Case 621D Wheel Loader Parts Catalog – October 2009 Edition 84243351 PDF

Description

Case 621D Wheel Loader Parts Catalog – October 2009 Edition 84243351

Every part on a Case 621D wheel loader, catalogued down to the last bolt. This is the October 2009 parts catalog issued under document number 84243351, and it covers the machine end to end: engine and cooling, fuel system, electrical, steering, transmission and axles, brakes, hydraulics and the full loader linkage, plus chassis, cab, canopy, ROPS and decals. Each figure pairs an exploded illustration with a line-by-line parts list, so the correct part number, quantity, modification status and serial break point is right in front of you before you order.

Because the same document was used across several markets, the parts list columns present descriptions in multiple languages side by side – Portuguese, English and Spanish on the cover, with additional German, Italian, Danish and French description columns inside the tables. For a dealer or independent workshop working on a 621D from any of those markets, one catalog handles the lookups.

File Details

• Manual type: Parts Catalog
• Brand: Case (CNH)
• Model: 621D Wheel Loader (Pá-Carregadeira / Cargadora)
• Document number: 84243351
• Edition: October 2009
• Publisher: CNH America, LLC / CNH Latin America Ltda
• Languages: Multilingual – English, Portuguese, Spanish, plus German, Italian, Danish and French description columns
• Page count: 898
• File format: PDF

Chapters Covered

• Engine and Cooling (02 group): engine mounting, radiator mounting, engine belt and belt cover, coolant recovery, fuel cooler, fan motor and fan motor mounting, standard and reversible fan motors, pressure relief valve, air filter mounting and assembly, air pre-filter (including sugarcane bagasse option), muffler, water pump, front gear cover, turbocharger mounting and assembly, oil filter and cooler, oil pump and oil pan, oil pan drain, cylinder head cover and valve mechanism, camshaft, engine block and side cover, water outlet and dipstick, crankshaft, flywheel and housing, pistons and connecting rods, cylinder head and cylinder block gasket kits
• Fuel System (03 group): accelerator and linkage, accelerator pedal, fuel lines and filter, fuel tank and related parts, sugarcane bagasse guards, fuel pump and fuel injector, fuel filter and lift pump, aneroid line, fuel pump drive, water separator filter
• Electrical (04 group): 65A and 45A alternators (assembly and mounting), starter, control panels for cab and ROPS/canopy models, instrument panel and steering column, engine hood harness, front harness for Z bar and XT, cab roof harness, cab fuse and relay harness, canopy and ROPS harness and its fuse/relay section, transmission harness, engine harness, rear chassis harness, relay panel harness, battery harness, front and rear lamp mounting and assembly, license lamp, front and rear flood lamps, backup alarm, rotating beacon (both part options), cigarette lighter, front and rear cab wipers, cold start system, 12V and 24V radio, converter and power outlet
• Steering (05 group): steering column, steering column assembly, steering control valve, STD and auxiliary steering pressure and return circuits, control valve to cylinder circuits, steering oil cooler, steering cylinders
• Powertrain, Transmission, Axles and Wheels (06 group): transmission oil cooler circuit, transmission mounting, filler tube and sight gauge, torque converter and cover, input shaft (both serial ranges), housing, housing tubes, clutch assemblies for first through fourth gears plus forward and reverse, output shaft, power take off, valve plates, control valves, regulator valve and oil pump, sensors and pump cover, oil filter and filler cover, axle assembly, front and rear axle mounting, intermediate housings, housing assemblies, differentials, wheel hubs, brakes, rear axle support and stop, drive shafts (engine, front, centre and rear), wheels and tyres
• Brakes (07 group): parking brake, pump hydraulic circuit, pedal hydraulic circuit, fan reversing hydraulic circuit, pedal to accumulators, pedal to axles, brake pedal
• Hydraulics and Loader (08 group): hydraulic tank, tank to pump and control valve circuits, hydraulic oil filter, loader lift circuits for Z bar and XT, bucket circuits for Z bar and XT, bucket auxiliary circuits for Z bar 3 spool, XT 3 spool and 4 spool, coupler locking circuit, ride control (fertiliser), coupler circuits, hydraulic pump, loader control valves in 2, 3 and 4 spool versions for both Z bar and XT, valve spools, mounting groups for 2, 3 and 4 spool valves, loader control valve assemblies, loader lift cylinder, bucket cylinder for Z bar and XT, remote control circuits for 1 lever/2 spool, 2 lever/3 spool and 3 lever/4 spool, accumulators, single-lever remote control, joystick with one lever, joystick with two levers, loader control lever groups, ride control directional valve to loader valve, directional valve to accumulator, ride control valve, ride control accumulator
• Chassis, Cab, Canopy and Decals (09 group): return-to-dig controls for Z bar and XT, bucket height and return to transport controls, loader lift frames for Z bar and XT, bucket attachment groups, bucket assemblies from 1.55 to 2.3 cubic metres, rear frame pivot and covers, counterweights, engine hood and hood insulation, battery box covers, rear and front fenders in narrow and wide versions, wheel wells, left and right hand steps, front frames for Z bar and XT, operator seat mounting and mechanical suspension versions, canopy assembly, ROPS with glasses, canopy and ROPS covers, anti-vandalism protection, cab with air conditioning and heater, cab lower covers, condenser cover, mirrors and sun visor, cab interior, cab insulation, console and wrist support covers, air ducts and louvres, heater and air conditioning filters, right and left hand windows, cab door, window catch, heater and air conditioning ducts, heater and air conditioning core, heater system, air conditioning system, compressor to cab, condenser and compressor mounting, decals and warning decals in English, Portuguese, Spanish and French

