The Liebherr LTM 1150-5.3 Mobile Crane works hard on road and on site, and when something stops behaving, the first headache is usually “Where is that thing actually mounted?” The Technical Information & BMK Components Manual is what electricians, hydraulic guys, and workshop techs grab when they need to match a fault code or schematic symbol to a real component on the machine. On jobs like this, fast component identification is what saves you call‑outs, wrong guesses, and wasted hours hunting around the carrier and superstructure.
What this manual helps you do
- Identify where specific components with BMK IDs (like K, X, V, E numbers) are physically located on the crane.
- Locate items on both the carrier and superstructure using outline and layout diagrams instead of trial‑and‑error searching.
- Trace a wiring or hydraulic schematic reference designator to its exact mounting point on the machine.
- Cross-reference component IDs to other Liebherr documents such as wiring diagrams, Technical Information, or service literature.
- Find and match the correct Liebherr naming for a component so you can talk the same language as the OEM docs and support.
Who this is for
This is aimed at workshop technicians, field service techs, electrical diagnostic engineers, fleet mechanics, and training instructors. If you’re looking for repair procedures, torque specs, fault‑finding steps, or part numbers, you need the service manual or parts catalogue instead, not this BMK.
FAQ
Q: Is the PDF clear and searchable enough to use on a laptop or tablet?
A: Yes, this kind of BMK PDF is normally text-searchable with diagrams that are clear enough to zoom in on component callouts.
Q: Does it cover both the carrier and the upper crane body?
A: Yes, this BMK manual covers component identification for the carrier and the superstructure in one combined product for SN 079302.
Q: Does it tie in with Liebherr wiring diagrams and other manuals?
A: Yes, the BMK is designed to match reference designators used in Liebherr wiring diagrams, hydraulic schematics, and service/parts manuals.
Bottom line: If you need component identification and locations for a Liebherr LTM 1150-5.3, this BMK manual is exactly what you want; if you want how-to repair steps or parts numbers, it isn’t.
📘 Show Index
Table of Contents:
Carrier — Table of Contents
- Table of contents
- Chassis:
- View from front, lighting and mirror
- View rear, lighting
- Vehicle lighting right
- Vehicle lighting left
- Warning signal sensor, air pressure connection / front
- Trailer coupling*, air pressure connection, warning signal sensor / rear
- Plug connection, voltage converter
- Earth- and distributor connector in the wiring loom – W7
- Earth- and distributor connector in the wiring loom – W6
- Control elements
- BTB, remote control module – BTT
- Control elements centre console
- Driver cab:
- Doors and windows, interior lighting
- Screen wiper and – washer
- Heating – ventilation and heat exchanger
- Air-conditioner
- Wiring loom – back-up camera, radio
- Centre console – battery, main switch, fuse box
- Center console – I/O modules, BTB
- Centre console – fuses
- Centre console – relay
- Centre console – relay
- Centre console – voltage converter, activation heating flange
- Centre console – control unit ABV, components
- Centre console – fan, component carrier, Emergency STOP
- Centre console – diagnosis plug
- Telemetry FMS-interface
- Pneumatic system:
- Air compressor and air dryer
- Compressed air reservoir
- Pneumatic valves in the driver cab
- Brake relay- and overload protection valve
- Filter and overflow valve, measuring points compressed air circuits
- Solenoid valve for auxiliary consumer
- Pressure sensors and pressure switches
- Monitoring parking brake
- Disk brake system:
- Overview – brake system
- Overview – brake pad monitoring
- Brake pad monitoring display
- ABV control valve
- ABV wheel speed sensors
- Hill start assist
- Drive assembly:
- Installation view
- Diesel engine – installation
- Diesel engine D946 A7 -03 (eAGR) 04 (SCR) / -05 (SCRF):
- Engine control unit
- Overview injection side
- Fuel pumps
- Fuel low pressure sensors
- Liebherr diesel injection system Daisy Chain
- Injectors LCR-I S2
- Type plates:
- Overview exhaust gas side
- Charge air sensors and charge air preheating
- Exhaust gas flap
- Exhaust gas turbo charger with wastegate
- Overview flywheel side and generator
- Speed sensors
- Overview fan side
- Coolant, temperature sensor coolant and ambient temperature
- Oil circuit
- Terminal resistor CAN-LIDEC (ECU-CAN2)
- Terminal resistor engine-CAN (ECU-CAN2)
- External exhaust gas return eAGR
- Intercooler temperature sensor
- Exhaust gas system – exhaust after treatment SCRonly:
- Overview
- AdBlue-injector and upstream-sensors
- Downstream sensors
- Overview
- AdBlue-injector and upstream-sensors
- Downstream sensors
- Urea tank and urea tank sensor
- Pump module and AdBlue-lines
- Air filter system:
- Air filter-vacuum, air flap
- Diesel fuel system:
- Cooling system:
- Cooler – fan drive, level sensor
- Automatic shift gearbox to 079365:
- ZF TraXon 12 TX 2611 SO (intarder 3)
- ZF TraXon Intarder 3, clutch actuation unit (ConAct)
- Automatic shift gearbox from 079366:
- ZF TraXon DynamicPerform 12 DX 2611 SO – gearbox control
- ZF TraXon DynamicPerform 12 DX 2611 SO – Intarder
- ZF TraXon DynamicPerform 12 DX 2611 SO – wet starting clutch
- Hydraulic:
- Temperature sensor hydraulic oil, hydraulic oil tank
- Hydraulic pumps – overview
- Fan valve, pretension centering pressure
- Drive train:
- Overview
- Distribution gearbox Kessler VG 2700 (two stage)
- Road-/ offroad gear – switching
- Travel drive / crane drive (PTO) – switching
- Crane drive
- Transverse differential lock axle 1, longitudinal differential lock distribution gear
- Transversal differential lock axle 2, activation axle 1*
- Long. and transv. differential lock axle 4 and 5
- Transverse differential lock axle 5
- Steering:
- Steering from superstructure
- Steering gear ZF-Servocom
- Oil supply steering circuit 1, deficiency monitoring
- Oil supply steering circuit 2
- Active rear axle steering:
- CAN-Valves (HAWE)
- Control block
- Valve block
- Oil filter
- Angle sensor
- Steering- and centering cylinder, safety valves
- Support:
- Inclination sensor
- Support valves – right
- Support valves – left
- Extension cylinder
- Sliding beam monitoring
- Support cylinder
- Monitoring support pressure
- Axle suspension:
- Level sensor- axle suspension
- Valve block – axle suspension right
- Valve block – axle suspension left
- Switch over diaphragm reservoir*
- Special equipment:
- Brake force reduction axle 1 and 2
- Brake force reduction axles 3 to 5
- Eddy currant brake Telma Focal 2200*
- Additional heating – Thermo Pro 90
- Additional heating – Air Top 2000 ST*
- Additional heating – engine pre-heating*
- External power supply
- Back-up camera*
- Battery charger
- Hydraulic emergency control
- Attachment:
- Index
- Limitation of liability / Disclaimer
Liebherr Crane
