Part Location Diagram of 503718201 Husqvarna Start/stop Switch
See part I-7 in the diagram
( Grid squares measure 1x1 inch )

Start/stop Switch 503718201

Manufactured by:
Husqvarna
ERP Number:
ERP9282784
Part Number:
503718201
Original Equipment Manufacturer ?
In Stock
Delivers in 3-5 Business Days!

Easy 

15 - 30 mins 

(4 rated repairs) ?

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Product Description

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This is an original replacement part manufactured for use with trimmers. The start/stop switch is also called the kill switch, and fits on the upper handle above the throttle. The red switch is used to shut of the engine, and has to be engaged to run the engine. The switch is sold individually.

Troubleshooting

This part works with the following brands:
  • Husqvarna
  • Jonsered
  • Weed Eater
  • Craftsman
  • RedMax
  • Poulan
This part works with the following products:
  • Brush Cutter
  • Chainsaw
  • Hedge Trimmer
  • Trimmer
  • Edger
  • Pole Saw
  • Leaf Blower / Vacuum
Part# 503718201 replaces these:
501584201, 503098301, 503098302, 503718201, 503794201,

Customer Part Reviews

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5.0
Average Rating (out of 5):
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★★★★★
(1 Review)
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Questions & Answers

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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.

Easy 

15 - 30 mins 

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

Kill switch plastic broke.

Roger from Woodland, California

4 of 4 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers
Parts Used:
503718201
1. Removed the old switch
2. Connected two wires to the new switch
3 Pushed new switch into place
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Wouldn\'t start after plug and air filter change.

William from SOUTH POINT, Ohio

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers
Parts Used:
503718201, 502199401
Replaced on/off switch (suspect was primary problem), fuel filter, purge valve, and throttle lever which I didn\'t know was broke until disassembled. Blower started first pull after repairs and has ran great since. Genuine, high quality, OEM parts from ereplacement.com at good prices.
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The clutch cover and clutch go bad on this machine and fly wheel switch was cracked so all of this was replaced

Efrain from Bellevue, Washington

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Pliers, Screw drivers
Removed room all the shrouds clutch touch cover how to remove the bearing as
On/off Switch Complete trigger handle and reinstalled everything back make sure oil everything ran properly total success thank you
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Chainsaw not starting

Paul from Monticello, Utah

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
503718201
There was no spark figured it was the ignition coil replaced and still nothing.replaced start stop switch starts right up now
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP9282784
Manufacturer Part Number: 503718201
Brand Model Number Description
Husqvarna 1062520-61 Trimmer - Husqvarna String Trimmer Model 1062520-61 (106252061, 1062520 61) Parts
Husqvarna 1062568-62 Trimmer - Husqvarna String Trimmer Model 1062568-62 (106256862, 1062568 62) Parts
Husqvarna 123 Hedge Trimmer - Hedge Trimmer
Husqvarna 123C Trimmer - Husqvarna String Trimmer Model 123C/2004-01 (123C/200401, 123C/2004 01) Parts
Husqvarna 123HD60 Hedge Trimmer - Husqvarna Hedge Trimmer Model 123HD60/2006-03 (123HD60/200603, 123HD60/2006 03) Parts
Husqvarna 123HD65X Hedge Trimmer - Husqvarna Hedge Trimmer Model 123HD65X/2007-02 (123HD65X/200702, 123HD65X/2007 02) Parts
Husqvarna 123L Trimmer - String Trimmer
Husqvarna 123LD Trimmer - Husqvarna String Trimmer Model 123LD/2004-01 (123LD/200401, 123LD/2004 01) Parts
Husqvarna 143RII Brush Cutter - Brushcutter
Husqvarna 143Rll Brush Cutter - 143 Rll
Husqvarna 143RS Brush Cutter - 143rs
Husqvarna 143RST Brush Cutter - 143rst
Husqvarna 162 Chainsaw - Chainsaw
Husqvarna 181 Chainsaw - Chainsaw
Jonsered 2063 Chainsaw - Chain Saw
Jonsered 2063EPA Chainsaw - Chain Saw
Jonsered 2065 Chainsaw - Chain Saw
Jonsered 2065EPA Chainsaw - Chain Saw
Jonsered 2071 Chainsaw - Chain Saw
Jonsered 2071EPA Chainsaw - Chain Saw
Jonsered 2071W Chainsaw - Chain Saw
Jonsered 2163 Chainsaw - Chain Saw
Jonsered 2163EPA Chainsaw - Chain Saw
Jonsered 2165 Chainsaw - Chain Saw
Jonsered 2165EPA Chainsaw - Chain Saw
Jonsered 2171 Chainsaw - Chain Saw
Jonsered 2171EPA Chainsaw - Chain Saw
Husqvarna 224L Trimmer - Trimmer
Husqvarna 225 Gas Engine Drill - Ice Auger
Husqvarna 225B Leaf Blower / Vacuum - Handheld Leaf Blower