Gasboy CFN Series Site Controller III Start-up - Manual (Page 70)

DC Power Measurement and Adjustment PCU(s)
Page 64 MDE-4793A CFN Series Site Controller III Start-up Manual for CFN III Versions 3.5 and above · November 2008
4 Measure the +5 VDC between the orange (+) and black (-) wires ( Figure 10-1 ).
The voltage should be +4.95 to +5.05 VDC.
Figure 10-1: PCU +5 VDC Measurement Points
5 Measure the +12 VDC between the red (+) and black (-) wires ( Figure 10-1 ).
The voltage should be +11.50 to +15.50 VDC depending on the type and number of pulsers
and the number of relays energized.
6 Measure the POWER FAIL between the yellow (+) and black (-) wires ( Figure 10-1 ).
The voltage should be +4.75 to +5.05 VDC.
Note: There are no adjustments for these voltages.
7 Turn off the AC and DC power switches.
8 Replace the black plastic cover on the connector and turn the AC and DC power switches back
on.