![Disassembly-of-Yanmar-Starter-Motor-1](https://blog.obdii.shop/wp-content/uploads/2024/07/Disassembly-of-Yanmar-Starter-Motor-1.jpg)
For Yanmar diesel engines used in agricultural equipment, excavators, tractors, marine generators, and diagnostic tools.
(1) Disassembly Order
- Nut M8 (Disconnect the connecting cable)
- Screw M4 (2)
- Through bolt M5 (2)
- Rear cover
- Brush holder
- Yoke clip
- Return spring
- Pinion shaft
- Clutch assembly
(2) Disassembly Procedure
- Nut M8
- Remove the nut M8 (12mm) from the magnet switch and disconnect the connection cable.
- Remove the nut M8 (12mm) from the magnet switch and disconnect the connection cable.
- M4 Screws (2)
- Remove the two M4 screws.
- Remove the two M4 screws.
- M5 Through Screws (2)
- Remove the two M5 through screws.
- Remove the two M5 through screws.
- Rear Cover
- Remove the M4 screws securing the brush holder to the rear cover.
- Remove the through screws M5 and then remove the rear cover.
- Brush Holder
- Use a brush spring puller to pull the brush springs upwards.
- Touch the negative (-) side brush spring to the side of the brush and release it from the brush.
- On the positive (+) side, pull the brush out of the brush holder.
- Yoke Assembly
- Remove the yoke clip and then remove the yoke assembly.
- Remove the yoke clip and then remove the yoke assembly.
- Anchor
- Remove the brush holder.
- Remove the anchor and yoke assembly.
- M6 Screws (2)
- Remove the M6 screws (10mm) to remove the magnetic switch.
- Remove the M6 screws (10mm) to remove the magnetic switch.
- Magnetic Switch
- Remove the magnetic switch.
- Remove the magnetic switch.
- Dust Cap
- Remove the dust cap from the gearbox housing.
- Shift Lever
- Remove the gear lever.
- M4 Screws (3)
- Remove the three M4 screws.
- Bearing Holder
- Remove the bearing holder.
- Gear Case
- Remove the M4 screws to remove the bearing holder and clutch assembly.
- Pinion Stopper Clip
- Remove the bearing holder and bearing at the end.
- Slide the pinion stopper inwards.
- Use a screwdriver to pry off the pinion stopper clip.
- Pinion Stopper
- Remove the pinion stopper.
- Return Spring
- Remove the return spring.
- Pinion Shaft
- Remove the pinion shaft.
- Clutch Assembly
- Remove the sprocket stopper clip.
- Remove the pinion stopper, return spring, pinion shaft, and bearing holder.
YANMAR Diagnostic Service Tool (YEDST) Yanmar Agriculture Construction Tractor Diagnostic Tool
Disassembly is now complete.
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