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Hitachi C 7YA Technical And Service Manual
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Hitachi C 7YA Technical And Service Manual

Hitachi C 7YA Technical And Service Manual

Dust collection circular saw
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MODEL
C 7YA
POWER TOOLS
C
TECHNICAL DATA
DUST COLLECTION
AND
CIRCULAR SAW
SERVICE MANUAL
C 7YA
LIST No. 0590
Nov. 2000
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT

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  • Page 1 MODEL C 7YA POWER TOOLS TECHNICAL DATA DUST COLLECTION CIRCULAR SAW SERVICE MANUAL C 7YA LIST No. 0590 Nov. 2000 SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT...

  • Page 2: Table Of Contents

    7-3. Inherent Drawbacks of Dust Collection Circular Saw Requiring Particular Attention during Sales Promotion ..........................6 8. PRECAUTIONS IN DISASSEMBLY AND REASSEMBLY ............7 8-1. Disassembly ........................... 7 8-2. Reassembly ............................ 7 9. STANDARD REPAIR TIME (UNIT) SCHEDULES ................ 11 Assembly Diagram for C 7YA ....................... 12...

  • Page 3: Product Name

    "hazardous to health" --- fiber cement products fall within this category. The Model C 7YA has been developed as a dust collection and control type circular saw which will contribute to a cleaner work environment and protect job-site workers from dust hazard.

  • Page 4: Selling Point Descriptions

    In addition, the Model C 7YA is equipped with a 4T diamond tip blade that is specifically designed for cutting fiber cement boards (HARDI PLANK, HARDI PANEL, etc.). The 4T diamond tip blade cuts fiber cement boards well without decreasing the peripheral speed, and particles of dust are relatively larger.
  • Page 5 (3) Saw blade can be easily replaced The Model C 7YA enables easy replacement of saw blade without removing any other part in the same manner as a circular saw. C requires a bothersome removal of the dust box before replacing the saw blade.

  • Page 6: Specifications

    5. SPECIFICATIONS C 7YA Model 185 mm (7-1/4") Saw blade diameter 15.88 mm (5/8") (For USA), 20 mm (For AUS, NZL) Arbor Max. cutting depth at 90˚ 60 mm (2-3/8") 47 mm (1-27/32") at 45˚ Power source AC single phase...

  • Page 7: Comparisons With Similar Product

    6. COMPARISONS WITH SIMILAR PRODUCT HITACHI Maker, model Item C 7YA Dust bag, dust guide Plastic dust box Dust control 90˚ mm (in.) 60 (2-3/8") 60 (2-3/8") Cutting depth 45˚ mm (in.) 47 (1-27/32") 30 (1-3/16") 185 (7-1/4") Saw blade dia.

  • Page 8: Precautions In Sales Promotion

    7. PRECAUTIONS IN SALES PROMOTION In the interest of promoting the safest and most efficient use of the Model C 7YA Dust Collection Circular Saw by all of our customers, it is very important that at the time of sale the salesperson carefully ensures that the buyer seriously recognizes the importance of the contents of the Handling Instructions, and fully understands the meaning of the precautions listed on the Name Plate attached to each tool.

  • Page 9: Precautions In Disassembly And Reassembly

    The [Bold] numbers in the descriptions below and the circled numbers in the following figures correspond to the item numbers in the Parts List and the exploded assembly diagram for the Model C 7YA. Be sure to unplug the Model C 7YA from the wall outlet before performing disassembly or replacement of the saw blade.
  • Page 10 (2) Reassembly of the Armature Ass'y [31]: Prior to assembling the Armature Ass'y [31], ensure that the Rubber Ring [35] is properly inserted into the groove of the bearing case within the Gear Cover [36]. At this time, be careful not to damage the Rubber Ring [35].
  • Page 11 B. For the U.S.A. Stator Ass'y Switch [57] Armature Pillar Terminal [44] Fig. 4 (6) Internal wire arrangement (See Figs. 5 to 6.): A. For AUS and NZL Switch [57] Terminal number of switch Noise Suppressor [56] Internal wire of cord Creep the internal wires as illustrated.
  • Page 12 (7) Insulation tests: On completion of disassembly and repair, measure the insulation resistance and conduct dielectric strength test. Insulation resistance: 7MΩ or more with DC 500V Megohm Tester Dielectric strength: AC 4,000V/1 minute, with no abnormalities 220 V to 240 V •...

  • Page 13: Standard Repair Time (Unit) Schedules

    9. STANDARD REPAIR TIME (UNIT) SCHEDULES Variable 60 min. MODEL Fixed Work Flow C 7YA Switch Cord Housing Ass'y Stator Ass'y General Assembly Safety Cover Armature Return Spring Ball Bearing 6201VVCMPS2L Ball Bearing 6000VVCMPS2L Gear Cover Spindle and Gear Set...

  • Page 14: Assembly Diagram For C 7Ya

    LIST NO. 0590 ELECTRIC TOOL PARTS LIST 2000 DUST COLLECTION CIRCULAR SAW • • ( E1 ) Model C 7YA --- 12 ---...
  • Page 15 C 7YA PARTS ITEM CODE NO. DESCRIPTION REMARKS USED 982-027 NEEDLE BEARING (HK1010) 302-436 SPINDLE AND GEAR SET 302-433 BEARING HOLDER 992-013 SEAL LOCK FLAT HD. SCREW M5X14 600-3VV BALL BEARING 6003VVCMPS2L 319-524 WASHER 961-807 BUSHING 319-291 SAFETY COVER 319-523...
  • Page 16 C 7YA PARTS ITEM CODE NO. DESCRIPTION REMARKS USED 940-778 CORD ARMOR D10.7 981-373 TUBE (D) FOR CORD 960-266 CORD CLIP 984-750 TAPPING SCREW (W/FLANGE) D4X16 500-439Z CORD (CORD ARMOR D8.2) 500-434Z CORD (CORD ARMOR D10.7) FOR USA,CAN 960-251 HEX. HD. TAPPING SCREW D5X65...

  • Page 17: Standard Accessories

    C 7YA STANDARD ACCESSORIES ITEM CODE NO. DESCRIPTION REMARKS USED 319-296 DUST BAG 319-297 DUST GUIDE 957-683 WRENCH (HEX. SOCKET 10/13MM) 302-691 GUIDE FOR AUS OPTIONAL ACCESSORIES ITEM CODE NO. DESCRIPTION REMARKS USED 302-691 GUIDE 319-383 LINK ASS'Y INCLUD.604-607 306-081 BEVEL PLATE ASS'Y INCLUD.605-608...

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