English deutsch français español italiano ÅëëçíéêÜ nederlands portugues packaged air conditioner model no. (ceiling-mounted cassete corner type) cs-25dm1hpk cs-40dm1hpk cs-32dm1hpk cs-63dm1hpk installation manual read these instructions carefully before installation. Keep this manual in a handy plac...
1 english contents 1. Safety considerations ........................................................................................ 1 2. Before installation .............................................................................................. 2 3. Selecting installation site .................
English 2 • if the refrigerant gas leaks during installation, ventilate the area immediately. Toxic gas may be produced if the refrigerant gas comes into contact with fire. • after completing the installation work, check that the refrigerant gas does not leak. Toxic gas may be produced if the refrig...
3 english • laden with mineral oil, or filled with oil vapor or spray like in kitchens. (plastic parts may deteri- orate which could eventually cause the unit to fall out of place, or could lead to leaks.) • where corrosive gas like sulfurous gas exists. (copper tubing and brazed spots may corrode w...
English 4 for the following items, take special care during construction and check after installation is finished. Items to be checked after completion of work 2-4 notes to the installer • read this manual carefully to ensure correct installation. Be sure to instruct the customer how to operate the ...
5 english (2) ceiling height this unit can be installed in ceilings up to 3.8 meters high. If the ceiling height exceeds 2.7 meters, how- ever, the connector of terminal board (a2p) must be replaced and an air outlet blocking pad must be installed. See high ceiling installation (p.13). (3) if you fe...
English 6 (3) install the suspension bolts. (use m8 size suspension bolts.) use anchors for existing ceilings and embedded inserts, embedded anchors, etc., for newly built ceilings so that the weight of the unit can be supported. Adjust the length of the bolts to the ceiling before installing the un...
7 english 6. Refrigerant piping work 〈〈〈〈 for refrigerant piping of outdoor units, see the installation manual attached to the outdoor unit. 〉 〉 〉 〉 〈〈〈〈 be sure to thermally insulate both the gas pipes and fluid pipes. Water leakage may result if the pipes are not insulated. (only use insulation re...
English 8 2. Nitrogen should be set to 0.02 mpa (0.2 kg/cm 2 ) with a pressure-reducing valve if brazing while inserting nitrogen into the piping. The flare nuts used must be those included with the main body. • refer to table 2 for tightening torque. Table 2 not recommendable but in case of emergen...
9 english 7. Drain piping work 〈〈 〈〈〈〈 〈〈 rig the drain pipe as shown below and take measures against condensation. Improperly rigged piping could lead to leaks and eventually wet furniture and belongings. 〉〉 〉〉〉〉 〉〉 (1) install the drain pipes. • keep piping as short as possible and slope it downwa...
English 10 when electric wiring work is finished • check drainage flow during cool running, explained under “testoperation”. When electric wiring work is not finished • remove the electric parts box lid, connect a power supply and remote controller to the terminals. (refer to the how to connect wiri...
11 english 8-2 electrical characteristics mca: min. Circuit amps (a); mfa: max. Fuse amps (a) kw: fan motor rated output (kw); fla: full load amps (a) 8-3 specifications for field supplied fuses and wire notes 1. Allowable length of transmission wiring between indoor/outdoor units and between the in...
English 12 9. Wiring example and how to set the remote controller 9-1 how to connect wirings • refer to the figure below when connecting the remote controller wiring with transmission wiring and power supply wiring • you can temporarily hang the electric parts box of the unit from the position shown...
13 english [ precautions ] 1. Use ring-type crimp-style terminals for connecting wires to the power supply terminal board. If unavail- able, observe the following points when wiring. • do not connect wires of different gauge to the same power supply terminal. (looseness in the connection may cause o...
English 14 for cs-63dm1hpk • apply to the right side drain pan opening (3 locations) as shown in the figure. 9-3 wiring example • fit the power supply wiring of each unit with a switch and fuse as shown in the drawing. Complete system example (3 systems) 1. When using 1 remote controller for 1 indoo...
15 english 2. For group control or use with 2 remote controllers 3. When including hr box [ precautions ] 1. A single switch can be used to supply power to units on the same system. However, branch switches and branch circuit breakers must be selected carefully. 2. Do not ground the equipment on gas...
English 16 (2) turn the main/sub changeover switch on one of the two remote controller pc boards to “s”. (leave the switch of the other remote controller set to “m”.) 9-5 computerised control (forced off and on/off operation) (1) wire specifications and how to perform wiring • connect input from out...
17 english 10. Decoration panel installation refer to the installation manual of the panels. [ precautions ] • swing flap motor wiring method (1) connect two lead wires of swing flap motor mounted on the decoration panel to the connectors of main body. (2) slide the insulation tube according to the ...
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