Summary of Contents for Mitsubishi Electric PLA-RP
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Air-Conditioners PLA-RP·AA INSTALLATION MANUAL FOR INSTALLER English For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit.
• The terminal block cover panel of the unit must be firmly attached. rectly installed unit may fall down and cause damage or injuries. • Use only accessories authorized by Mitsubishi Electric and ask a dealer or • The unit must be securely installed on a structure that can sustain its weight.
2. Installation location Refer to the outdoor unit installation manual. 3. Installing the indoor unit 3.1. Check the indoor unit accessories (Fig. 3-1) The indoor unit should be supplied with the following accessories. Accessory name Q’ty Installation template Washers (with insulation) Washers (without insulation) Pipe cover (for refrigerant piping joint) Small diameter...
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3. Installing the indoor unit 3.3. Branch duct hole and fresh air intake hole (Fig. 3-3) At the time of installation, use the duct holes (cut out) located at the positions shown in following diagram, as and when required. • A fresh air intake hole for the optional multi function casement can also be made. 120°...
4. Installing the pipes 4.1. Refrigerant and drainage piping locations of indoor unit The figure marked with * in the drawing represent the dimensions of the main unit excluding those of the optional multi function casement. (Fig. 4-1) A Drain pipe B Ceiling C Grille D Refrigerant pipe (liquid)
6. Drainage piping work 6.1. Drainage piping work (Fig. 6-1) Max. 20m • Use VP25 (O. D. ø32 PVC TUBE) for drain piping and provide 1/100 or more down- 1.5–2m ward slope. • Be sure to connect the piping joints using a polyvinyl type adhesive. •...
7. Electrical work 7.2. Remote controller 7.2.1. For wired remote controller 1) Installing procedures (1) Select an installing position for the remote controller. (Fig. 7-2) The temperature sensors are located on both remote controller and indoor unit. s Procure the following parts locally: Two piece switch box Thin copper conduit tube Lock nuts and bushings...
7. Electrical work 4) Assigning a remote controller to each unit (Fig. 7-7) Each unit can be operated only by the assigned remote controller. Make sure each pair of an indoor unit PC board and a remote controller is assigned MODEL SELECT to the same pair No.
7. Electrical work Function table Select unit number 00 Mode no. Setting no. Initial setting setting Mode Settings Power failure automatic recovery Not available Available Indoor temperature detecting Indoor unit operating average Set by indoor unit’s remote controller Remote controller’s internal sensor LOSSNAY connectivity Not Supported Supported (indoor unit is not equipped with outdoor-air intake)
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8. Test run 8.2.3. Using SW4 in outdoor unit Refer to the outdoor unit installation manual. 8.3. Self-check 8.3.1. Wired remote controller (Fig. 8-3) 1 Turn on the power. CHECK 2 Press the [CHECK] button twice. 3 Set refrigerant address with [TEMP] button if system control is used. 4 Press the [ON/OFF] button to stop the self-check.
8. Test run Note: Operation is not possible for about 30 seconds after cancellation of function selection. (Correct operation) For description of each LED (LED1, 2, 3) provided on the indoor controller, refer to the following table. LED1 (power for microcomputer) Indicates whether control power is supplied.
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10. Installing the grille 10.3. Selection of the air outlets 4-directional 3-directional For this grille the discharge direction is available in 11 patterns. Also, by setting the One pattern: 4 patterns: Remote controller to the appropriate settings, you can adjust the air-flow and speed. Factory setting One air outlet fully closed Select the required settings from the Table according to the location in which you...
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10. Installing the grille 10.5. Locking the up/down airflow direction (Fig. 10-9) The vanes of the unit can be set and locked in up or down orientations depending upon the environment of use. • Set according to the preference of the customer. The operation of the fixed up/down vanes and all automatic controls cannot be performed using the remote controller.
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Please be sure to put the contact address/telephone number on this manual before handing it to the customer. HEAD OFFICE: MITSUBISHI DENKI BLDG., 2-2-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN Printed in Japan BG79U156H02...