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SAINT-GOBAIN Norton Clipper GC55 Owner's Manual

Multiple application concrete saw
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OWNERS
MANUAL
Multiple Application Concrete Saw
MODEL:
GC55 and GC25E
FORM <<GC55-GC25E rev 7/2017

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Summary of Contents for SAINT-GOBAIN Norton Clipper GC55

  • Page 1 OWNERS MANUAL Multiple Application Concrete Saw MODEL: GC55 and GC25E FORM <<GC55-GC25E rev 7/2017...
  • Page 2 Discount-Equipment.com is your online resource for quality parts & equipment. Florida: 561-964-4949 Outside Florida TOLL FREE: 877-690-3101 Need parts? Click on this link: http://www.discount-equipment.com/category/5443-parts/ choose one of the options to help get the right parts and equipment you are looking for.
  • Page 3 Table Of Contents CONTENTS PAGE I. Preparation A. Safety Precautions B. Assembly C. GC55 and GC25E Series Concrete Saw Specifications D. Engine GC55 Models Pointer Alignment E. Electrical Connections GC25E 11-12 Generator Wiring Diagram GC25E Pointer Alignment II. Operation A. Installing The Blade 12-13 B.
  • Page 4 I. PREPARATION A. Safety Precautions Important! The following safety precautions must always be observed. Hazard Symbols Fuel (gasoline) is extremely flammable and its vapors can explode if ignited. Store gasoline only in approved containers, in well-ventilated, unoccupied approved areas, and away from sparks or flames.
  • Page 5 Dust and Silica Warning Grinding/cutting/drilling of masonry, concrete, metal and other materials can generate dust, mists and fumes containing chemicals known to cause serious or fatal injury or illness, such as respiratory disease, cancer, birth defects or other reproductive harm. If you are unfamiliar with the risks associated with the particular process and/or material being cut or the composition of the tool being used, review the material safety data sheet and/or consult your employer, the material manufacturer/supplier, governmental...
  • Page 6 1. Before mounting any blade on the saw, the blade should be inspected for any damage which might have occurred during shipment, handling or previous use. 2. The blade collars and arbors should be cleaned and examined for damage before mounting the blade. 3.
  • Page 7 GC55 and diamond blade, electrical extension cord, and power supply for the GC25E. Inspect the saw for shipping damage. If any damage is found, contact the shipper immediately and file a freight claim. Saint-Gobain Abrasives, Inc. is not responsible for any freight-related damages.
  • Page 8 C. GC55 and GC25E Series Concrete Saw Specifications Dimensions/Weight GC55 GC25E Length (Working) 42-23/32” (1,090mm) 42-23/32” (1,090mm) Length (Transport) 32” (813mm) 32: (813mm) Width 18-1/8" (460mm) 18-1/8" (460mm) Height 42-23/32” (1,090mm) 42-23/32” (1,090mm) Frame Width 18-1/8” (460mm) 18-1/8” (460mm) Pointer Length 8-7/32”...
  • Page 9 The GC55 and GC25E concrete saws were designed from the ground up to be a High Performance Multiple Application saw. The GC55 and GC25E are capable of cutting Green Concrete (Early Entry), Cured Concrete, Asphalt, and Decorative Concrete. Being able to cut more than just green gives the GC55 and GC25E many advantages over the competitor’s machines such as a lower investment for our customer.
  • Page 10 D. Engine GC55 Models Prior to attempting to operate the engine, read the information contained in the engine owner's manual. An engine owner’s manual is supplied with every gasoline powered concrete saw. 1. Check Oil: Add oil if low. Refer to the engine owner's manual for the recommended SAE viscosity grades.
  • Page 11 E. Electrical Connections GC25E Important-Before connecting the motor leads to the power supply be sure that the voltage, cycles and phase shown on the nameplate of the motor correspond to the available power supply. Voltage Selection for the GC25E 3 HP motor is single phase saw motor which has a dual voltage capability.
  • Page 12 Wiring Diagram GC25E Only Thermal Reset: If the thermal reset engages this is a sign that the motor is over heating. Continued over heating will damage the motor. The thermal reset will reset itself once the motor is cooled. Do not force the thermal reset as it will damage the reset and motor.
