This worm wheel is an OEM direct from Husqvarna. Compatible with many chainsaws, this plastic component is sold individually. Fitted onto the clutch drum, the worm wheel coordinates with related clutch components. A hex key, screwdriver and pliers are often necessary for the installation.
Troubleshooting
This part works with the following brands:
Husqvarna
Jonsered
This part works with the following products:
Chainsaw
Part# 501513801 replaces these:
501513801, 503451301,
Questions & Answers
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Removed chain guard, Removed chain and bar, Removed clutch with impact gun and socket, Removed broken worm gear with pliers. Replaced with new worm gear and reassembled.
Note: unit was still not oiling, disassembled again and found that the new worm gear was tight against the oiler pump shaft and not allowing the shaft to sli
... Read morede back and forth. Not sure if this was the fault of the new worm gear or a recently replaced oil pump assembly but I manually oiled the chain for about 30 minutes of operation and the gear seemed to break in and the pump began functioning better. I suspect that given a few hours of run it will seat in with no problem. It\'s worth noting though as the manufacturer may wish to address this situation in future runs of this part.
1) Remove chain cover, chain and bar.
2) Remove left hand nut from clutch.
3) Carefully remove clutch by rotating clutch while gently prying.
4) Remote broken worm gear.
5) Install new worm gear. Making sure that the teeth are engaged and that the spinning motion will operate the oil pump.
6) Be sure to thor
... Read moreoughly clean entire area especially the oil ports on the bar.
7) Reassemble
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Model Cross Reference
This part works with the following models:
ERP Number: ERP8986514
Manufacturer Part Number: 501513801
This part is in stock in our warehouse and will ship out within 1 business day of the order being placed.
New stock is on the way! On order parts usually ship within 7 business days.
Item is not in stock and usually ships 10-15 business days from the time you place your order.
This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.
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Mail-In Recycling Rebate
Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.
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_WW_10.gif "Part Location Diagram of 501513801 Husqvarna Worm Wheel")
_WW_10.gif "Part Location Diagram of 501513801 Husqvarna Worm Wheel")
