Hyundai R320LC-7 Excavator Parts Catalog PDF – Complete Illustrated Parts Manual

Description

Hyundai R320LC-7 Parts Catalog PDF

This is the full illustrated parts catalog for the Hyundai R320LC-7 crawler excavator, presented as a single downloadable PDF. It is a diagram-driven document: nearly every page is an exploded view with numbered balloons that tie back to a printed item list giving the part number, description, quantity and serial-number applicability for each component. If you need to identify a part on an R320LC-7, confirm a number before ordering, or rebuild a system from the ground up, this is the reference that connects the drawing to the number.

File Details

• Manual type: Illustrated parts catalog
• Machine: Hyundai R320LC-7 crawler excavator
• Language: English
• File format: PDF
• Page count: 673 pages
• Revision dates visible in the document: revisions up to REV.12B (2012.2.29)
• Print date shown: 2018.09.05 (HCE e-Catalogue system)
• Structure: Exploded illustrations with item lists, part numbers, quantities and serial break notes

Chapters Covered

• Engine assembly and engine mounting – brackets, resilient mounts, washers, fan blades, hoses, drain valves
• Muffler and exhaust – muffler assemblies, tail pipe, brackets, clamps, exhaust pipe connectors
• Air conditioner and heater mounting – compressor, drier receiver, condenser assembly, intercooler, hoses, V-belt, pulleys
• Air conditioner and heater units – HVAC cases, blower, evaporator core, heater core, expansion valve, motors and actuators, intake case
• Cab electric systems – cluster assemblies, wiper assemblies, controllers, radio and USB player options, beacon lamp options, switches
• Boom electric – boom wire harness, work lamp assemblies, brackets, clips and clamps
• Engine harness and electrical – alternator, sensors, relays, start motor cables, pressure senders
• Frame harness and battery – battery brackets, covers, relay, travel alarm, washer tank, work lamp
• Fuel filler pump – pump and motor assembly, rotor, vanes, check valve, strainer, hose
• Fuel system – fuel warmer kit, prefilter assembly, fuel hose, copper washers, brackets
• Main pump and hydraulic piping – upper hydraulic piping, travel piping types 1 and 2, pilot hydraulic piping, boom and arm piping
• Main control valve – housing sections, spools, relief valves, holding kits, holding valves, plug and O-ring breakdowns
• Swing motor and swing reduction gear – motor units, brake valve, relief valves, casings, carriers, planetary gears
• Travel motor and travel reduction gear – motor units, swash plate, brake piston, reduction gear trains, floating seals
• Remote control valve – RCV lever assemblies and RCV pedal assemblies
• Turning joint – hub, shaft, cover, slipper seal, wear rings
• Cylinders – boom, arm and bucket cylinder assemblies with gland, piston, seal and pipe breakdowns
• Boom, arm and bucket assemblies – bushings, dust seals, grease nipples, bucket teeth, adapters, side cutters and shims
• Boom grease lubrication system
• Quick clamp assemblies and safety lock systems
• Undercarriage – sprockets, track rollers, carrier rollers, idlers, track chains, track shoes, track bolts and nuts
• Adjuster and recoil components – track cylinder, spring, rod, bracket
• Cab assembly and interior – cab shell, sun roof, head lining, wall trim, ducts, seat base, console boxes
• Cab windows and side door – front window, glass, weather strips, sash assemblies, hinges, latches
• Seat assemblies – including air ride and heated seat options
• Counterweight, upper frame and lower frame
• Hood, side covers, cowls and under covers
• Mirrors, tool box, foot boards and hand rails
• Decal kits, trade mark kits, lifting charts and service instruction decals
• Optional equipment – quick clamp, breaker piping kits, accumulator kit, seat heating, beacon lamps
• Engine service components – cylinder block, crankshaft, camshaft, cylinder head, pistons, injectors, fuel injection pump, water pump, thermostat, turbocharger, oil pan

IMAGES PREVIEW

Because the catalog is organised as a parts identification tool rather than a narrative service guide, its real strength is completeness at the component level. Each illustration is followed by a tabulated item list where the balloon number on the drawing matches a line in the table. That line carries the part number, the part description, the quantity used on the machine, and where applicable a serial-number note telling you whether that number applies before or after a given machine serial. The same pattern repeats across every system on the R320LC-7, so the numbering logic is consistent whether you are looking at an engine bracket or a swing reduction gear.

Serial Number and Option Notes

A significant portion of the catalog is break-sensitive. Many item lists carry serial markers such as #0186, #0187, #0796, #1281, #1925, #2403 and similar, meaning the correct part number changes depending on the machine serial number. Options are flagged in the same tables – low noise configurations, optional air conditioning, heated seat, beacon lamp, pre-heater, high walker, wear-resistant bucket, 6.6 ton counterweight, and various boom and arm length combinations. Checking these notes before ordering is what keeps a parts order correct on the first attempt.

What This Parts Catalog Lets You Do

With this Hyundai R320LC-7 parts catalog PDF you can identify a component from an exploded diagram and read off its exact part number, verify how many of that part the machine uses, and confirm whether your machine’s serial number falls inside the range that part applies to. It supports ordering replacement parts for the engine assembly and mounting, the exhaust and muffler group, the air conditioning and heater system, the boom, arm and bucket cylinders, the hydraulic piping network, the main control valve, the swing and travel motors with their reduction gears, the turning joint, the undercarriage, and the cab interior and electrical systems.

It is equally useful as a rebuild reference. When a swing reduction gear or a travel motor comes apart, the exploded view shows how the internal components stack together, and the item list names each of them. The same applies to the main control valve spools and holding kits, the RCV lever and pedal internals, the cylinder glands and piston seals, and the track adjuster assemblies. Knowing the correct part number and the correct assembly order before a rebuild saves both time and repeat labour.

Ordering the wrong part number is the most common and most expensive mistake in excavator repair, and it is almost always caused by working without a parts diagram. A break-sensitive catalog like this one removes the guesswork – you match the drawing, you read the serial note, you order the number the machine actually takes.

The file is delivered as an instant PDF download after payment. There is no shipping, no waiting for a parcel, and no physical book to keep track of. Open it on a laptop in the workshop, on a tablet next to the machine, or on a phone at the parts counter. Individual pages can be printed and taken to the job so the diagram you need is right beside the component you are working on.