Toshiba RAV-SM2242DT-E Installation Manual
Split type indoor unit concealed duct high static pressure type
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Also See for RAV-SM2242DT-E:
- Installation manual (202 pages) ,
- Service manual (110 pages) ,
- Owner's manual (24 pages)
Related Manuals for Toshiba RAV-SM2242DT-E
Summary of Contents for Toshiba RAV-SM2242DT-E
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Page 1: Installation Manual
AIR CONDITIONER (SPLIT TYPE) Installation Manual Indoor Unit For commercial use Model name: Concealed Duct High Static Pressure Type RAV-SM2242DT-E RAV-SM2802DT-E Installation Manual English... -
Page 2: Table Of Contents
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 thoroughly acquainted with the knowledge related to this work. -
Page 3: Warning Indications On The Air Conditioner Unit
Definition of Protective Gear Warning indications on the air conditioner unit When the air conditioner is to be transported, installed, maintained, repaired or removed, wear protective gloves and ‘safety’ work clothing. Warning indication Description In addition to such normal protective gear, wear the protective gear described below when undertaking the special work detailed in the table below. -
Page 4: Precautions For Safety
– 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 •... -
Page 5: Accessory Parts
Test run Accessory parts • 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 position. You may receive an electric shock if the power is turned on without first conducting these checks. -
Page 6: Selection Of Installation Place
– 5 – Selection of installation place Installation space (Unit: mm) Reserve space required for maintenance the indoor unit and service work. Upon approval of the customer, install the air conditioner in a place that satisfies the following conditions 200 or more Servicing space •... -
Page 7: Installation
Installation Installation of hanging bolt Installation of indoor unit • Consider the piping / wiring after the unit is hung Treatment of ceiling when determining the location of the indoor unit WARNING The ceiling differs according to structure of building. installation and orientation. - Page 8 – 7 – Diagrams for making connecting flanges Duct design (Unit: mm) The connecting flange (Incl. the fixing screw) is not supplied to the indoor unit. When the connecting flange is 1. In order to prevent short circuits, design the duct installation, so that the intake and discharge openings are not necessary, produce them in locally.
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Page 9: Fan Characteristics
Fan characteristics <RAV-SM2802 Type> Standard air volume: 4200 m³/h Current value as a criterion, adjust the air volume value to become within the range of the chart below. <RAV-SM2242 Type> Standard air volume: 3600 m³/h High static pressure tap (50 Hz) Medium static pressure tap (50 Hz) Low static pressure tap (50 Hz) High static pressure tap (50 Hz) -
Page 10: Drain Piping Work
– 9 – Wire connection change of fan motor Drain piping work This duct is composed of 3 fan motors. To change external static pressure by duct resistance, connect the 3 connectors of the orange lead wires that are CAUTION connected to the underside of the fan tap changing terminal block to the same number (F1, F2 or F3) terminal. -
Page 11: Refrigerant Piping And Evacuating
Check the draining Refrigerant piping and evacuating Check if the water can flow out properly during the test run. Also, check if no water leakage from the piping connection port. Refrigerant piping Flaring REQUIREMENT • Cut the pipe with a pipe cutter. 1. - Page 12 – 11 – Tightening connection Refrigerant amount to be added Heat insulation process CAUTION Apply heat insulation for the pipes separately at liquid For addition of the refrigerant, add refrigerant “R410A” side and gas side. CAUTION referring to the attached Installation Manual of outdoor Do not burn the pipe heat insulator.
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Page 13: Electrical Connection
Electrical connection Wire connection Remote controller wiring REQUIREMENT WARNING 2-core non polarity wire is used for the remote • Be sure to connect the wires matching the terminal numbers. Incorrect connection causes a trouble. controller wiring. • Be sure to pass the wires through the bushing of wire connection holes of the indoor unit. 1. -
Page 14: Applicable Controls
– 13 – Applicable controls Group control (Unit: mm) Wired remote controller Changing of setting REQUIREMENT R (L) S (N) applicable control • When you use this air conditioner for the first time, it takes approx. 5 minutes until the remote controller Basic procedure for changing settings becomes available after power-on. -
Page 15: Power Saving Mode
Using TIME buttons, select SET To secure better effect of Adjust the power save setting by pushing Push button to return to the normal DATA TIME buttons. display. heating Each push of the button changes the power level Indoor unit data by 1 % within the range from 100 % to 50 %. -
Page 16: Group Control
– 15 – Group control Procedure example 1 3. Push button. In this time, the setup finishes when the display Manual address setup procedure changes from flashing to lighting. While the operation stops, change the setup. Group control for system of multiple units (Be sure to stop the operation of the unit.) Indoor unit No. - Page 17 If there is other indoor unit to be changed, To recognize the position of the After confirmation, push button to return 8 °C operation repeat procedure to change the setup. the mode to the usual mode. corresponding indoor unit though the Pre-heating operation can be set for cold regions where room When the above setup has finished, push indoor UNIT No.
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Page 18: Test Run
– 17 – Test run Maintenance CAUTION Before test run Using button, select the operation mode, [Cool] or [Heat]. When connecting a return air duct to the unit, the cleaning method of the air filter differs according to the construction •... -
Page 19: Troubleshooting
Troubleshooting ▼ Inspection before maintenance Following inspection must be carried out by a qualified installer or qualified service person. Part Inspection method Confirmation and check Every pushing of button used to set Access from inspection opening and remove the access panel. Examine the heat exchanger if there Heat exchanger temperature, the error log stored in memory is any clogging or damages. - Page 20 – 19 – Error codes and parts to be checked Wired remote controller Judging Main defective parts Parts to be checked / error description conditioner display device status Wired remote Indication controller Judging Main defective parts Parts to be checked / error description conditioner Outdoor unit compressor display...
- Page 21 Wired remote controller Judging display Main defective parts Parts to be checked / error description conditioner device status Indication Another indoor unit in the group is raising an alarm. Entire stop Other indoor unit error Indoor E03 / L07 / L03 / L08 alarm check locations and error Auto-reset description : The air conditioner automatically enters the auto-address setting mode.
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