  • Page 13 4. Clean off any foreign particles on the clamping surfaces of both collars and on the mounting surface of the blade. 4. Position the blade beneath the cutting head and slide the blade into the blade guard (slide the blade under the blade guard at an angle will simplify the installation process).
  • Page 14 GC55: Follow the instructions for starting the engine found in the Engine manual. Verify that the emergency stop switch is in the up position Turn Engine On/Off Switch to the on position iii. Turn the Fuel Control to the On position Engage Choke as necessary Pull start rope.
  • Page 15 E. Green Concrete Cutting The new Norton Clipper GC55 and GC25E are much more than a green concrete saw or as it is some times called an early entry saw. The GC55 and GC25E were designed from the ground up to be a High Performance Multiple Application saw.
  • Page 16 change in size creates internal stress in the concrete which will develop into cracks. Joints also known as Crack Control Joints and or Expansion Joints are normally cut into the concrete in order to relieve the internal stress and to create an area where a controlled crack will occur.
  • Page 17 a) Anchor Slot Core Technology that reduces vibrations in the blade. Excessive vibrations will cause the blade to flutter or bend from side to side which will damage the concrete surface and cause the blade to wear out prematurely. b) Thicker core that resist flexing and bending. Thin core blades bend due to excessive pressure during cutting and from over heating.
  • Page 18 4. Check concrete surface for flatness. 5. Replace the blade with a new blade of the same specification. 6. Replace blade with the correct specification. Cut Appearance Previously Fine But Now Constantly Spalling or Chipping On One Side Of The Cut: 1.
  • Page 19 Check the engine oil level before each use when the engine is cool and the engine is level. Add oil if the level is low. The oil level should be within the operating range (See the engine owner’s manual for details). Only use a high-detergent, premium quality motor oil certified to meet or exceed U.S.
  • Page 20 Dry Cutting Engine Maintenance  When operating the engine in dry cutting or dusty environments the following is required:  Engine oil changed more often.  Every 50 hours (or more often if conditions require) clean all of the engine cooling fins.
  • Page 21 5. The two most common causes of misalignment are shown in the Figure 1 and Figure 2 to the right. a). The engine drive shaft and the blade shaft are not parallel. b). The pulleys are not located properly on the shafts. 6.
  • Page 22 system consist of two Brushes located in front of the Front Wheels and a large Squeegee Assembly located under the machine and in front of the rear wheels. When this system is properly adjusted the front wheel Brushes, and the Rear Wheel Squeegee System will barely touch the work surface.
  • Page 23 IV. PARTS LIST SECTION A. Ordering Information 1. List model number and serial number of machine. UPC number 2. Provide the , part number, and description of part. 3. Wherever alternate parts are shown due to product improvement, inspect the part you have and provide additional description as necessary.
  • Page 24 Blade Guard Assembly GC55 and GC25E Item Part No UPC No. Description Qty Type Notes 241001 70184644991 GUARD BLADE GC55/GC25E 241002 70184644990 BLADE SHAFT VENT COVER 27539 70184600585 WASHER M6 DIN125 FLAT 235048 70184646030 SCR M6 X 16 1.0 DIN933 300566 70184624394 SCR M6 X 12 1.0 DIN933 235136...
  • Page 25 Cutting Head Assembly GC55 and GC25E Item Part No UPC No. Description Qty Type Notes 241005 70184644256 BEARING CUTTING HEAD SUB ASSY – SEE PAGE 23 FOR PARTS 241006 70184644849 PULLEY IDLER TENSION ADJUSTER 241007 70184644850 SPACER INDLER GC55/GC25E 241008 70184644851 PULLEY IDLER ASSEMBLY GC55/GC25E 241009 70184647183 ZERK FITTING M6...
