Liebherr a 944 c litronic hydraulic excavator service repair manual sn24475 and up

Page 164

Maintenance and inspection schedule

Service Manual

A 934 C-HD Litronic, 31793 - log loader Maintenance/inspection at operating hours

WORK TO BE CARRIED OUT A 934 C-HD Litronic, type 1053 by maintenance personnel (machine operator) Initial and single interval Repeat interval Annually, at the start of the cold season when required

with authorised specialist technician Initial and single interval Repeat interval

Belt drive: Check belt; replace, if necessary / V-ribbed belt: check tension; adjust, if necessary Check intake and exhaust systems for general condition, fixture and leakage Grease the flywheel ring gear Replace filter insert at the crankcase ventilation Check oil pan, engine bearings and diesel engine support for proper fixture Check / readjust valve play Check heating flange 3000

Check vibration dampers for deformation RADIATOR Checking the coolant level Check cooling and heating systems for general condition and leakage Check corrosion inhibitor and antifreeze agent concentration in coolant

3000

Change coolant (at least every 2 years) FUEL SYSTEM Check water separator at the fuel pre-filter and drain off water, if necessary Drain water and deposit from fuel tank

4)

Check fuel system for leakage and general state

4)

Change fuel pre-filter

4)

Change fuel fine filter Bleed fuel system AIR FILTER Check underpressure indicator of the air filter Clean dust removal valve of the air filter Change main element of the dry air filter (according to maintenance indication / annually)

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