23EnglishInstallation ProcedureStep 4 Installing the drain hose anddrain pipe1 ťЇϑ˵ϩ˵ʪϑЇΧΧ̷̈ʪʒʒθɇ̈͝˵ͱϑʪɇϑ˙ɇθɇϑΧͱϑϑ̈ɵ̷ʪͱЭʪθthe drain socket.2 Tighten the metal clamp as shown in the picture.3 ǮθɇΧϩ˵ʪϑЇΧΧ̷̈ʪʒ̷ɇθ˝ʪϑʪɇ̷̈͝˝ΧɇʒͱЭʪθϩ˵ʪ͔ʪϩɇ̷clamp and drain hose to insulate and fix it with clamps.4 Insulate the complete drain piping inside the building(field supply).If the drain hose cannot be sufficiently set on a slope,fit the hose with drain raising piping (field supply).5 Push the drain hose up to insulation when connectingthe drain hose to drain socket.Metal clamp Drain socketDrain hoseLarge seailng pad Be sure to bond the drainhose and the main pipe.Drain pipeDrain hosePVC Tube Joint+ VP25 (OD: 32 mm, ID: 25 mm)Drain pipeCAUTIONA˵ʪʀ̧ϩ˵ɇϩϩ˵ʪ̈͝ʒͱͱθЇ̈͝ϩ̈ϑ̷ʪЭʪ̷ӥϩ˵ϩ˵ʪʀʪ̷̈̈͝˝ɵцЇϑ̈͝˝ϩ˵ʪ̷ʪЭʪ̷̷ʪθࢋ• Ã͝ϑϩɇ̷̷ɇ̈θЭʪ͝ϩ̷̈ɇϩ̈ͱ͝ϩͱʒθɇ̈͝ʀͱ͝ʒʪ͝ϑɇϩ̈ͱ͝ϑ͔ͱͱϩ˵̷цࢋAir ventilationCeiling• If it is necessary to increase the height of the drainpipe, install the drain pipe straight within 300 mmfrom the drain hose port. If it is raised higher than 550mm, there may be water leaks.Band joint300 mm orless300 to550 mm20 mm or more1/100 or moreDrain hoseCeiling• Uͱ͝ͱϩ˝̈Эʪϩ˵ʪ˵ͱϑʪɇ͝ЇΧиɇθʒ˝θɇʒ̈ʪ͝ϩɵʪцͱ͝ʒϩ˵ʪconnection port. This will cause water to flow backwardswhen the unit is stopped, resulting in water leaks.Under gradientCeiling• Do not apply force to the piping on the unit side whenconnecting the drain hose. The hose should not beallowed to hang loose from its connection to the unit.Fasten the hose to a wall, frame or other support asclose to the unit as possible.Support pieces1 to 1.5 m1/100 or moreCeiling