What type of gear is the first reduction gear pinion?

2760

---

Enumerate the cause of pumps low delivery of water

1960

---

What type of pump is main L.O. pump?

7550

---

How to shut down and overhaul the centrifugal pumps?

2671

---

What is the specific gravity or relative density of fuel oil?

2072

---

Properties of F.O. the cause damage on auxiliary boiler.

1998

---

What is the use of gravity disc?

2474

---

Give the procedures in starting centrifugal pumps.

2017

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How to stop a purifier?

2023

---

What type of pump is are commonly used in auxiliary boilers?

1938

---

Explain the operation of a centrifugal purifier.

2426

---

How would you increase the volume efficiency of centrifugal pump?

1936

---

"What is fuel oil viscosity, specific gravity?"

2033

---

Identify or enumerate the parts of stern tube

1907

---

Purpose of stern tube sealing

1928

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