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Type :
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Enginestarter
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Specification :
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24V 6KW
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Number of feet :
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11T
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Brand :
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NUOJIN
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Number :
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STG93529 GM86R3033
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Quality :
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Renovate
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Delivery time :
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10 days
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The core of installing the 24V starter for the Yuchai S06 engine on Liuqi Chenglong H5 and Tianjin models is to first complete safe power-off and preparation work, then accurately locate the installation position, fix the main body, wire correctly, and finally conduct operation tests. The specific steps are as follows. Appropriate tools must be used during operation, with attention to detailed protection:
Tools and Accessories: Prepare suitable socket wrenches, box-end wrenches, and Phillips screwdrivers. Verify that the new starter model is compatible with the Yuchai S06 engine, ensuring no external damage, intact gears, and functional terminal posts. Additionally, prepare a small amount of lithium-based grease and cleaning agent.
Safe Power-off: Turn off the vehicle engine, remove the key, and first disconnect the negative battery cable to completely cut off the circuit. This prevents short circuits and sparks during installation, serving as a key safety measure.
Positioning and Cleaning: The starter is usually located at the junction of the engine and transmission. After locating it, wipe the mounting surface with a cleaning agent or gasoline-dampened (wrung-out) cotton yarn to remove oil, rust, and dust—impurities that could affect installation fit. Simultaneously, clean dirt from surrounding pipelines to avoid scratches during installation.
Aligning the Installation Position: Slowly place the new starter into position. Adjust the angle to align the starter’s mounting holes precisely with those on the engine side. Ensure the starter’s gear end faces the flywheel to allow proper gear meshing. Do not force installation, as this may damage the gears or housing.
Tightening the Fixing Bolts: Insert the original fixing bolts and tighten them evenly and symmetrically with a socket wrench. The recommended torque is approximately 37N·m. Avoid over-tightening on one side, which could deform the housing and affect subsequent gear meshing and operational stability. For rust prevention, apply a small amount of anti-rust agent to the bolts—do not use excessive amounts to prevent oil seepage into the starter interior.
Connecting the Control Wire: Locate the solenoid switch control wire connector on the starter. Insert it firmly into the corresponding interface until a clicking sound confirms it is locked in place. Do not pull the wire forcefully, as this may loosen the connection or break the wire.
Securing the Main Power Connection: Attach the thick power cable connector (connected to the positive battery terminal) to the starter’s main terminal post. Fasten it with the fixing nut using a wrench, applying a torque of approximately 9.8N·m. If there is oxidation on the terminal post, gently sand it with sandpaper beforehand to ensure good electrical contact.
Organizing the Wiring Harness: Secure the wiring harness with clips to prevent friction against other components during engine operation. Install the wiring harness bracket (if provided) with a torque of approximately 8.4N·m to avoid harness detachment.
Re-inspection and Confirmation: Recheck that all fixing bolts are tight and wiring connections are secure. Ensure no tools are left in the engine compartment before reconnecting and tightening the negative battery cable.
No-load and Startup Testing: First, switch on the power and briefly turn the key to the start position. Observe if the starter operates smoothly without abnormal noise, and if the gear extends and retracts smoothly. Then start the engine normally to test if the starter drives the engine powerfully, with no jamming or gear grinding. If the starter is weak or unresponsive, promptly check the wiring connections or gear meshing.
Do not hammer or force tightly fitted components during assembly—use press/pull tools for assistance.
Do not directly rinse internal starter components (such as the armature and field windings) with liquid cleaners. Wipe them only with dry cotton yarn.
For testing, perform a 12V no-load test on the 24V starter first, followed by a 24V no-load test to avoid overload damage.
If unfamiliar with the starter structure, refer to the vehicle’s official maintenance manual or consult professional maintenance personnel.
References：
The content you previously received regarding the installation method of the 24V starter for the Yuchai S06 engine equipped in Liuqi Chenglong H5 and Tianjin models is not derived from a specific official maintenance manual or a single authoritative document. Instead, it is a practical guide compiled based on general automotive starter installation specifications and combined with the adaptation characteristics of the relevant vehicle models and engine.
Its core content is highly consistent with the general starter installation principles and torque standards published on multiple automotive maintenance knowledge platforms. The specific reference bases are as follows:
The data mentioned in the content, including the 37N·m torque for the starter fixing bolts, 9.8N·m torque for fastening the main power terminal posts, and 8.4N·m torque for fixing the wiring harness bracket, are completely consistent with the general starter installation torque parameters released by platforms such as PCauto Encyclopedia and Aftermarket & Auto.
Requirements such as disconnecting the negative battery cable before installation, conducting a no-load test after installation, and performing a 12V no-load test first followed by a 24V no-load test for the 24V starter are consistent with the starter disassembly and assembly safety specifications and test procedures published on PCauto and Autohome.
The precautions emphasized in the content, such as prohibiting brute force hammering of tightly fitted components and only wiping parts like the armature with dry cotton yarn, also align with the starter disassembly and assembly protection key points mentioned on multiple platforms.
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