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INSTALLATION INSTRUCTIONS

CS-KE12NB41 & CZ- CU-KE12NK1
CS-KE18NB4UW & CZ- CU-KE18NKU

(852-6-4190-577-00-2)

APPENDIX B

A-2

Содержание CS-KE12NB41

Страница 1: ...INSTALLATION INSTRUCTIONS CS KE12NB41 CZ 18BT1U CU KE12NK1 CS KE18NB4UW CZ 18BT1U CU KE18NKU 852 6 4190 577 00 2 APPENDIX B A 2 ...

Страница 2: ...ons 3 8 Recommended Wire Length and Diameter 3 9 Wiring Instructions for Inter unit Connections 4 HOW TO INSTALL THE OUTDOOR UNIT 15 4 1 Wiring Instructions for the Outdoor Unit 5 REFRIGERANT TUBING 16 5 1 Use of the Flaring Method 5 2 Flaring Procedure with a Flare Tool 5 3 Caution before Connecting Tubes Tightly 5 4 Connecting Tubing between Indoor and Outdoor Units 5 5 Insulation of Refrigerant...

Страница 3: ... connection points and a possible fire hazard 7R SUHYHQW SRVVLEOH KD DUGV IURP LQVXODWLRQ IDLOXUH the unit must be grounded When Transporting Be careful when picking up and moving the indoor and out door units Get a partner to help and bend your knees when lifting to reduce strain on your back Sharp edges or thin alu minum fins on the air conditioner can cut your fingers When Installing Select an ...

Страница 4: ...KHFN that no metal scraps or bits of wiring have been left inside the unit being serviced Others 9HQWLODWH DQ HQFORVHG DUHDV ZKHQ LQVWDOOLQJ RU WHVWLQJ the refrigeration system Escaped refrigerant gas on contact with fire or heat can produce dangerously toxic gas RQILUP XSRQ FRPSOHWLQJ LQVWDOODWLRQ WKDW QR UHIULJHUDQW gas is leaking If escaped gas comes in contact with a stove gas water heater ele...

Страница 5: ...e indoor and outdoor units and make sure all accessory parts listed are with the system before beginning 1 1 Tools Required for Installation not supplied 1 Standard screwdriver 2 Phillips head screwdriver 3 Knife or wire stripper 4 Tape measure 5 Carpenter s level 6 Sabre saw or key hole saw 7 Hacksaw 8 Core bits 9 Hammer 10 Drill 11 Tube cutter 12 Tube flaring tool 13 Torque wrench 14 Adjustable ...

Страница 6: ...ble 3 and Fig 2 install the indoor unit more than 3 3 1 m away from any antenna or power lines or connecting wires used for television radio telephone security system or intercom Electrical noise from any of these sources may affect operation Fig 1 3 3 ft 1m 1m 1m 3 3 ft 1m 3 3 ft 3 3 ft 3 3 ft 1m Fig 2 Tubing length L Elevation difference H Outdoor unit Indoor unit WARNING To prevent abnormal hea...

Страница 7: ...igs 5a and 5b Outdoor unit Hot air Heat source Exhaust fan NO Fig 3 Air intake Min 2 5 cm Air discharge Min 2 5 cm Min 8 20 cm Valve side Min 10 25 cm Min 7 2 m Min 7 2 m Ground Obstacle Obstacle above Air discharge Min 2 5 cm Air intake Air intake Concrete or equal About 4 10 cm Min 4 10 cm Anchor bolts 4 pcs About 1 4 40 cm Cushion rubber Fig 5a Drain holes CAUTION A solid base must not cover th...

Страница 8: ...ram The dia gram shows the relationship between the positions of the suspension fitting unit and panel Fig 6 2 3 3 Placing the Unit Inside the Ceiling 1 Be sure to remove the fan protection 4pcs for transportation before hanging up the indoor unit 2 When placing the unit inside the ceiling determine the pitch of the suspension bolts using the supplied full scale installation diagram Fig 6 3 Tubing...

Страница 9: ...e drain hose first place 1 of the 2 hose bands over the unit drain port and the other hose band over the hard PVC pipe not supplied Then connect both ends of the supplied drain hose Fig 6 5 3 On the unit drain side grasp the hose band with pliers and insert the drain hose all the way to the base If other commercially available hose bands are used the drain hose may become pinched or wrinkled and t...

Страница 10: ...t position 1 Check that the ceiling hole is 23 5 8 600 mm 23 5 8 600 mm Fig 6 11 2 Confirm that the position of the indoor unit and the ceiling as shown in the diagram If the positions of the ceiling sur face and unit do not match air leakage water leakage flap operation failure or other problems may occur Fig 6 11 The drain pump will continue to operate for a minimum of 6 min utes after the FS 3P...

Страница 11: ... the unit and the ceiling panel or between the ceiling panel and the ceiling surface If there is a gap between the panel and the ceiling leave the ceiling panel attached and make fine adjustments to the installation height of the unit to eliminate the gap with the ceiling CAUTION Fig 6 17 Fig 6 18 Fig 6 19 Corner cover Indicator cover Press Pull up 2 1 latch Temporary latches Temporary DRAIN mark ...

