3. Unscrew the female fittings from the solenoid valve to disconnect the at-
4. Separate the solenoid valve assembly that you are replacing from the sole-
To replace the Solenoid Valve assembly:
1. Attach the new solenoid valve assembly by screwing it into the solenoid
2. Using new VCR gaskets, attach the fittings and associated tubing on either
3. Note the location of attachment to the MCU board on the side of the wire
Figure 4-5.
Solenoid valve location.
PN 592047901 Rev YC
tached tubing. Discard gaskets.
noid bracket by removing the two (2) screws holding it onto the bracket.
bracket.
side of the valve assembly.
connector and then connect the valve assembly to the MCU board at that
location (P3-3 for the sample valve and P3-1 for the Reference Valve).
Maintenance and Troubleshooting | 4-9