Part Location Diagram of 502844401 Husqvarna Air Filter
See part B-3 in the diagram
Replacing your Husqvarna Leaf Blower / Vacuum Air Filter
( Grid squares measure 1x1 inch )

Air Filter 502844401

Manufactured by:
Husqvarna
ERP Number:
ERP8988437
Part Number:
502844401
Original Equipment Manufacturer ?
In Stock
Delivers in 3-5 Business Days!

Easy 

Less than 15 mins 

(22 rated repairs) ?

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Product Description

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This is an OEM sourced replacement part used on Husqvarna backpack blowers. Its purpose is to filter out dust and debris from contaminating the carburetor and engine. When replacing the filter you can open the package it comes in and put a bit of two cycle oil in the bag and let it absorb into the filter. Then remove it from the bag and squeeze it with a paper towel to remove the excess oil. This filter is made out of foam material and it is sold individually. No tools needed to replace this air filter. • Remove knob bolts that secure the cover • Remove cover and replace filter element • Reassemble and test the unit

Frequently Purchased Together

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Troubleshooting

This part works with the following brands:
  • Husqvarna
  • RedMax
  • Jonsered
This part works with the following products:
  • Leaf Blower / Vacuum
Part# 502844401 replaces these:
5028444-01, 502844401,

Videos For installing this part.

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Replacing your Air Filter

Customer Part Reviews

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5.0
Average Rating (out of 5):
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(6 Reviews)
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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 

Less than 15 mins 

(22 rated repairs) ?
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Blower would start and run at idle but would not throttle up

Patsy from HELENA, Arkansas

6 of 6 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers, Wrench set
Parts Used:
591375401, 528074001, 502844401
1. Removed old spark plug and replaced with new spark plug.
2. Removed old air filter and replaced with a new air filter
3. Fished the fuel line from the fuel tank with a wire with a hook on it and removed the old filter and connected the new filter
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Maintenance

David from Spotsylvania, Virginia

3 of 3 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers, Socket set
Parts Used:
528074001, 502844401
Removed the filter cover and replace the air filter
Removed the old spark plug and install the new one
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Blower bogs down during full throttle use

David from YAPHANK, New York

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Socket set
Parts Used:
591375401, 528074001, 502844401
Made a hook at the end of a stiff wire and hooked the fuel line in the tank, pull it and the old fuel filter out. Removed the old filter and installed the new filter. Removed the air filter cover, removed the old air filter and installed the new one. Removed the old spark plug, gapped the new one at 0.030 and installed it
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Bogging down

Tommy from Houston , Texas

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
591375401, 502844401
Removed the fuel line from the fuel tank with a pair of forceps, then removed the old filter from the line and place the new filter on the fuel line. Removed the filter cover and installed the new air filter.
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Throttle cable was broken, plus had lost air filter and covers

Joseph from Merritt, North Carolina

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers
Removed old cable from carb and trigger, then pulled it out of the sleeve. Reversed this process to install the cable.
Installed the air filter housing, filter and cable.
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Blower would stall at speed

Jack from Lexington, South Carolina

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Socket set
Parts Used:
528074001, 502844401
Removed the air filter housing, removed the old air filter and installed the new one. Put the air filter housing back on.
Removed the old spark plug and gapped the the new one at 0.025
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Hard to start.

Morad from BETHESDA, Maryland

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Socket set
Parts Used:
591375401, 528074001, 502844401
Spark plug and air filter were easy to change. Fuel filter needed a piece of hanger wire to fish it out of gas tank and changing it was easy. Now my blower starts with one pull.
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Hard to start

Donald from Millsboro, Delaware

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Parts Used:
502844401
Remove old filter clean and replace with new filter
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Needed new sparkplug and filter

Robert from Sunbury, Pennsylvania

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Socket set
Parts Used:
528074001, 502844401
1. Removed Spark Plug from Blower
2. Replaced Spark plug.
3. Removed cover to air filter.
4. Wiped down and blew out any debris.
5. Replaced air filter
6. Replaced cover to air filter
7. Added 50 to 1 fuel.
8. Started Blower and tested. Worked Great!
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Filter was deteriorating

paul from toney, Alabama

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Parts Used:
502844401
Remove two wing nuts from filter cover, remove old filter and replace new, install filter cover, takes about five minutes.
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Model Cross Reference

This part works with the following models:
ERP Number: ERP8988437
Manufacturer Part Number: 502844401
Brand Model Number Description
Husqvarna 150BF Leaf Blower / Vacuum - Husqvarna Leaf Blower Model 150BF/2007-05 (150BF/200705, 150BF/2007 05) Parts
Husqvarna 150BT Leaf Blower / Vacuum - Backpack Style Blower
Husqvarna 150BT2007-2021 Leaf Blower / Vacuum - 150bt 2007-2021
Husqvarna 350BF Leaf Blower / Vacuum - 50.2cc Backpack Blower
Husqvarna 350BT Leaf Blower / Vacuum - 50cc 2-Cycle Backpack Blower
Husqvarna 560BFS Leaf Blower / Vacuum - 65cc Backpack Gas Leaf Blower
Husqvarna 560BTS Leaf Blower / Vacuum - 65.6cc 2-Stroke X-Torq Gas Backpack Blower
Husqvarna 578BTF Leaf Blower / Vacuum - Blower
Jonsered BB2250 Leaf Blower / Vacuum - Blower
RedMax EBZ5100 Leaf Blower / Vacuum - Blowers
RedMax EBZ5100CA Leaf Blower / Vacuum - Blowers/Ebz5100-Ca
RedMax EBZ5100RH Leaf Blower / Vacuum - Blowers
RedMax EBZ5100RHCA Leaf Blower / Vacuum - Blowers/Ebz5100rh-Ca
RedMax EBZ5150 Leaf Blower / Vacuum - Blower
RedMax EBZ5150RH Leaf Blower / Vacuum - Blower
RedMax EBZ6500 Leaf Blower / Vacuum - Blower
RedMax EBZ6500RH Leaf Blower / Vacuum - Blower