Bobcat 331/331E/334 Excavator Service Manual - G Series (6903830)

Bobcat 331, 331E, 334 Excavator Service Manual – G Series (Late Serial Numbers) - 6903830 (10-09)

This updated version of the Bobcat 331/331E/334 G-Series service manual covers all major systems, redesigned hydraulic components, advanced diagnostics, and upgraded HVAC units. Intended for later serial numbers, it supports accurate maintenance and part replacement based on serial-specific variations.

Model Covers:

331: S/N 234313000 & Above
331E: S/N 234412000 & Above
334: S/N 234513000 & Above

File Format: PDF

Size: 40.49 MB

No. of pages: 977
Language: English

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

📑 Table of Contents Overview:

• Split hydraulic valve coverage for early vs. late serial numbers
• Dedicated sections for magnetic lockout sensor, travel control valve, and X-Change™ hydraulic system
• Model-specific HVAC servicing (blower motor, heater coil, thermostats)
• New sections for control linkage and boom light variants by production year
• Expanded service code diagnostics and electrical schematics

What's New in the Updated Edition:

• Split hydraulic control valve schematics for late serial ranges
• Added Hydraulic X-Change™ system service procedures
• Updated Magnetic Lockout Sensor installation
• Expanded HVAC coverage by model year with unique diagrams
• Enhanced electrical diagnostics and password-locked instrument panel functions
• Updated track system and undercarriage service structure [See the previous edition]

This Bobcat 331/331E/334 Late Serial Number Service Manual is the definitive guide for precise maintenance of updated G-Series units.