A/C 1-4
Who is the A/C Plant manufacture?
York
What type of compressor do 5 A/C use?
Screw Type Compressor
What is Chill Water?
Water that is cooled by A/C evaporator to 44 degrees (desired outlet temperature of chill water)
Who's the refrigeration plant manufacturer?
Carrier
Where is the steering gear room?
(2) Port & Starboard Steering Gear Units located in 5-134-01-E
How many total A/C units are there?
5
What's the capacity rating of 5 A/C?
130 tons (capacity rating)
How many chill water pumps are there?
5 chill water pumps (one for each a/c unit)
What's the capacity rating of the refer?
3.5 tons (capacity rating)
What type of steering gear units do we have?
2 Electro-hydraulic single ram opposed cylinder linked type w/ dual ended tiller
What type of compressor do A/C's 1-4 use?
Centrifugal Compressor
What type of refrigerant does 5 A/C use?
R-134A Refrigerant
What's the chill water pump's purpose?
Pumps chill water through a/c evaporator
What type of compressor does the refer have?
Reciprocating Piston Compressor
How many modes of operation are there for steering and what are they?
6 modes of operation
(3 from Bridge)
Follow-up/ remote touchscreen (helm) hand electric
Auto pilot (Iron Mike)
Non follow-up (no electric assist)
(3 from Aft Steering)
Trick wheel
Emergency hand pump
Hand ratchet
What type of refrigerant does 1-4 use?
R-236FA Refrigerant
How many compressors does 5 A/C have?
2
Chill water is the cooling medium for what?
A/C evaporator
What type of refrigerant does the refer use?
R-134A Refrigerant
How often are rudder swing checks conducted?
Conducted 24 hrs prior to s&a, getting underway, entering port, ras, after major repairs and when recommended by the commanding officer
What is the capacity rating of 1-4?
125 tons (capacity rating)
How many condensers does 5 A/C have?
2
What's the chill water desired temp?
44°f
What's the purpose of the refer plant?
To continuously remove heat from ship stores (food)
Describe the operation of the emergency hand pump to move the rudder one degree.
15 turns to prime the pump, and 27 turns to move the rudder 1 degree of travel