Part Location Diagram of 43701638330 Echo Needle- Adjust
See part A-8 in the diagram
( Grid squares measure 1x1 inch )

Needle- Adjust 43701638330

Manufactured by:
Echo
ERP Number:
ERP9279376
Part Number:
43701638330
Original Equipment Manufacturer ?
  Works with your model  CS-520!
In Stock
Delivers in 3-5 Business Days!

Difficult 

30 - 60 mins 

(1 rated repair) ?
  Works with your model   CS-520!

Troubleshooting

This part works with the following brands:
  • Echo
This part works with the following products:
  • Chainsaw

Customer Part Reviews

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Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

Difficult 

30 - 60 mins 

(1 rated repair) ?
  • 1
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Sorry, we couldn't find any existing installation instruction that matched.

Oiler screw head broke in half so you could not turn it to adjust bar oiling

Daniel from Jupiter, Florida

1 person found this instruction helpful.
Difficulty Level:
Difficult
Total Repair Time:
30 - 60 mins
Tools:
Pliers, Screw drivers, Socket set, Wrench set
Parts Used:
43701638330
1 Removed spark plug and stuffed a rag in the cylinder head to lock piston
2 Removed chain and bar exposing clutch face
3 Used wrench to turn clutch CLOCKWISE to remove clutch and sprocket
4 Carefully pried automatic oiler from base while rotating crankshaft in order to unscrew pump from worm gear on shaft
5 Remo ved broken needle assembly and reinstalled new one
6 Reassembled saw in reverse order
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Model Cross Reference

This part works with the following models:
ERP Number: ERP9279376
Manufacturer Part Number: 43701638330
Brand Model Number Description
Echo CS-3500 Chainsaw - Chainsaw
Echo CS-440 Chainsaw - Chainsaw
Echo CS-450 Chainsaw - 45cc Chainsaw
Echo CS-450P Chainsaw - 45cc Professional Cutting Chain Saw
Echo CS-510 Chainsaw - Chainsaw
Echo CS-520 Chainsaw - Chainsaw
Echo CS-530 Chainsaw - Chainsaw