E S F I P D G R
DB98-27157A(1)
INSTALLATION
MANUAL
System Air Conditioner
ENGLISH
ESP
AÑOL
FR
ANÇ
AIS
IT
ALIANO
POR
TUGU
ÊS
DEUT
SCH
EΛΛHNIK
A
RUSSIAN
EH052EAMC
EH070EAMC
DH094EAMC
DB98-27157A(1)_E.indd 37
2007-1-23 10:36:06
Page 1: ... P D G R DB98 27157A 1 INSTALLATION MANUAL System Air Conditioner ENGLISH ESPAÑOL FRANÇAIS ITALIANO PORTUGUÊS DEUTSCH EΛΛHNIKA RUSSIAN EH052EAMC EH070EAMC DH094EAMC DB98 27157A 1 _E indd 37 2007 1 23 10 36 06 ...
Page 2: ...lianceshould be installed according to the provided installation instruction INSTALLING THE UNIT If the power cord of this air conditioner is damaged it must be replaced bythe manufacturer its service agent or similarly qualified persons in order toavoid a hazard The unit must be plugged into an independent circuit if applicable or con nect the power cable to the auxiliary circuit breaker An all p...
Page 3: ...nnection Cord 11 Drain Hose Installation 13 Connecting the Indoor Unit Assembly Piping 15 Cutting Flaring the Pipes 16 Checking Correct Grounding 17 Performing Leak Tests 18 Insulation 19 Adjusting Air Flow 20 Setting Up the Mode Option 21 Assigning Address to Indoor Unit 24 Additional Functions 25 Drain Pump Installation Optional 27 Troubleshooting 29 Parts List 33 Contents DB98 27157A 1 _E indd ...
Page 4: ...amp M4 x 16 Tapped Screws Indoor unit power draw ing cable Communication cable ofthe wired remote con troller Wire joint Owner s Instruction Installation Manual Wired remote controller Accessories General Wired Remote Controller Accessories The following accessories are supplied with the indoor unit The type and quantity may differ depending on the specifications Installation Manual 1 Owner sInstr...
Page 5: ...ke sure that the water dripping from the drain hose runs away cor rectlyand safely The indoor unit must be installed in this way that they are out of publi caccess Not touchable by the users After connecting a chamber insulate the connection part between the indoorunit and the chamber with t10 or thicker insulation Otherwise there can beair leak or dew from the connection part Space Requirements f...
Page 6: ... Flare 2 RGas pipe connection Ø12 7 Flare 3 Drain pipe connection OD32 ID26 4 Drain pipe connection Using drain pump Optional 5 Power supply connection 6 Air discharge flange 7 Air filter 8 Hook For M8 M10 Suspension position Suspension position Air outlet duct flange or more Inspection hole Discharge side EH052EAMC Service place Suction side Air outlet duct flange DB98 27157A 1 _E indd 6 2007 1 2...
Page 7: ...70EAMC Air outlet duct flange Service place Number Name Description 1 Liquid pipe connection Ø9 52 Flare 2 RGas pipe connection Ø15 88 Flare 3 Drain pipe connection OD32 ID26 4 Drain pipe connection Using drain pump Optional 5 Power supply connection 6 Air discharge flange 7 Air filter 8 Hook For M8 M10 Discharge side Suction side DB98 27157A 1 _E indd 7 2007 1 23 13 09 01 ...
Page 8: ...e Air Conditioner Continued Number Name Description 1 Liquid pipe connection Ø9 52 Flare 2 RGas pipe connection Ø15 88 Flare 3 Drain pipe connection OD32 ID26 4 Drain pipe connection Using drain pump Optional 5 Power supply connection 6 Air discharge flange 7 Air filter 8 Hook For M8 M10 Inspection hole Service place Air outlet duct flanger Discharge side Suction side DB98 27157A 1 _E indd 8 2007 ...
Page 9: ...ached suspension bolt IMPORTANT 4 Screw eight nuts to the suspension bolts making space for hanging the indoor unit You must install the suspension bolts more than 4 when installing the indoor unit IMPORTANT Tubing must be laid and connected inside the ceiling when suspending the unit If the ceiling is already constructed lay the tubing into position for connection to the unit before plac ing the ...
Page 10: ...em blypiping To purge the inert gas proceed as follows Unscrew the caps at the end of each pipe Result All inert gas escapes from the indoor unit To prevent dirt or foreign objects from getting into the pipes during installation do NOTremove the caps completely unti lyou are ready to connect the piping Note DB98 27157A 1 _E indd 10 2007 1 23 13 06 37 ...
