TM 5-6350-275-24&P
3-111. REPLACE BALANCED MAGNETIC SWITCH, SENTROL 2700 SERIES. (Figure 3-59).
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
equipment.
Materials/Parts:
Balanced Magnetic Switch
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 flathead screws (2) holding sensor switch (1) to protected entrance way.
(2) Tag and disconnect sensor wiring (5) in terminal box.
(3) Remove four flathead screws (4) holding sensor magnet (3) to door assembly.
(4) Remove sensor switch (1) and sensor magnet (3). Leave tamper plate (6) in place.
b. Installation
(1) Align sensor switch and sensor magnet with previously drilled holes and secure with four flathead screws for
each assembly.
(2) Connect wires (5) from sensor switch (1) to terminal box.
(3) Align sensor switch with sensor magnet and check for sensitivity (SAIG, Appendix E, Section 1).
Figure 3-59. Removal and Replacement of Balanced Magnetic Switch Assembly (Sentrol 2700 Series)
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