What is the use of gravity disc?
Give the procedures in starting centrifugal pumps.
How to stop a purifier?
What type of pump is are commonly used in auxiliary boilers?
Explain the operation of a centrifugal purifier.
How would you increase the volume efficiency of centrifugal pump?
"What is fuel oil viscosity, specific gravity?"
Identify or enumerate the parts of stern tube
Purpose of stern tube sealing
What is compound gage
What are safety considerations in welding job?
Explain the procedure in staring a F.O. purifier
What is acceleration
Enumerate or identify the parts of purifier bowl assembly
What are the types of pump can be found in the engine room