Страница 12: ...nal will not be received If the connectors are not connected the auto flap will not operate Be sure to connect them securely A Attaching the corner cover 1 Check that the safety strap from the corner cover is fas tened to the ceiling panel pin as shown in the figure Fig 6 23 2 Use the supplied screws to attach the corner cover to the ceiling panel B Attaching the air intake grille To install the a...

Страница 13: ... Table 4 lists recommended wire lengths and diameters for power supply systems Refer to the wiring system diagram Fig 7a or Fig 7b for the meaning of A B and C in Table 4 Refer to your local codes or in the absence of local codes see the National Electric Code ANSI NFPA70 NOTE 12 3 6 5 Checking After Installation Check that there are no gaps between the unit and the ceiling panel or between the ce...

Страница 14: ...may affect the operation To avoid the risk of electric shock each air con ditioner unit must be grounded For the installation of a grounding device please observe local electrical codes Grounding is necessary especially for units using inverter circuits in order to release charged electricity and electrical noise caused by high tension Otherwise electrical shock may occur Place a dedicated ground ...

Страница 15: ...fix it securely with the removed terminal screw using a screwdriver Loose wiring may cause the ter minal to overheat or result in unit malfunction A fire hazard may also exist Therefore be sure all wiring is tightly connected WARNING Fig 9 STRIP SIZE 9 32 7 mm ACTUAL SIZE Fig 8 Fig 10 Solid wire Loop Insulation Strip 15 16 25 mm 1 3 2 Earth screw Clamping strap Conduit Inter unit Power wiring Loca...

Страница 16: ... Outdoor Unit First refer to Section 2 Installation Site Selection 4 1 Wiring Instructions for the Outdoor Unit Regulations on wire size differ from locality to locality For field wiring requirements please refer to your local electrical codes Make sure that the installation fully complies with all local and national regulations 1 Remove access panel C Fig 14 2 Connect the inter unit and power sup...

Страница 17: ...are tool Figs 17 and 18 Use RIDGID or equivalent A good flare should have the following characteristics inside surface is glossy and smooth edge is smooth tapered sides are of uniform length 5 3 Caution before Connecting Tubes Tightly a Be sure to apply a sealing cap or water proof tape to prevent dust or water from getting into the tubes before they are used b Be sure to apply refrigerant lubrica...

Страница 18: ...good insula tion characteristics be easy to use be age resistant and must not easily absorb moisture After a tube has been insulat ed never try to bend it into a narrow curve because it can cause the tube to break or crack CAUTION Fig 23 Fig 24 Never grasp the drain or refrigerant connecting out lets when moving the unit Indoor unit Outdoor unit Spanner Torque wrench Insulation tape supplied Flare...

Страница 19: ...he tubing use sealing putty to seal off the hole in the wall to prevent rain and draft from entering Fig 26 NOTE 5 6 Taping the Tubes Fig 25 6 Air Purging Air and moisture remaining in the refrigerant system have undesirable effects as indicated below Therefore they must be purged completely pressure in the system rises operating current rises cooling or heating efficiency drops moisture in the ai...

Страница 20: ... stem on the narrow tube service valve counter clockwise by 90 degrees 1 4 turn for 10 seconds and then turn the stem clockwise to close it again Fig 28 7 Leak test all joints at the tubing both indoor and outdoors with soapy water Bubbles indicate a leak Tighten the joint more when leaks then check if there is no leak Be sure to wipe off the soap with a clean cloth 8 With the hex wrench turn the ...

Страница 21: ...V WKH V VWHP VKLIWV LQWR FRROLQJ operation and cool air will start to be felt Cooling mode test run is unaffected by the room tempera ture 3 Press the ON OFF operation button of the remote controller again to stop the test run Fig 29 4 Finally press the ACL Reset button of the remote controller to release it from Test Run mode to return to normal mode Fig 29 µ DQG R3 µ ZLOO GLVDSSHDU IURP WKH UHPR...

Страница 22: ... wide tube valve stem Then quickly stop the unit 5 Disconnect all gauges and hoses and replace the valve caps as they were before Basic Functions of the Service Valves The basic functions of the service valves are given in Table 7 below Action Narrow Tube Service Valve 2 Way Wide Tube Service Valve 3 Way CLOSED Fully OPEN Fully OPEN Shipping Operating and test running the air conditioner Measuring...

Страница 23: ...ioner operates from that location The indoor unit should make a beeping sound to indicate that it has received the signal Fig 36 To take out the remote controller pull it forward Service Valve Connections a Temporary connection Screw in 3 5 turns by hand Fig 34 b To fasten the flare nuts apply specified torque as Table 8 and Fig 35 Table 8 Fig 34 Fig 35 CAUTION Be sure to tighten the flare nut usi...

Страница 24: ...ress and hold the ACL Reset button with a pointed object such as the tip of a pen After 5 seconds release the ACL button first then release the HIGH POWER and 1HR TIMER but tons oP 1 Test Run appears blinking in the remote controller clock display area 4 Each time the 1HR TIMER button is pressed the display changes as shown below Press this but ton 2 times to change the display to oP 7 Address set...

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