Stihl 4521 080 1900 Manuals

Manuals and User Guides for Stihl 4521 080 1900. We have 1 Stihl 4521 080 1900 manual available for free PDF download: Service Manual

Stihl 4521 080 1900 Service Manual

Stihl 4521 080 1900 Service Manual (26 pages)

Brand: Stihl | Category: Trimmer | Size: 3.63 MB

Table of Contents

Table of Contents
3
1 About this Service Manual

4
- Applicable Documentation
  4
- Symbols in Text
  4
2 Safety Precautions

4
- Basic Safety Measures
  4
- Warning of Unintentional Starting
  4
- Soldering
  4
- Safety Glasses
  4
- Protective Gloves
  4
- Safety Boots
  4
- Thread-Cutting Screws
  5
- Micro-Encapsulated Screws
  5
- Aluminum Screws
  5
- Spare Parts
  5
4 Troubleshooting

6
5 Battery

9
- Visual Inspection
  9
- Testing with STIHL ADG 1 Battery Analyzer
  9
6 Testing Cordless Power Tool

9
- Testing with STIHL ADG 2 Diagnostic Unit
  9
- Connecting the STIHL ADG 2 Diagnostic Unit
  9
7 Motor Housing

10
- Tools, Aids
  10
- Removing the Cover
  10
- Removing the Right Motor Housing
  10
- Removing the Left Motor Housing
  11
- Installing the Left Motor Housing
  11
- Installing the Right Motor Housing
  11
- Installing the Cover
  12
8 Trigger Lever, Lockout Lever

13
- Hsa 50.0
  13
- Hsa 50.1
  15
9 Electronic Module

17
- Tools, Aids
  17
- Removing the Electronic Module
  17
  - Installing the Electronic Module
    17
  - 10 Loop Handle
    19
- Tools, Aids
  19
  - Removing the Loop Handle
    19
- Disassembling the Loop Handle
  19
  - Assembling the Loop Handle
    20
- Installing the Loop Handle
  20
  - 11 Cutting Attachment
    21
  - Tools, Aids
    21
  - Removing the Cutting Device and Cam
    21
- Disassembling the Cutting Attachment
  21
  - Assembling the Cutting Device
    21
  - Installing the Cutting Device and Cam
    22
  - 12 Motor
    23
  - Tools, Aids
    23
  - Removing the Electric Motor
    23
  - Installing the Electric Motor
    23
  - 13 Tools, Servicing Aids
    25
  - Tools
    25
- Aids
  25

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