Part Location Diagram of 503887901 Husqvarna Cover
See part E-16 in the diagram
( Grid squares measure 1x1 inch )

Cover 503887901

Manufactured by:
Husqvarna
ERP Number:
ERP8991490
Part Number:
503887901
Original Equipment Manufacturer ?
$7.73
In Stock
Delivers in 3-5 Business Days!

Easy 

Less than 15 mins 

(6 rated repairs) ?

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Product Description

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This cover is a genuine OEM replacement part supplied directly from Husqvarna. It is commonly used in hedge trimmers and brushcutters. This provides a cover for the air filter in the machine. It is made of plastic, and it should be replaced if it is broken or cracked. No tools are required to replace this part that is sold individually. It simply snaps into place.

Frequently Purchased Together

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Troubleshooting

This part works with the following brands:
  • Husqvarna
  • Jonsered
This part works with the following products:
  • Hedge Trimmer
  • Trimmer
  • Brush Cutter
  • Edger
  • Pole Saw
Part# 503887901 replaces these:
503887901,

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 

Less than 15 mins 

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

Ignition module needed replacing, cover for carburetor was cracked.

greg from asheboro, North Carolina

4 of 4 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers
Parts Used:
537014101, 537418701, 503887901
1- Remove the cylinder cover, the guard over the muffler and the spark plug.
2- Remove the two screws holding the module. Remove the old module and install the new one. The gap between the flywheel and ignition manual is 0.012 , Reconnect the spark plug wire. Replace the cover.
3- Remove the muffler and remove the old gaske t and replace with the new one, Replace the muffler.
4- Just press the new cover on the filter holder.
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Broken air intake cover and dirty air filter

Michael from Picayune, Mississippi

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers, Socket set
Parts Used:
537186301, 503887901
Repair was on a Husqvarna Straight Shaft Trimmer
1. Housing cover was removed - 3 allen head screws
2. Cleaned Dirt and Debris from inside housing cover and area around carburetor.
3.Performed routine maintenance / Inspections. Inspected Fuel Lines and primer bulb with cover removed - still serviceable. Replaced Spark P lug. These components are easily accessible with housing cover removed.
4. Removed broken intake cover and snapped a new cover in place.
5. Reapplied light lubricant to linkages
6. Reinstalled housing cover
7. Accessed Air Filter by removing cover - knob type screw.
8. Lightly Oiled and replaced air filter
9. Reinstalled air filter Cover
10. Test run Trimmer - Repair / Maintenance complete.
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Hard to start and would not stay running

monnie from East Sparta, Ohio

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers, Wrench set
Parts Used:
503887901
Removed cover for carburetor, found plastic cover broken, cleaned carb. After plastic cover was received installed and ran like new since.
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Trimmer was bogging down under a full load (as soon as I would give it gas it wanted to cut out)

George from Silver Springs, Florida

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
537186301, 503887901
I removed the outer cover, and then replaced both the broken cover and the old dirty (ready-oiled) filter.
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Air filter cover cracked

Rick from Thomas, Oklahoma

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
503887901
Replaced the air filter cover
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Broken cover and replace air filter

Brian from Henning, MN

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Parts Used:
537186301, 503887901
With hex key set I removed cap screws then carefully removed plastic housing. Then snapped cover into place and replaced air filter. Installed housing and cap screws.
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP8991490
Manufacturer Part Number: 503887901
Brand Model Number Description
Husqvarna 123C Trimmer - Husqvarna String Trimmer Model 123C/2004-01 (123C/200401, 123C/2004 01) Parts
Husqvarna 123L Trimmer - String Trimmer
Husqvarna 123LD Trimmer - Husqvarna String Trimmer Model 123LD/2004-01 (123LD/200401, 123LD/2004 01) Parts
Husqvarna 223L Hedge Trimmer - 18 In. Straight Gas Trimmer
Husqvarna 223R Brush Cutter - Brushcutter
Husqvarna 322C Trimmer - Line Trimmer
Husqvarna 322E Edger - Husqvarna Edger Model 322E/1999-10 (322E/199910, 322E/1999 10) Parts
Husqvarna 322L Trimmer - Line Trimmer
Husqvarna 322R Brush Cutter - Brushcutter
Husqvarna 322T Trimmer - Trimmer
Husqvarna 323C Trimmer - Husqvarna String Trimmer Model 323C/2002-01 (323C/200201, 323C/2002 01) Parts
Husqvarna 323E Edger - Husqvarna Edger Model 323E Parts
Husqvarna 323EX Trimmer - Trimmer
Husqvarna 323HE3 Hedge Trimmer - Hedge Trimmer
Husqvarna 323L Hedge Trimmer - Lightweight Trimmer
Husqvarna 323LD Trimmer - Husqvarna String Trimmer Model 323LD/2002-01 (323LD/200201, 323LD/2002 01) Parts
Husqvarna 323P Pole Saw - 4 Saw Attachment
Husqvarna 323P4 Pole Saw - Pole Saw
Husqvarna 323R Brush Cutter - Brushcutter
Husqvarna 323RJ Brush Cutter - Brushcutter
Husqvarna 323RJX Brush Cutter - 323 Rjx (2005-05)
Husqvarna 325 Edger - Edger
Husqvarna 325C Trimmer - Husqvarna String Trimmer Model 325C Parts
Husqvarna 325CX Trimmer - Line Trimmer
Husqvarna 325E Trimmer - X-Series
Husqvarna 325EX Edger - Husqvarna Edger Model 325EX/1999-10 (325EX/199910, 325EX/1999 10) Parts
Husqvarna 325HA110 Hedge Trimmer - 325 Hedgetrimmer Attachment Ha110, Unpublished June 2015. Ue (20054000001-20040100000)
Husqvarna 325HA850 Hedge Trimmer - 325 Hedgetrimmer Attachment Ha850, Unpublished June 2015. Ue (20050600001-20054000000)
Husqvarna 325HDA55 Hedge Trimmer - Husqvarna Hedge Trimmer Model 325HDA55/2001-01 (325HDA55/200101, 325HDA55/2001 01) Parts
Husqvarna 325HDA55X Hedge Trimmer - Husqvarna Hedge Trimmer Model 325HDA55X/2003-01 (325HDA55X/200301, 325HDA55X/2003 01) Parts