4 MAINTENANCE AND REPAIR
Therma-Flow
®
PLUS
IOM 09900002
Revision C 08/15/21
© 2021, Encon Safety Products, Inc.
4-18
Cover
00013449
Magnet Cap
00013007
Switch
00013325
Gasket
00013501
Bracket
00014707
Magnet
00013324
Unilet
00014444
Figure 4-11. Drench Hose MAP
®
Switch Assembly
To replace the MAP
®
Switch:
1. Switch off the electrical power supply to Therma-Flow
®
Plus.
2. Remove the screws and switch box cover.
3. Make note of the wiring and disconnect the wires to the switch.
4. Remove the defective switch and install the new switch using silicone or acceptable
caulking and in reverse order of removal.
5. Ensure the switch and the magnet on the actuator are aligned and there is no
more than a one inch gap between the magnet and switch.
6. Test the MAP
®
switch by actuating the shower or eyewash to operate the
alarms.