4TNV98 4TNV98T Engine Starter Motor 129900-77010 YM129900-77010 For Yanmar Komatsu Engine Part
| Brand Name | For Yanmar Komatsu |
| Engine Model | 4TNV98 4TNV98T |
| Part Name | Engine Starter Motor |
| Part Number | 129900-77010 YM129900-77010 |
| Warranty | 12 months |
| Brand | YEM |
| Condition | New |
| Application | Backhoe loaders, Excavators, Skid Steer Loaders, Wheel Loaders, Truck |
Item Include:
1 PCS Engine Starter Motor
BACKHOELOADERS
WB70A
EXCAVATORS
PC75
PC75R
PW75
PW75R
SKID STEER LOADERS
SK09J
WHEEL LOADERS
WA65
WA65PT
WA75
Truck
FD20-12
FD23-12
FD25-12
FD28-12
FD30-12
FD25T-12
FD28T-12
FD30T-12
FD20T-12
FD23T-12
FD28T-16
FD30T-16
FD20T-16
FD25T-16
FD32T-16
FD35AT-16
Product Installation Operation Method
To install the 4TNV98 4TNV98T Engine Starter Motor 129900-77010 for Yanmar Engine Part, please follow these steps:
-
Prepare the Work Area:
- Ensure the engine is turned off and cool before starting the installation process.
- Park the vehicle on a level surface and engage the parking brake for safety.
-
Disconnect the Battery:
- Locate the vehicle's battery and disconnect the negative terminal to prevent electrical hazards.
-
Access the Engine Compartment:
- Open the hood or access the engine compartment of the equipment where the Yanmar engine is installed.
-
Locate the Starter Motor:
- Identify the current starter motor's location in the engine compartment.
-
Remove the Old Starter Motor:
- Carefully disconnect all electrical connections attached to the old starter motor.
- Remove any mounting bolts or brackets securing the old starter motor to the engine.
-
Prepare the New Starter Motor:
- Ensure that the new starter motor matches the exact specifications and part number for the Yanmar engine.
- Verify that all mounting holes and electrical connections align correctly with the engine.
-
Install the New Starter Motor:
- Position the new starter motor in place and secure it with the mounting bolts or brackets.
- Reconnect all electrical connections to the new starter motor, ensuring proper connections are made.
-
Reconnect the Battery:
- Reattach the negative terminal of the vehicle's battery to restore electrical power.
-
Test the Starter Motor:
- Before starting the engine, test the starter motor to ensure proper installation and functionality.
- Turn the ignition key to the "Start" position and observe the starter motor's operation. Verify that it engages the engine smoothly.
-
Final Checks:
- Double-check all connections and mounting to ensure everything is secure and properly aligned.
- Close the engine compartment and ensure there are no tools or equipment left inside.
-
Start the Engine:
- Start the engine and listen for any unusual sounds or issues related to the starter motor.
Congratulations! The Engine Starter Motor has been successfully installed on your Yanmar Engine. Please refer to the manufacturer's guidelines and safety instructions for further maintenance and usage.

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