Exam (elaborations)
Mobile Water Supply – Questions & Answers (Rated A+)
- Course
- Institution
Mobile Water Supply – Questions & Answers (Rated A+)
[Show more]
Content preview
Mobile Water Supply – Questions & Answers (RatedA+)
You are stationed in Alaska in December. You've just come back from a
company inspection to find that your stall door will not operate and cannot be
fixed until the following day. To prevent damage from freezing you should:
Right Ans - Drain the piping, pump, and booster lines to prevent damage.
When testing the priming device on an MWS apparatus with a fire pump with
a capacity less than 1,500 gpm, the priming device should be able to create the
necessary vacuum in 30 seconds to lift water 10 feet through: Right Ans -
20 feet of hard suction hose.
identify FOUR pre-service for an MWS apparatus equipped with a fire pump.
Right Ans - •Road test
• Independent pump certification tests
• Purchase acceptance tests
• Hydrostatic tests
Identify THREE items that are checked for leaks during the vacuum test.
Right Ans - •Priming device
• Hard suction hose
• Pump
Identify THREE pieces of equipment needed to conduct service testing on an
MWS apparatus equipped with a fire pump. Right Ans - •Tachometer
•Smoothbore tips
•External test gauges
When performing a vacuum service test, once the engine is turned off, the
column of mercury should fall no more than: Right Ans - 10 inches in 5
minutes
Tracking engine performance across time uses data collected in the: Right
Ans - Fuel, oil, and mileage record.
, Identify THREE critical items that should be included on an MWS apparatus
daily inspection checklist. Right Ans - •Apparatus unit identification
number
•Inspected by column
•Remarks column
An MWS apparatus should be started with all electrical switches in the OFF
position in order to: Right Ans - Start the engine without a load.
During MWS apparatus service testing, the atmospheric air temperature
should be between: Right Ans - 0F-100F
NFPA 1911 requires an MWS apparatus equipped with a fire pump to be
service tested: Right Ans - At least once a year or when it has undergone
extensive pump repair.
The pressure control service test measures pressure control devices at three
different points. They are: Right Ans - 90 psi, 150 psi, and 250 psi.
When maintaining MWS apparatus records, you should: Right Ans - Refer
to your dept. SOPs for specific guidance.
Before you drive an MWS apparatus across a bridge, you should: Right Ans
- Compare the weight of the MWS apparatus to the bridge's capacity.
All of the following statements about parking an MWS apparatus near a
railroad track are true EXCEPT: Right Ans - Park on the opposite side of the
tracks as the incident.
Starting an MWS apparatus in the correct order: Right Ans - 1. Disconnect
all aux. electrical & air sources.
2. Turn on apparatus battery
3.Start the engine
4.Observe the gauges
5.Check seat, mirrors, and steering wheel
6.Check that all crew members have fastened their seat belts
The definition of lift is: Right Ans - The vertical distance from the surface of
the water to the middle of the intake.
The benefits of buying summaries with Stuvia:
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
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
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 LeCrae. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67096 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now