What are the factors determine the Planned Maintenance Schedule (PMS)?

 FACTORS DETERMINING PMS
  • The plan must be carefully thought out, well controlled, and an efficient recording system must be kept up to date.
  • Provisions should be made for spare part replacements due to wear and tear maintenance. There should also be a method for ordering spares as soon as replacement items are used.
  • The plan should include the availability of appropriate equipment for breakdown maintenance due to unforeseen circumstances.
  • Manufactures advice should be complied with and all manufactures maintenance logs should be completed.
  • Dry-docking and repair period should be integrated with the plan.
  • The plan should be constructed so that the appropriate equipment is bought up to optimum condition for statutory and classifications surveys.
  • The maintenance of safety equipment and emergency team training should be integrated with the overall maintenance plan.
  • The length of voyages, routes and trades that the vessel is involved in must be considered.
  • The plan must be flexible so that changes of orders or cargoes do not upset it unduly
  • The plan must be adaptable to various weather conditions.
  1.  SHORT TERM MAINTENANCE WEEKLY INSPECTION AND GREASING (WHEN POSSIBLE) AS PER PMS
  • Oil baths, if any, in winches and windlasses
  • Wheels on steel hatch covers
  • Door hinges on mast houses
  • Ventilation system flaps and ventilators
  • Cleats on external weathertight doors
  • Anchor securing arrangements
  • Booby hatches to cargo holds
  • Sounding and air pipes
  • Fairleads, rollers
  • Derrick heels
  • Winches and windlasses

Fortnightly inspection and greasing as per  PMS 

  • Accommodation ladder and gangway
  • Lifeboat falls and blocks
  • Davit pivot points
  • Fire hydrants and monitors
  • Fire hose box hinges
  • Quick release gear on bridge wing life buoys
  • All life buoys
  • Life raft securing arrangements
  • Securing bolts on international shore connection
  • Steel hatch cross joints and quick acting cleats
  • Hatch gypsy drive wheels and followers
  • Hatch contractor panel fuses, electric cables and connections, motor heaters
  • All external butterfly nuts
  • All external electric cables and deck lighting arrangements

Monthly inspection and greasing as per PMS  where necessary

  • Life boat falls for broken strands
  • Co2 cylinders in gang release system
  • Fire detection systems
  • Breathing apparatus and associated equipment
  • Ladders on masts and ventilation posts
  • Radar mast rigging
  • Fire gauze
  • Freeing ports
  • Scuppers
  • Hatchway non return valves
  • Ship side guard rails
  1. LONG TERM MAINTENANCE THREE MONTHLY INSPECTION AND/OR OVERHAUL  AS PER  PMS
  • All cargo gear
  • Navigation light connections
  • Hold ventilation systems

Six monthly inspection and/or overhaul as per PMS

  • Cargo winches
  • Strip all mooring rollers
  • Fresh water tanks
  • All running gear, strip blocks and derricks
  • Cofferdams and void spaces
  • Forepeak and after peak
  • Remove ventilator cowls and grease the coaming test dampers flaps and locking screws
  • Hold equipment such as spar ceiling, limber boards, double bottoms, manholes, wells bilge’s strum boxes .

Yearly  inspection as per  PMS

  • De rust and repaint derricks
  • End for end lifeboat falls
  • Watertight seals on hatchways
  • Loosen spare anchor securing bolts, lubricate all anchor parts and re-secure
  • Rotational cleaning and painting of store rooms, alleyways, cabins and mess rooms
  • Strip the windlass and aft mooring winch
  • Standing rigging
  1. OPERATIONAL MAINTENANCE TO BE CARRIED OUT WHEN NECESSARY
  • Anchor cable marking
  • Check mooring ropes and wires before and after use
  • All gantlines before being used on stages
  • Pilot ladder and hoists, gangways, accommodation ladders and associated equipment before and after use
  • Check anchor and cables stowed properly
  • Test fire fighting appliance before entering port
  • Test manual and emergency steering arrangements before entering coastal waters.
  • Cargo Securing arrangements.
  • All cargo gears and hatch closing arrangements before and after use .
  • Check hydraulic oil in any system.
  • Fumigate and spray holds as necessary.

 

About the author

Amit Sharma

Graduated from M.E.R.I. Mumbai (Mumbai University), After a brief sailing founded this website with the idea to bring the maritime education online which must be free and available for all at all times and to find basic solutions that are of extreme importance to a seafarer by our innovative ideas.