Panasonic S18NKU-1 Installation Manual
Contents
1. The meeting point of the extended line is the center of the hole Another method is by putting measuring tape at position as shown in the diagram above The hole center is obtained by measuring the distance namely 5 1 16 for left and right hole respectively o Drill the piping hole at either the right or the left and the hole should be slightly slanting to the outdoor side 10 1 3 2 To Drill a Hole in the Wall and Install a Sleeve of Piping Insert the piping sleeve to the hole Fix the bushing to the sleeve Cut the sleeve until it extrudes about 19 32 from the wall 19 32 w N gt Sleeve for tube assembly When the wall is hollow please be sure to use the sleeve for tube assembly to prevent dangers caused by mice biting the connecting cable Approx 7 32 9 32 z TN ITY Bushing for tube assembly 4 Finish by sealing the sleeve with putty or 2 3 4 through hole S s Putty or caulking compound caulking compound at the final stage y SER 32 10 1 3 3 Indoor Unit Installation Do not turn over the unit without it s shock absorber during pull out the piping It may cause intake grille damage Use shock absorber during pull out the piping to protect the intake grille from damage 10 1 3 4 For the right rear piping 10 1 3 5 For the right bottom piping Pull out the Indoor piping SIGA Install the Indoor Unit Inser2. o Drill the piping hole at either the right or the left and the hole should be slightly slanting to the outdoor side 10 2 3 2 To Drill a Hole in the Wall and Install a Sleeve of Piping Insert the piping sleeve to the hole Fix the bushing to the sleeve Cut the sleeve until it extrudes about 19 32 from the wall 19 32 WON Sleeve for tube assembly When the wall is hollow please be sure to use the sleeve for tube assembly to prevent dangers caused by mice biting the connecting cable Approx 7 32 9 32 z TN ITY Bushing for tube assembly 4 Finish by sealing the sleeve with putty or 2 3 4 through hole S s Putty or caulking compound caulking compound at the final stage y SER 40 10 2 3 3 Indoor Unit Installation Do not turn over the unit without it s shock absorber during pull out the piping It may cause intake grille damage Use shock absorber during pull out the piping to protect the intake grille from damage 10 2 3 4 For the right rear piping 10 2 3 5 For the right bottom piping Pull out the Indoor piping SIGA Install the Indoor Unit Insert the connecting cable Secure the Indoor Unit i 10 2 3 6 For the embedded piping S iclesm Replace the drain hose SiGe Bend the embedded piping p s Use a spring bender or equivalent to bend the piping so that the piping is not crushe
3. sure that connect digital micron gauge and to pull down to a value of 500 microns 4 To make sure micron gauge a value 500 microns and close the low side valve of the charging set and turn off the vacuum pump 5 Disconnect the vacuum pump hose from the service port of the 3 way valve 6 Tighten the service port caps of the 3 way valve at a torque of 13 3 lbf ftwith a torque wrench 7 Remove the valve caps of both of the 2 way valve and 3 way valve Position both of the valves to Open using a hexagonal wrench 5 32 8 Mount valve caps onto the 2 way valve and the 3 way valve o Be sure to check for gas leakage If micron gauge value does not descend 500 microns take the following measures If the leak stops when the piping connections are tightened further continue working from step O If the leak does not stop when the connections are retightened repair location of leak Do not release refrigerant during piping work for installation and reinstallation Be careful with the liquid refrigerant it may cause frostbite 10 2 4 4 Connect the Cable to the Outdoor Unit 1 DARN N Remove control board cover Resin and Metal Remove particular plate Remove plugs Fix the conduit connectors to the knockout holes with lock nuts then secure them against the side panel All wires pass through conduits amp particular plate s opening hole Connecting wire between indoor unit and outdoor unit should be UL listed or CSA
