11. Installation Instruction (E9RK and E12RK) 11.1 Select the Best Location 11.1.3 Indoor/Outdoor Unit Installation Diagram 11.1.1 Indoor Unit Do not install the unit in excessive oil fume area Piping direction Do not bend up (Front side) drain hose such as kitchen, workshop and etc. Right There should not be any heat source or steam Rear...
11.2 Indoor Unit 11.2.1 How to Fix Installation Plate The mounting wall shall be strong and solid enough to prevent it from the vibration. Wall Wall Wall More than 1 More than 1 Indoor unit More than 2 screw " (128 mm) "...
11.2.3 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. Piping Piping Intake grille...
Replace the drain hose Rear view for left piping installation Connection cable Piping More than 37 " Drain hose (950 mm) Drain hose Drain hose Connection Drain cap cable Sleeve for piping hole Adjust the piping slightly downwards. • • How to pull the piping and drain hose out, in case of embedded piping.
11.2.5 Wiring Stripping and connecting requirement Wire stripping Conductor Conductor Conductor not fully inserted over inserted fully inserted Indoor/outdoor connection terminal board " (5 mm) or more No loose strand ACCEPT PROHIBITED PROHIBITED when inserted (gap between wires) RISK OF FIRE JOINING OF WIRES MAY CAUSE WARNING...
11.3 Outdoor Unit 11.3.1 Install the Outdoor Unit After selecting the best location, start installation according to indoor/outdoor unit installation diagram. Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut (ø13/32" (ø10 mm)). When installing at roof, please consider strong wind and earthquake. Please fasten the installation stand firmly with bolt or nails.
11.3.2.3 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. Hall Union Male side Female side...
11.3.3.1 Connect the Cable to the Outdoor Unit 1. Remove Top panel. 2. Remove Control Board Cover (Resin and Metal). Top Panel 3. Remove Plugs. Power Supply 4. Fix the conduit connectors to the knockout Control Board Wires holes with lock-nuts, then secure them against Metal Cover Lock Nuts Control Board...
E24RKUA 24000 15.88 mm) Example: For E18RKUA If the unit is installed at 41 ft (12.5 m) distance, the quantity of additional refrigerant should be 2.46 oz (62.5 g) ..(41 - 32.8) ft x 0.3 oz/ft = 2.46 oz.
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Dimension Model " " " " " " E18RKUA, E24RKUA (590 mm) (82 mm) (539 mm) (532 mm) (169 mm) (219 mm) The center of installation plate should be at more than at right and left of the wall.
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12.2.3 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. Piping Piping Intake grille...
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Replace the drain hose Rear view for left piping installation Connection cable Piping More than 45 " Drain hose (1150 mm) Drain hose Drain hose Connection Drain cap cable Sleeve for piping hole Adjust the piping slightly downwards. • • How to pull the piping and drain hose out, in case of embedded piping.
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12.2.5 Wiring Stripping and connecting requirement Wire stripping Conductor Conductor Conductor not fully inserted over inserted fully inserted Indoor/outdoor connection terminal board " (5 mm) or more No loose strand ACCEPT PROHIBITED PROHIBITED when inserted (gap between wires) RISK OF FIRE JOINING OF WIRES MAY CAUSE WARNING...
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Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut ø13/32" (ø10 mm). When installing at roof, please consider strong wind and earthquake. Please fasten the installation stand firmly with bolt or nails. Model E18RKUA, 24-1/8" 5 5/32" 5/8"...
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Align center of piping to valve and then tighten with torque wrench to the specified torque as stated in the table. Male side Female side Hall Union Flare Nut Applicable to Liquid side of (Auxiliary pipe) (Connection pipe) CS-E18RKUA CS-E24RKUA Wrench (Adjustable Wrench) Torque Wrench for Flare Nut Hall Union Flare Nut Pipe Size...
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12.3.3.1 Connect the Cable to the Outdoor Unit 1. Remove control board cover (Resin and Metal). 2. Remove particular plate. 3. Remove plugs. 4. Fix the conduit connectors to the knockout holes with lock-nuts, then secure them against the side panel. 5.