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SPS 4001B
4-4
Instruction Manual
IM-106-340AC-1, Rev. 1.2
January 2007
REMOVE/INSTALL
CHASSIS
Perform the following procedures to remove the SPS 4001B chassis from the
enclosure for service, and to reinstall the chassis after the service tasks are
completed.
Removal
1. Loosen the SPS 4001B cover screws and open the cover.
2. Shut off the calibration gas and reference air to the SPS 4001B.
Disconnect all pneumatic lines at the SPS 4001B manifold.
3. Refer to Figure 2-2. Disconnect all wires from the chassis terminals and
remove the power cable ground lead from the ground lug.
4. Refer to Figure 4-1. Remove two screws (18) that secure chassis (24) to
manifold (13).
5. Loosen captive screw (1) that secures chassis (24) to enclosure.
6. Place one hand on the front of chassis (24) and tip the enclosure
up-side-down. Remove chassis from enclosure and place chassis and
enclosure on work surface.
Installation
1. Push up on the base of the fitting installed at the bottom of reference air
pressure regulator (22, Figure 4-1). Pull teflon tubing (21) from the
fitting.
2. Stand chassis (24) and enclosure upright and carefully place the
chassis in the enclosure.
3. Tighten captive screw (1).
4. Install and tighten two screws (18) to secure the base of the chassis.
5. Insert teflon tubing (21) through grommet (20) in bottom of enclosure.
Seat the tubing in mating adapter fitting at the bottom of reference air
pressure regulator (22).
6. Refer to Figure 4-2. Connect all signal and power wiring to the chassis
terminals and connect the power cable ground lead to the ground lug.
7. Connect all pneumatic lines at the SPS 4001B manifold. Turn on the
calibration gas and reference air supplies to the SPS 4001B.
8. Close the enclosure cover and secure the cover screws.
Содержание SPS 4001B
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