100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
FDNY Z51 QUESTIONS AND ANSWERS $7.99   Add to cart

Exam (elaborations)

FDNY Z51 QUESTIONS AND ANSWERS

 6 views  0 purchase
  • Course
  • FDNY Z51
  • Institution
  • FDNY Z51

FDNY Z51 QUESTIONS AND ANSWERS

Preview 1 out of 2  pages

  • October 20, 2024
  • 2
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • FDNY Z51
  • FDNY Z51
avatar-seller
GEEKA
FDNY Z51 QUESTIONS AND ANSWERS
Of the following, the statement that most accurately characterize a hermetic compressor
is that it: - Answers-Will have both the compressor and motor enclosed is gas tight
housing

In the picture the valve is in what position (45 degree angle to the left) - Answers-The
valve is crack open

What is the order of components on the liquid line of a reciprocating system from the
condenser to the TEV? - Answers-King valve, filter drier, solenoid valve, sight glass

A high-side float valve is used to maintain: - Answers-Constant level of refrigerant in the
evaporator

Picture of pump: - Answers-Ninety degree reducing elbow, pump suction, pump casing,
pump discharge, check valve

Picture of compressor: - Answers-Oil charging port allows for the addition and removal
of oil from the compressor

A refrigerant engineer verifies that a chilled water pump is cavitating. of the following the
most likely cause for this condition is: - Answers-Water leaks through the mechanical
seals

There is a decrease in the efficiency of a reciprocating compressor. this most likely
caused by: - Answers-Leaking suction valve

The suction and discharge valve of the reciprocating compressor are mounted as
follows: - Answers-Discharge valves on top of the valve plate and suction valve below

You are the engineer running a 2000-ton (steam-driven turbine) centrifugal refrigeration
system, a refrigeration system supplies chilled water to a college campus with multiple
buildings. while making your rounds you notice that the discharge pressure of your
condenser water pumps is significantly lower than normal. which of the following action
would you avoid taking: - Answers-Put on an additional surface condenser pump and
lower the chilled water set point

A water pump is discharge against head 92 feet of water, this is approximately to a
pressure of: - Answers-40 psi

Which of the following will connect to the middle port on a gauge manifold? - Answers-
Vacuum pump

The most important reason for installing a muffler in a reciprocating refrigerant machine
is: - Answers-To contain the compressor pulsation noise

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller GEEKA. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $7.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

71498 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$7.99
  • (0)
  Add to cart