Page 11: ...on Cord as seen in next picture and the torque of screw is 40 70kgf cm Note Remove the screw on the electrical component box and remove the cover plate 1 Route the connection cord through the side of the indoor unit and con nectthe cable to terminals as shown in page 12 2 Route the other end of the cable to the outdoor unit through the ceiling the hole on the wall 3 Reassemble the electrical compo...
Page 12: ...t Cable Specifications Wiring Diagram Communication Connecting the Connection Cord Continued Single Phase Power supply Max Min V MCCB ELB Power cable length Earth cable 220 240V 50Hz 264 198 Trip 25A 25A 2 5mm 2wires 10m or less Ø1 6mm 1wire The power cables are not supplied with the air conditioner The power cables use the grade H07RN F or H05RN F materials DB98 27157A 1 _E indd 12 2007 1 23 13 0...
Page 13: ...ly drained outside Thedrain hose can be installed to the right of the base pan Insert the flexible hose to the drain hose port 1 Fix the flexible hose to the indoor unit with the supplied cableclamp securely Use the screwdriver to fix the flexible hose securely Note Cable Clamp CAUTION Do not apply force to the piping on the unit side when connecting the drain hose The hose should not be allowed t...
Page 14: ... 5 liters Pour water into the base pan in the indoor unit as shown in figure 1 Confirm that the water flows out through the drain hose 2 Testing the drainage Drain Hose Installation Continued DB98 27157A 1 _E indd 14 2007 1 23 13 06 41 ...
Page 15: ...refrigerant port Drain hose connection port 1 Remove the pinch pipe on the pipes and connect the assembly pipes to each pipe tightening the nuts first manually and then with a torque wrench a spanner applying the following torque Outer Diameter Torque kgf cm 6 35 mm 1 4 140 170 kgf cm 9 52 mm 3 8 250 280kgf cm 12 70 mm 1 2 380 420kgf cm 15 88 mm 5 8 440 480kgf cm 19 05 mm 3 4 990 1210kgf cm 22 23 ...
Page 16: ... a reamer 4 Slide a flare nut on to the pipe and modify the flare Outer Diameter D Depth A 6 35 mm 1 4 1 3mm 9 52 mm 3 8 1 8mm 12 70 mm 1 2 2 0mm 15 88 mm 5 8 2 2mm 19 05 mm 3 4 2 2mm 22 23 mm 7 8 2 2mm 5 Check that the flaring is correct referring to the illustrations below for examples of incorrect flaring Inclined Damaged Surface Cracked Uneven Thickness 6 Align the pipes and tighten the flare ...
Page 17: ...s At least two metres away from a lightening conductor grounding electrode and its cable The grounding wire for the telephone line cannot be used to ground the air conditioner Note 3 Finish wrapping insulating tape around the rest of the pipes leading to the outdoor unit 4 Install a green yellow coloured grounding wire Ø1 6 mm section 2 mm2 or greater If the grounding wire is too short connect an ...
Page 18: ...ou must check that there are no gas leaks 1 After closing both high and low stop valve of the outdoor unit inject nitrogen gas into refrigerant pipe 2 By using soap bubbles check leak on flare nut connection of pipes 3 Purge nitrogen gas after finishing leak test DB98 27157A 1 _E indd 18 2007 1 23 13 06 45 ...
Page 19: ...hout any gap Once you have checked that there are no leaks in the system you can insu late the piping and hose 1 To avoid condensation problems place heat resistant polyethylene foam separately around each refrigerant pipe Always make the seam of pipes face upwards Note 2 Wind insulating tape around the pipes 3 Finish wrapping insulating tape around the rest of the pipes leading to the outdoor uni...
Page 20: ... control motor you can adjust the indoor unit fan speed depending on the installation condi tion If the external static pressure is high so that the duct becomes longer or if the external static pressure is low so that the duct becomes shorter adjust the fan speed by referring the following table Refer to the page 21 to set the option code represents E S P External Static Pressure range of factory...
Page 21: ...on the display panel reads or repeatedly 1 2 Press the button to set the display panel to Every time you press the button the display panel reads repeatedly 3 Press the button to set the display panel to Every time you press the button the display panel reads repeatedly 4 Press the button to set the display panel to Every time you press the button the display panel reads repeatedly 5 Press the but...
Page 22: ...splay panel to Every time you press the button the display panel reads repeatedly 10 Press the button to set the display panel to Every time you press the button the display panel reads repeatedly 11 Press the button to set the display panel to Every time you press the button the display panel reads repeatedly 12 3 Check you made right selections upon completion of the selection a Press the button...