4. to ELCB Connectors GFCI 8 Connect the power supply cord and connecting wire between indoor unit and outdoor unit according to the diagram below SA Knockout Holes Plugs Side Panel 37 Terminals on the indoor unit Colour of wires connecting cable Terminals on the outdoor unit power supply cord POWER SUPPLY Earth wire 9 Secure the wire onto the control board with the holder longer than alo Earth wire clamper others AC F longer than 10 After completing wiring connections reattach the control wires for others AC board cover Metal and Resin and the top panel to the safety wires for original position with the screws safety 11 For wire stripping and connection requirement refer to pein instruction of indoor unit This equipment must be properly earthed o Earth lead wire shall be Yellow Green Y G in colour and shall be longer than other lead wires as shown in the figure for electrical safety in case of the slipping 10 1 4 5 Piping Insulation 1 Please carry out insulation at pipe connection portion as mentioned in Indoor Outdoor Unit Installation Diagram Please wrap the insulated piping end to prevent water from going inside the piping 2 If drain hose or connecting piping is in the room where dew may form please increase the insulation by using POLY E FOAM with thickness 1 4 or above 38 10 2 S18NKU 1 S22NKU 1 10 2 1 Select the Best Location 10 2 2 Indoor Outdoor
5. to prevent if from the vibration Wall va l Wall More than PSR More than More th Indoor unit N fa lore than ui 2 screw a w 2 Installation plate 1 Measuring Tape Dimension po imension S S O Oo o o o The centre of installation plate should be at more than at right and left of the wall The distance from installation plate edge to ceiling should more than From installation plate left edge to unit s left side is From installation plate right edge to unit s right side is For left side piping piping connection for liquid should be about from this line For left side piping piping connection for gas should be about from this line 1 Mount the installation plate on the wall with 5 screws or more at least 5 screws If mounting the unit on the concrete wall consider using anchor bolts o Always mount the installation plate horizontally by aligning the marking off line with the thread and using a level gauge 2 Drill the piping plate hole with 2 3 4 hole core drill o Line according to the left and right side of the installation plate The meeting point of the extended line is the center of the hole Another method is by putting measuring tape at position as shown in the diagram above The hole center is obtained by measuring the distance namely 5 1 16 for left and right hole respectively
6. way valve at a torque of 13 3 Ibf ftwith a torque wrench 7 Remove the valve caps of both of the 2 way valve and 3 way valve Position both of the valves to Open using a hexagonal wrench 5 32 8 Mount valve caps onto the 2 way valve and the 3 way valve o Be sure to check for gas leakage If micron gauge value does not descend 500 microns take the following measures If the leak stops when the piping connections are tightened further continue working from step 8 If the leak does not stop when the connections are retightened repair location of leak Do not release refrigerant during piping work for installation and reinstallation Be careful with the liquid refrigerant it may cause frostbite 10 1 4 4 Connect the Cable to the Outdoor Unit 1 Remove Top panel Top Panel 2 Remove Control Board Cover Resin and Metal Power 3 Remove Plugs Supply 4 Fix the conduit connectors to the knockout holes with Control Board Wires lock nuts then secure them against the side panel Metal Cover Lock Nuts 5 All wires pass through conduits Coner Resin 6 Connecting wire between indoor unit and outdoor unit should be UL listed or CSA approved 4 conductor wires minimum AWG16 in accordance with local electric codes 7 Wire connection to the power supply 208 230V 60Hz through circuit breaker o Connect the UL listed or CSA approved wires minimum AWG 14 to the terminal board and connect the other end of the wires
7. 10 Installation Instruction 10 1 SONKUW 1 S12NKUW 1 10 1 1 Select the Best Location 10 1 1 1 Indoor Unit e Do not install the unit in excessive oil fume area such as kitchen workshop and etc e There should not be any heat source or steam near the unit e There should not be any obstacles blocking the air circulation e A place where air circulation in the room is good e A place where drainage can be easily done e A place where noise prevention is taken into consideration e Do not install the unit near a door way e Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles e Recommended installation height for indoor unit shall be at least 8 2 ft 10 1 1 2 Outdoor Unit e If an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the condenser is not obstructed e There should not be any animal or plant which could be affected by hot air discharged e Keep the spaces indicated by arrows from wall ceiling fence or other obstacles e Do not place any obstacles which may cause a short circuit of the discharged air e f piping length is over the piping length for additional gas additional refrigerant should be added as shown in the table Piping Capacity icing sie Size sig Piping Piping Additional Length Btu h Length Eleva Length Length Refrige for add Gas Liquid ft i fsencuw i e500 se ea o
