M1078 Series LMTV 2-1/2-Ton 4×4 Repair Parts and Special Tools List TM 9-2320-365-24P

Description

Official Military Technical Manual: TM 9-2320-365-24P / Air Force T.O. 36A12-1B-1095-24

The M1078 Series LMTV 2-1/2-Ton 4×4 Repair Parts and Special Tools List TM 9-2320-365-24P is the definitive military technical catalog authorizing and illustrating every replacement part, assembly, and specialized maintenance tool for the U.S. Military Light Medium Tactical Vehicle (LMTV) family. Published jointly by Headquarters, Departments of the Army and the Air Force, this manual serves as the authoritative parts reference across Unit Maintenance, Direct Support (DS), and General Support (GS) echelons. Whether you are maintaining fleet readiness, restoring surplus military equipment, or conducting teardown overhauls, this document provides the exact factory schematics, part numbers, National Stock Numbers (NSN), Commercial and Government Entity (CAGE) codes, and assembly breakdowns required to source and install components correctly.

File Details

• Manual Type: Unit, Direct Support, and General Support Maintenance Repair Parts and Special Tools List (RPSTL)
• Document Numbers: Army TM 9-2320-365-24P / Air Force T.O. 36A12-1B-1095-24
• Equipment Classification: M1078 Series, 2-1/2-Ton, 4×4, Light Medium Tactical Vehicle (LMTV)
• Publication Date: 17 June 1998 (Supersedes copy dated 27 February 1996)
• Language: English
• File Format: Adobe PDF (Downloadable)
• Issuing Agency: Headquarters, Departments of the Army and the Air Force

Complete Model Configuration & Usable On Code (UOC) Breakdown

This technical catalog covers all standard, van, chassis, and airdrop variants of the 2-1/2-ton LMTV platform. Each part listing incorporates specific Usable On Codes (UOC) to distinguish component variations across models and special configurations:

• Truck, Cargo, LMTV, M1078: With Winch (W/WN) — NSN 2320-01-360-1898, EIC BHH (UOC: LWB, with PTO); Without Winch (W/O WN) — NSN 2320-01-354-3385, EIC BHD (UOC: LAB)
• Truck, Van, LMTV, M1079: With Winch (W/WN) — NSN 2320-01-360-1891, EIC BHG (UOC: LWD, with PTO); Without Winch (W/O WN) — NSN 2320-01-354-3384, EIC BHE (UOC: LAD)
• Truck, Chassis, LMTV, M1080: NSN 2320-01-353-9098, EIC BHC (UOC: LAA)
• Truck, Cargo, LMTV, Airdrop, M1081: With Winch (W/WN) — NSN 2320-01-360-1899, EIC BHJ (UOC: LWC, with PTO); Without Winch (W/O WN) — NSN 2320-01-355-3064, EIC BHF (UOC: LAC)

