REPLACE RADIO FREQUENCY MOTION SENSOR PWA

TM 5-6350-275-24&P

3-124. REPLACE RADIO FREQUENCY MOTION SENSOR PWA. (Figure 3-69).

This task consists of:

a. Remove

b. Install

INITIAL SETUP:

Tools:

General Safety Instructions:

Screwdriver, Flat tip (Item 7, App B)

Remove all jewelry while working on

Open End Wrench Set (Item 13, App B)

equipment.

Wear ESD wrist strap while handling ESD

Equipment Condition:

sensitive assemblies.

Input power removed

Materials/Parts:

Radio Frequency Motion Sensor PWA

WARNING

Shut off power source before attempting to disconnect, service, or connect wires or cables.

Failure to do so may result in serious injury or death.

a. Removal

(1) Remove four screws (1) from front panel assembly (2).

(2) Tag and remove wiring from TB1 (4).

(3) Remove four screw standoffs (3) holding PWA (5) to housing (6) and remove PWA.

b. Installation

(1) Set PWA switch setting the same as removed PWA or reference (SAIG, Appendix E, Section 7).

(2) Align PWA (5) with RFMS housing mounting brackets and secure four screw standoffs (3).

(3) Connect tagged wiring to TB1 (4).

(4) Align front panel assembly (2) with standoffs (3) and secure with four screws (1)

(5) Reconnect input power.

(6) Align sensor. Ref. (SAIG, Appendix E, Section 7).

3-227