| Air filter - check and change |
12 months |
replace |
Maker |
| Air filter - check and change (running-hour limit) |
1,000 h |
replace |
Maker |
| Crane house, foundation and jib welds - inspect for cracks |
6 months |
inspect |
Maker |
| Crane house, foundation and jib welds - inspect for cracks (running-hour limit) |
500 h |
inspect |
Maker |
| Electrical equipment - detailed inspection and overhaul |
2 years |
overhaul |
Maker |
| Electrical equipment - inspect |
6 months |
inspect |
Maker |
| Electrical equipment - inspect (running-hour limit) |
500 h |
inspect |
Maker |
| Hydraulic hoses and couplings inside crane house - check |
5 years |
inspect |
Maker |
| Hydraulic hoses and couplings outside crane house - inspect |
24 months |
inspect |
Maker |
| Hydraulic hoses and couplings outside crane house - inspect (running-hour limit) |
2,000 h |
inspect |
Maker |
| Hydraulic hoses inside crane house - replace all |
10 years |
replace |
Maker |
| Hydraulic hoses outside crane house - replace all |
5 years |
replace |
Maker |
| Hydraulic oil - sample and analyse |
6 months |
analyse |
Maker |
| Hydraulic oil tank - change oil, clean reservoir, change filter cartridge and air filter |
24 months |
replace |
Maker |
| Hydraulic oil tank - change oil, clean reservoir, change filter cartridge and air filter (running-hour limit) |
2,000 h |
replace |
Maker |
| Hydraulic system - measure and reset pressures |
6 months |
check |
Maker |
| Hydraulic system - measure and reset pressures (running-hour limit) |
500 h |
check |
Maker |
| Jib bearings, slewing rim teeth, open gear - grease; air breather - check |
2 months |
lubricate |
Maker |
| Jib bearings, slewing rim teeth, open gear - grease; air breather - check (running-hour limit) |
200 h |
lubricate |
Maker |
| Lifting equipment - grease |
100 h |
lubricate |
Maker |
| Luffing cylinder bearings (inner) - lubricate |
50 h |
lubricate |
Maker |
| Luffing cylinder bearings (inner) - lubricate while crane is laid up |
3 months |
lubricate |
Maker |
| Multiple-disc brakes (winch and slewing gearset) - check leaks and discs |
24 months |
inspect |
Maker |
| Multiple-disc brakes (winch and slewing gearset) - check leaks and discs (running-hour limit) |
2,000 h |
inspect |
Maker |
| Piston sealing, cardan shaft - grease; oil filter - change |
12 months |
lubricate |
Maker |
| Piston sealing, cardan shaft - grease; oil filter - change (running-hour limit) |
1,000 h |
lubricate |
Maker |
| Slewing bearing - grease sample for analysis |
6 months |
analyse |
Maker |
| Slewing bearing - wear measurement, check seals; slewing pinion - check backlash |
6 months |
inspect |
Maker |
| Slewing bearing - wear measurement, check seals; slewing pinion - check backlash (running-hour limit) |
500 h |
inspect |
Maker |
| Slewing bearing studs/screws - tighten all (5-year maximum) |
5 years |
adjust |
Maker |
| Slewing bearing studs/screws - tighten all (at dry docking) |
30 months |
adjust |
Maker |
| Slewing bearing studs/screws - visual inspection from deck |
2 months |
inspect |
Maker |
| Slewing bearing studs/screws - visual inspection from deck (running-hour limit) |
200 h |
inspect |
Maker |
| Slewing bearing studs/screws/nuts - visual and hammer test |
12 months |
inspect |
Maker |
| Slewing bearing studs/screws/nuts - visual and hammer test (running-hour limit) |
1,000 h |
inspect |
Maker |
| Slewing gear case and winch - change oil; slewing motor spline shaft - check |
12 months |
replace |
Maker |
| Slewing gear case and winch - change oil; slewing motor spline shaft - check (running-hour limit) |
1,000 h |
replace |
Maker |
| Slewing gear case and winch - first oil change (running-in) |
200 h |
initial |
Maker |
| Slewing rim bearing - grease |
50 h |
lubricate |
Maker |
| Wire ropes, clamps, sheaves, loose gear, bottom plate - inspect |
6 months |
inspect |
Maker |
| Wire ropes, clamps, sheaves, loose gear, bottom plate - inspect (running-hour limit) |
500 h |
inspect |
Maker |
| Wire sheaves, wire rope, hoisting winch bearing, electric motor bearings - grease |
6 months |
lubricate |
Maker |
| Wire sheaves, wire rope, hoisting winch bearing, electric motor bearings - grease (running-hour limit) |
500 h |
lubricate |
Maker |