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Flashcards in regulator applications Deck (10)
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1

a gas pressure regulator when installed out doors should have the vent

opening pointing down stream

2

when installing an appliance regulator and the vent opening is completely blocked this will cause the regulator to

remain permanently open

3

a two stage propane regulator would typically be set for

first stage 10 psig second stage 11' w.c

4

when the inlet supply pressure to line pressure exceeds .5 psig it shall

be of a positive shut off type

5

the leak limiting device should be installed

vertically

6

if a 5psig line pressure regulator has a 3/4 vent tapping and the ventline must be 65 feet what must be done

use 1" pipe for the entire lengh-make the change at the vent tapping

7

too mant fittings on a vent line could cause

the regulator to hunt

8

the purpose of a pilot tube in a regulator is

keep downstream pressure closer to set point during flow conditions

9

if a 5 psig line regulator ( with internal relief) was installed in a boiler room, which of the following would be required

the vent must be piped to a safe location outdoors

10

a line pressure regulator operating at 2psig or less shall be exampt from the requirments of clause 5.2.1.5 B when equipped with

a vent leaking limiiting system