EGO PSA1000 User manual

REPAIR GUIDELINE
String Trimmer Attachment_PSA1000
Version: 1
Issue Date: 12/02/2016

Table of Contents
2
NO.
Contents
Page
1
Troubleshooting
3
2
Tool list
4
3
Part 1: Replace the Chain and Pinion Assembly
5-25

Troubleshooting
3
Problem
Possible Cause
Fault Position
Test & Solution
Loose chain
Chain-tensioning screw is
not adjusted correctly
Gear case assembly
Adjust the chain-tensioning screw
Won‘t run
Gear worn
Gear case assembly
Replace the gear case with a new
one
Noise
No oil
Gear case assembly
Add oil

Tool List For Repair
4
NO.
Tool List
SPEC
Remark
1
Needle-nose pliers
2
Hex wrench
4mm, 5mm
3
Phillips
PH2

5
Part 1: Replace the Chain and Pinion
Assembly

1. Loosen the screw to remove the cover assembly.
6
Replace the Chain and Pinion Assembly
Cover assembly
screw
Description
Part Number
Quantity
Screw
5640256001
1
Cover assembly
2824778002
1

2. Take the bar and chain assembly away.
NOTICE: If there is any difficulty in removing the bar and chain from then mounting surface,
loosen the chain-tensioning screw anticlockwise to remove them easily.
7
Replace the Chain and Pinion Assembly
Chain
Bar
Chain-tensioning screw
Description
Part Number
Quantity
Chain
3810672001
1
Bar
3706017001
1

3. Separate the chain from the bar.
8
Replace the Chain and Pinion Assembly

4. Use a stick to lever the E-ring and remove it.
9
Replace the Chain and Pinion Assembly
E-ring
Description
Part Number
Quantity
E-ring
5660028001
1

5. Remove the washer from the shaft.
10
Replace the Chain and Pinion Assembly
Washer
Description
Part Number
Quantity
Washer
5660208001
1