1999 Case Excavator 788 / 788 Plus / 988 / 988 Plus Service Manual

• Covers the 1999 Case 788, 788 Plus, 988, and 988 Plus series crawler and wheeled excavators, including P, PL, P2A, P2AL, and P2A+2A configurations.
• Official Case France publication Cre 7-80183GB (issued November 1999, updated 06-2000).
• Contains 364 pages of technical data, chassis specifications, hydraulic schematics, and electrical diagrams.
• Acts as the baseline factory reference for launch builds, detailing the integrated electrical and hydraulic schematics essential for referencing mechanical systems prior to any standard repair.

Technical Coverage and Schematic Overview

Before executing any maintenance, always consult the included safety protocols and standardized hardware tightening orders to prevent equipment damage or personal injury. This documentation delivers a structured breakdown of the 788 and 988 machine systems. You get complete electrical cabinet printed circuit diagrams for both standard and optional equipment. It details pinout identification alongside exact schematic symbol definitions. Beyond electrical components, the manual outlines hydraulic power management and provides undercarriage dimensions for configurations like the CK and LC track setups. Engine specifications, including turbo-charged diesel power ratings, are mapped out clearly for accurate shop reference.

Specification Highlights

Deep-dive specification tables break down exact fluid and lubricant requirements. It outlines ISO VG 46, 100, and 22 viscosities based strictly on ambient climate conditions. In the general machine data section, the engine oil capacity for the Case 788 clocks in at exactly 10 liters. The hydraulic system working pressure sits at 350 bar across both models. This OEM publication serves purely as an informational review of the mechanical, electrical, and dimensional specifications for the complete machine portfolio, offering a thorough overview rather than step-by-step repair walkthroughs.