Pressure Systems 9016 manual PC-280 Ethernet Microprocessor/A-D Board, PC-280 Board and Connectors

Pressure Systems, Inc. 9016 Upgrade Instructions

PC-280 Ethernet Microprocessor/A-D Board

The following procedures should be used for removal of the PC-280 Ethernet Microprocessor/A-D Board. Use the tools and follow the general warnings already described.

(1)Carefully remove any attached wiring harnesses from connectors P1, P3, and P6 of the PC- 280 board. This will require cutting one nylon tie-wrap attached to the center mounting bracket. (See Figure 6)

Connector P6

Tie-wrap to cut

Connector P3

Connector P1

Figure 6

PC-280 Board and Connectors

(2)Remove the three (3) 2-56 Phillips head screws securing the PC-280 mounting brackets to the top plate. These screws will be in line with the PC-280 LEDs that protrude through the top plate. Save for later use. Carefully lift the board out of the top panel. (See Figures 6a and 6b.)

Figure 6b

PC-280 Board

Three screws to remove PC-280 board

Figure 6a

9016 Top Plate

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