3"；太阳能泵

solar pump1.Submersible pump must be immerge in water about 15-20 minutes before first time startup. DO NOT RUN DRY!, including pump turning test. The working depth must not be less than 0.5 m.2. During installation of the submersible pump, a rope must be used to hoist the pump, do not lift the pump by the electric cable , warranty will be void if damaged! 3. Motor input line (UVW) and Power supply (UVW) must be connected correctly, or motor will reverse and the water pump can not pump any water or only little water.4. Water level sensor shall be put above the water pump intake level, or it cannot prevent the pump from running dry. If no need to install the water sensor, the terminal H and terminal C must be connected shortly.5. Must ensure the pump is in the correct depth, the on-off intermission time is at least more than 3 minutes. Or the pump will be protected and stop working.