This throttle trigger is an original part from Husqvarna. The plastic throttle is secured to the spring in the throttle lock, allowing the operator to control the amount of fuel going to the chainsaw engine. A screwdriver, Allen wrench and socket set are often needed for the removal and installation. The throttle trigger is sold individually.
Removed the old handle half that was left and the right side that is attached to the upper handle . Removed the torsion mount springs and the air filter housing . Transferred all the necessary parts then installed the new right half with the upper handle and then the throttle lock and trigger with the return spring which was slightly conf
... Read moreusing when the old parts were missing so I used the parts breakdown from e replacement for the placement and finished assembling the rest and the repair was successful thank you, all the part were right the first time around
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Broke trigger while hauling the saw on the back of a tractor.
1. Loosened upper plastic engine cover screws.
2. Removed (3) Allen head bolts on the left half of handle.
3. Removed left half of the handle.
4. Removed broken throttle trigger and lock.
5. Placed new throttle trigger and lock in right handle half.
6. Replaced left half of the handle.
7. Replaced (3) A
... Read morellen head bolts.
8. Retightened upper plastic engine cover screws.
9. Tested function - worked perfectly!
Threads worn badly on old chain adjuster, replaced with new kit
Plastic throttle trigger was broken, new trigger
Screw was missing on chain brake, installed new screw
1. I separated the throttle grip handle removing 4 screws and taking the top cap off of the chainsaw to allow for clearance.
2. One removed I took a picture of how the throttle release trigger was connected to the spring linking both triggers. This was a guess because the bottom trigger was broke and hanging loosely.
3. In po
... Read moressession of the new trigger I installed the spring to the new lower throttle trigger. This was the tricky part making sure it was installed correctly so the tension would be constant when all hooked together.
4. I connected the two triggers together and proceeded to install the left handle cover and ultimately the top cover.
5. All worked good the first time around and I was happy.
This was super easy. Simply remove the three hex bolts that hold the handle assembly together and remove and replace the broken plastic trigger. Replace handle assembly and tighten hex bolts. Done.
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Model Cross Reference
This part works with the following models:
ERP Number: ERP9975033
Manufacturer Part Number: 537260503
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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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_7.gif "Part Location Diagram of 537260503 Husqvarna Throttle Trigger")
