Drain piping work ............. 8 work on the air conditioners made by Toshiba Carrier Corporation or, alternatively, he or she has been instructed in such matters by an individual or individuals who have been trained and is thus Refrigerant piping and evacuating .
Warning indications on the air conditioner unit Defi nition of Protective Gear When the air conditioner is to be transported, installed, maintained, repaired or removed, wear protective gloves and ‘safety’ work clothing. In addition to such normal protective gear, wear the protective gear described below when undertaking the special Warning indication Description work detailed in the following table.
– 3 – Precautions for safety Installation • When the indoor unit is to be suspended, the designated hanging bolts (M10 or W3/8) and nuts (M10 or W3/8) must be used. The manufacturer shall not assume any liability for the damage caused by not observing the description of this •...
Accessory parts Test run • Before operating the air conditioner after having completed the work, check that the electrical control box cover of the indoor unit and service panel of the outdoor unit are closed, and set the circuit breaker to the ON Part name Q’ty Shape...
– 5 – Selection of installation place Installation space (Unit: mm) Secure the specified space in the figure for installation and servicing. WARNING Model A mm Install the air conditioner at enough strong place to withstand the weight of the unit. 0131UP, 0181UP, 0241UP, 0301UP Type 271 or more If the strength is not enough, the unit may fall down resulting in injury.
Installation Ceiling height REQUIREMENT Possible installed ceiling height 0131UP, 0181UP, 0241UP, 0301UP UP to 3.8 m Strictly comply with the following rules to prevent damage of the indoor units and human injury. Do not put a heavy article on the indoor unit. (Even units are packaged) 0361UP, 0401UP, 0481UP UP to 4.6 m Carry in the indoor unit as it is packaged if possible.
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– 7 – Opening a ceiling and When hanging a ceiling, open the ceiling along the Existing concrete slab outside dimensions of the installation pattern. installation of hanging bolts Use a hole-in anchors, hole-in plugs, or a hole-in bolts. Indoor unit Consider the piping / wiring after the unit is hung when determining the location of the indoor unit installation and orientation.
Drain piping work Wireless remote controller REQUIREMENT Before installation of the indoor unit, be sure to The standard distance for signal reception is For length of the traversing drain pipe, restrict to remove the cushion for transportation between the CAUTION 20 m or less.
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– 9 – Connecting drain pipe Check the draining Perform heat insulating After the electric work has finished, pour water during COOL mode operation. If the electric work has not yet finished, pull out Connect a hard socket (Locally procured) to the hard In the test run, check that water drain is properly As shown in the figure, cover the flexible hose and the float switch connector (CN34: Red) from the...
Refrigerant piping and evacuating Tightening connection Air purge CAUTION Refrigerant piping Permissible piping length Using a vacuum pump, perform vacuuming from the charge port of valve of the outdoor unit. Do not apply excessive torque. Otherwise, the nut and height difference For details, follow to the Installation Manual attached may crack depending on the conditions.
– 11 – Electrical connection Heat insulation process Apply heat insulation for the pipes separately at liquid side and gas side. WARNING To use the attached heat insulation pipe, apply the heat insulation to the pipe connecting section of the Use the specified wires for wiring connect the terminals.
Wire connection System interconnection terminal block Side D (Space: 8.5 mm) 1 2 3 REQUIREMENT Side C (Space: 4 mm) Be sure to connect the wires matching the terminal numbers. Incorrect connection causes an error. Be sure to pass the wires through the bushing of wiring connection port of the indoor unit. Keep a margin (Approx.
– 13 – Applicable controls Wired remote Controller Wiring (When a wired remote controller is installed) A wired remote controller is required for applicable controls. Purchase a wired remote controller (sold separately). For details of wiring / installation of the remote controller, refer to the installation manual enclosed to in the remote controller.
Installing indoor unit on high Filter sign setting Procedure Push button to check the setting. Each time you push button, indoor unit ceiling The display state changes from flashing to numbers in the control group change cyclically. Select According to the installation condition, the lighting time lighting, and the setting is fixed.
– 15 – Louver lock (No swing) Cancelling louver lock About “Dual swing” Indoor unit data “Dual” means that louvers 01 and 03 are directed CODE No. Data name and swing in one direction and louvers 02 and 04 are Set the wind direction to “0000”...
Group control To recognize the position of the Procedure After confirmation, push button to return the mode corresponding indoor unit though the One wired remote controller can control maximum 8 to the usual mode. indoor unit No. is known indoor units as a group. When pushing button, the display disappears and Check the position during operation stop.
– 17 – Test run Signal receiving unit Procedure Using button, select the operation mode, When TEMPORARY button is pushed for [COOL]. Before test run Procedure Do not run the air conditioner in a mode other than 10 seconds or more, “Pi!” sound is heard Cooling test run [COOL].
Maintenance Close the air intake grille. Mount the discharge louver. Close the air intake grille, slide the knob First push in one side of the louver, and The fan is running for self cleaning maintenance Cleaning air filters outward, and fix the air intake grille securely. then insert the other side sagging the centre after running the cooling or dry mode.
– 19 – Troubleshooting NOTE Annual maintenance Confirmation and check Confirmation of error log For environmental conservation, it is strongly recommended that the indoor and outdoor units of the air conditioner in use be cleaned and maintained regularly to ensure efficient operation of the air conditioner. When an error occurred in the air conditioner, the When an error occurred on the air conditioner, When the air conditioner is operated for a long time, periodic maintenance (once a year) is recommended.
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Check codes and parts to be checked Wired Wireless remote controller remote Sensor block display of controller receiving unit display Wired Judging Main defective parts Parts to be checked / error description conditioner Wireless remote controller remote device Operation Timer Ready Sensor block display of status...
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– 21 – Wired Wireless remote controller remote Sensor block display of controller receiving unit display Judging Main defective parts Parts to be checked / error description conditioner device Operation Timer Ready status Indication Flashing There may be gas leakage from the pipe or connecting Gas leakage detected Outdoor Entire stop...
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