Contents 4. Refrigerant piping ............6 Safety Considerations ........1 5. Pressure test and evacuating system ......7 Accessories ............. 3 6. Refilling refrigerant ............8 Precautions for Selecting a Location ... 3 Wiring ............... 9 Precautions on Installation ......4 Facility Setting (cooling at low outdoor temperature) ...
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(a) Where a mineral oil mist or oil spray or vapor is specified by Daikin are used, fire or explosion may occur. produced, for example, in a kitchen. Plastic parts may deteriorate and fall off or result in •...
Accessories Drain socket* Installation manual This is at the bottom of the packaging. Drain cap (1)* Drain cap (2)* Warranty General safety consideration * Only for Heat pump models Precautions for Selecting a Location 1) Choose a place solid enough to bear the weight and vibration of the unit, where the operating sound will not be amplified. 2) Choose a location where the air discharged from the unit or the operating sound will not cause a nuisance to the neighbors of the user.
Precautions on Installation • Check the strength and level of the installation surface so that the unit does not cause any operating vibrations or noise after installation. • Fix the unit in place securely using foundation bolts, as in the figure. (Prepare 4 sets of 5/16 inch (M8) or 3/8 inch (M10) foundation bolts, nuts and washers; all sold separately.) •...
Installation Space Requirements • Position the unit on a horizontal surface. Any tilt in the unit should be 3° or less to the horizontal. • Where a wall or other obstacle is in the path of the outdoor unit’s intake or exhaust airflow, follow the installation space requirements below. • For any of the below installation patterns, the wall height on the outlet side should be 47-1/4 inch (1200mm) or less. •...
Flaring the pipe end WARNING • Do not apply mineral oil to the flare. • Prevent mineral oil from getting into the system as this would reduce the service life of the units. • Never use piping which has been used for previous installations. Only use parts which are delivered with this unit. •...
Outdoor Unit Installation Cautions on pipe handling Wall Be sure to • Protect the open end of the pipe from dust and moisture. place a cap. • All pipe bends should be as gentle as possible. Use a pipe bender for bending. Rain If no flare cap is available, cover...
• When piping work is complete, it is necessary to perform a pressure test Compound Pressure High-pressure pressure gauge meter valve and evacuate system with a vacuum pump. • If using additional refrigerant, purge the air from the refrigerant pipes and indoor unit using a vacuum pump, then charge additional refrigerant.
Wiring WARNING • Do not ground units to water pipes, gas pipes, telephone wires, or lightning rods as incomplete grounding can cause a severe shock hazard resulting in severe injury or death. Additionally, grounding to gas pipes could cause a gas leak and potential explosion causing severe injury or death. • Do not use tapped wires, extension cords, or starburst connections, as they may cause overheating, electric shock, or fire. • Do not use locally purchased electrical parts inside the product. (Do not branch the power for the drain pump, etc., from the terminal block.) Doing so may cause electric shock or fire.
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[Method of mounting conduit] 1) Dismount the service lid by removing the 2 screws. 2) Pass wires through the conduit and secure them with a lock nut. 3) After completing the work, reattach the service lid to its original position. RX15/18/24, RXL15 models Power supply Service lid...
Facility Setting (cooling at low outdoor temperature) WARNING • Make sure to turn the power OFF before performing work. CAUTION • If the outdoor unit is installed where the heat exchanger of the unit is exposed to direct wind, provide a windbreak wall. • Intermittent noises may be produced by the indoor unit due to the outdoor fan turning on and off when using facility settings. •...
When attaching the drain pan heater WARNING • Make sure to turn the power OFF before performing work. In high humidity areas or heavy snow areas, it is recommended to attach a drain pan heater to prevent ice build-up from the bottom frame.
Pump Down Operation In order to protect the environment, be sure to pump down when relocating or disposing of the unit. 1) Remove the valve caps from the liquid stop valve and gas stop valve. Hexagonal 2) Begin forced cooling operation. wrench 3) After 5 to 10 minutes, close the liquid stop valve with a hexagonal wrench.
[For FTX18/24/30/36, FTXR, FVXS models] 1) Press at the same time. 2) Press , select “ ”, and press for confirmation. 3) Press and select the COOL operation. 4) Press to turn on the system. • Forced cooling operation will stop automatically after about 30 minutes. To stop the operation, press [For FTX15 models] 1) Press at the same time.
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Two-dimensional bar code is a manufacturing code. 3P686858-1 M21B536 (2205) HT...
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