Panasonic U-72MF1U9, Installation Instructions Manual

Page 1: ...MF1U6 M1 Slim Low Static Ducted S 07MM1U6 S 09MM1U6 S 12MM1U6 S 15MM1U6 S 18MM1U6 E1 High Static Pressure Ducted P1 Floor Standing S 07MP1U6 S 09MP1U6 S 12MP1U6 S 15MP1U6 S 18MP1U6 R1 Concealed Floor...

Page 2: ...ng the indoor and outdoor units Get a partner to help and bend your knees when lifting to reduce strain on your back Sharp edges or thin aluminum fins on the air conditioner can cut your fingers When...

Page 3: ...ts density will not exceed a set limit The refrigerant R410A which is used in the air conditioner is safe without the toxicity or combustibility of ammonia and is not restricted by laws imposed to pro...

Page 4: ...is 4 times the outer diameter of the tubing or larger Manifold gauge Vacuum pump Outlet Inlet CAUTION Use sufficient care in handling the tubing Seal the tubing ends with caps or tape to prevent dirt...

Page 5: ...different 2 Existing tubing cannot be used especially R22 Completely cleaning out residual refrigerating machine oil is impossible even by flushing 3 Refrigerating machine oil differs R22 Since R22 r...

Page 6: ...ng the Outdoor Unit in Heavy Snow Areas 2 5 Precautions When Installing in Heavy Snow Areas 2 6 Dimensions of Wind Ducting 2 7 Dimensions of Snow Ducting 3 HOW TO INSTALL THE OUTDOOR UNIT 24 3 1 Trans...

Page 7: ...etails 1 4 Additional Materials Required for Installation 1 Refrigeration armored tape 2 Insulated staples or clamps for connecting wire See your local codes 3 Putty 4 Refrigeration tubing lubricant 5...

Page 8: ...tents Length ft Allowable tubinglength L1 Max tubing length Actual length 492 Equivalent length 574 L L2 L4 Difference between max length and min length from the No 1 distribution joint 131 LM Max len...

Page 9: ...mm Total capacity after distribution Below BTU h 24 200 54 600 85 300 102 400 124 200 143 300 162 400 200 600 238 900 Over BTU h 24 200 54 600 85 300 102 400 124 200 143 300 162 400 200 600 Tubing siz...

Page 10: ...22 1 25 4 1 1 8 28 58 1 1 4 31 8 1 1 2 38 1 90 elbow 1 ft 0 30 m 1 1 ft 0 35 m 1 4 ft 0 42 m 1 6 ft 0 48 m 1 7 ft 0 52 m 1 9 ft 0 57 m 2 3 ft 0 70m 2 6 ft 0 79 m 45 elbow 0 8 ft 0 23 m 0 9 ft 0 26 m 1...

Page 11: ...of connected indoor unit capacities are determined by the solenoid valve kit Type of solenoid valve kit Total capacity of indoor units BTU h 160 19 000 Total capacity 54 600 56 7 500 Total capacity 19...

Page 12: ...ith the optional distribution joint kit CZ P900PH1U CZ P224BH1U CZ P680BH1U CZ P1350BH1U 2 When creating a branch using a commercially available T joint header joint system orient the main tubing so t...

Page 13: ...I E GFE E FG E F G C C E D D E C D C E F C Suction Tube Discharge Tube Liquid Tube Unit in Insulators for both the Suction tube and the Discharge tube are the same Suction tube and Discharge tube are...

Page 14: ...th the tube entrances have the same diameter So the both Distribution joints can fit into different tubes Since the diameter of the tube ends for both Suction and Discharge tube are different take car...

Page 15: ...ive internal components 6 Insure compliance with all local codes CZ P56HR1U Part Number Types and specifications of tubing connections 1 Gas tube ID1 2 2 Liquid tube ID1 4 3 Suspension hook 4 Liquid t...

Page 16: ...Suction tube ID5 8 6 Discharge tube ID1 2 7 Service panel 8 Base of control box 9 Terminal for power line 0 Terminal for communication line Earth M5 with washer Cover of control box Relay kit Cover of...

