The expansion valve on a Freon system controls the （）.

A . open and individual tank valves open B . open and the individual tank valves closed C . closed and the individual tank valves closed D . closed and the individual tank valves ope

A . fuel tank B . bilge C . atmosphere D . auxiliary exhaust line

A . tape face B . tapered face C . surface D . thinner face

A . open and individual tank valves open B . open and the individual tank valves closed C . closed and the individual tank valves closed D . closed and the individual tank valves ope

A . you are entering a space containing poisonous vapors B . you are entering a space containing explosive gases C . the regulator of the breathing apparatus malfunctions D . the face piece of the breathing device is too tight

A . open B . close C . remain in its position D . flood the evaporator with refrigerant

A . Lube oil passing through the system B . Moisture or foreign matter collecting at the valve seat and orifice C . Variable spring tension caused by the changing temperature D . Frost on the liquid line

A . maximum pressure allowed at that branch B . name of the space or spaces which it serves C . date of the last maintenance inspection D . pressure needed to maintain an effective stream at that point

A . a low load on the unit B . a clogged pump suction strainer C . a blockage in the line between the pump and hydraulic motor D . the hydraulic motor turning too fast

A . erosion and cratering of the nozzle orifices B . fuel leakage into the nozzle drain line C . fuel leakage before and after injection D . insufficient fuel delivery though that nozzle

A . 3 PCI-e I/O drawers and 1 PCI-X I/O drawer B . 4 PCI-e I/O drawers and 4 RIO-2 I/O drawers C . 2 PCI-e I/O drawers and 4 PCI-x I/O drawers D . 4 PCI-e I/O drawers and 2 PCI-X I/O drawer

A . release CO to the protected space B . secure all mechanical ventilation in the protected space C . sound the rig's general alarm signal for a fire D . sound an alarm in the ballast control room

A . detect the temperature B . detect the pressure C . heat the refrigerant D . accelerate the refrigerant

A . be jammed B . be opened C . be seated D . be broke

A . amount of superheat in the vapor leaving the coil B . amount of superheat in the liquid C . temperature in the evaporator coils D . pressure in the evaporator coil

A . evaporator pressure decrease B . evaporator coil over-feed C . evaporator capacity increase D . expansion valve diaphragm rupture

A . reduce water temperature B . reduce water turbulence C . provide an air cushion D . allow for an increase in water volume as the engine warms u

A . in the middle of evaporator coils B . near the evaporator coil outlet C . near the evaporator coil inlet D . on the bottom row of evaporator coil

A . liquid in the cylinder B . low compression in the cylinder C . high exhaust temperature D . poor fuel penetratio

A . return to a neutral position B . flood the evaporator C . open D . close

A . At the designed operating temperature, the liquid refrigerant charge has changed to a vapor B . The liquid refrigerant tends to collect at the bellows or diaphragm and reduces the valve sensitivity C . The sensing bulb is empty of liquid refrigerant charge at the designed operating temperature D . The sensing bulb is never emptied of liquid refrigerant under normal operating conditio

A . always be wide open when the compressor restarts B . continue to operate as if the system were in operation C . remain open until evaporator pressure equalizes, then close until the compressor restarts D . always be completely closed until the compressor restart

A . CRS Node Manager  B . CRS Engine  C . Cisco Recording  D . CRS Application Editor  E . Cisco Monitoring  F . CRS Repository Datastore, CRS Historical Datastore, CRS Config Datastore, CRS Agent Datastore

A.always be wide open when the compressor restarts B.continue to operate as if the system were in operation C.remain open until evaporator pressure equalizes, then close until the compressor restarts D.always be completely closed until the compressor restarts