- 4 -6F8A0870SAFETY PRECAUTIONS (continued)Safety Precautions for Installation and WiringCAUTION Install a switch and fuse to isolate theLF414/LF600F, LF610F and LF414 frommains power. Use an appropriate device to carry and installthe LF414/LF600F, LF610F and LF414.DOPower supply from mains powercan cause electric shock orcircuit break-down. DOIf this product falls to the ground,injury, or malfunction of or damageto the product, can be caused. Turn off mains power beforeconducting wiring work. Do not modify or disassemble theLF414/LF600F, LF610F and LF414unnecessarily.DOWiring while power is appliedcan cause electric shock.DON’TModifying or disassembling thisproduct can causeelectric shock, malfunction of ordamage to this product. Turn off mains power before working onpipes. Ground the LF414/LF600F, LF610Fand LF414independently from power equipment.(100 ohm or less ground resistance)DOWorking on pipes while poweris applied can causeelectric shock. DOOperating this productwithout grounding can causeelectric shock or malfunction. Do not conduct wiring work with barehands.Use crimped terminal lugs for the terminalboard and GND terminal.DON’TRemaining electric chargeeven if power is turned off canstill cause electric shock. DOLoose connections can causeelectric shock, fire fromexcessive current or systemmalfunction. Do not work on piping and wiring with wethands.DON’TWet hands may result inelectric shock.The label shown left is placed near the terminal board forpower supply on the converter.(A black border and symbol on yellow triangle)Be alert to electric shock.