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Toshiba Carrier MMY-MAP0726FT9P-UL Installation Manual
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Toshiba Carrier MMY-MAP0726FT9P-UL Installation Manual

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AIR CONDITIONER (MULTI TYPE)
Installation Manual
Outdoor Unit
Model name:
<Heat Recovery Model>
MMY-MAP0726FT9P-UL
MMY-MAP0966FT9P-UL
MMY-MAP1206FT9P-UL
MMY-MAP1446FT9P-UL
MMY-MAP1686FT9P-UL
For OUTDOOR USE only
Pour une UTILISATION EN EXTÉRIEUR
uniquement
1122001101
Installation Manual
1
English
Manuel d'installation
32
Français

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Summary of Contents for Toshiba Carrier MMY-MAP0726FT9P-UL

  • Page 1 1122001101 AIR CONDITIONER (MULTI TYPE) Installation Manual For OUTDOOR USE only Outdoor Unit Pour une UTILISATION EN EXTÉRIEUR uniquement Model name: <Heat Recovery Model> MMY-MAP0726FT9P-UL MMY-MAP0966FT9P-UL MMY-MAP1206FT9P-UL MMY-MAP1446FT9P-UL MMY-MAP1686FT9P-UL Installation Manual English Manuel d’installation Français...

  • Page 2: Table Of Contents

    – 1 – Installing, starting up, and servicing air conditioning equipment can be hazardous due to system pressures, electrical components, and equipment location (roofs, elevated structures, etc.). ADOPTION OF NEW REFRIGERANT Only trained, qualified installers and service mechanics should install, start up, and service this equipment. Untrained personnel can perform basic maintenance functions such as indoor unit air filter.

  • Page 3: Precautions For Safety

    Precautions for safety Electrical wiring • Only a certifi ed installer or qualifi ed service person is allowed to carry out the electrical work of the air conditioner. • When connecting the electrical wires, repairing the electrical parts or undertaking other electrical jobs, wear gloves to provide protection for electricians and from heat, insulating shoes and clothing to provide protection from electric shocks.

  • Page 4: Accessory Parts

    – 3 – Accessory parts Installation of R410 air conditioner This air conditioner adopts the HFC refrigerant (R410A) which does not deplete the ozone layer. Q’ty Part name Shape Usage • R410A refrigerant is vulnerable to impurities such as water, oxidizing membranes, or oils because the pressure •...

  • Page 5: Selection Of Installation Place

    Selection of installation place ■ Installation space Unit: in (mm) Upon customer’s approval, install the air conditioner in a place which satisfies the following conditions: Leave space necessary for running, installation and servicing. • Place where it can be installed horizontally. •...

  • Page 6: Carrying In The Outdoor Unit

    – 5 – ■ Weight center and weight ▼ Combination of outdoor units Model name Unit 1 Unit 2 Unit 3 Unit: in (mm) (Standard Model) Header unit Follower unit Follower unit MMY-MAP0726FT9P-UL MMY-MAP0726* – – MMY-MAP0966FT9P-UL MMY-MAP0966* – – ◆...

  • Page 7: Installation Of The Outdoor Unit

    Installation of the outdoor unit • Anchor bolt positions are as shown below: Continuous hole L+11.4" (290) L+11.4" (290) (0.6" × 0.8" (15 × 20) WARNING long hole) Install the outdoor unit securely in a location where the base can sustain the weight adequately. If strength is insufficient, the unit may fall down resulting in human injury.
  • Page 8 – 7 – Discharge side gas piping / Liquid piping When drawing pipes downward ▼ Figure 1 ▼ Figure 2 ▼ Figure 5 Correct Incorrect Incorrect Header unit Header unit Header unit Follower unit Follower unit Follower unit Follower unit Follower unit A view Suction gas joint...