  • Page 26 Blade Shaft Assembly GC55 and GC25E Item Part No UPC No. Description Qty Type Notes 241015 70184647053 CUTTING HEAD ASSEMBLY GC55/GC25E 241016 70184640688 BLADE SHAFT GC55/GC25E 241017 70184643671 BEARING COVER BLADE SHAFT GC55/GC25E 212142 70184650408 BEARING RADIAL 6204-RS 241018 70184642838 RETAINING RING E-STYLE 19mm X 1.8mm DIN6799...
  • Page 27 Depth Control Assembly GC55 and GC25E Item Part No UPC No. Description Qty Type Notes 241090 70184644977 DEPTH TUBE GC55/GC25E Call Customer Service 241019 FIT GREASE ZERK M6 X 1.0 241020 70184644464 SCR DEPTH CONTROL GC55/GC25E 241021 70184644978 DEPTH CONTROL MOUNT GC55/GC25E 241022 70184644466 SPACER HAND WHEEL GC55/GC25E 241023...
  • Page 28 Engine Assembly GC55 Only Item Part No UPC No. Description Qty Type Notes 216264 70184649829 ENG 5.5HP HONDA GX160UT2QC9 Call Customer Service 241033 SCR M5 X 12 0.8 FLAT HEAD SOCKET CAP 231034 70184641374 SCR 5/16"-24 UNF X 3/4" C'SINK SOCKET HEAD 241035 70184693631 OIL DRAIN HOSE ASSY 5.5HP HONDA 241036...
  • Page 29 Motor Assembly GC25E Item Part No UPC No. Description Type Notes 70184647149 MOT 2.5HP 115-230v/60/1 GC25E 241112 COMPLETE MOTOR (ITEMS 2 to 21) Call Customer COVER FAN GC25E 241113 Service Call Customer GASKET RUN CAPACITOR COVER GC25E 241114 Service Call Customer COVER RUN CAPACITOR GC25E 241115 Service...
  • Page 30 Frame Assembly GC55 Only Item Part No UPC No. Description Qty Type Notes 241038 70184602100 FRAME GC55 Call Customer Service 241039 70184644992 REAR POINTER GC55/GC25E 241040 SCR M8 X 65 1.25 DIN931 HEX HEAD CAP Call Customer Service 232110 70184600562 WASHER M8 DIN125 FLAT 235104 70184600873 WASHER M4 DIN125 FLAT 241041...
  • Page 31 Frame Assembly GC25E Only Item Part No UPC No. Description Qty Type Notes Call Customer Service FRAME GC25E 241101 232108 70184600560 SCR M8 X 65 1.25 DIN931 HEX HEAD CAP 70184644992 REAR POINTER GC55 241039 70184600562 WASHER M8 DIN125 FLAT 232110 70184600873 WASHER M4 DIN125 FLAT 235104...
  • Page 32 Front Pointer Assembly GC55 and GC25E Item Part No UPC No. Description Qty Type Notes 241085 70184640686 POINTER WELDMENT GC55/GC25E 241086 70184640776 WHEEL 75X28X8mm 241087 70184640777 FRONT POINTER ROD GC55/GC25E 232110 70184600562 WASHER M8 DIN125 FLAT 241041 70184640778 NUT M8 1.25 LOCK DIN985...
  • Page 33 29 28 Main Assembly GC55 Only...
  • Page 34 Main Assembly GC55 Only Item Part No UPC No. Description Qty Type Notes -NA- Call Customer Service SEE FRAME ASSY GC55 PAGE 30 241052 70184640274 HANDLE BAR GC55 -NA- ENGINE ASSEMBLY GC55 SEE PAGE 28 Call Customer Service 27539 70184600585 WASHER M6 DIN125 FLAT 232110 70184600562 WASHER M8 DIN125 FLAT 241011...
  • Page 35 Main Assembly GC55 Only Item Part No UPC No. Description Qty Type Notes 241027 70184640684 SCR M5 X 10 0.8 DIN916 CUP POINT SET 241071 70184640683 PULLEY 56.5MM D X 3/4B 6G J SECTION 241072 70184640685 BELT 350J6 - J SECTION 6 GROOVE -NA- SEE FRONT POINT ASSEMBLY PAGE 32 Call Customer Service...
  • Page 36 Main Assembly GC25E Only Item Part No UPC No. Description Type Notes Call Customer Service SEE FRAME ASSEMBLY GC25E PAGE 31 -NA- 70184640274 HANDLE BAR GC55 241052 Call Customer Service SEE MOTOR ASSEMBLY GC25E PAGE 29 -NA- 70184600585 WASHER M6 DIN125 FLAT 27539 70184600562 WASHER M8 DIN125 FLAT...
  • Page 37 Item Part No UPC No. Description Type Notes 70184600850 NUT M6 DIN985 LOCK 235136 70184640778 NUT M8 1.25 LOCK DIN985 241041 70184650399 SCR 5/16-18 UNC X 2-1/2" CARR BOLT 241054 70184650400 WASHER 3/8 WAVE 241055 70184644996 KNOB M8 X 1.25 ADJUSTABLE 241091 70184645614 PIN QUICKRELEASE 5/16"...
  • Page 38 Item Part No UPC No. Description Type Notes 70184640682 ARM STAY LEVEL GC55 241078 70184645238 SPACER M14 241079 70184645239 CAM STAY LEVEL GC55 241080 70184644460 TIGHT COLLAR GC55/GC25E 241081 70184644461 LOOSE COLLAR GC55/GC25E 241082 70184645330 NUT 5/8-11 UNC HEX LEFT HAND THREAD 241083 70184694074 DEPTH CONTROL ASSEMBLY GC55...
  • Page 39 Discount-Equipment.com is your online resource for quality parts & equipment. Florida: 561-964-4949 Outside Florida TOLL FREE: 877-690-3101 Need parts? Click on this link: http://www.discount-equipment.com/category/5443-parts/ choose one of the options to help get the right parts and equipment you are looking for.

This manual is also suitable for:

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