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46 Cards in this Set
- Front
- Back
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what is the mag sprink pub?
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S9522-AA-HBK-010
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what is the HSD FUSIBLE LINK temperature?
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161 +/- 1
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what is the other name for F ALARM?
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ICJ 105
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what is the transmission tubing lines made of?
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ROCKHIDE
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what is the minimum loop between vented check valves and prpv?
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4"
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what is the purpose of the loop between vented check valves and prpv?
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shock mounting
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can transmission line be sectionally replaced if punctured?
yes or no and why? |
no because it must be SEAMLESS
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what is the max amount of copper tubing that can be exposed?
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1"
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how much of the copper tubing must be covered by rock?
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1/8"
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is it ok to paint the rockhide covering?
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no becuse it adds extra insulation that can compromise the heat sensing ability plus it's flammable
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what type of fitting goes on the transmission tubing ends?
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37° flare fitting
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what's the maximum hsd's per prpv?
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12
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what's the max OSI per PRP?
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not to exceed 24 OSI
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what's an R4Q?
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it's the quarterly pms flush
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what OSI do you pump the mag sprink to for a flush?
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16-20 OSI then allow to settle
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what's the minimum LOOP for flex hoses?
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10" (wire mesh tubing)
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what's an 81M
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spring loaded lift check valve
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what's the purpose of a spring loaded lift check valve?
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to prevent backflow
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what's HORCV stand for?
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hydraulically operated remote control valve
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What's the purpose of HORCV |
allows system to be secured from a station other than the one that actuated it |
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what's CM15
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most common type of 3way manual control valve
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what happens to drain line during open loop?
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steady flow through drain line one
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what happens to drain lines during a closed loop?
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steady flow from drain line two and a gush of water from #3 which turns into a diminished flow
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what is an orifice plate made of?
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MONEL (70% copper and 30% nickel)
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what size hole is in an orifice plate?
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.098" diamater hole OR #40 drill bit
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how do you order an orifice plate?
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ask the machine shop.. they make them. hence the reason we say #40 drill bit
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how do you clean copper tubing of the mag sprink?
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with a brass brush and water only (not hot sauce!!)
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what type of system is the mag sprink?
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dry type
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what's another name for MSV?
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CLA-VALVE
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what's the operating PSI of the MSV?
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40 PSI
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whats the operating PSI of a navy standard msv?
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55 PSI
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where should the FD alarm be located?
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1.5 to 2 inches from deck
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At what temperature does the F alarm light off at? |
105° +/- 1 |
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which do you shut off first, local or remote??
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the one that's in OPEN goes to NEUTRAL FIRST
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what's the purpose of PORT BRAVO?
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check for leaking of diaphram
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what's purpose of PORT CHARLIE?
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troubleshoot air pressure trapped in POWERTROL
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another name for PORT CHARLIE
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CHATTERING VALVE
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what does it mean if there's a leak at port DELTA? |
o-ring retainer (around stem) is fucked |
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what's purpose of PORT ALPHA?
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inlet of water
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What max area do HSD's protect? |
120 sqft |
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how many hsd's are required per space?
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2 min
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hsd's must be installed within how many feet of a BOUNDARY BULKHEAD?
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8
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hsd's shall not be loacted within how many feet of ventilation?
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5
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can you put hsd's above or below cooling coils?
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NO
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how far from bulkheads and i beams minimum distance for placement of HSD'S
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at least 1 foot away
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max length of transmission tubing?
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50 ft
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