8. Unit Installation Diagram 10 2 1 1 Indoor Unit e Do not install the unit in excessive oil fume areas Piping recon aise 5022 not to bend such as kitchens workshops etc epee thes at e There should not be any heat source or steam na M near the unit Right bottom Left TT Let Rear Left bottom e There should not be any obstacles blocking the air circulation A place where air circulation in the room is good A place where drainage can be easily done e A place where noise prevention is taken into consideration e Do not install the unit near a doorway e Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles e Recommended installation height for indoor unit shall be at least 8 2 ft Installation parts you should purchase Installation plate 1 Bushing Sleeve Sleeve Putty Gum Type Sealer Bend the pipe as closely on the wall as possible but be careful that it doesn t break 10 2 1 2 Outdoor Unit Insulation of piping connections an Carry out insulation after Vinyl tape wide gt lt i i i i i checking for gas leaks and ly aft i e f an awning is built over the unit to prevent direct See MDEE e yo Apply ahar rye sunlight or rain be careful that heat radiation from SE are a rain a the condenser is not obstructed Attaching the remote control holder to the wal remove the air fiters r N an ur water into e There should not be any anim
9. al or plant which Remote control holder fixing screws 6 tho hoat exchenger could be affected by hot air discharged poses e Keep the spaces indicated by arrows from wall Saddle x ceiling fence or other obstacles e Do not place any obstacles which may cause a short circuit of the discharged air e f piping length is over the piping length for 4 Conduit Sy Power supply cord To ya cas g It is advisable to d Ac Conduit additional gas additional refrigerant should be habe ine hd aera r venti Liquid iping added as shown in the table E mungesa ZS eis aks installation please Ni baad e Recommended installation height for outdoor unit consult authorized lt Ad tional drain hose dealer specialist should be above the seasonal snow level Control Board cover This illustration is for explanation purposes only Pipin The indoor unit will actually face V rN Piping size ping a different way Capacity Max Ping Piping Additional Length Btu h Length Eleva Length Length Refrige for add g to i rant oz ft gas ft pg a e ezawars wor 3 Example For S1i8NKU 1 If the unit is installed at 41 ft distance the quantity of additional refrigerant should be 1 64 oz 41 32 8 ft x 0 2 oz ft 1 64 oz rez os ese 02 we 39 10 2 3 Indoor Unit 10 2 3 1_ How to Fix Installation Plate The mounting wall must be strong and solid enough
10. approved 4 conductor wires minimum AWG16 in accordance with local electric codes Wire connection to the power supply 208 230V 60Hz through circuit breaker o Connect the UL listed or CSA approved wires minimum AWG12 to the terminal board and connect the other end of the wires to ELCB GFCI Connect the power supply cord and connecting wire between indoor unit and outdoor unit according to the diagram below 45 Terminals on the indoor unit Colour of wires connecting wire Terminals on the outdoor unit power supply cord POWER SUPPLY 9 Secure the wire onto the control board with the holder clamper 10 After completing wiring connections reattach the particular plate and control board cover metal and resin to the original position with the screws 11 For wire stripping and connection requirement refer to instruction of indoor unit This equipment must be properly earthed o Earth lead wire shall be Yellow Green Y G in colour and longer than other lead wires for electrical safety in case of the slipping Control Board Cover Metal Connecting Wires Terminal Board Elo Earth wire Control Board Cover Side Resin Panel Earth wire longer than ofo others AC longer than wires for others AC safety wires for reason safety reason Lock Nuts ales mita I Power indoor 8 supply cable Knockout cord connection Holes Connectors Particular Plate Particu
