1. Observe the relevant part of the "safe operating procedures motor". 2. Before starting the application of hand to promote continuous section, check the pump and motor installation is correct, with or without clogging. 3. Before starting should do the following: 1) Fix the outlet pipe, stop standing or placing objects in front of the outlet. 2) The pump body should be filled with water, no water idling. 3) Close the outlet pipe valve and pressure gauge cock. 4. Start the pump should be followed by opening the pressure gauge cock, until the pressure reaches the rated value, open the vacuum gauge cock, and then gradually release the outlet valve. 5. The pump stop sequence should be reversed in the above order. 6. Pump running bearing temperature shall not exceed 750C. 7. Long-term non-use of the pump water pump should be cleared, and the inlet and outlet closed. We offer battery operated or rechargeable led flameless pillar candles in red, white or other colors. There are many sizes of electric pillar candles for your choice. We can make paraffin wax shell or plastic shell led pillar candles. The advantage of the paraffin wax shell flameless pillar candle is that it is realistic and looks like a real candle. The electric pillar candle with plastic shell has the advantage of being waterproof, and the appearance is not easily damaged. Electronic pillar candle is mainly used in interior decoration, such as homes, weddings, restaurants, hotels, etc. Led Pillar Candles, Flameless Pillar Candles, Electric Pillar Candles Shijiazhuang Tabo Candles Sales Co., Ltd. , https://www.tabocandles.com