Mitsubishi Electric Mr.Slim PEAD-A24 Installation Manual
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Mitsubishi Electric Mr.Slim PEAD-A24 Installation Manual

Mitsubishi Electric Mr.Slim PEAD-A24 Installation Manual

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See also: Operating Manual , Installation Manual
Air-Conditioners
PEAD-A24,30,36,42AA

INSTALLATION MANUAL

For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner
unit.
MANUEL D'INSTALLATION
Veuillez lire le manuel d'installation en entier avant d'installer ce climatiseur pour éviter tout accident et vous
assurer d'une utilisation correcte.
FOR INSTALLER
FOR INSTALLER
POUR L'INSTALLATEUR
English
Français

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Summary of Contents for Mitsubishi Electric Mr.Slim PEAD-A24

  • Page 1: Installation Manual

    Air-Conditioners PEAD-A24,30,36,42AA INSTALLATION MANUAL FOR INSTALLER FOR INSTALLER English For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit. MANUEL D’INSTALLATION POUR L’INSTALLATEUR Français Veuillez lire le manuel d’installation en entier avant d’installer ce climatiseur pour éviter tout accident et vous assurer d’une utilisation correcte.
  • Page 2 [Fig. 3-1] (Unit: mm [in]) 50~150[2~5- 450[17- 100[3- A Access door 1 600 mm [23-5/8 in] or more B Electrical parts box 2 100 mm [3-15/16 in] or more C Air inlet 3 10 mm [7/16 in] or more D Air outlet 4 300 mm [11-13/16 in] or more E Ceiling surface F Service space (viewed from the side)
  • Page 3 [Fig. 6-1] øB (Unit: mm [in]) øA Model ø15.88 [5/8] ø9.52 [3/8] PEAD-A24, 30, 36, 42AA a Indoor unit b Outdoor unit [Fig. 6-3] [Fig. 6-4] [Fig. 6-5] 90° a Burr c Spare reamer a Copper tubes c No good e Uneven a Flare nut b Copper tube/pipe...
  • Page 4 [Fig. 6-10] Max. 20m [65ft] 1.5-2m [5-7ft] Max. 300mm [11- Correct piping Wrong piping A Insulation (9 mm [3/8 in] or more) B Downward slope (1/100 or more) C Support metal K Air bleeder L Raised M Odor trap Grouped piping D O.
  • Page 5 [Fig. 7-2] [Fig. 7-1] <A> In case of rear inlet Duct Air inlet Access door Canvas duct Ceiling surface Air outlet Leave distance enough to pre- vent short cycle A Filter <B> In case of bottom inlet B Bottom plate [Fig.
  • Page 6 [Fig. 8-2-1] [Fig. 8-2-2] A Screw holding cover (1pc) C Terminal box B Cover D Knockout hole E Remove [Fig. 8-2-3] [Fig. 8-2-4] F Use PG bushing to keep the weight of the cable and external force from being applied to N Terminal block for power source and indoor transmission the power supply terminal connector.
  • Page 7 [Fig. 8-3] A Indoor terminal block A Indoor terminal block 4 Always install an earth wire (1-core 1.5 mm [AWG 16]) longer than other cables B Earth wire (green/yellow) B Earth wire (green/yellow) 5 Remote controller cable C Indoor/outdoor unit connecting wire 3- core 1.5 mm [AWG 16] or more Wire No ×...
  • Page 8 [Fig. 8-7] Standard 1:1 OC(00) Indoor/outdoor wiring Signal receiving unit wiring A Outdoor unit B Refrigerant address C Indoor unit CN90 D Signal receiving unit [Fig. 8-8] A Signal receiving unit external B Center of Switch box C Switch box D Installation pitch E 6.5 mm (1/4 inch) F 70 mm (2 - 3/4 inch)
  • Page 9 [Fig. 8-12] Insert the minus screwdriver toward the arrow pointed and wrench it to remove the cover. A flat screwdriver whose width of blade is between 4 and 7mm (5/32 - 9/32inch) must be used. [Fig. 8-13] A Thin-wall portion B Bottom case C Remote controller wire D Conducting wire...
  • Page 10 [Fig. 8-16] JP41 JP42 CN32 CN105 CN3C CN41 CN2A CN51 CN22 CN90 CNXB2 CN4F CNXA2 CN44 CN20 CN2L CNXC2 <Indoor controller board> [Fig. 8-17] [Fig. 8-18] CN90 CN90 CN90 CN90 CN90 CN90 CN90 CN90 Pair number: 0 Pair number: 1 Pair number: 2 Pair number: 3 Pair number: 0...
  • Page 11 ⁄ Mode number [Fig. 8-21] ⁄ Setting number ⁄ Refrigerant address ⁄ Unit number A Filter button (<Enter> button) B TEST button TEMP. ON/OFF C Set Time button MENU ON/OFF FILTER BACK MONITOR/SET CHECK TEST D Timer On/Off button (Set Day button) PAR-21MAA CLOCK OPERATION...
  • Page 12 10.1 [Fig. 10-1] H Refrigerant gas cylinder for R410A with A Indoor unit siphon B Union I Refrigerant (liquid) C Liquid pipe J Electronic scale for refrigerant charging D Gas pipe K Charge hose (for R410A) E Stop valve L Gauge manifold valve (for R410A) F Outdoor unit M Service port G Refrigerant gas cylinder operating valve...

