Electronics Housing Assembly - Emerson Rosemount OCX 8800 Reference Manual

Maintenance and service
1.
2.
3.
9.3.2

Electronics housing assembly

Install EMI filter and terminal block
Complete the following steps to install the EMI filter and terminal block in the OCX 8800.
1.
2.
3.
Install solenoid valves
Complete the following steps to install the solenoid valves in the OCX 8800.
1.
2.
3.
4.
252
Install LOI board (9, Figure
(12).
Note the location of the LOI connector (10). Plug LOI module (8) and connector into
one of the four mating receptacles provided.
Install three screws (7) to secure the LOI module.
Install replacement EMI filter (1,
stack.
Refer to wiring details in
terminal block (3).
Connect EMI filter wiring at AC power input terminal block on electronic stack.
Disassemble replacement solenoid valve (15 or 16,
Install new solenoid valve base.
Be careful not to overtighten.
Install new washer and solenoid coil assembly and secure with nut.
Connect the solenoid leads to the proper terminations on the solenoid power
terminal block (Figure 9-24).
9-22) and secure it with two screws (11) and lockwashers
Figure 9-23) and/or terminal block (3) on electronic
Figure 9-23. Connect EMI filter and ground wire (2) at
Figure 9-22).
OCX 8800