Gasboy Atlas Start-up - Manual (Page 135)

MDE-4334D Atlas™ Start-up and Service Manual · July 2013 Page 6-15
Measuring Pressure and Vacuum Hydraulic/Mechanical Components
Pressure Measuring Locations on Unit
This section provides information about the pressure measuring locations on unit.
For Dispensers
Install the pressure gauge at any one of the following locations (see Figure 6-7 ):
To Check Insert the Pressure Gauge in the
Inlet pressure (pressure available to dispenser) Shear valve test port (location A)
Filter cap port pressure (pressure available at filter) Special filter cap port fitting (location B)
Discharge pressure (pressure available to hanging
hardware) Special discharge fitting (location C)
Figure 6-7: Typical Pressure Gauge Installations
20
30
0
60
10
50
40
20
30 0
60
10
50
40 20 30
0
60
10
50
40
Location B: Pressure
Gauge in Filter Cap Port
Special Discharge
T-fitting
Location C: Pressure Gauge in
Discharge Fitting
Location B: Pressure Gauge in
Shear Valve (Dispenser Only
Test Point
Measuring STP Pressure for Dispensers
To measure STP pressure for dispensers, proceed as follows:
1 Shut off power to the STP.
2 Verify if the dispenser and STP have been deactivated.
3 Always use eye protection. Install the gauge at the shear valve test port (see Figure 6-7 ),
Location A.
4 Turn on power to the STP.
5 Activate the handle. Do not pump fuel.