11. d Sigs Pull the connecting cable into Indoor Unit 5 The inside and outside connecting cable can be connected without removing the front grille SiG Cut and flare the embedded piping J When determining the dimensions of the piping slide the unit all the way to the left on the installation plate Refer to the section Cutting and flaring the piping S icjeeee Install the Indoor Unit Sica Connect the piping Please refer to Connecting the piping column in outdoor unit section Below steps are done after connecting the outdoor piping and gas leakage confirmation Slice Insulate and finish the piping B gt Please refer to Piping and finishing column of outdoor section and Insulation of piping connection column as mentioned in indoor outdoor unit installation SSiicjesm Secure the Indoor Unit He 41 Tape it with piping in a position as y mentioned in Fig below 3 Co Re Cover forthe forthe bottom pipin hose Cover for the eS Rend ale bottom piping Qa z piping How to keep the cover In case of the cover is cut keep the cover at the rear of chassis as shown in the illustration for future reinstallation Left and 2 bottom covers for piping Cover for piping Right and Right Bottom piping ape it with piping in a position as mentioned in Fig below Piping Cover for Cover for Ar the left Drainhose the right bottom pip
12. de ks ae Auxiliary pipe 0 0 Wrench Adjustable Wrench Torque Wrench for Flare Nut and Pipe Size on Flare ee 36 ay Spanner o am or Ae Applicable to Liquid and Gas side of CS S9NKUW 1 Liquid side of CS S12NKUW 1 Flare Nut J omaisia Connection pipe Applicable to Gas side of CS S12NKUW 1 Torque wrench 10 1 4 2 4 Gas leak checking Pressure test to system to 400 PSIG with dry nitrogen in stages Thoroughly leak check the system If the pressure holds release the nitrogen and proceed to section 10 1 4 3 10 1 4 3 Evacuation of the equipment When installing an air conditioner be sure to evacuate the air inside the indoor unit and pipes in the following procedures Indoor unit Yf Liquid side tonnan Outdoor unit l R Vacuum TE N pump 1 Connect a charging hose with a push pin to the Low side of a charging set and the service port of the 3 way valve 2 Connect the micron gauge between vacuum pump and service port of outdoor units 3 Turn on the power switch of the vacuum pump and make sure that connect digital micron gauge and to pull down to a value of 500 microns 4 To make sure micron gauge a value 500 microns and close the low side valve of the charging set and turn off the vacuum pump 5 Disconnect the vacuum pump hose from the service port of the 3 way valve 6 Tighten the service port caps of the 3
13. ditional drain hose Control Board cover This illustration is for explanation purposes only The indoor unit will actually face a different way 10 1 3 Indoor Unit 10 1 3 1 How to Fix Installation Plate The mounting wall shall be strong and solid enough to prevent if from the vibration Wall na l Wall More than PAAR More than More th Indoor unit N fa lore than ul 2 screw ia 2 Installation plate 1 Measuring Tape Dimension po imension S S O Oo o o o The centre of installation plate should be at more than at right and left of the wall The distance from installation plate edge to ceiling should more than From installation plate left edge to unit s left side is From installation plate right edge to unit s right side is For left side piping piping connection for liquid should be about from this line For left side piping piping connection for gas should be about from this line 1 Mount the installation plate on the wall with 5 screws or more at least 5 screws If mounting the unit on the concrete wall consider using anchor bolts o Always mount the installation plate horizontally by aligning the marking off line with the thread and using a level gauge 2 Drill the piping plate hole with 2 3 4 hole core drill o Line according to the left and right side of the installation plate
