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Replacing the Pilot Valve Manifold
The Pilot Valve Manifold (AMETEK Part No. 591088901) is found on the side of
the Power Supply board. Use Figure 4-11 to locate the Pilot Valve Manifold.
To remove the Pilot Valve Manifold:
1. After locating the Pilot Valve Manifold, use a screwdriver to remove the
2. Detach the tubing from the manifold by holding the tubing retaining col-
To replace the Pilot Valve Manifold:
1. Position the Pilot Valve Manifold on the Electronics Module mounting
2. Attach the tubing you identified and removed earlier. Make sure that you
Reinstalling the Electronics Module
Once you have serviced the various components in the Electronics Module you
are ready to reassemble the analyzer.
1. Carefully reposition the Electronics Module above and to the front of the
2. Attach the mounting plate of the Electronics Module to the analyzer as-
3. Insert the motor connecting shaft (that you slid out of the Stepper Motor
4. Reattach the retaining screws of the universal joint to secure it on the Step-
PN 592047901 Rev YC
two (2) screws on the top of the manifold.
lar and pulling the tubing free. Make sure that you identify the tubing for
proper position upon replacement.
plate over the standoffs from which you removed it. Attach with the two
(2) screws you removed earlier.
are attaching the correct tubing to each valve.
analyzer. Lower the module into the analyzer so the screws at the four (4)
corners can be attached.
sembly using the four (4) screws you removed earlier.
to remove the module) onto the flat part of the motor shaft of the Stepper
Motor and slide into position.
per Motor.
Maintenance and Troubleshooting | 4-23
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