Heat pump questions - Study guides, Class notes & Summaries

Fire Inspector 2 Questions and Answers 100% Solved Fire protection engineers have established _____ PSI as a minimum required residual pressure when computing the available water for flow test results. 20psi The most common gallonage rating for horizontal shaft pumps in use today are _____ - _____ GPM. 500 - 1500 gpm A fire pump serving a standpipe system should be tested ______ weekly A fire department pumper can effectively supply around ______ feet in a high rise building depending on hyd...

HVAC NATE HEAT PUMP QUESTIONS AND ANSWERS 2024

HVAC NATE Heat Pump Questions and answers | Latest 2024/25

On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? 6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? Prevent Oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must? Drain off and away from the outdoor coil. Why must the runoff be drained off and away from the outdoor coil? Excessive ice can build up on the bottom of the coil and can redu...

HVAC NATE Heat Pump Questions with Correct Answers 100% Verified On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? - Correct Answer 6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? - Correct Answer Prevent Oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must? - Correct Answer Drain off and away from the outdoor coil. Why must the ...

HVAC NATE Heat Pump questions and answers 100% verified. On vvan vR-22 vsystem, vline vdiameters vand vlengths vare vtypically vspecified vfor va vvapor vpressure vdrop vthat vdoes vnot vexceed vwhat? v- v vcorrect vanswer. v v v6-7PSI vor v6F What vis vthe vprimary vpurpose vof vusing vflux vwhen vsoldering vcopper vor vbrass vparts? v- v vcorrect vanswer. v v vPrevent vOxidation The vwater vthat vresults vfrom va vdefrost vcycle vof van vair vto vair vheat vpump(runoff) vmust? v- ...

FDNY Fire Life & Safety Director Test #321 Complete Questions And Answers 2023 A fire pump is usually connected to the ________ for most of its water supply source. Public water main Fire escapes/external stairs are considered to be a __________ means of egress from a building. secondary A thermostatic detector is sensitive to which of the following: Heat The person responsible by law for complying with the Fire Safety Laws is the: The Building Owner Your Fire Alarm Control Panel s...

NATE Heat Pump questions and answers 100% verified. R-22 mvapor mline mdiameters mand mlengths mare mtypically mspecified mfor ma mvapor mpressure mdrop mthat mdoes mnot mexceed... m- m mcorrect manswer. m m m6-7 mpsi mor m6°F The mprimary mpurpose mof musing mflux mwhen msoldering mcopper mor mbrass mparts mis mto... m- m mcorrect manswer. m m mPrevent moxidation The mwater mthat mresults mfrom ma mdefrost mcycle mof man mair mto mair mheat mpump m(runoff) mmust mdrain moff ma...

FDNY Z51 RMO Questions and Answers 100%Verified Graded A+ already passed!! the efficiency of the refrigerant cycle is affected by the operation of the condenser. Of the following, a more efficient centrifugal compressor operation results from - correct answer lowering the condenser pressure In most semi hermetic compressors, the suction vapor is used for - correct answer cools the motor The amount of refrigerant that flows through the orifices of an economizer is determined by the - corre...