14. e ea 02 mo Example For SYNKUW 1 If the unit is installed at 32 8 ft distance the quantity of additional refrigerant should be 1 64 oz 32 8 24 6 ft x 0 2 oz ft 1 64 oz 31 Indoor Outdoor Unit Installation Diagram 10 1 2 Attention not to bend up drain hose Piping direction Front side Right I Rear TS Left Right bottom Left TT Rear Lett bottom Installation parts you should purchase Installation plate 1 Bushing Sleeve gt Sleeve Putty gt Gum Type Sealer Bend the pipe as closely on the wall as possible but be careful that it doesn t break Insulation of piping connections Carry out insulation after checking for gas leaks and secure with vinyl tape Vinyl tape wide gt lt Apply after carrying out a drainage test To carry out the drainage test remove the air filters and pour water into the heat exchanger X Vinyl tape Attaching the remote control holder to the wall rr Remote contro holder fixing screws 6 i Remote control 3 l Ke ht Saddle X K4 A Remote control holder 5 Conduit er Power supply cord Conduit Connecting cable Liquid side piping gt It is advisable to avoid more than 2 blockage directions For better ventilation amp multiple outdoor installation please consult authorized dealer specialist Gas side piping Ad
15. en remove the burrs 2 Remove the burrs by using reamer If burrs is not removed gas leakage may be caused Turn the piping end down to avoid the metal powder entering the pipe 3 Please make flare after inserting the flare nut onto the copper pipes E Improper flaring W w e DA Inclined Sirface Crackd Uneven Pipe Handle Reamer Cag damaged thickness x When properly flared the internal surface of the Point down Clamp handle Red arrow mark Copper flare will evenly shine and be of even thickness 1 T 3 To flare pipe Since the flare part comes into contact with the To cut 2 To remove burrs connections carefully check the flare finish 43 10 2 4 Outdoor Unit 10 2 4 1 Install the Outdoor Unit e After selecting the best location start installation to Indoor Outdoor Unit Installation Diagram 1 Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut 613 32 2 When installing at roof please consider strong wind and earthquake Please fasten the installation stand firmly with bolt or nails 10 2 4 2 Connect the Piping 10 2 4 2 1 Connecting the piping to indoor Please make flare after inserting flare nut locate at joint portion of tube assembly onto the copper pipe In case of using long piping Connect the piping e Align the center of piping and sufficiently tighten the flare nut with fingers e Further tighten the flare nut with torque wrench in specified to
16. ing piping piping Install the indoor unit Hooks at installation Hook the indoor unit onto the upper plate portion of installation plate Engage the indoor unit with the upper edge of the installation plate Ensure the hooks are properly seated on the installation plate by moving it in left and right Secure the Indoor Unit 1 Press the lower left and right side of the unit against the installation plate until hooks engages with their slot sound click s marking Insert the connecting cable Sleeve for piping hole Pipi Lla Piping SAAS Indoor unit Drain hose BAS Unit s Installation hook plate To take out the unit push the marking at the bottom unit and pull it slightly towards you to disengage the hooks from the unit Connecting Liquid side piping Drain hose This can be used for left rear piping and bottom piping also Replace the drain hose Rear view for left piping installation Drain hose Connecting cable Drain hose Adjust the piping slightly downwards Sleeve for piping hole Incase of left piping how to insert the connecting cable and drain hose Apply putty or caulking material to seal the wall opening Drain hose from main unit PVC tube VP 65 for piping PVC tube for and connecting cable drain hose VP 20 PVC tube for drain hose VP 30 More than 27 9 16 PVC tube Cable for drain hose Piping For the right pi
17. lar Plate s opening holes 10 2 4 5 Piping Insulation 1 Please carry out insulation at pipe connection portion as mentioned in Indoor Outdoor Unit Installation Diagram Please wrap the insulated piping end to prevent water from going inside the piping 2 If drain hose or connecting piping is in the room where dew may form please increase the insulation by using POLY E FOAM with thickness 4 or above 46
