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Please read this installation manual completely before installing the product.
Installation work must be performed in accordance with the national wiring 
standards by authorized personnel only.
Please retain this installation manual for future reference after reading it 
thoroughly.

Ceiling Cassette – 4Way

INSTALLATION MANUAL

AIR

CONDITIONER

P/NO : MFL65920802

Summary of Contents for JRNU09GTPA4

Page 1: ...he product Installation work must be performed in accordance with the national wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly Ceiling Cassette 4Way INSTALLATION MANUAL AIR CONDITIONER P NO MFL65920802 ...

Page 2: ...gonal wrench Gas leak detector Vacuum pump Gauge manifold Owner s manual Thermometer Installation Parts 3 Safety Precautions 4 Installation Selection of the best location 6 Ceiling dimension and hang ing bolt location 7 Wiring Connection 8 Installation of Decoration Panel 10 Drain Piping 11 Ceiling Height Selection 12 Dip Switch Setting 13 Group Control Setting 14 Airborne Noise Emission 19 Limiti...

Page 3: ... Installation Parts Name Quantity Shape for gas pipe for liquid pipe Clamp metal 2 EA Insulation for tting 1 SET Drain hose 1 EA Clamp Tie Wrap 8 EA Washer for hanging backet 4 EA Other Paper pattern for installation Owner s manual Installation manual Screws for xing panels are attached to decoration panel Installation Tool ...

Page 4: ... cated circuit There is risk of re or electric shock For electrical work contact the dealer seller a quali ed electrician or an Authorized Service Center Do not disassemble or repair the product There is risk of re or electric shock Always ground the product There is risk of re or electric shock Install the panel and the cover of control box securely There is risk of re or electric shock Always in...

Page 5: ...eople to lift and transport the product Avoid personal injury Use a vacuum pump or inert nitrogen gas when doing leakage test or air purge Do not compress air or oxygen and do not use ammable gases Otherwise it may cause re or explosion There is the risk of death injury re or explo sion Do not turn on the breaker or power under condi tion that front panel cabinet top cover control box cover are re...

Page 6: ...o consideration Do not install the unit near the door way Ensure the spaces indicated by arrows from the wall ceiling or other obstacles The indoor unit must have the maintenance space Ceiling Ceiling Board Ceiling Board Floor Unit mm inch 300 11 13 16 or more Above 2500 98 7 16 4000 157 1 2 or less 1000 39 3 8 or more 500 19 11 16 or more 500 19 11 16 or more 300 11 13 16 or less CAUTION In case ...

Page 7: ...tilation fan is enough to cover all noxious gases from this place Ensure enough distance from the cooking room to install the air conditioner in such a place where it may not suck oily steam 2 Avoid installng air conditioner in such places where cooking oil or iron powder is generated 3 Avoid places where in ammable gas is generated 4 Avoid place where noxious gas is generated 5 Avoid places near ...

Page 8: ...e following parts are local purchasing Hanging Bolt W 3 8 or M10 Nut W 3 8 or M10 Spring Washer M10 Plate Washer M10 Connect the wires to the terminals on the control box individually according to the outdoor unit connection Ensure that the color of the wires of outdoor unit and the terminal No are the same as those of indoor unit respectively While connecting wired remote controller insert its co...

Page 9: ...ome loose from vibrations to which the unit is subjected during the course of transportation Check them and make sure that they are all tightly fastened If they are loose it could give rise to burn out of the wires 4 Con rm the Speci cation of power source 5 Con rm that electrical capacity is suf cient 6 Be sure that the starting voltage is maintained at more than 90 of the rated voltage marked on...

Page 10: ...ng the air lter The decoration panel has its installation direction Before installing the decoration panel always remove the paper template Air conditioner unit Ceiling board Decoration panel Decoration panel Fit the insulator this part and be careful for cool air leakage Good example Air Cool air leakage no good Bad example Ceiling board Air conditioner unit Installation of Decoration Panel CAUTI...

Page 11: ... the exible drain hose and check the piping for leakage Be sure to check the drain pump for normal operating and noise when electrical wiring is complete When the test is complete connect the exible drain hose to the drain port on the indoor unit Heat insulation material Polyethylene foam with thick ness more than 8 mm Drain test Maintenance drain port Upward routing not allowed Pipe clamp Indoor ...

Page 12: ...is available to adjust indoor air ow rate by Installer setting of the wired remote con troller for better service Please select the height level from the below table Ceiling Height Selection Table Ceiling height of Very high function may not exist depending on the indoor unit For the details refer to the product manual Ceiling Height Selection Level Description 1 6 8 3 kW 10 0 14 5 kW Up to 2 3 m ...

Page 13: ...side Vane Selection tropical region Spare Master Wired Wireless remote controller Selection of Manual or Auto operation Mode Continuous operation Removall Linkage Removal Up side Down side Vane General model Slave Auto Working Up side Vane Only Tropical model Off Off Off Off Off Off Off Off 2 Outdoor Unit 1 Indoor Unit In case that the products meet speci c conditions Auto addressing function can ...

Page 14: ...e controller 1 It is possible to 16 indoor units Max by one wired remote controller Set only one indoor unit to Master set the others to Slave 2 It is possible to connect with every type of indoor units 3 It is possible to use wireless remote controller at the same time 4 It is possible to connect with Dry Contact and Central controller at the same time The Master indoor unit is possible to recogn...

Page 15: ...g of master and slave In case of Group Control it is possible to use following functions Selection of operation stop or mode Temperature setting and room temperature check Current time change Control of ow rate High Middle Low Reservation settings It is not possible to use some functions It is possible to control 16 indoor units Max with the master wired remote control Other than those it is same ...

Page 16: ...AU FAU Standard Standard FAU FAU Fresh Air Intake Unit Standard Standard Indoor Unit In case of connecting with standard indoor unit and Fresh Air Intake Unit separate Fresh Air Intake Unit with standard units N M 16 Because setting temperature are different Other than those it is same with Group Control 1 3 Group Control 3 Mixture connection with indoor units and Fresh Air Intake Unit ...

Page 17: ...e indoor unit to Master set the others to Slave Set only one wired remote controller to Master set the others to Slave 2 Every types of indoor unit is possible to connect two remote controller 3 It is possible to use wireless remote controller at the same time 4 It is possible to connect with Dry Contact and Central controller at the same time 5 In case that any error occurs at indoor unit the err...

Page 18: ...WRCG3 cable used for connection PZCWRC2 cable used for connection Slave Master Master PZCWRCG3 Master Slave PZCWRC2 Apply totally enclosed noncombustible conduit in case of local building code Requiring plenum cable usage 5 Accessories for group control setting It is possible to set group control by using below accessories ...

Page 19: ... length of time for which an operator exposed to the noise Also the permissible exposure level can vary from country to country This information however will enable the user of the equipment to make a better evaluation of the hazard and risk Airborne Noise Emission Limiting concentration is the limit of Freon gas concentration where immediate measures can be taken without hurting human body when r...

Page 20: ...P No MFL65920802_v0 MFL65920802 ...

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