TM 5-6350-275-24&P
3-120. REPLACE MICROWAVE MOTION SENSOR, HITECH 100 SERIES. (Figure 3-67).
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
Socket Set (Item 11, App B)
equipment.
Equipment Condition:
Materials/Parts:
Input power removal
Microwave Motion Sensor, HiTech 100 Series
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.
To avoid personal injury, use an adequate number of personnel to lift or move equipment
weighing over 50 pounds or oversize equipment. Observe correct lifting techniques. Failure
to do so may result in serious injury or death.
a. Removal
(1) Remove input power to HITECH 100 sensor.
(2) Remove 16 bolts (9) holding housing cover (7) to housing enclosure (8) and remove cover.
(3) Remove four bolts (10) holding sensor assembly (11) to housing enclosure (8) and remove sensor.
(4) Tag and remove wiring from PWA (12).
b. Installation
(1) Connect tagged wiring to PWA (12).
(2) Insert sensor assembly (11) into housing assembly (8) and secure with four bolts (10).
(3) Place housing cover (7) on housing assembly and secure with 16 bolts (9).
(4) Apply input power to HITECH 100 sensor.
(5) Align sensor. Ref. (SAIG, Appendix E, Section 3).
3-221
