Part Location Diagram of 6.631-946.0 Karcher Micro Switch
See part I-2 in the diagram
( Grid squares measure 1x1 inch )

Micro Switch 6.631-946.0

Manufactured by:
Karcher
ERP Number:
ERP9984529
Part Number:
6.631-946.0
Original Equipment Manufacturer ?
  Works with your model  K520MDI-PLUS!
$21.76
On Order

Easy 

15 - 30 mins 

(3 rated repairs) ?
  Works with your model   K520MDI-PLUS!

Product Description

?

An authentic item which is supplied directly from the original equipment manufacturer for use with Karcher pressure washers. It is an identical replacement for a missing or faulty micro switch that was originally installed on a new unit. Keep in mind this high-quality plastic body component is sold individually.

Troubleshooting

This part works with the following brands:
  • Karcher
This part works with the following products:
  • Pressure Washer

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 

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

Switch burn

Victor from Miami, Florida

4 of 4 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Parts Used:
6.631-946.0
1. Remove top plastic cover.
2. Remove plastic switch cover .
3. Replace switch.
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GFI safety plug would trip and pressure washer wouldn\'t turn on

Bob from Enfield, Connecticut

4 of 4 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
6.631-946.0
Torx bit screws are in the handle to remove cover. Switch is under the top cover. Mark old switch with sharpie (color of wires) or if you have a new switch move 1 wire at a time. Reassemble and test.
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Pressure switch burned out

Preston from Gorham , New Hampshire

3 of 3 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Parts Used:
6.631-946.0
Removed the covers removed wording and installed new switch in reverse order.
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP9984529
Manufacturer Part Number: 6.631-946.0
Brand Model Number Description
Karcher K502M Pressure Washer - Pressure Washer
Karcher K502MS-Plus Pressure Washer - Pressure Washer
Karcher K520M-Plus Pressure Washer - Pressure Washer
Karcher K520M-WB Pressure Washer - Pressure Washer
Karcher K520MDI Pressure Washer - Pressure Washer
Karcher K520MDI-Plus Pressure Washer - Pressure Washer
Karcher K585MPLUS Pressure Washer - Pressure Washer