18. ng Do not over tighten over tightening may cause gas leakage 10 1 4 2 1 Connecting the piping to indoor Please make flare after inserting flare nut locate at joint portion of tube assembly onto the copper pipe In case of using long piping Piping size Torque 1 4 13 3 Ibf ft 3 8 31 0 Ibf ft 1 2 40 6 Ibf ft 5 8 47 9 Ibf ft 3 4 73 8 Ibf ft Connect the piping e Align the center of piping and sufficiently tighten the flare nut with fingers e Further tighten the flare nut with torque wrench in specified torque as stated in the table 10 1 4 2 2 Connecting the piping to outdoor Decide piping length and then cut by using pipe cutter Remove burrs from cut edge Make flare after inserting the flare nut locate at valve onto the copper pipe Align center of piping to valve and then tighten with torque wrench to the specified torque as stated in the table 10 1 4 2 3 Connecting the piping to outdoor multi Decide piping length and then cut by using pipe cutter Remove burrs from cut edge Make flare after inserting the flare nut locate at valve onto the copper pipe Align center of piping to valve and then tighten with torque wrench to the specified torque as stated in the table Male side Hall T Flare Nut yo Auxiliary pipe Q Connection pipe Wrench Adjustable Wrench Torque Wrench for Flare Nut Hall Union Pipe Size A Packing Male si
19. ping follow the same procedure Indoor unit 2 27 32 10 2 3 7 Connect the Cable to the Indoor Unit 1 The inside and outside connecting cable can Conduit be connected without removing the front grille Connector 2 Unscrew the conduit cover and fix the conduit connector to conduit cover with lock nut then secure it against chassis Hook Nut 3 Connecting wire between indoor unit and outdoor unit should be UL listed or CSA approved 4 conductor wires minimum AWG16 in accordance with local electric codes o Ensure the colour of wires of outdoor unit and terminal number are the same as the indoor s respectively Torras onte nooru 2 Rear Side of Indoor Unit Earth Wire longer than others AC wires for safety reason Colour of wires connecting wire Terminais on he ousoorunt 1 2 This equipment must be properly earthed o Earth lead wire shall be Yellow Green Y G in colour and shall be longer than other lead wires as shown in the figure for electrical safety in case of the slipping R Holder connection 42 10 2 3 8 Wire Stripping and connecting requirement Wire stripping indoor outdoor Conductor Conductor Conductor not connecting fully inserted over inserted fully inserted terminal board 3 or more No loose strand when inserted gap between ACCEPT PROHIBITED PROHIBITED wires 4 A 3 10 2 3 9 Cutting and flaring the piping 1 Please cut using pipe cutter and th
20. re reinstallation Left and 2 bottom covers for piping Cover for piping Right and Right Bottom piping ape it with piping in a position as mentioned in Fig below Piping Cover for Cover for Ar the left Drainhose the right bottom piping piping piping Install the indoor unit Hooks at installation Hook the indoor unit onto the upper plate portion of installation plate Engage the indoor unit with the upper edge of the installation plate Ensure the hooks are properly seated on the installation plate by moving it in left and right Secure the Indoor Unit 1 Press the lower left and right side of the unit against the installation plate until hooks engages with their slot sound click s marking Insert the connecting cable Sleeve for piping hole Pipi Lla Piping SAAS Indoor unit Drain hose BAS Unit s Installation hook plate To take out the unit push the marking at the bottom unit and pull it slightly towards you to disengage the hooks from the unit Connecting Liquid side piping Drain hose This can be used for left rear piping and bottom piping also Replace the drain hose Rear view for left piping installation Drain hose Connecting cable Drain hose Adjust the piping slightly downwards Sleeve for piping hole Incase of left piping how to insert the connecting cable and drain hose Apply putty or caulking material
21. rque as stated in the table 10 2 4 2 2 Connecting the piping to outdoor Decide piping length and then cut by using pipe cutter Remove burrs from cut edge Make flare after inserting the flare nut locate at valve onto the copper pipe Align center of piping to valve and then tighten with torque wrench to the specified torque as stated in the table 10 2 4 2 3 Gas leak checking Model A B C D S18NKU 1 i 7 7 S22NKU 1 24 1 8 5 5 32 5 8 14 3 32 Do not over tighten over tightening may cause gas leakage Piping size Torque 1 4 13 3 Ibf ft 3 8 31 0 Ibf ft 1 2 40 6 Ibf ft 5 8 47 9 Ibf ft 3 4 73 8 Ibf ft ay Spanner o am or Ae Torque wrench Pressure test to system to 400 PSIG with dry nitrogen in stages Thoroughly leak check the system If the pressure holds release the nitrogen and proceed to section 10 2 4 3 44 10 2 4 3 Evacuation of the equipment When installing an air conditioner be sure to evacuate the air inside the indoor unit and pipes in the following procedures Ind it MZA Liquid side oa oo Two way valve Outdoor unit zz Vacuum pump J 1 Connect a charging hose with a push pin to the Low side of a charging set and the service port of the 3 way valve 2 Connect the micron gauge between vacuum pump and service port of outdoor units 3 Turn on the power switch of the vacuum pump and make