Chapters Covered

• Section I. Introduction: Scope, General Information, Column Explanations, Source, Maintenance, and Recoverability (SMR) Code Breakdown, Usable On Codes, Fabrication Instructions, Assembly Instructions, and Cross-Reference Index Navigation
• Section II. Repair Parts List:
• Group 01 — Engine Assembly: Dressed Engine with Container, Engine Mounts, Engine Brackets, Cylinder Head with Valves and Gasket, Cylinder Block, Crankshaft, Pulley and Dampener, Flywheel Housing and Flex Plates, Piston and Connecting Rods, Idler Gear, Camshaft, Front and Side Housing Covers, Cam Followers, Valve Cover and Gasket, Rocker Arms, Push Rods, Valves, Valve Springs, Oil Cooler, Oil Pan and Oil Pump, Oil Hoses and Tubes, Engine Oil Sampling Valve, Oil Filter and Filter Base, Engine Oil Dipstick and Filler Tube, Crankcase Breather, Inlet Manifold, Gasket, Cover, and Exhaust Manifold
• Group 03 — Fuel System: Fuel Injector, Air Cleaner Assembly, Turbocharger, Charge Air Cooler, Pipes, Brackets and Hoses, Fuel Regulating Valve, Tubes, Fittings and Hoses, Fuel Tank, Clamps and Brackets, Governor and Fuel Transfer, Fuel Control Linkage, Fuel Filter, Fuel/Water Separator, Ether Starting Aid, and Accelerator, Hand Throttle and Linkage
• Group 04 — Exhaust System: Exhaust Pipe Heat Shield, Exhaust Pipes, Brackets and Clamps, Muffler, Ejector, Clamps and Brackets, Muffler Heat Shield, Clamps and Resilient Mounts
• Group 05 — Cooling System: Radiator, Overflow Tank, Hoses and Fittings, Radiator Fan Shroud, Thermostat and Cooling Tubes, Water Pump and Drive, and Engine Fan and Clutch Assembly
• Group 06 — Electrical System: 100-Amp Alternator and Regulator, Starting Motor and Solenoid, Auxiliary Starter Solenoid, Fuel Shutoff Solenoid, Instrument Panel, Auxiliary Panel and Switches, WTEC II Dashboard Cable Assembly and Power Distribution Panel, WTEC III Dashboard Cable Assembly and Power Distribution Panel, Turn Signal Control, Flasher Unit, Fan Solenoid, CTIS ECU, ECU Dimmer Module, Frequency ECU, 100A Reverse Polarity Relay and Starter Shunt, Headlamp Assembly, Composite Taillight Assembly, Cab and Door Clearance and Marker Lights, Chassis Clearance and Marker Lights, Backup Light, Blackout Drive Light, Composite Front Light Assembly, Sensors, Switches and Transducers, Air Brakes Pneumatic Switch, Horn, Storage Batteries, Battery Box and Cables, Engine Cable Routing, STE/ICE Cable Assembly, Intervehicle Cables, Transmission Wiring Harnesses (WTEC II & WTEC III), and Complete Chassis/Cab Wiring Harnesses
• Group 07 — Transmission: WTEC II Transmission Electronic Control Unit, WTEC II Vehicle Interface Module, WTEC III Transmission Gear Selector, WTEC III Transmission Electronic Control Unit, Torque Converter Module, Transmission Assembly with Container, Transmission Mounts, Transmission Dipstick, Front Support Assembly, P1 Planetary Carrier, P2 Planetary Carrier, P3 Planetary Carrier, Converter Housing Module, Mainshaft Module, Adapter Housing Module, C3, C4 and C5 Clutch Assemblies, Rotating Clutch Module, Control Valve Module, Transmission Oil Filters, Transmission Oil Filler Tube and Cooler, Scavenge Pump, Hose and Fittings, and Transmission Oil Sampling Valve
• Group 08 — Transfer and Final Drive: Transfer Case Module Assembly, C6 and C7 Clutch Packs, and P4 Planetary Carrier
• Group 09 — Propeller Shafts: Driveshafts and Universal Joint Assemblies
• Group 10 — Front Axles: Front Axle and Wheel End Assembly, and Front Axle Differential Carrier
• Group 11 — Rear Axles: Rear Axle and Wheel End Assembly, and Rear Axle Differential Carrier
• Group 12 — Brakes: Front Brake Assembly, Rear Brake Assembly, Front and Rear Gladhands, Hoses and Fittings, Front Axle Quick Release Valve, Air Tanks, Clamps, Hoses and Fittings, CTIS Quick Release Valves, Load Sensing Valve, Air Brake Protection Valve, Anti-Compounding Relay Valve, Air Relay Valve, Two-Way Check Valves, Inversion Valve, Rear Brake Hoses and Clamps, Brake Pedal, Foot Control Valve, Park and Trailer Air Supply Valves, Low Pressure Transmitter Valves, Manifold Valve, and Air Compressor Assembly
• Group 13 — Wheels: Wheel Assembly, Central Tire Inflation System (CTIS) Valve, Beadlock, and Pneumatic Tires
• Group 14 — Steering: Tie Rod and Tie Rod Ends, Steering Wheel and Column, Steering Gear, Pitman Arm, Drag Link, Power Steering Pump, Power Steering Hoses, and Power Steering Reservoir
• Group 15 — Frame: M1078, M1079, M1080 Frame Assemblies, M1081 Frame Assembly, Rear Light Carrier, Airdrop Parachute Suspension Assembly, Front Bumper and Gravel Deflector, Front Lift Beam, Airdrop Extraction Assembly, Pintle Hook, and Spare Tire Retainer
• Group 16 — Springs and Shocks: Front Leaf Spring Suspension, Front Resilient Mount and Angle Brackets, Rear Leaf Spring and Torque Rods, Rear Resilient Mount and Mechanical Stop, Front Shock Absorbers, Rear Shock Absorbers, and Rear Stabilizer Bar
• Group 18 — Body and Cab: Standard Cab Assembly, Doors, and Hinges, Airdrop Cab Assembly, Doors, and Hinges, Dashboard, Cab Roof Hatch and Front Grille, Splash Guards, Door Locks and Handles, Airdrop Davit Boom Assembly, Front and Rear Cab Supports, Leveling Valve, Cab Fenders, Windows, Cab Interior Liners, Seating, Seat Belts, Tool Box, Storage Boxes, M1078/M1081 Cargo Beds, Dropside Assemblies, Ladder, Van Body Upper Subframe, Van Lifting Arm, Van Pod Assembly, Van Door Assemblies, Van Electrical Boxes, Conduits, Relay Boxes, Breaker Boxes, and Van Power Panels
• Group 20 — Hoist, Winch, Power Control Unit and Power Take-Off: 11K Self-Recovery Winch Assembly, Winch Cable, Guides, Rollers, Brackets, and Power Take-Off (PTO) Assembly
• Group 22 — Body Chassis and Accessories: Windshield Washer Reservoir, Wiper and Motor, Cab Mirrors, Reflectors, Personnel Heater Assembly, and Data Identification Plates
• Group 24 — Hydraulic Lift Components: Air/Hydraulic Power Unit, Hoses and Fittings, Back-up Hydraulic Pump, Hydraulic Manifold, Cab Hydraulic Cylinder, Spare Tire Retainer Lift Cylinder, Winch Control Valve, Suspension Cylinder, and Hydraulic Reservoir and Filter
• Group 33 — Special Purpose Kits: Engine and Transmission Shipping Containers, Arctic Swing Fire Kit, Cargo Furnace Assembly, Heater and Power Cables, Arctic Exhaust Kit, Cab Arctic Heater Kit, Van Heater Kit, Van Air Conditioner Kit, Fording Kit, Amber Warning Light, Troopseat Kits, Soft Top Cover Kit, 200A Alternator Kit and Regulator, Light Material Handling Crane Kit (Mast, Boom, Winch, Hoist, Handle, Extension, Circuit Breaker), and Shelter Tiedown Kit
• Group 34 — Armaments: Machine Gun Mounting Kit, Small Arms Mount, and Air Dryer
• Group 47 — Measuring Gages: Air Filter Warning Indicator
• Repair Parts Kits & Bulk Material: Gasket sets, seal replacement kits, overhaul packages, and fabrication stock listings
• Section III. Special Tools List: Unit Maintenance Special Tools, Direct Support Maintenance Special Tools, and General Support Maintenance Special Tools
• Section IV. Cross Reference Indexes: Part Number Index, National Stock Number (NSN) Index, and Figure and Item Number Index

