1976 Case 480C Backhoe Loader Service Manual (761 P.)

Complete service and maintenance procedures for the Case 480C backhoe loader, including hydraulic systems, engine, transmission, and loader bucket assembly with diagnostic flowcharts.

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Case Models Covered & Key Technical Specifications

Models: Case 480C Backhoe Loader
Build Years: 1976
Technical Data:

  • Engine: 188D Diesel, 4-cylinder, 4-stroke
  • Engine Power: 54 kW (72 hp) at 2200 rpm
  • Engine Displacement: 188 cubic inches
  • Valve Lash Clearance: 0.25–0.40 mm (0.010–0.016 in)
  • Transmission Fluid Reservoir: 38 L (10 gal)
  • Hydraulic Cylinder Rod Fastener Torque: 68 N·m (50 lb-ft)
  • Boom Pivot Pin Torque: 95 N·m (70 lb-ft)
  • Maximum Bucket Breakout Force: 44.5 kN (10,000 lbf)
Technical Specifications
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Document Number / Seller:
23440 / Linda Edwards
File Size:
425.92 MB
File Type:
PDF
Language:
English
Pages:
761
Printable:
Yes
Category:
Backhoe Loader
Last updated / verified
Feb 14, 2025

Case Manual Features & Content Preview

1976 Case 480C Backhoe Loader Technical Documentation

  • Covers 1976 Case 480C backhoe loader tractor models equipped with the 188D diesel engine
  • Original OEM publication Form No. 9-66025, dated August 1976
  • Contains 761 pages of detailed technical specifications, torque reference tables, and fluid capacity charts
  • Includes 124 exploded-view diagrams illustrating cylinder head, fuel system, and hydraulic components
  • Stored against your account so you can retrieve it after a hard-drive loss
  • No shipping wait — the PDF is available immediately after purchase
  • This 1976 first edition remains the authoritative service reference for the 480C build, documenting factory-specified tolerances and maintenance intervals

Service and Maintenance Overview

This factory service manual details the technical requirements for the 1976 Case 480C backhoe loader. Sections cover engine diagnosis for 188D and 207 diesel configurations, including tune-up procedures, cylinder head overhaul, and valve train adjustments. The documentation addresses the fuel system, hydraulic diagrams, power train components, and steering systems. Detailed maintenance schedules define service intervals for greasing pivot points, changing transmission fluids, and inspecting protection structures.

Technical Specification Highlights

The 188D engine displacement is documented at 188 cubic inches with a 16.5:1 compression ratio. Cylinder head bolt torque values are specified at 142–156 Nm (105–115 ft-lbs) depending on fastener grade. Transmission fluid capacity is documented at 38 liters. Hydraulic system refill for the 1976 Case 480C is listed at 43 liters for reservoir service. Intake valve lash clearance is set to 0.305 mm. Reference this factory manual for Case machinery for additional guidance on component specifications. This publication serves as the primary technical resource for maintaining the 1976 Case 480C, providing comprehensive engine, hydraulic, and structural specifications essential for the operational longevity of this specific backhoe loader build.

Manual FAQ, Purchase & Download Details

Is the 1976 Case 480C Backhoe Loader covered in this service manual? keyboard_arrow_down

Yes, this service manual includes content specifically for the 1976 Case 480C Backhoe Loader and its associated 188 diesel engine systems.

Does this manual provide technical specification tables for engine components or torque values? keyboard_arrow_down

Document contains comprehensive specification tables for the 188 diesel engine, including valve tappet clearances, compression pressure benchmarks, and detailed torque data for fasteners ranging from cylinder head bolts to boom pivot pins.

Are there exploded views, wiring references, or hydraulic system diagrams included in this 761-page file? keyboard_arrow_down

Manual includes systematic chapters covering hydraulic system maintenance, electrical wiring diagrams, and exploded views for components like the cylinder head, fuel systems, and steering assembly to assist in identifying parts and hardware arrangements.

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