Pressure Systems, Inc. 98RK-1 & 9816 User’s Manual©
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(5) Replace the PC-206 board as described in Section 5.1.3.1 and reassemble the module.
Ensure that the two hex-head standoff screws are installed on DH200 positions 2 and 15
and that they align with the two PC-206 mounting holes.
(6) Test your scanner to ensure proper operation.
The following is a step-by-step procedure to replace the solenoids in a Model 9816 Intelligent
Pressure Scanner. Modules contain two solenoid valves. Use the tools and follow the general
warnings already described at the start of Section 5.1.1. Refer to Section 5.1.6.5 for details
concerning solenoid O-ring replacement.
(1) Disassemble the module as described in Section 5.1.2.
(2) Remove the two (2) Allen-head screws that secure the solenoid manifold to the module
top guide rail. Carefully move the solenoid manifold assembly to one side for easier
access. Be careful not to crimp the attached nylon tubing.
(3) Carefully remove the two (2) Phillips-head screws from the top of the solenoid.
Disconnect the solenoid from connector P5 of the PC-299 microprocessor board. See
Figure 5.9 and Figure 5.9a.