Page 17: ...he front so that the front service panel can be removed If the supplied suspension hook will not be used and other fastening devices will be attached in the field use the 4 screw holes on the top surf...

Page 18: ...0A refrigerant charge while adjusting the amount being fed a little at a time in order to prevent liquid refrigerant from backing up After charging is completed turn all valves to the fully open posit...

Page 19: ...oz See the Table 1 10 2 Note 1 Amount of additional charge per tubing length 418 oz Note 2 Amount of additional charge for outdoor unit 84 oz 42 42 Total of additional refrigerant charge amount 502 o...

Page 20: ...ft of the front panel because this space is needed as a servicing space for the compressor Ensure a base height of 4 in or more to ensure that drainage water does not accumulate and freeze around the...

Page 21: ...Areas In locations where wind blown snow can be a problem snow proof ducting field supply should be fitted to the unit and direct exposure to the wind should be avoided as much as possible Fig 2 6 Th...

Page 22: ...ight side view Right side view Ceiling panel unit in Note Can be installed so that the air direction is to the front right left or rear direction 31 1 8 5 3 4 5 3 4 113 3 unit installation maximum dim...

Page 23: ...t side view Front view Right side view unit in unit in Note Can be installed so that the air direction is to the front right left or rear direction 54 31 1 2 31 1 2 Air intake duct 31 1 2 33 3 16 Air...

Page 24: ...ilar to securely anchor the unit in place Fig 3 2 2 Be sure the rubber vibration insulator and platform extend to the inside of the legs In addition the washers used to anchor the unit from the top mu...

Page 25: ...el Fig 3 6 1 If the tubing is routed out from the front use cutting pliers or a similar tool to cut out the tubing outlet slit part indicated by from the tubing cover Figs 3 6 and 3 7 2 If the tubing...

Page 26: ...ickness 1 4 6 35 t1 32 t0 8 3 4 19 05 over t5 128 t1 0 3 8 9 52 t1 32 t0 8 7 8 22 22 t5 128 t1 0 1 2 12 7 t1 32 t0 8 1 1 8 28 58 t5 128 t1 0 5 8 15 88 t5 128 t1 0 1 3 8 34 92 over t3 64 t1 1 3 6 Conne...

Page 27: ...ng so may damage the valve Do not apply an adjustable wrench to the hexagonal part Do not use two adjustable wrenches when removing or installing the balance tube flare nut In particular do not apply...

Page 28: ...nning You must ensure that installation complies with all relevant rules and regulations 8 To prevent malfunction of the air conditioner caused by electrical noise care must be taken when wiring as fo...

Page 29: ...4 Auto Address Setting Address setting can be executed by remote controller automatically 4 3 Wiring System Diagram ALWAYS COMPLY WITH NATIONAL AND LOCAL CODE REQUIREMENTS NOTE Disconnect Switch may b...

Page 30: ...unit Indoor unit Fig 4 1 3 Do not install inter unit control wiring such as star branch wiring Star branch wiring causes mis address setting Fig 4 2 Outdoor unit Indoor unit Indoor unit Indoor unit I...

Page 31: ...asten the wire securely with the fixing screw of the terminal plate How to connect wiring to the terminal For stranded wiring 1 Cut the wire end with cutting pliers then strip the insulation to expose...

Page 32: ...the tubing length you estimate 2 Remove burrs at the end of the copper tube with a tube reamer or file This process is important and should be done carefully to make a good flare Fig 5 1 NOTE When rea...

Page 33: ...ed torque as at right When removing the flare nuts from the tubing connections or when tightening them after connecting the tubing be sure to use 2 adjustable wrenches or spanners as shown Fig 5 6 If...

Page 34: ...ep Taping the flare nuts Wind the white insulation tape around the flare nuts at the gas tube connections Then cover up the tubing connections with the flare insulator and fill the gap at the union wi...