Together, these functional groups provide logistics specialists, mechanics, and maintenance depots with an exhaustive roadmap of every hardware item, structural member, hydraulic fitting, and electronic module found on the LMTV family. By consulting the M1078 Series LMTV 2-1/2-Ton 4×4 Repair Parts and Special Tools List TM 9-2320-365-24P, maintenance personnel can immediately match damaged or worn parts with their primary manufacturer part numbers, Commercial and Government Entity (CAGE) codes, and National Stock Numbers for requisition.

Comprehensive Technical & Parts Architecture

The M1078 Series LMTV 2-1/2-Ton 4×4 Repair Parts and Special Tools List TM 9-2320-365-24P is designed around the modular maintenance concept utilized by modern armed forces. Key technical sub-systems documented in full detail include:

Powertrain, Engine & Cooling Subsystems

Detailed parts breakdowns cover the dressed diesel engine block, cylinder head with integral valves and preformed seals, crankshaft, pistons, connecting rods, vibration dampener, camshaft, and valve train. The lubrication system is extensively cataloged from the rotary oil pump and oil pan to the fluid cooler core, bypass check valves, spin-on filter bases, and dedicated Army Oil Analysis Program (AOAP) sampling valves. Cooling coverage details the heavy-duty radiator, coolant overflow reservoir, thermostatically controlled cooling tubes, centrifugal water pump, fan shroud, and pneumatic fan clutch assembly.

