Check valve actuator functions on all valves. Check umbilical hydraulic hose bundles and fittings. Check all bolts of subsea hose flanges connections. Check all bolts of flanges on PLEM are secured. Swim float hose to check underside for damage.
Inspect paint works.
Any other work as per the SBM maintenance manual. This is the most extensive inspection checklist the dive contractor peforms. It includes all previous items with a lot of extra jobs added to the list. The six-month inspection takes from five to seven days of dive work. All the con-tractor's inspection and all maintenance work should be logged in a report book, with VDO tapes and photographs.