It becomes highmidway.The end is immersedin water.It waves. The gap with the groundis too smallLess than 5cmThere is the bad smellfrom a ditch1.Power Source Installation2.Cutting and Flaring Work of Piping3.On DrainageCheck for Installation and Test RunCheck Items for Test RunThe power source must be exclusively used for air conditioner. (Over I0A)In the case of installing an air conditioner in a moist place, please install anearth leakage breaker.For installation in other places, use a circuit breaker as far as possible.Pipe cutting is carried out with a pipe cutter and burs must be removed.After inserting the flare nut, flaring work is carried out.Please install the drain hose so as to be downward slope without fail.Please don't do the drainage as shown below.Please pour water in the drain pan of the indoor unit, and confirm that drainage iscarried out surely to outdoor.In case that the attached drain hose is in a room, please apply heat insulationto it without fail.Please kindly explain to our customers how to operate through the instruction manual.Gas leak from pipe connecting?Heat insulation of pipe connecting?Are the connecting wirings ofindoor and outdoor firmly insertedto the terminal block?Is the connecting wiring of indoorand outdoor firmly fixed?Is drainage securely carried out?Is the earth line securelyconnected?Is the indoor unit securely fixed?Is power source voltage abidedby the code?Is there any noise?Put check mark in boxesIs the lamp normally lighting?Are cooling and heating (whenin heat pump) performed normally?Is the operation of room temperatureregulator normal?8Liquid sidePipe diameter( ) Size A(mm)6.35mm(1/4")9.52mm(3/8")0.8~1.51.0~1.8Gas sideGas side 12.7mm(1/2") 1.2~2.0Correct IncorrectLean Damage of flare Crack Partial Too outsideFlare tooling dieA