22. t the connecting cable Secure the Indoor Unit i 10 1 3 6 For the embedded piping S iclesm Replace the drain hose SiGe Bend the embedded piping p s Use a spring bender or equivalent to bend the piping so that the piping is not crushed Sigs Pull the connecting cable into Indoor Unit 5 The inside and outside connecting cable can be connected without removing the front grille SiG Cut and flare the embedded piping J When determining the dimensions of the piping slide the unit all the way to the left on the installation plate Refer to the section Cutting and flaring the piping S icjeeee Install the Indoor Unit Sica Connect the piping Please refer to Connecting the piping column in outdoor unit section Below steps are done after connecting the outdoor piping and gas leakage confirmation Slice Insulate and finish the piping B gt Please refer to Piping and finishing column of outdoor section and Insulation of piping connection column as mentioned in indoor outdoor unit installation SSiicjesm Secure the Indoor Unit He 33 Tape it with piping in a position as y mentioned in Fig below s Co Re Cover forthe forthe bottom pipin hose Cover for the eS Rend ale bottom piping Qa z piping How to keep the cover In case of the cover is cut keep the cover at the rear of chassis as shown in the illustration for futu
23. ting fully inserted over inserted fully inserted terminal board 3 or more No loose strand when inserted gap between ACCEPT PROHIBITED PROHIBITED wires 4 A 3 10 1 3 9 Cutting and flaring the piping 1 Please cut using pipe cutter and then remove the burrs 2 Remove the burrs by using reamer If burrs is not removed gas leakage may be caused Turn the piping end down to avoid the metal powder entering the pipe 3 Please make flare after inserting the flare nut onto the copper pipes E Improper flaring W w e DA Inclined Sirface Crackd Uneven Pipe Handle Reamer Cag damaged thickness x When properly flared the internal surface of the Point down Clamp handle Red arrow mark Copper flare will evenly shine and be of even thickness 1 T 3 To flare pipe Since the flare part comes into contact with the To cut 2 To remove burrs connections carefully check the flare finish 35 10 1 4 Outdoor Unit 10 1 4 1 Install the Outdoor Unit e After selecting the best location start installation to Indoor Outdoor Unit Installation Diagram 1 Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut 913 32 2 When installing at roof please consider strong wind and earthquake Please fasten the installation stand firmly with bolt or nails Model A B C D S9NKUW 1 S12NKUW 1 22 7 16 41 8 23 32 12 19 32 10 1 4 2 Connect the Pipi
24. to seal the wall opening Drain hose from main unit PVC tube VP 65 for piping PVC tube for and connecting cable drain hose VP 20 PVC tube for drain hose VP 30 More than 27 9 16 PVC tube Cable for drain hose Piping For the right piping follow the same procedure Indoor unit 2 27 32 10 1 3 7 Connect the Cable to the Indoor Unit 1 The inside and outside connecting cable can Conduit be connected without removing the front grille Connector 2 Unscrew the conduit cover and fix the conduit connector to conduit cover with lock nut then secure it against chassis Hook Nut 3 Connecting wire between indoor unit and outdoor unit should be UL listed or CSA approved 4 conductor wires minimum AWG16 in accordance with local electric codes o Ensure the colour of wires of outdoor unit and terminal number are the same as the indoor s respectively Torras onte nooru 2 Rear Side of Indoor Unit Earth Wire longer than others AC wires for safety reason Colour of wires connecting wire Terminais on he ousoorunt 1 2 This equipment must be properly earthed o Earth lead wire shall be Yellow Green Y G in colour and shall be longer than other lead wires as shown in the figure for electrical safety in case of the slipping R Holder connection 34 10 1 3 8 Wire Stripping and connecting requirement Wire stripping indoor outdoor Conductor Conductor Conductor not connec
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