Page 23: ...or of the display flashes at the same time Then the option code setting is completed If the sound is not heard press the button again 5 Check the air conditioner operates normally a Remove the battery from the remote control b Insert the battery into the remote control again c Press the towards the indoor unit If all indicators of the indoor unit are flashing plug out the power plug and plug it in...
Page 24: ...ll the wired remote control lerand or the centralized controller 3 If you install optional accessories such as the wired remote controller cen tralizedcontroller etc see an appropriate installation manual 4 If an optional accessory is not installed you do not have to set the RMCaddress However adjust K1 and K2 switches of the SW05 DIPswitch to ON position in this case 5 SW05 SW02 SW04 SW07 SW06 K1...
Page 25: ...ensed temperature by the air conditioner when heating Switch No Switch ON Switch OFF K5 2 C compensation 5 C compensation Adjusting filter cleaning cycle You can adjust the cycle for filter sign indicator Switch No Switch ON Switch OFF K6 1000 hours 2000 hours Hot water heater You must adjust the K7 when you install the hot water heater Switch No Switch ON Switch OFF K7 No use of hot water heater ...
Page 26: ... OFF Function You can use external control when the K11 switch is turned off Connector No SHORT OPEN CN83 RED Operation ON Operation OFF CN83 RED ON OFF Switch Operation State Display Connector No Function PIN 1 and 2 of CN81 RED 12V Out if any error occurs PIN 3 and 4 of CN81 RED 12V Out when the compressor is operating Comp Status Display Error Display AC 220V Sub PCB CN81 RED DB98 27157A 1 _E i...
Page 27: ...ssemble the drain socket as seen in the picture after removing the rub bercap 2 Assemble the float switch with the drain pump 3 Connect the drain hose 4 Attach the drain hose tightly with the cable tie or a bondingagent so that it does not get removed or water does not drain Note Drain pump andfloat switch Drain hose Drain Pump Installation Optional Drain socket DB98 27157A 1 _E indd 27 2007 1 23 ...
Page 28: ...onnect the drain pump cable to yellow terminal CN74 and the float switch to black terminal CN51 Note 7 Adjust K4 DIPswitch SW05 to the OFF position Switch No Switch Position Using Drain Pump K4 ON X OFF O Wrap the drain tube outlet on the right and left side ofthe indoor unit with an insulating materials Note SW05 Must fit tightly against body without any gap Cable tie Indoor unit Drain hose drain...
Page 29: ... the outdoor temperature sensor Error of the condensor temperature sensor Error of the discharge temperature sensor X X X 1 No communication for 2 minutesbetween indoor units Communication error for more than 2 minutes X X X 1 Indoor unit error Display is unre lated with operation 2 Indoor unit receiving the communication error from outdoor unit 2 Outdoor unit error Display is unre lated with oper...
Page 30: ...3 2 nd detection of high temperature cond 4 2 nd detection of high temperaturedis charge 5 Error of reverse phase6 Compressor down due to 6 th detectionof freezing X X Detection of the float switch X X Error of setting option switches for optiona laccessories X X X EEPROM error X X EEPROM option error On Flickering X Off If you turn off the air conditioner when the LED is flickering the LED is als...
Page 31: ...ondensor temperature sensor Open Short Error of discharge temperature sensor Open Short System down caused by communication error after comple tionof tracking Mismatching of the indoor unit numbers set with those communication after completion of 5 times tracking Communication and theindoor unit errors Error of temperature sensor in the indoor unit Open Short Self diagnosis of theindoor and outdoo...
Page 32: ...tion data Error of temperature sensor in outdoor heat exchanger OPEN SHORT Error of Discharge TEMPsensor OPEN SHORT System Down caused by communication error aftercompletion of tracking Communication and indoorunit errors Mismatching of the indoor unit numbers set with thosecommu nicated after completion of tracking Error of float switch in indoor unit Self diagnosis of indoorand outdoor unit x in...
Page 33: ... manual 4 2 1 1 Receiver display unit 1 Wire kit 1 Standard Type Receiver display unit Wire kit M4x16 tapped screw Cable tie Cable clamp Owner s instructions Installation manual 7 2 5 1 1 Wireless remote controller 1 Wire kit 1 Wireless Remote Controller Accessories Battery Remote control holder STS 2S 2x10 tapped screw Owner s instructions Installation manual 2 1 2 1 1 Wireless remote controller ...
Page 34: ...ns Installation manual 2 6 7 1 1 Function controller 1 Transmitter Accessories Transmitter power cable Transmitter communication cable Installation manual 1 1 1 Transmitter 1 If you would like to install the centralized controller you must install the transmitter in the outdoor unit Note 7 day Scheduler Accessories Cable tie Cable clamp M4x16 tapped screw Owner s instructions Installation manual 2...
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