Page 35: ...each previous tape turn 3 Clamp the tubing bundle to the wall using 1 clamp approx each ft Fig 5 9 NOTE Do not wind the armoring tape too tightly since this will decrease the heat insulation effect A...

Page 36: ...1 Attach a manifold valve with pressure gauges and dry nitrogen gas cylinder to all service ports with charge hoses The balance tube leak test is not necessary if only 1 outdoor unit is installed 2 Pr...

Page 37: ...m pump The operation time for evacuation varies with the tubing length and capacity of the pump The following table shows the amount of time for evacuation Required time for evacuation when 30 gal h v...

Page 38: ...he cylinder containing R410A Finishing the job 1 With a flathead screwdriver turn the liquid tube service valve counter clockwise to fully open the valve 2 Turn the all service valve counter clockwise...

Page 39: ...bes suction discharge and liquid tubes Fig 7 2 If 2 or 3 outdoor units are installed open the service valves on all 4 tubes suction discharge liquid and balance tubes Fig 7 2 5 Request that the custom...

Page 40: ...3A CASE 3B NO NO NO NO NO NO Is it OK to start the compressors Turn ON the indoor and outdoor unit power Short circuit the mode change pin CN101 on the outdoor main unit PCB At the same time short ci...

Page 41: ...41 CN003 CN101 CN100 S003 S002 S004 S005 S006 S007 Fig 7 4 7 3 Main Outdoor Unit PCB Setting W 3WAY ECO i U indb 41 W 3WAY ECO i U indb 41 2011 11 07 16 29 39 2011 11 07 16 29 39...

Page 42: ...1 Set to 1 System 30 1 2 ON ON 1 2 ON OFF 0 Set to 0 Examples of the No of outdoor units settings S006 No of outdoor units Outdoor unit setting S006 3P DIP switch blue 1 unit factory setting 1 ON 2 1...

Page 43: ...2 1 ON unit No 2 On the No 3 sub unit control PCB set the unit No switch S007 to ON 1 2 3 unit No 3 3 On the outdoor main unit control PCB check that the system address rotary switch S002 is set to 1...

Page 44: ...Inter unit control wiring Inter outdoor unit control wiring Inter outdoor unit control wiring Inter unit control wiring Remote control communication wiring Remote control commuication wiring S007 No...

Page 45: ...units DIP switch S005 to 1 ON OFF 2 3 ON 1 and set the rotary switch S004 to 3 5 Turn on power to all indoor and outdoor units in the system 6 Short circuit the automatic address pin at the outdoor ma...

Page 46: ...or automatic address setting begins the compressors turn ON and automatic address setting in Heating mode begins All indoor units operate Automatic address setting is completed when the compressors st...

Page 47: ...e automatic address pin CN100 for 1 second or longer then release it Repeat the same steps to complete automatic address setting for all units 8 Operation from the remote controllers is now possible A...

Page 48: ...ic Functions and Description of Alarm Displays Note indicates that the solenoid is fused or that there is a CT detection current failure current is detected when the compressor is OFF Display during a...

Page 49: ...the remote controller button for 4 seconds or longer Then press the button TEST appears on the LCD display while the test run is in progress The temperature cannot be adjusted when in Test Run mode T...

Page 50: ...ond to number set Starting auto address setting is prohibited This alarm message shows that the auto address connector CN100 is shorted while other RC line is executing auto address operation E12 Erro...

Page 51: ...il temp sensor E3 F03 Indoor suction air room temp sensor TA F10 Indoor discharge air temp sensor BL F11 Outdoor thermistor is either open or damaged Comp No 1 discharge gas temp sensor DISCH1 F04 Com...

Page 52: ...wiring between indoor unit main outdoor unit and system controller CN1 is not connected properly C06 Activation of protective device Protective device of sub indoor unit in group control is activated...

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Page 56: ...DC0811 21111 Printed in Japan W 3WAY ECO i U indb 56 W 3WAY ECO i U indb 56 2011 11 07 16 29 45 2011 11 07 16 29 45...