  • Page 9: Refrigerant Piping

    Refrigerant piping REQUIREMENT • For a brazing work of the refrigerant pipes, be sure to use nitrogen gas in order to prevent oxidation of the inside of the pipes; otherwise clogging of the refrigerating cycle due to oxidized scale may occur. WARNING •...
  • Page 10 – 9 – Extruding margin of copper pipe with fl are machining: B (Unit: in (mm)) Coupling size of brazed pipe Connected section Copper pipe outer When using R410A When using dia. tool conventional tool External size Internal size 3/8" (9.5) 1/2"(12.7) 0 - 0.02"...
  • Page 11 Table 1 Header Follower Follower unit A unit B unit C (8) Branching header Indoor capacity code Indoor unit capacity type Outdoor unit (Equivalent to capacity) (7) Y-shaped branching joint 007 type 009 type Balance (4)*2 pipes 012 type Ø3/8" (10) (10) 015 type...
  • Page 12 – 11 – (1) Outdoor unit connecting pipe (7) Y-shaped branching joint (*3) (*4) Discharge Total capacity code of indoor units Model name Outdoor unit capacity type (*1) Balance pipe side Suction gas side Liquid side gas side on downstream side from For 3 pipe For 2 pipe Y-shaped branching joint (*4) (*5)
  • Page 13 ■ Allowable length of refrigerant pipes and allowable height CAUTION difference between units Please use the appropriate pipe when the pipe size is Ø3/4 or more. (Table 3) Temper Minimum Outer diameter wall thickness Soft Hard, Half hard Outdoor unit Inch Inch Follower unit...
  • Page 14 – 13 – ◆ System restrictions ◆ Allowable length and allowable height difference of refrigerant piping Allowable Max. No. of combined outdoor units 3 units Item Pipes value (ft) Max. capacity of combined outdoor units 38 ton LA + La + Lb + Lc + L1 + L2 + L3 + Below 26 ton Max.
  • Page 15 ■ Airtightness test ■ Vacuum drying After the refrigerant piping has been finished, execute an airtight test. • Be sure to use a vacuum pump equipped with the counter-flow prevention function so that oil in the pump will For an airtight test, connect a nitrogen gas canister as shown in the figure on this page and apply pressure. not flow back into piping for air conditioners.
  • Page 16 – 15 – ■ Calculation of additional refrigerant charge amount Example: 120 type (MMY-MAP1206FT9P-UL) Additional refrigerant charge amount (lbs) = [1] + [2] [1]. Compensation by capacity of outdoor unit (Table1) [2]. (Actual length of liquid pipe × Additional refrigerant charge amount per liquid pipe 1 ft (Table2)) × 1.3 NOTE If the additional refrigerant amount indicates minus as the result of calculation, use the air conditioner without additional refrigerant.

  • Page 17: Electric Wiring

    ■ Pipe insulation 1. All service valves on the outdoor units should remain fully closed. 2. R410A refrigerant should be added (in liquid state) at the liquid line service port on the header unit. 3. If the calculated amount of refrigerant can added to the system, the charging process is finished. •...
  • Page 18 – 17 – ■ Power supply specifi cations Every outdoor unit must have a dedicated power supply. Power supply for outdoor units Incorrect ■ Specifi cations for control wiring Outdoor unit Outdoor unit Header outdoor Follower outdoor W1 Control wiring between indoor and outdoor units (Shield wire) Main power circuit Disconnect per NEC W2 Control wiring between indoor units (Shield wire)
  • Page 19 ■ Connection of power supply wires and control wires 1. All system interconnecting and central control wiring should be 2 conductor shielded cable. 2. On the header unit the control wire shield and the central control wire shield should both be connected to the same ground screw in the header unit.

