David – Paisley

GMA Candidate
Passed at Paisley 25.04.18

● Ship types sailed on.
● Piston bore
● How to take a power card on my last vessel(4 stroke)
● Power card sketch.
● How you calculate power from this sketch(MEPLAn, using planimeter)
● Starting air diagram and explain
● What is purpose of bursting disc and flame trap
● What causes start air explosion
● Air compressor safeties
● Piston removal procedure
● What if hydraulic nut stuck in place
● What calibrations you would take on the piston
● Calibrations on the liner
● Safety valve setting on boiler
● Safeties on boiler
● Boiler control panel safeties and alarms
● Boiler water tests and readings
● Jacket water tests and readings
● What chemicals you use for jacket water treatment.
● Fresh water generator regulations
● Fresh water system in dry dock(super chlorination 50ppm for 12 hours etc)
● Dry dock survey
● Stern tube wear down, how do you take
● What is the rudder pintle
● What holds the weight of the rudder
● How do you take wear down clearance of carrier bearing
● Where would you find the Hull thickness(shell expansion plan)
● Steering gear redundancy
● Steering gear alarms and safeties
● How is fuel quantity adjusted in fuel pump
● High exhaust temp in one unit causes
● Megger testing, how to take, what you are looking for
● Insulation resistance value
● Types of motor starters on ship
● Draw star delta diagram and explain
● How to isolate circuit breakers for testing
● What earth fault detection do you have on board
● Why do we not want earth faults
● What is single phasing on motors
● What checks do you do before going on UMS
● How many log book entries during typical UMS day
● CO2 system on board maintenance
● What happens to CO2 system in dry dock and why
● What structural fire protection do you have in engine room
● What is A60 bulkhead
● Where would you find the bulkhead types on ship(fire plan)
● Fuel oil tank inspection procedure
● How long would you ventilate tank for
● O2 content
● LEL value
● How to start engines at local control
● How often do you carry out machinery break down drills
● How does ISM affect you
● Where will you find emergency preparedness information (SMS)