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Video & Articles: Appliance & Equipment RepairRyobi String Trimmer Lower Drive Shaft Replacement #308035047 
Ryobi String Trimmer Lower Drive Shaft Replacement #308035047
Total Parts Cost
$NaN02:13
- Description
This video provides step-by-step instructions for replacing the lower drive shaft on a Ryobi string trimmer.
All of the information in this replacement video is applicable to the following brands: Ryobi
All of the information in this replacement video is applicable to the following brands: Ryobi
Step By Step Instructions
1
To replace the lower driveshaft on your string trimmer,
2
Use a 5/16 inch socket or nut driver to unthread the gearcase locking screw.
3
Using a 3/8 inch socket or nut driver, unthread the clamp screw and you can remove the gear case and trimmer head.
4
Next, unthread the mounting bolts securing the guard assembly to the driveshaft.
5
Now, unthread the wing screw to loosen the clamps securing the lower shaft.
6
Depress the retaining button to release the old shaft.
7
Install the new lower driveshaft by inserting it into the upper shaft, making sure the retaining button aligns with the hole.
8
Fully thread the wing screw to tighten the clamp.
9
Install the guard by hooking it on the mounting bracket, then align it on the shaft and thread the mounting bolt to secure.
10
Position the gearcase and trimmer head on the driveshaft, align the hole in the gear case with the hole in the driveshaft, and thread the locking screw.
11
With the gear case secure, tighten the clamp screw and your string trimmer should be ready for use.
Description
This video provides step-by-step instructions for replacing the lower drive shaft on a Ryobi string trimmer.
All of the information in this replacement video is applicable to the following brands: Ryobi
All of the information in this replacement video is applicable to the following brands: Ryobi
Step-By-Step Instructions
1
To replace the lower driveshaft on your string trimmer,
2
Use a 5/16 inch socket or nut driver to unthread the gearcase locking screw.
3
Using a 3/8 inch socket or nut driver, unthread the clamp screw and you can remove the gear case and trimmer head.
4
Next, unthread the mounting bolts securing the guard assembly to the driveshaft.
5
Now, unthread the wing screw to loosen the clamps securing the lower shaft.
6
Depress the retaining button to release the old shaft.
7
Install the new lower driveshaft by inserting it into the upper shaft, making sure the retaining button aligns with the hole.
8
Fully thread the wing screw to tighten the clamp.
9
Install the guard by hooking it on the mounting bracket, then align it on the shaft and thread the mounting bolt to secure.
10
Position the gearcase and trimmer head on the driveshaft, align the hole in the gear case with the hole in the driveshaft, and thread the locking screw.
11
With the gear case secure, tighten the clamp screw and your string trimmer should be ready for use.
Applicable Product Model
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