OQ-6151 Flashcards
(15 cards)
What is the definition of MSA valve ?
Controls the flow of gas to the customer
What is a MSA Valve referred to as?
Stopcock
Valve
Shut off valve
What is a voltage detector ?
A device that determines the presence or absence of an electrical charge is an object
What is the approved voltage detector
Klein tools
Before you begin ensure there are no what near the MSA?
Sources of ignition
Where do you check for the presence of voltage?
On both sides of the meter set insulators
Who is responsible for correction or repair on SWG facilities for voltage detection
Technical Services Department
Who is supposed to follow guidelines in the customer service manual for voltage detection
Customer service and district techs
Who contacts dispatch/ supervisor for assistance and standby for voltage
Contractors, field techs and construction department
Prior to operation what do you do?
Visually inspect the MSA valve to ensure safe operation
What do you look for prior to operation ?
Look for :
Corrosion
Broken valve blade
Loose or damaged valve core nut
How should you turn the MSA valve?
In a smooth controlled motion
Do not jerk or tug on the riser
Do not use any type of extension on the wrench
When the stop kick blade is parallel the gas is
On
When the stop kick blade is perpendicular the gas is
Off
When do you not operate a MSA valve?
When there is a cracked or corroded valve blade not leaking.
There is physical damage or corrosion on the riser below the stopcock, where operating the MSA valve could cause it to break and leak
