Bobcat T140 Compact Track Loader Service Manual – BICS Control (6903153)

Bobcat T140 Compact Track Loader Service Manual 6903153 (6-12)

This professional service manual provides detailed maintenance procedures, hydraulic and hydrostatic troubleshooting, electrical diagnostics, and complete engine servicing for the Bobcat T140 Compact Track Loader. Designed for models with serial numbers 527111001 & Above and 527211001 & Above, this manual includes precise technical data for workshop-grade servicing and repairs.

Model Covers:

Bobcat T140 Compact Track Loader
S/N 527111001 & Above
S/N 527211001 & Above
Equipped with BICS™ (Bobcat Interlock Control System)
Ingersoll Rand

File Format: PDF

Size: 21.03 MB

No. of pages: 618

Language: English

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

📑 Table of Contents Overview:

Maintenance & Safety Operations

• Lift arm support, operator cab access, emergency exit instructions
• Cooling system, fuel system, engine oil and filter replacement
• Lubrication points, service intervals, spark arrester muffler maintenance

Hydraulic & Hydrostatic Systems

• Hydraulic schematics, troubleshooting charts, and pressure adjustments
• Lift, tilt, Bob-Tach and power Bob-Tach cylinder service and valve disassembly
• Hydraulic pumps, control valves (foot, ACS), relief valves, filter assemblies

Drive System & Undercarriage

• Track tensioning, sprockets, rollers, and idler assembly and removal
• Drive motor oil changes, hydrostatic pump calibration and diagnostics
• Drive belt replacement, brake valve and motor brake performance tests

Main Frame & Controls

• Seat bar, cab and seat removal, control pedals and handle adjustments
• Lift arm, fuel tank, grille, rear door, cab door, and window installation
• ACS and SJC hand/foot control system setup and calibration

Electrical System & Diagnostics

• Wiring schematics, fuse and relay locations, alternator and starter testing
• Instrument panel configuration, BICS™ testing, joystick and sensor analysis
• Diagnostic service codes, traction lock and RPM sensor adjustment

Engine Service & Rebuild

• Fuel injection timing, glow plug testing, cylinder head and valve servicing
• Camshaft, crankshaft, piston and connecting rod service and inspections
• Cooling system, oil pump, water pump, and muffler disassembly procedures

Heater Unit

• Coil maintenance, blower fan removal, heater valve inspection and reassembly
• System troubleshooting and HVAC-related electrical testing

Specifications & Technical Data

• Loader specs: dimensions, ground pressure, hydraulic capacities
• Engine specs: fuel system, timing gear, torque values and tolerances
• Hydraulic fittings, conversion charts, bolt torques and regrind specs

The Bobcat T140 Service Manual is your trusted technical companion for diagnostics, routine servicing, and complete machine overhaul.

Note: This service manual applies to early Bobcat T140 loaders with standard BICS™ systems and no electronic joystick controls. For machines equipped with ACS or SJC control systems, or for units within serial ranges 529311001+, A3L711001–A3L819999, or A3L720001+, please consult:

• 6904150 (7-09) for early ACS-equipped models.
• 6986569 (11-10) for units in serial range A3L711001–A3L819999.
• 6987041enUS (08-14) for the latest revisions with new drive motors, hydrostatic systems, and joystick calibration procedures.