Bobcat 325 and 328 Hydraulic Excavator (D Series) Service Manual (6901138)

BOBCAT 325 / 328 HYDRAULIC EXCAVATOR SERVICE MANUAL 6901138 (2-06)

This comprehensive service manual offers detailed maintenance and repair procedures for the Bobcat 325 and 328 Hydraulic Excavators. Designed for the D Series models, it includes full disassembly instructions, advanced hydraulic diagnostics, and complete electrical troubleshooting charts. It’s an essential resource for both experienced technicians and excavator owners seeking reliable service knowledge.

Model Covers:

Bobcat 325 Hydraulic Excavator

Bobcat 328 Hydraulic Excavator

S/N 232511001 & Above

S/N 232411001 & Above

(D Series)

Ingersoll Rand

File Format: PDF

Size: 48.97 MB

No. of pages: 798

Language: English

Delivery Method: Instant Download – Access your file immediately after purchase.

📑 Table of Contents Overview:

Preventive Maintenance & Safety Procedures

• Lift blocking, swing lock, and cab emergency exit steps
• Complete fuel, air, and coolant system servicing instructions
• Daily checks, service schedule charts, and lubrication guidance

Hydraulic & Control Valve Systems

• Detailed boom, arm, blade, and bucket cylinder procedures
• Main, port, and crossport relief valve diagnostics and adjustments
• Hydraulic pump disassembly, testing, and torque settings

Electrical System & Diagnostics

• Complete wiring diagrams and glossary of electrical symbols
• Starter, alternator, and fuel sender servicing
• Diagnostic service codes with troubleshooting charts

Undercarriage & Upperstructure Repair

• Track frame, idler, and roller disassembly and reassembly
• Cab, canopy, door, and window removal and adjustments
• Seat systems, consoles, pedals, and control levers

Engine & Cooling System Service

• Full engine disassembly and rebuild procedures
• Glow plugs, fuel injection system, and valve clearance settings
• Oil pump, water pump, crankshaft, piston and cylinder servicing

Specifications & Technical Data

• Hydraulic, engine, and torque specifications
• Excavator dimensions, weight, and fluid capacities
• Conversion charts, fuel/lubricant standards, and more

This official Bobcat 325 / 328 Service Manual is a vital reference for thorough machine maintenance and component repair.