LAND ROVER LT230Q TRANSFER BOX OVERHAUL MANUAL

This manual contains procedures for overhaul of the LT230Q transfer box. For all other information regarding adjustments and removal of oil seals, consult the Repair Manual for the model concerned.

This transfer box is fitted to the following models:

• Serial No. Prefix 36D and 37D – Discovery
• Serial No. Prefix 38D and 40D – Defender

How to use this manual
To assist in the use of this manual the section title is given at the top and the relevant sub-section is given at the bottom of each page.

This manual is divided into 3 sections:

• Description and Operation,
• Overhaul and
• Data, Torque & Tools.

To assist filing of revised information, each sub-section is numbered from page 1. Individual items are to be overhauled in the sequence in which they appear in the Manual. Items numbered in the illustrations are referred to in the text.

Overhaul operations include reference to Service Tool numbers and the associated illustration depicts the tool. Where usage is not obvious the tool is shown in use. Operations also include reference to wear limits, relevant data, torque figures, specialist information and useful assembly details.

CONTENTS

• DESCRIPTION AND OPERATION
• FRONT OUTPUT HOUSING COMPONENTS
• DIFFERENTIAL COMPONENTS
• MAIN CASING COMPONENTS
• REAR OUTPUT HOUSING AND TRANSMISSION BRAKE COMPONENTS
• DESCRIPTION
• OPERATION
• OVERHAUL
  • TRANSFER BOX DISMANTLING
  • COMPONENT DISMANTLING
  • High/low cross shaft housing
  • Front output housing
  • Rear output housing
  • Main casing
  • Mainshaft input gear bearing housing
  • Intermediate gears
  • Mainshaft input gear assembly
  • Differential lock selector
  • Differential
• INSPECTING COMPONENTS
  • Intermediate gears and shaft
  • Mainshaft input gear
  • High/low cross shaft and housing
  • Front output housing and differential lock selector
  • Rear output housing
  • Main casing
  • Mainshaft input gear bearing housing
  • High/low selector fork and shaft
  • Differential
• COMPONENT ASSEMBLING
  • Differential
  • Main casing
  • Mainshaft input gear bearing housing
  • Mainshaft input gear assembly
  • Intermediate gears
  • Rear output housing
  • Front output housing
  • High/low cross shaft housing
  • Differential lock selector
•  TRANSFER BOX ASSEMBLING
  • Mainshaft input gear bearing pre-load
  • Rear output housing
  • Differential bearing pre-load
  • Front output housing
  • Intermediate gears
  • Intermediate gear bearing pre-load
  • Bottom cover
  • High/low selector shaft detent
  • Interlock solenoid – if fitted
  • Neutral warning lamp switch – if fitted
  • Differential lock warning lamp switch – adjust
  • Transmission brake
• DATA, TORQUE & TOOLS
  • DATA
  • TORQUE FIGURES
  • SERVICE TOOLS

Language: English
Format: PDF
Pages: 80

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