  • Page 13: Table Of Contents

    Contents 1. Safety precautions ................. 13 9. Test run ....................21 2. Selecting the installation location ............13 10. Maintenance ..................23 3. Selecting an installation site & Accessories ........... 14 4. Fixing hanging bolts ................14 5. Installing the unit ..................14 This Installation Manual describes only for the indoor unit and the connected 6.

  • Page 14: Selecting An Installation Site & Accessories

    3. Selecting an installation site & Accessories • Select a site with sturdy fixed surface sufficiently durable against the weight of unit. Warning: • Before installing unit, the routing to carry in unit to the installation site should be The unit must be securely installed on a structure that can sustain its weight. If determined.

  • Page 15: Refrigerant Piping Work

    6. Refrigerant piping work 6.1. Refrigerant pipe 6.2.3. Putting nut on [Fig. 6-5] (P.3) [Fig. 6-1] (P.3) a Flare nut a Indoor unit b Copper tube b Outdoor unit • Remove flare nuts attached to indoor and outdoor unit, then put them on pipe/tube Refer to the Instruction Manual that came with the outdoor unit for the restrictions on having completed burr removal.

  • Page 16: Drain Piping Work

    6. Refrigerant piping work Refrigerant pipe insulation Tighten the cap to the service port to obtain the initial status. • After connecting refrigerant piping, insulate the joints (flared joints) with thermal insulation tubing as shown below. Retighten the cap [Fig. 6-9] (P.3) A Pipe cover (small) (accessory) Leak test B Caution:...

  • Page 17: Duct Work

    6. Refrigerant piping work 6.6. Confirming drain discharge 3.Perform the test run in cooling mode, or connect the connector to the ON side of SWE on the Indoor controller board. (The drain pump and the fan are forced to Make sure that the drain-up mechanism operates normally for discharge operate without any remote controller operation.) Make sure using a transparent and that there is no water leakage from the connections.

  • Page 18: Electrical Work

    8. Electrical work 8.1. Power supply [Fig. 8-2-3] (P.6) F Use PG bushing to keep the weight of the cable and external force from being applied to the 8.1.1. Indoor unit power supplied from outdoor unit power supply terminal connector. Use a cable tie to secure the cable. The following connection patterns are available.
  • Page 19 8. Electrical work 8.4. Remote controller (wireless remote controller (op- [Fig. 8-11] (P.8) A 150 mm (5 - 15/16 inch) tion)) B Remote controller wire (Accessory) 8.4.1. For wireless remote controller (option) C Wiring pipe 1) Installation area D Locknut •...

  • Page 20: Remote Controller

    8. Electrical work 2) For wireless remote controller [Fig. 8-22] (P.11) 8.5. Function settings (Function selection via the 1. Changing the external static pressure setting. remote controller) 8.5.1 Function setting on the unit (Selecting the unit functions) • Be sure to change the external static pressure setting depending on the duct and 1) For wired remote controller [Fig.

  • Page 21: Test Run

    9. Test run 9.1. Before test run 9.2. Test run After completing installation and the wiring and piping of the indoor and outdoor 9.2.1. Using wired remote controller units, check for refrigerant leakage, looseness in the power supply or control 1 Turn on the power at least 12 hours before the test run.
  • Page 22 9. Test run 4 Press the MODE button B to activate HEAT mode, then check whether warm air 9.3. Test run is blown out from the unit. 9.3.1. Using wireless remote controller (option) 5 Press the FAN button C and check whether fan speed changes. [Fig.

  • Page 23: Maintenance

    9. Test run On the wireless remote controller with conditions above, following phenomena takes place. • No signals from the remote controller are accepted. • OPE lamp is blinking. • The buzzer makes a short ping sound. 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.

This manual is also suitable for:

Mr.slim pead-a30Mr.slim pead-a36Mr.slim pead-a42aaMr.slim pead-a24aaMr.slim pead-a30aaMr.slim pead-a36aa

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