Cross head purpose and explain difference between scraper ring and sealing ring ?

Draw diagram for lube oil passage right from the coolers with pressures ?

What are the differences of ME and Aux engine in construction and about sumps ?

Make of generators and lube oil passage in Aux ?

Cross head lubrication and difference between sulzer and B&W ?

Safeties on Air compressor and compressors on my ship ?

What are the types of indicator diagrams and show leakage of exhaust valve in that ?

One unit exhaust rise reasons , how you come to know the correct reason ?

Your ship's Engine Specification ?

Liner corrosion types what preventive measures havev to take ?

Jacket cooling water test and wat are values of nitrate , chloride , ph ?

Explain overhauling of reciprocating pump ?

How to test whether omd in crancase is working properly ?

Veg room temperature is not coming down in your watch what checks you will carry out ?

What are the safety system in hold space of cargo tank ?

Explain IGG system maintenance and burner maintenance ?

How to prepare hold space inspection in lpg ?

Which type of ship , cargo capacity , how cargo tanks are supported ?

What is boiler water tests , its values and types of corrosion ?

T/C blower side and turbine side washing procedure ? Why water washing is not carried out on turbine side ?

T/C surging and reasons ?

Maintenance carried out on Inert Gas Generator and checks carried out in deck seal and scrubber tower ?

Why Crank shaft deflection is taken ?

Explain boiler burner maintenance ?

Properties of ref lube oil ? Type of oil used and pour point temp of the oil ?

Non Destructive test and types ? Explain dye penetration test ?

How Poker gauge looks like ?

What all Inspections are carried out in Dry dock ? Rudder pr testing ? Propeller drop how it is taken ?

Compressor vol efficiency def ? How it is effected ? How can You increase the vol efficiency ?

Explain M/E exhaust valve overhauling complete with clearances ?