Caterpillar 994F Wheel Loader Parts Manual SEBP3851-28 Volume II

Description

Complete OEM Parts Catalog: Caterpillar 994F Wheel Loader (Volume II)

The Caterpillar 994F Wheel Loader Parts Manual SEBP3851-28 Volume II is the definitive master parts reference covering major structural, hydraulic, braking, steering, chassis, and operator station systems on this large mining machine. Specifically compiled for machines with serial number prefix 4421-Up, powered by the Caterpillar 3516 diesel engine (8WM1-Up) with DWX1-Up transmission and 6JT1-Up torque converter, this publication delivers exact factory part identification, exploded assembly diagrams, and numerical indexing across pages 771 through 1662.

Document & File Details

• Machine Model: Caterpillar 994F Wheel Loader
• Manual Type: Parts Manual / Illustrated Parts Book (Volume II)
• Publication Form Number: SEBP3851-28 (Also referenced on CD-ROM as SERP3851)
• Publication Date: September 2010
• Machine Serial Coverage: 4421-Up (Machine)
• Associated Component Serials: 8WM1-Up (Engine), DWX1-Up (Transmission), 6JT1-Up (Torque Converter)
• Page Range: Pages 771–1662 (Plus Preliminaries and Alphanumeric Index)
• Language: English
• Document Format: High-resolution digital PDF

Comprehensive Section & Group Coverage

Volume II encompasses complete component teardown graphics, part numbers, individual line item descriptions, part-level hierarchies, and mounting hardware for the major assemblies installed on the Caterpillar 994F Wheel Loader:

• Frame and Body (Pages 771–951): Detailed coverage of bumper and drawbar arrangements (246-6220, 248-0986, 345-3818), drawbar groups (246-6221, 248-0987, 345-3819), front and rear chassis assemblies (289-8350 Loader Frame, 247-5930 Rear Frame, 247-7775 Loader Frame Group, 247-5935 Rear Frame Group), articulation hitch group (8X-0029) including terminal bushings, shims, and lock pins, bottom guards, platform and fender assemblies (259-7031 front fenders, 265-7026 rear fenders), radiator grille and guard groups (249-6777, 249-6778), service walkways, access covers, stairways, handrail arrangements, battery mounting, firewall plate assemblies (250-6194), and automatic lubrication distribution lines, manifolds, and grease reservoirs.
• Braking System (Pages 952–1030): Complete parts documentation for brake accumulator and mounting groups (245-1310, 219-4707 charged accumulators, 219-8034 / 349-1688 uncharged units), air dryer groups (101-8346, 101-8352), service brake foot controls (250-9458), parking brake control levers and cables (242-1902), multi-disc parking brake groups (116-1339) with friction discs, reaction pins, and springs, service brake control manifolds (245-0690) with pressure switches and check valves, front and rear axle brake cooling lines (138-4339, 138-4340, 244-7280, 245-1270, 344-9178), brake hydraulic pumps (8X-0083, 102-4226 piston pump), rotating groups (9T-4219), pressure compensator pump control valves (4T-1909), and air tank lines.
• Steering System (Pages 1031–1136): Exploded diagrams and part numbers for left-hand and right-hand heavy-duty steering cylinders (6E-0529 LH and 9T-9019 RH, 196.85 mm / 7.75 in bore x 1120 mm / 44.09 in stroke) including seal kits, buffer rings, wiper seals, and cylinder heads; steering pump actuator groups (224-2561, 249-4488); primary steering piston pumps (263-5064 LH, 263-5065 RH) with internal rotating groups (164-6938), barrel assemblies (164-6987), pump heads (164-6939), and pump control valves (6E-1024 flow and pressure compensators); gear pumps for auxiliary/cooler circuits (6E-0867, 6E-0868, 116-7341); case drain filter groups (250-5850, 115-2129); secondary steering diverter valves (163-5465), pilot-operated relief valves (9J-0460, 4T-1573, 4T-9948), steering neutralizer valves (154-8015, 9T-7426, 296-5662), quad check valves (149-4617), and main steering control valves (154-5236, 152-8947, 277-5434).
• Hydraulic System (Pages 1137–1347): Detailed breakdown of hydraulic lockout controls (250-9930), oil cooler groups (179-3642), lift and tilt cylinder arrangements (Standard Lift 251-3145, High Lift 251-3148, Super High Lift 251-3150, 325-5952), massive lift cylinders (193-4076, 193-4075, 288-4468, 322-1579, 317.5 mm bore) and tilt cylinders (112-3171, 112-3172, 219-6272, 219-6273, 247-4566, 322-3141), high-pressure line groups, pilot hydraulic circuits, hydraulic expansion tanks, reservoir assemblies, suction screens, return filters, and main implement control valves.
• Implements (Pages 1348–1373): Structural lift arms, lift arm bearing assemblies (246-6277, 246-6278, 246-6279, 273-2281), bucket linkage groups (261-7524, 261-7526, 261-7528, 273-2282), linkage pin and seal arrangements, and pivot joint hardware.
• Operator Station (Pages 1374–1545): Complete rollover protective structure (ROPS) groups, cab shell, platform assemblies, sound suppression, air conditioning refrigerant compressors and lines, cab air filters, STIC steering controller (236-5240, 249-5615 pilot valve), foot brake pedal bases, governor pedals, instrument panels, quad gauge modules, message display centers, suspension seats, doors, glass sealing, wiper assemblies, and cab mirrors.
• Work Tools (Pages 1546–1596): Heavy rock bucket assemblies, coal buckets, cutting edge groups, corner wear plates, edge protectors, and Ground Engaging Tools (GET) including spike, heavy penetration, extra duty, and long tip arrangements.
• Service Equipment and Supplies & Alphanumeric Index (Pages 1597–1662 & B1-Up): Service diagnostic lines, pressure testing fittings, international safety films and warning decals, lubrication center groups, followed by the complete numerical master part number index referencing every part to its exact text and figure page.

IMAGES PREVIEW

Each illustrated group features authentic Service Information System (SIS) callout references, matching each indexed item number to its genuine Caterpillar part number, exact part description, required assembly quantity, sub-component indentation level, and cross-reference page markers.

Critical Value for Fleet Operations & Overhauls

Using the authentic Caterpillar 994F Wheel Loader Parts Manual SEBP3851-28 Volume II ensures maintenance managers, heavy equipment field technicians, procurement specialists, and rebuild shops order the exact replacement components specified by the OEM. With machines of this scale, relying on guesswork or generic part descriptions leads to costly shipping errors, incorrect seal sizing, assembly mismatches, and expensive downtime. This manual provides clear line illustrations with multi-view projections, cross-sectional details, and comprehensive hardware listings (metric and imperial fasteners, O-rings, shims, fittings, and packings) so assemblies are rebuilt precisely to factory standards.

Instant Digital Delivery & Universal Access

This parts manual is delivered as an instant digital PDF download immediately upon checkout. You receive lifetime access with no shipping wait times, physical book wear, or warehouse delays. Easily search part numbers directly from your computer, tablet, or smartphone in the shop or on the mine bench, and print individual assembly diagrams or complete system chapters for hands-on equipment overhauls.