Gasboy CFN Series Site Controller III Start-up - Manual (Page 47)

MDE-4793A CFN Series Site Controller III Start-up Manual for CFN III Versions 3.5 and above · November 2008 Page 41
PCU Jumpers and Switch Settings
PCU
Figure 6-3 shows the PCU layout. Refer to this layout when performing steps 1 through 5
under “Pump Control EXPMUX CPU Board” .
Figure 6-3: PCU Component Location
Pump Control EXPMUX CPU Board
1 Unlock and open the front door of the PCU.
2 Ensure that all override switches are in the AUTO position. Refer to Figure 6-3 .
3 Ensure that the AC power and battery switches, located in the upper righthand corner of the
power supply are turned OFF (down).