wlc sump sensors wiring
35:27
waterlevel controller complete installation
6:52
Float Switch Wiring Installation for Water Tank PART 1 II NO SPARK ELECTRIC
14:41
Sump to overhead tank fully automatic water level control system ASTRA 500 model installation
20:39
submersible waterlevel controller
3:20
motor auto on sensor and auto cut off (water save auto cut off fitting)
6:27
Autocratic Water Pump Controller Installation।Automatic Water Pump Controller Fitting & Installation
11:39
How to install water level controller 
7:58