Hitachi NR90GC Service Manual - Page 3

Contents, Standard Repair Time Unit Schedules - nails

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CONTENTS Page 1. PRODUCT NAME ...1 2. MARKETING OBJECTIVE ...1 3. APPLICATIONS ...1 4. SELLING POINTS ...1 5. SPECIFICATIONS ...2 5-1. Specifications ...2 5-2. Explanation of the Nailing Action ...2 5-3. Nail Selection ...3 5-4. Nail Driving Force ...4 6. COMPARISONS WITH SIMILAR PRODUCTS 5 7. PRECAUTIONS IN SALES PROMOTION 6 7-1. Handling Instructions ...6 7-2. Warning Label ...6 7-3. Related Laws and Regulations ...8 8. MECHANISM AND OPERATION PRINCIPLE 10 8-1. Mechanism ...10 8-2. Principle of Operation ...12 9. TROUBLESHOOTING GUIDE ...16 9-1. Problems Caused by Improper Handling 16 9-2. Troubleshooting and Correction ...19 9-3. Checking for Sparking and Corrective Action 26 9-4. Regrinding the Driver Blade ...27 10. DISASSEMBLY AND REASSEMBLY 28 10-1. General Precautions in Disassembly and Reassembly 28 10-2. Disconnection and Reconnection of Wiring between Cylinder Head Section and Handle Section ...31 10-3. Disassembly and Reassembly of Cylinder Head Section 34 10-4. Disassembly and Reassembly of Housing Section 39 10-5. Disassembly and Reassembly of Handle Section 55 11. INSPECTION AND CONFIRMATION AFTER REASSEMBLY 69 12. STANDARD REPAIR TIME (UNIT) SCHEDULES 70 Assembly diagram for NR 90GC

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CONTENTS
Page
1. PRODUCT NAME
...........................................................................................................................
1
2. MARKETING OBJECTIVE
.............................................................................................................
1
3. APPLICATIONS
..............................................................................................................................
1
4. SELLING POINTS
..........................................................................................................................
1
5. SPECIFICATIONS
..........................................................................................................................
2
5-1. Specifications
..................................................................................................................................
2
5-2. Explanation of the Nailing Action
....................................................................................................
2
5-3. Nail Selection
..................................................................................................................................
3
5-4. Nail Driving Force
...........................................................................................................................
4
6. COMPARISONS WITH SIMILAR PRODUCTS
..............................................................................
5
7. PRECAUTIONS IN SALES PROMOTION
.....................................................................................
6
7-1. Handling Instructions
......................................................................................................................
6
7-2. Warning Label
.................................................................................................................................
6
7-3. Related Laws and Regulations
.......................................................................................................
8
8. MECHANISM AND OPERATION PRINCIPLE
.............................................................................
10
8-1. Mechanism
...................................................................................................................................
10
8-2. Principle of Operation
...................................................................................................................
12
9. TROUBLESHOOTING GUIDE
.....................................................................................................
16
9-1. Problems Caused by Improper Handling
......................................................................................
16
9-2. Troubleshooting and Correction
....................................................................................................
19
9-3. Checking for Sparking and Corrective Action
...............................................................................
26
9-4. Regrinding the Driver Blade
..........................................................................................................
27
10. DISASSEMBLY AND REASSEMBLY
........................................................................................
28
10-1. General Precautions in Disassembly and Reassembly
..............................................................
28
10-2. Disconnection and Reconnection of Wiring between Cylinder Head Section and
Handle Section
............................................................................................................................
31
10-3. Disassembly and Reassembly of Cylinder Head Section
...........................................................
34
10-4. Disassembly and Reassembly of Housing Section
....................................................................
39
10-5. Disassembly and Reassembly of Handle Section
......................................................................
55
11. INSPECTION AND CONFIRMATION AFTER REASSEMBLY
..................................................
69
12. STANDARD REPAIR TIME (UNIT) SCHEDULES
.....................................................................
70
Assembly diagram for NR 90GC