  • Page 20: Address Setting

    – 19 – Address setting Screw size and tightening torque Tightening torque Screw size ft•lbs (N•m) CAUTION Power supply terminal 4.1 to 4.8 (5.5 to 6.6) • Complete all electric wiring before setting the addresses. Ground screw 4.1 to 4.8 (5.5 to 6.6) •...
  • Page 21 ◆ Address setting procedure 1 ◆ Address setting procedure 2 Energize indoor units fi rst, and then energize outdoor units. Set a system address for each system using SW 13 and 14 on the interface P.C. board for the header outdoor unit of each system. About one minute after energizing the outdoor units, confi...
  • Page 22 – 21 – The connectors between the [U1U2] and [U3U4] terminals on all the header outdoor units (that Close the connectors between the [U1, U2] and [U3, U4] terminals on all the header outdoor will be connected to the central control) should be open as shown. units (As shown).
  • Page 23 ■ Manual address setting using a remote control Switch setting (setting example when controlling 2 or more refrigerant lines centrally) Outdoor units (setting manually) This procedure should be used if the indoor unit wiring is completed and the outdoor unit wiring has not been *The items in bold font must be set manually.
  • Page 24 – 23 – ■ Using the remote control How to determine an indoor unit position if the unit address is known. to review the address and CODE No. DATA SETTING This instruction works for group controlled units only. UNIT No. position of an indoor unit This instruction must be done while the units are not R.C.
  • Page 25 ■ How to change an indoor unit ▼ How to use a single remote control to check If the addresses have been changed Push the “TIME ” buttons repeatedly all the indoor unit address when 2 or more address by using a wired to change the value of the indoor unit correctly, push the “TEST ”...
  • Page 26 – 25 – ■ Resetting to factory default address ■ Setting when connecting ◆ How to set up CODE No. [ 0E ] indoor units to FS (Flow It is necessary to set up in case of the group control. Method 1 Follow steps 1 through 11 by using a direct wired remote control (page 22) to reset line (system) address, indoor Selector) unit...
  • Page 27 ▼ In case of FE/FD without setting ▼ In case of FE/FD with setting ◆ Caution to connection of indoor <In case of connecting one group operation of indoor units> unit Single port type FS unit Single port type FS unit Piping Piping Single port type FS unit...

  • Page 28: Test Run

    – 27 – Test run <In case of connecting one group operation of <Incorrect connection examples> ON / OFF Push the button. indoor units and two indoor units> Incorrect Push the MODE button to switch the running Single port type FS unit mode to COOL or HEAT.
  • Page 29 ◆ When a test run is executed by NOTE Push and hold SW04 for more than 2 using the interface P.C. board on seconds. • The running mode follows the mode setting on the the outdoor unit remote control of the target indoor unit. NOTE •...

  • Page 30: Troubleshooting

    – 29 – Troubleshooting Check code Indication on 7-segment display on the outdoor unit Check code name In addition to the CODE No. on the remote control of an indoor unit, you can diagnose failure type of an outdoor Auxiliary code unit by checking the 7-segment display on the interface P.C.
  • Page 31 Check code Indication on 7-segment display on the outdoor unit Check code name Auxiliary code 01: Compressor 1 Boost circuit trouble 02: Compressor 2 — Discharge temperature TD1 trouble 01: Compressor 1 High-pressure SW system operation 02: Compressor 2 Phase missing detection/Phase order trouble 01: Compressor 1 Compressor Vdc trouble 02: Compressor 2...
  • Page 32 The refrigerant R410A which is used in the air conditioner is safe, without the toxicity or combustibility of ammonia, and is (1) No partition (shaded portion) URL: http://www.toshiba-carrier.co.jp/global/appli/smms_wave_tool/ not restricted by laws to be imposed which protect the ozone QR code layer.
  • Page 33 TOSHIBA CARRIER (THAILAND) CO.,LTD. 144/9 MOO 5, BANGKADI INDUSTRIAL PARK, TIVANON ROAD, TAMBOL BANGKADI, AMPHUR MUANG, PATHUMTHANI 12000, THAILAND. 1122001101...

This manual is also suitable for:

Carrier mmy-map0966ft9p-ulCarrier mmy-map1206ft9p-ulCarrier mmy-map1446ft9p-ulCarrier mmy-map1686ft9p-ul

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