Emerson OCX 8800 Repair Electronics Housing, Electronics Housing Disassembly, Remove Cover

Instruction Manual

IM-106-880, Rev 1.0 January 2007

OCX 8800

REPAIR ELECTRONICS HOUSING

Use the following procedures to remove damaged components from the OCX 8800 electronics housing and to install new replacement parts. Disassemble the unit only as needed to replace damaged components. Use the assembly procedures that apply to install replacement parts and reassemble the unit.

Electronics Housing Disassembly

Remove Cover

1.See Figure 7-20. Loosen screw (1) and slide locking clip (2) away from cover (3). Retighten screw (1).

2.With two hands or strap wrench, turn cover (3) counterclockwise to loosen. Unthread and remove cover.

3.Inspect cover gasket (4) for wear or damage. Replace cover gasket if damaged.

Remove Flash PROM

Electrostatic discharge (ESD) protection is required to avoid damage to the electronic circuits.

1.Locate Flash PROM access port in electronics stack (5, Figure 7-20).

2.Use suitable IC removal tool to remove Flash PROM (6).

Remove LOI Module and Board

1.Remove three screws (7, Figure 7-20).

2.Carefully lift LOI module (8) from LOI board (9). Note the location of LOI connector (10).

3.Remove two screws (11) and lockwashers (12). Remove LOI board (9).

7-25