  • Page 3: Symbols & Labels

    633GC OPERATOR’S MANUAL SYMBOLS & LABELS THE FOLLOWING SYMBOLS & DEFINITIONS ARE FOUND THROUGHOUT THIS MANUAL AND ARE DESIGNED TO MAKE YOU AWARE OF POTENTIAL HAZARDS OR UNSAFE PRACTICES. A potentially hazardous situation exists which, if not avoided, could WARNING result in death or serious injury.

  • Page 4: Safety

    633GC OPERATOR’S MANUAL SAFETY THE FOLLOWING SYMBOL APPLIES TO ALL THE ITEMS LISTED ON THIS PAGE A potentially hazardous situation exists which, if not avoided, could WARNING result in death or serious injury. Chain breakage can result in high-speed ejection of parts, which can result in death or serious personal injury to operators or bystanders.
  • Page 5 633GC OPERATOR’S MANUAL SAFETY THE FOLLOWING SYMBOL APPLIES TO ALL ITEMS LISTED ON THIS PAGE A potentially hazardous situation exists which, if not avoided, may CAUTION result in minor or moderate injury or property damage. • Always turn a diamond chainsaw OFF when performing maintenance on the saw including chain tensioning.
  • Page 6 633GC OPERATOR’S MANUAL SAFETY THE FOLLOWING SYMBOL APPLIES TO ALL ITEMS LISTED ON THIS PAGE A potential situation exists which, if not avoided, may result in IMPORTANT product or property damage. Note: The diamond chainsaw is equipped with a two-stroke engine and must always be run using a mixture of gasoline and two-stroke engine oil.

  • Page 7: Technical Specifications

    633GC OPERATOR’S MANUAL TECHNICAL SPECIFICATIONS Engine 2 Stroke, Air cooled Displacement 101cc (6.2 cu in) Horsepower 6.5 HP (4.8kw) @ 8700 RPM Carburetor Walbro WGAK3, Throttle shaft sealed Idling Speed 2800-3200 rpm No Load Maximum Speed 11,500+/-500 rpm, Mechanically governed Ignition Selettra electronic –...

  • Page 8: Set-Up

    633GC OPERATOR’S MANUAL SET-UP BAR AND CHAIN INSTALLATION STEP 4 STEP 1 Mount the chain on the bar starting at the Disconnect chain brake arm, loosen side cover drive sprocket & continue over the bar nose. nuts and remove side cover.
  • Page 9 633GC OPERATOR’S MANUAL SET-UP BAR AND CHAIN INSTALLATION STEP 8 STEP 6 Install side cover and thread the side cover Hold the bar nose up and tension the chain. nuts on finger tight. Reattach the chain brake The chain should be tight but able to be pulled arm.

  • Page 10: Operation

    633GC OPERATOR’S MANUAL OPERATION FUEL HANDLING • FUEL MIXTURE: 4% 25:1 gasoline/oil mixture. CAUTION GASOLINE GASOLINE Gallon Fl oz Liters 2 ½ 12.8 25.6 • Use high quality, unleaded gasoline with a minimum octane rating of 90. If lower octane gasoline is used, engine temperature will increase which can result in a piston seizure and damage to the engine.
  • Page 11 633GC OPERATOR’S MANUAL OPERATION STARTING AND STOPPING A DIAMOND CHAINSAW Never start a diamond chainsaw without the bar, chain and side WARNING cover properly assembled. Otherwise, the clutch can come loose and cause personal injuries. Always move a diamond chainsaw at least 10 feet (3 m) away from CAUTION the fueling area before starting.
  • Page 12 633GC OPERATOR’S MANUAL OPERATION PRE-CUT CHECKLIST • Proper Chain Installation: The bumper should lead the segment into the cut. • Proper Chain Tension: The chain should be tight but easily pulled around the bar by hand. • Ensure all safety devices are properly mounted and functional and that all controls are in proper working order.
  • Page 13 633GC OPERATOR’S MANUAL OPERATION CUTTING WITH THE 633GC To start a cut, hold trigger on full throttle and slowly plunge the nose of the bar straight into the wall. Lengthen the cut and engage the point of the fixed Wallwalker®. Use the fixed Wallwalker® as a pivot point and pull up on the rear handle to rotate the bar into the cut.
  • Page 14 633GC OPERATOR’S MANUAL OPERATION SYSTEM CLEAN-UP • After cutting, run saw for at least 15 seconds with the water on to flush slurry and debris from chain, bar and drive sprocket. • Wash concrete slurry from saw assembly. • Avoid getting any water in the carburetor or exhaust system. If water enters exhaust port, point bar tip down and pull starter handle several times to expel water out of muffler.