What the catalog gives a technician

Working on a 621D is a matter of pulling assemblies, replacing worn components and putting them back together with the right hardware. That is exactly what a parts catalog is for, and this one is laid out to make the lookup fast. Each figure shows the assembly as an exploded view with numbered callouts. Directly below it, the parts table lists the reference number, the part number, the modification indicator, the quantity and a description across all the language columns. Where a component changed during production, the table carries the break point in the YR/SN column, so an early-build machine and a late-build machine are not accidentally given the same part.

Common shorthand you will see throughout: NSS means the item is Not Serviced Separately and must be ordered as part of its parent assembly; AR means As Required, typically for shims, seals, or quantities that depend on the build. The front-facing arrow on each illustration tells you which way the machine points, so left and right callouts match the orientation used on the machine itself. A section index at the rear of the catalog lists every figure by group number and title, which makes locating a system quick even without browsing the whole file.

How the Case 621D parts catalog is organised

The catalog runs from engine and cooling, through fuel, electrical, steering, transmission and axles, brakes and hydraulics, and finishes with chassis, cab, canopy and decals. Within each group the figure number carries the sequence – for example 02-02 is engine mounting, 06-52 is the front axle differential, and 09-114 is the air conditioning system. Serial number break points printed alongside the parts lists tell you whether a given item applies to your machine, and optional equipment such as the reversible fan, ride control, quick coupler, cold start system and the sugarcane bagasse variants is called out on the figure itself so the buyer can confirm coverage before ordering.

Section index pages at the rear number in the I-1 to I-32 range and act as a master table of contents. Between the exploded figures and that index, a complete parts lookup for the 621D can be done in seconds rather than flipping through a printed binder.

Who this is for

Fleet workshops, independent mechanics, parts counter staff, and owners who maintain their own 621D will get the most out of this catalog. Anyone rebuilding a hydraulic cylinder, replacing a transmission clutch pack, sourcing a cab window or ordering a decal set can pull the correct part number without guesswork. Dealers supporting mixed 621D populations in Portuguese, Spanish and English speaking markets will find the multilingual description columns genuinely useful when cross-referencing a customer’s request against the catalog.

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Instant PDF delivery

The catalog arrives as an instant PDF download – no shipping, no waiting for a printed binder, no scanning pages at the parts counter. Open it on a laptop in the workshop, on a tablet next to the machine, or print just the figures you need for the job at hand. With 898 pages covering every system on the Case 621D wheel loader, one download gives you the parts reference you will come back to every time the machine is in for service.