Liebherr Lr622, Lr622b Crawler Loaders Series 2 Litronic Service Repair Manual
Table of Contents
(tm1945)
Comprehensive Technical Guide to Liebherr LR622 and LR622B Crawler Loaders Series 2 Litronic
Introduction
The Liebherr LR622 and LR622B Series 2 Litronic crawler loaders are renowned for their robust design, advanced technology, and exceptional performance in various construction and industrial applications. This comprehensive guide delves into their technical specifications, operational features, maintenance protocols, and troubleshooting procedures to ensure optimal performance and longevity.
Troubleshooting Common Issues
Addressing potential problems promptly is essential to maintain operational efficiency:
Engine Overheating:
- Ensure the radiator is free from debris and the coolant level is adequate.
- Inspect the fan belt for proper tension and wear.
Hydraulic System Malfunctions:
- Check for air entrainment in the hydraulic fluid, which may cause erratic movements.
- Inspect hydraulic hoses and connections for leaks or damage.
Electrical Issues:
- Verify the integrity of wiring harnesses and connectors.
- Test fuses and relays for continuity.
Liebherr Lr622, Lr622b Crawler Loaders Series 2 Litronic Service Repair Manual
ENGINE:
engine mechanical, engine lubrication system, engine control system, engine cooling system, exhaust system
fuel system
TRANSMISSION/TRANSAXLE
clutch, automatic transaxle, manual transaxle
DRIVELINE/AXLE
front axle, rear axle
SUSPENSION
front suspension, rear suspension, road wheels & tyres
BRAKES
brake system, parking brake system, brake control system
STEERING
power steering system, steering system,
RESTRAINTS
seat belts, supplemental restraint system (srs),
BODY
body, lock & security system, glasses, window system
roof , exterior & Interior, Instrumental panel, seat
AIR CONDITIONER
ELECTRICAL
wiring diagrams , starting & charging system, lighting system, driver information system, wiper, washer & horn, body control system, lan system, audio visual, navigation & telephone system, power supply…