  • Page 15: Maintenance

    633GC OPERATOR’S MANUAL MAINTENANCE Diamond chainsaws operate in very harsh and abusive conditions. CAUTION Daily preventative maintenance to the following basic items will significantly reduce unplanned downtime. • Fasteners • Air Filters • Starter Housing Assembly and Rope • Sprocket, Clutch and Bearing •...
  • Page 16 633GC OPERATOR’S MANUAL MAINTENANCE AIR FILTERS The air filtration system consists of a pleated cloth air filter and an IMPORTANT internal spit-back screen. Both must be kept clean for engine to operate properly. If the saw is not reaching full RPM, most likely one or both of the air filters are dirty.
  • Page 17 633GC OPERATOR’S MANUAL MAINTENANCE STARTER HOUSING ASSEMBLY It is common for concrete slurry to get inside the starter housing IMPORTANT assembly during cutting. This can cause the starter pawls to stick and not engage when the rope is pulled. •...
  • Page 18 633GC OPERATOR’S MANUAL MAINTENANCE Starter Housing Assembly • To reattach the starter housing, first pull the starter cord out, then hold the starter housing against the crankcase (Figure 6). Slowly release the starter cord to enable the pulley to fit between the pawls.
  • Page 19 633GC OPERATOR’S MANUAL MAINTENANCE DRIVE SPROCKET The drive sprocket (rim sprocket) is a wear item and should be IMPORTANT replaced with every new chain. The needle bearing inside the splined adapter should be greased IMPORTANT after every use and should be replaced with every new rim sprocket.
  • Page 20 633GC OPERATOR’S MANUAL MAINTENANCE Drive Sprocket Installation • Assemble the rim sprocket onto the splined adapter, either direction. • Slide thin metal washer onto drive shaft, slide new needle bearing onto shaft and slide new clutch cup assembly onto bearing (Figure 10).
  • Page 21 633GC OPERATOR’S MANUAL MAINTENANCE CARBURETOR • The function of the carburetor is to mix fuel with air. The mixture is adjustable but because the saw has to comply with modern emission standards, both the Low speed jet, L, and the High speed jet, H, are limited in travel.
  • Page 22 633GC OPERATOR’S MANUAL MAINTENANCE BARS • The guide bar is designed to be used on both sides. If the cut is consistently leading to one side, turn bar over to expose a new set of rails. • A table mounted belt grinder can be used to square up the rails of a worn bar. A badly worn bar can quickly damage an expensive chain.
  • Page 23 633GC OPERATOR’S MANUAL MAINTENANCE After Every Use …. After 10 hours …. 1. Rinse saw, bar & chain with 1. Remove the starter cover and water. lubricate the starter recoil spring. Clean the fins and the starter pawls 2. Check for loose fasteners.

  • Page 24: Troubleshooting

    633GC OPERATOR’S MANUAL TROUBLESHOOTING • SAW WON’T REACH FULL RPM - Air filter or spit-back screen is dirty. Clean per page 16. • SLOW CHAIN SPEED – Chain tension too tight. Chain should always be able to be pulled around the bar by hand.

  • Page 25: Reference

    633GC OPERATOR’S MANUAL REFERENCE APPROXIMATE CUTTING RATES Material Cutting Rate Hard aggregate & Steel 15-25 sq-in/min (90-160 sq-cm/min) Medium aggregates 20-30 sq-in/min (160-190 sq-cm/min) Masonry, Soft aggregates 30-50 sq-in/min (190-320 sq-cm/min) INCH-FOOT DEFINITION An in-ft is a measure of how much material is to be cut.
  • Page 26 633GC OPERATOR’S MANUAL...