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The entire process of disassembly and assembly of new energy heavy-duty truck transmission!

Author:F-Diesel Date:August 21, 2025 3:44 AM Tag:[ upper cover , transmission , gearbox , control assembly removal , transmission tool specifications ]
This knowledge base introduces or describes the Detailed transmission disassembly and spindle assembly guide, including bolt removal sequence, tool specifications, and component handling steps.

Table of contents

1、Assembly Disassembly

2、Spindle Assembly

 

1. Assembly Disassembly:

 

 

Use an 8mm Allen wrench to remove the eight control assembly bolts and remove the control assembly.

 

 

Use a 16mm open-end wrench to remove the 16 upper cover assembly bolts.

 

 

Use a jackscrew to separate the upper cover housing and remove the upper cover assembly.

 

 

Use a 24mm socket wrench to remove the motor housing nuts.

 

 

Shift the transmission assembly into second gear.

 

 

Use a 16mm open-end wrench to remove the six single-axle cover bolts and remove the single-axle cover.

 

 

Use a 24mm open-end wrench to remove the two intermediate shaft front baffle bolts.

 

Use wire cutters to cut the flange locking wire.

 

 

Use an 18mm open-end wrench to remove the two flange bolts and remove the flange.

 

 

Remove the power take-off assembly.

 

 

Use a 16mm open-end wrench to remove the output rear bearing cap and intermediate shaft.

二. Spindle Assembly:

Place the spindle flat on a workbench with the small end facing up.