DescriptionThis video provides step-by-step instructions for replacing the throttle control on Craftsman and Poulan chainsaws. The most common reason for replacing the throttle control is when the trigger is broken, causing the engine to not rev up when the throttle trigger is pulled.
All of the information for this throttle control replacement video is applicable to the following brands: Craftsman, Poulan
Tools used: T25 Torx bit screwdriver, 5/16” socket
Step-By-Step Instructions1
Before you replace the throttle arm in your chainsaw first make sure the engine has cooled and that the on-off switch is in the “off” position.
2
Now unthread the knob securing the air filter cover and pull the cover off.
3
Release the retaining bar securing the air filter and pull the filter out.
4
Use a t-25 torx bit screwdriver to remove the screws securing the engine cover.
5
Confirm that the chain brake is engaged then pull the cover off.
6
Remove the screw securing the air filter housing to the base.
7
Now use a 5/16th inch socket or nut driver to unthread the nuts from the carburetor mounting posts.
8
Detach the air filter housing.
9
You can now depress the trigger to release the old throttle arm and remove it from the carburetor.
10
Prepare the new throttle arm for installation by attaching the plastic actuator to the rod.
11
Now insert the rod into the bracket on the carburetor and realign the actuator with the trigger.
12
Reposition the air filter housing and rethread the nuts on the mounting posts.
13
Replace the screw as well.
14
Realign the engine cover.
15
Replace the screws to secure.
16
Replace the air filter in the housing and secure it with the retaining bar.
17
Realign the cover and rethread the knob to secure.
18
With the repair completed turn the on-off switch to the “on” position and your chainsaw should be ready for use.