User manual TOSHIBA RAV-460BH SERVICE MANUAL

[. . . ] AIR DUCTING WORK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CONSTRUCTION VIEWS (EXTERNAL VIEWS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SYSTEMATIC REFRIGERATING CYCLE DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] and make a note of the important set data as shown in the later table (Ex. ). After finishing making a note, push button to return the status to usual stop status. 1 minute is required to start handling of the remote controller. ) 1 2 6 Minimum requirements for item code DN 10 11 12 13 14 Type Indoor unit capacity Line address Indoor address Droup address Contents (1) Type and capacity of the indoor unit is necessary to set the revolutions frequency of the fan. (2) If Line/Indoor/Group addresses differ from those before replacement, the mode enters in automatic address setup mode and a manual resetting may be required. r2 Replacement of service P. C. In this time, setting of jumper line (cut) or setting of (short-circuit) connecting connectors on the former P . C. According to the system configuration, turn on power of the indoor unit with any method in the following items. 1) Wait for completion of automatic address setup mode (Required time: Approx. (Line address = 1, Indoor address = 1, Group address = 0 (Individual) are automatically set. ) 2) Push SET , , and buttons of the remote controller at the same time for 4 seconds or more (1 operation), interrupt the automatic address setup mode, and then proceed to r3. ALL is displayed. ) b) In case of group operation Turn on power of the indoor unit of which P board has been replaced with the service P board with . C. Otherwise r3 operation cannot be performed. ) Same as 1) and 2) in item a). 2) Turn on power of the multiple indoor units including replaced indoor unit. Test Run Setup on Remote Controller <Wired remote controller> 1. When pushing button on the remote controller for 4 seconds or more, "TEST" is displayed on LC display. Then push · "TEST" is displayed on LC display during operation of Test Run. · During Test Run, temperature cannot be adjusted but air volume can be selected. · In heating and cooling operation, a command to fix the Test Run frequency is output. However, do not use this function except case of Test Run because it applies load on the unit. NOTE : The outdoor unit does not operate after power has been turned on or for approx. After a Test Run has finished, push button again and check that [TEST] on LC display has gone off. (To prevent a continuous test run operation, 60-minutes timer release function is provided to this remote controller. ) <Wireless remote controller> (Option for 4-way air discharge cassette type) 1. For removing, refer to the Installation manual attached to the ceiling panel. (Be careful to handle the adjuster because cables are connected to the sensor. ) Remove the sensor cover from the adjuster. [. . . ] By doing so, the power consumption can be decreased because the breaker can be turned off if there is no possibility of freezing of the base in cooling operation, etc. When the cord heater power is connected to the inverter P board assembly or others without connected to the . C. exclusive breaker, the control P board of the inverter assembly may cause a failure. 1 1-2 Photo / Explanatory diagram Procedure Remove each cabinet, inverter assembly, motor base assembly, and partition board assembly. [. . . ]