Saildrive Seal Replacement: Difference between revisions
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Description: Seal replacement on a Yanmar SD20/SD25 requires removing the rear cover to access the propeller shaft seals<br> | Description: Seal replacement on a Yanmar SD20/SD25 requires removing the rear cover to access the propeller shaft seals<br> | ||
'''Links'''<br> | '''Links'''<br> | ||
*Instructions: [https://www.strikhedonia.com/yanmar-sd20-saildrive-seal-replacement/ | *Instructions:'' [https://www.strikhedonia.com/yanmar-sd20-saildrive-seal-replacement/ Internal Link]<br> | ||
*Stuck bolt removal: [https://www.strikhedonia.com/removal-of-frozen-bolts-on-sd20-saildrive/ | *Stuck bolt removal:'' [https://www.strikhedonia.com/removal-of-frozen-bolts-on-sd20-saildrive/ Internal Link]<br> | ||
'''Documents'''<br> | '''Documents'''<br> | ||
*Rear cover puller drawing: [[File:SD20 Rear Cover Puller.pdf|thumb|Link]] <br> | *Rear cover puller drawing:'' [[File:SD20 Rear Cover Puller.pdf|thumb|Link]] (DXF file available and I have an extra plate for sale, $30 plus shipping, contact me for details)'' <br> | ||
'''Videos'''<br> | '''Videos'''<br> | ||
*SD20 disassembly and reassembly | *Video - SD20 disassembly and reassembly:'' [https://youtu.be/VTKR7T0mvMo?si=xruUGrQE508RCtuF/ External Link]<br> | ||
:Key Parts: | :Key Parts: | ||
# 1:00 Disassembly of the propeller shaft assembly from the saildrive | # 1:00 Disassembly of the propeller shaft assembly from the saildrive | ||
| Line 13: | Line 13: | ||
# 9:09 Installation of shims and seals | # 9:09 Installation of shims and seals | ||
# 11:07 Installation of propeller shaft assembly into saildrive | # 11:07 Installation of propeller shaft assembly into saildrive | ||
'''Pictures'''<br> | |||
[[File:SD20 Rear Cover Puller.jpg|thumb|SD20 rear cover puller attached]] <br> | |||
Latest revision as of 14:54, 18 September 2026
General
Description: Seal replacement on a Yanmar SD20/SD25 requires removing the rear cover to access the propeller shaft seals
Links
- Instructions: Internal Link
- Stuck bolt removal: Internal Link
Documents
- Rear cover puller drawing: File:SD20 Rear Cover Puller.pdf (DXF file available and I have an extra plate for sale, $30 plus shipping, contact me for details)
Videos
- Video - SD20 disassembly and reassembly: External Link
- Key Parts:
- 1:00 Disassembly of the propeller shaft assembly from the saildrive
- 9:00 Removal of the seals
- 9:09 Installation of shims and seals
- 11:07 Installation of propeller shaft assembly into saildrive
Pictures
