Daikin R-410A User Manual Download

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MODELS

2MXS18NMVJU

2MXS18NMVJUA

DAIKIN ROOM AIR CONDITIONER

INSTALLATION MANUAL

R410A Split Series

Installation manual

Manuel dinstallation

Manual de instalación

Manuel dinstallation

00_CV_3P379970-9C.indd 1

11/14/2019 1:22:29 PM

Summary of Contents for R-410A

Page 1: ...ish Fran ais Espa ol MODELS 2MXS18NMVJU 2MXS18NMVJUA DAIKIN ROOM AIR CONDITIONER INSTALLATION MANUAL R410A Split Series Installation manual Manuel dinstallation Manual de instalaci n Manuel dinstallat...

Page 2: ...oxygen A massive leak can lead to oxygen depletion especially in basements and an asphyxiation hazard could occur leading to serious injury or death Do not ground units to water pipes gas pipes teleph...

Page 3: ...getting into the system b Tight R410A does not contain any chlorine does not destroy the ozone layer and does not reduce the earth s protection again harmful ultraviolet radiation R410A can contribut...

Page 4: ...d radio sets This is to prevent interference to images and sounds Noise may be experienced even if they are more than 10ft 3m away depending on radio wave conditions 8 In coastal areas or other places...

Page 5: ...t for one room only Be sure to connect at least 2 rooms Cut thermal insulation pipe to an appropriate length and wrap it with tape making sure that no gap is left in the insulation pipe s cut line Wra...

Page 6: ...u The line set piping size is determined by the size of the indoor unit fittings Reducers are used at the outdoor unit to accommodate the correct gas line pipe size 3MXS24 4MXS36 Port 2MXS18 B 07 09 1...

Page 7: ...oor unit Connection port of outdoor unit Connection port of outdoor unit Be sure to attach the gasket No 5 No 6 Flare nut for 3 8 inch 9 5mm Be sure to attach the gasket No 4 No 2 Flare nut for 1 2 in...

Page 8: ...ecting a Location for Installation of the Indoor Units The maximum allowable length of refrigerant piping and the maximum allowable height difference between the outdoor and indoor units are listed be...

Page 9: ...nuts to prevent damage to the flare nuts and gas leakage Align the centers of both flares and tighten the flare nuts 3 or 4 turns by hand Then tighten them fully with a spanner and a torque wrench Do...

Page 10: ...hours recommended If there is a pressure drop check for leaks make repairs and perform the pressure test again 2 Connect projection side of charging hose which comes from gauge manifold to gas stop v...

Page 11: ...hen lling There is a siphon pipe inside so the cylinder need not be upside down to ll with liquid Filling other cylinders Turn the cylinder upside down when lling Be sure to use the R410A tools to ens...

Page 12: ...m I D 9 16 5 8 inch 14 16mm I D 5 8 13 16 inch 16 20mm I D 5 16 13 32 inch 8 10mm 13 32 inch 10mm Min Minimum bend radius Piping thickness Thermal insulation size Thermal insulation thickness Liquid s...

Page 13: ...rcuit interrupter itself Use an all pole disconnection type circuit breaker with at least 1 8 inch 3mm between the contact point gaps When carrying out wiring connection take care not to pull at the c...

Page 14: ...Shape the wires so that there is no lifting of the service hatch or other structural parts Use the speci ed wires and connect them securely Room A Room C Room D Room B power supply CAUTION Precautions...

Page 15: ...standby mode according to the operation mode of the set indoor unit 2 Priority during powerful operation If the indoor unit which is set for Priority Room Setting is operating at powerful the capabili...

Page 16: ...t Mode is running cooling capacity will be saved Setting procedure Turn the Night Quiet Mode switch SW6 1 to on Service PC board HEAT COOL 4 3 2 1 2 1 E D C B A Night Quiet Mode setting switch SW6 1 2...

Page 17: ...screws 3 Remove the service PC board switch cover 1 screw 4 Switch SW5 and SW6 to off 5 Turn the operation mode switch SW2 to COOL 6 Screw the service PC board switch cover back on 1 screw 7 Switch th...

Page 18: ...e manual If self correction is not possible check the indoor unit wiring and piping in the usual manner Service PC board A 1 2 3 4 5 Wiring error check switch SW3 LED Status 1 2 3 4 All Flashing Autom...

Page 19: ...e extension Is the drainage secure Are the ground wire connections secure Are the electric wires connected correctly Is the wiring in accordance with the speci cations Are the inlets outlets of the in...

Page 20: ...Two dimensional bar code is a manufacturing code 3P379970 9C M19B228 1912 HT...

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