Card Set Information
Standard Navy piping for freshwater and seawater
2 Purposes of lagging
Dark Blue Pipe
Red and Green Pipe
AFFF mixed solution
How do we classify pumps?
Type of movement
Pos Displacement vs Non Displacement
What are check valves for?
Making fluid flow one way only
(They're powered by the fluid inside the pipe)
What makes conductors conduct?
Excess free electrons
Navy Standard Electrical Power Ratings
Home Standard Power Rating
Combat Systems Power Ratings
Are navy systems ungrounded or grounded? Why?
Ungrounded, for reliability
3 kinds or prime movers for electrical generators
What does the EDORM cover?
Plant operation, procedures, organization
Responsibility of the EOOW?
Safe and proper operation of the plant
5 CO Approval Items
Starting/Stopping the plant
Plant configuration change
Engineering Log has
Everything that happened in the plant that day
Min/Max characteristics of eyewash station
10 secs away/<100 ft away/close to hazard
Requirements for Audiograms?
Entering the NAVY
Exiting the NAVY
dB reqs for single earpro
84+ dB is Hazardous, reqs single earpro
>103 dB requires double earpro if continuous
140dB impact reqs single earpro (guns)
Symptoms of heat exhaustion
Normal Blood Pressure
Symptoms of heat stroke
When are you required to have 4 tagout signatures?
Divers & Shipyard Repair
When do you need CO permission to tag out a system or equipment?
Single valve to sea
Tag out is designed to prevent/mitigate operation of equipment that is
Six Classifications of a MRG set
1. Dual in/Single Out
2. Double vs Single Reduction
3. Double Helical
4. Locked Train
5. Articulated (Flex)
Four kinds of bearings on the main props shaft
What lubes the stern tube and strut bearings?
GTM/GTG Lube Oil
What is TEPP2190 used for
How is the MRG lube oil strained?
What has the capacity for online lube oil purification? How does this change lube oil testing?
Only 1 test
Why do we heat fuel oil before transferring?
To combust more easily
Other than clear and bright test, what other shipboard tests are conducted on fuel oil?
Specific Gravity (Density)
BS & W
NAVY Standard Refrigerants
4 Stages of Refrigeration Cycle in order
Direct vs Indirect Cooling?
Are the coils in the space they're trying to cool?
Maximum Safe Rudder Angle
Copper and Steel Stoppers
Hand Electric Steering
Provides no feedback on rudder position
How many steering gear units are there per rudder?
Classify Star 200 LPAC
Three auto operating modes on an LPAC
At what pressure does the priority valve shut?
At what pressure does the priority valve go full shut?
At what pressure does the HP-> LP air reducer pick up?
Two methods for compressing HP air? What does the NAVY usually use?
Dynamic (Fan Blade)
What kinds of engines need HP air to start?
What cools a NAVY HPAC?
What is a LOSP and how many do we have?
Lube Oil Service Pump
We have 3 (1 in each MER)
Positive Displacement Pump
Rated High/Low (700/250 GPM)
Low lube oil pressure over the MRG
LOSP cycles to FAST position to shove oil over the MRG until we can lock it
Lube Oil: Clear and Bright test denotes what?
: No Hazinesss means no water
: No Sediment (Clear as Mud)
High Pressure Pipes vs Low Temperature
Chromium Allot vs Carbon
LP and Salvage Air
Freshwater (Non Potable)
Lube Oil Handwheel
2 types of gate valves
3 types of globe valves
Butterfly Valves used for
Lets you know when overpressure occurs
Thing you used
Time Amplifying Info
Message Blanks include
Who from / where going
Compartment number, frame, remarks
Specific location of damage
Common HP Loads
APC Found in
Above PEL, you need ____ to enter
No hot work
within 5 ft of flammables
40 ft of paint and cleaners
CAS Power voltage
7500 V (Need gloves and boots)
Tagout Audits required
Every 2 weeks minimum
Less than 19.5%
Maximum Permissible Rudder Error
Copper Crusher active at
Steel Crusher active at
_____ detect toxic vapors
_____ required during hot work
need PPE and agent in reach
RAM fan (2k ft/min), FM powered
BOX fan (3.2k ft/min), 440VAC powered
Bromine Residual (TBR) test
.2 ppm shore limit
2.0 ppm in the 3rd world
5.0 ppm emergency
150 psi or less, need patch
Soft Patch (wrap and hammer)
100+ psi or more patch
Need a quick patch, not on pot water
EWARP (150 psi max, 300 degrees max)
Need gloves and eyepro
Hardens in 30 mins
Maximum working length of wood shoring
30 * minimum thickness
Maximum length of wedges
6 * minimum butt thickness
Steel shoring types
Primary DC Comms
Fuel quantity onboard
Lowest temp at which fuel gives enough vapor to be ignited by any ignition source
Lowest flashpoint NAVY uses
140 degrees F
Emergency Sound phone circuit
X40J (salt and pepper/pumpkin reel)
Requirements for a Repair Locker
Repair Leader/Locker Leader
Flying Squad requires
Oxygen surplus (dangerous)
22.5 percent and up