IMAGES PREVIEW

WTEC II & WTEC III Electronic Transmission Controls

The manual provides complete coverage for both early-generation WTEC II and later-generation WTEC III Allison automatic transmission configurations. It illustrates the internal torque converter module, mainshaft module, converter housing, front support, P1, P2, and P3 planetary carriers, C3/C4/C5 clutch assemblies, rotating clutch packs, and hydraulic control valve manifold. Technicians can trace shift selector harnesses, Vehicle Interface Modules (VIM), transmission electronic control units (ECU), internal solenoid bodies, pressure switches, scavenge pumps, and transmission fluid coolers across specific transmission serial breaks (including pre- and post-serial 6510005902, 6510024410, 6510032369, 6510069120, and 6510090786 transitions).

Axles, Final Drive & Central Tire Inflation System (CTIS)

Exploded schematics display the Rockwell/Meritor front and rear driving axles, differential carriers, amboid ring and pinion drive gears, differential spiders, bevel gears, and bearing spacer kits. The wheel end assemblies feature complete breakdowns of the planetary reduction gears, tapered roller bearings, CTIS rotary seals, brake drums, and axle shafts. For the Central Tire Inflation System, the catalog details the electronic control unit, wheel valves, frame-mounted quick-release valves, pressure transducers, manifold valves, and pneumatic lines running from the engine-driven reciprocating air compressor.

Chassis, Air Brakes & Airdrop Special Equipment

The structural chassis sections distinguish between the standard M1078, M1079, and M1080 frame rails and the specialized reinforced frame of the air-droppable M1081. Braking components include dual-circuit foot control treadle valves, load sensing proportioning valves, spring-brake inversion valves, gladhands, and air reservoir tanks. Furthermore, unique low-velocity airdrop (LVAD) equipment is thoroughly documented, including parachute suspension brackets, davit boom assemblies, extraction brackets, and quick-release pins.

Understanding SMR (Source, Maintenance, and Recoverability) Codes

Every line item in the parts lists includes a standardized 5-position SMR code that dictates military logistics and depot procedures:

• Source Code (Positions 1 & 2): Identifies how the item is acquired into the supply inventory (e.g., PA/PB/PC stocked items, KD/KF/KB parts supplied in kits, MO/MF/MH items manufactured at organizational/DS/GS level, AO/AF/AH items assembled at field levels, or XA/XB items requiring ordering by next higher assembly or part number).
• Maintenance Code — Use (Position 3): Specifies the lowest echelon authorized to remove, replace, and use the item (O = Organizational/Unit level, F = Direct Support level, H = General Support level, D = Depot).
• Maintenance Code — Repair (Position 4): Identifies the lowest level possessing the equipment, tools, and technical capacity to perform complete repair or overhaul (Z = Nonrepairable; O, F, H, D = corresponding maintenance tier).
• Recoverability Code (Position 5): Instructs supply personnel on disposition when an item becomes unserviceable (Z = Condemn and dispose at replacement level; O, F, H, D = Evacuate to designated echelon for repair or condemnation; A = Requires special hazardous or precious material handling).

Why This Technical Catalog Is Essential for Maintenance & Procurement

Working on military tactical vehicles without the factory RPSTL inevitably leads to incorrect part ordering, mismatched thread pitches, incompatible electrical revisions, and prolonged equipment downtime. Because military vehicles undergo continuous engineering change proposals (ECPs), components like dashboard wiring harnesses, power distribution panels, transmission selectors, and oil lines differ significantly between vehicle serial numbers and build years. The M1078 Series LMTV 2-1/2-Ton 4×4 Repair Parts and Special Tools List TM 9-2320-365-24P provides the critical link between the visual hardware on the truck and modern part numbers, enabling civilian mechanics, government contractors, and private vehicle owners to locate parts via commercial supplier databases and surplus logistics channels.

Delivered as an instant digital PDF download, this manual offers immediate access on workshop tablets, laptops, and mobile devices, eliminating shipping waits and allowing pages to be printed on demand for hands-on bay work. Retain authentic specifications, verify assembly order, and ensure complete operational reliability across your entire fleet by adding the official M1078 Series LMTV 2-1/2-Ton 4×4 Repair Parts and Special Tools List TM 9-2320-365-24P to your technical library today.