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AIR CONDITIONER (MULTI TYPE)
Installation Manual
Indoor Unit
Model name:
Medium Static Ducted Type
MMD-AP0074BH2UL
MMD-AP0094BH2UL
MMD-AP0124BH2UL
MMD-AP0154BH2UL
MMD-AP0184BH2UL
MMD-AP0214BH2UL
For commercial use
Pour usage commercial
MMD-AP0244BH2UL
MMD-AP0304BH2UL
MMD-AP0364BH2UL
MMD-AP0424BH2UL
MMD-AP0484BH2UL
English
Installation Manual
1
Français
Manuel d'installation
19
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Table of Contents
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Summary of Contents for Toshiba MMD-AP0074BH2UL
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Page 1: Installation Manual
AIR CONDITIONER (MULTI TYPE) Installation Manual Indoor Unit For commercial use Pour usage commercial Model name: Medium Static Ducted Type MMD-AP0074BH2UL MMD-AP0244BH2UL MMD-AP0094BH2UL MMD-AP0304BH2UL MMD-AP0364BH2UL MMD-AP0124BH2UL MMD-AP0154BH2UL MMD-AP0424BH2UL MMD-AP0484BH2UL MMD-AP0184BH2UL MMD-AP0214BH2UL English Installation Manual Français Manuel d’installation... -
Page 2: Table Of Contents
– 1 – Precautions for safety Please read this Installation Manual carefully before installing the Air Conditioner. • This Manual describes the installation method of the indoor unit. Installing, starting up, and servicing air--conditioning equipment can be hazardous due to system pressures, •... -
Page 3: Accessory Parts
Important notices • For the refrigerant recovery work (collection of refrigerant from the pipe to the compressor), stop the compressor before disconnecting the refrigerant pipe. If the refrigerant pipe is disconnected while the compressor is working with the valve open, the compressor sucks air and the refrigeration cycle is overpressurized, which may cause a burst or injury. -
Page 4: Selection Of Installation Place
– 3 – Selection of installation place Installation under high-humidity atmosphere In some cases including the rainy season, especially inside of the ceiling may become high-humidity atmosphere Avoid installing in the following places (dew-point temperature: 73 °F (22.8 °C) or higher). Select a location for the indoor unit where the cool or warm air will circulate evenly. -
Page 5: Installation Space
Installation space Arranging the under intake type Unit: in (mm) Reserve sufficient space required for installation or service work. <Back air intake> <Under air intake> Electrical Air filter control box Electrical control box (locally procured) Unit width 31.5” (800) Air discharge Air intake 1.2”... -
Page 6: Installation
– 5 – Installation Drain pipe connecting port VP25(Polyvinyl chloride tube: External Dia,1-1/4” Internal Dia,1” <Back air intake> WARNING 1” (25) Unit external dimension 31.5” (800) 2.2” (57) • Install the air conditioner certainly at a place to sufficiently withstand the weight. 1.6”... - Page 7 Installation of the indoor unit Installation of wireless remote control (sold separately) REQUIREMENT • Hang the unit in a horizontal position. All issues related to locating the unit above the ceiling, For installation of the wireless remote control refer to the instructions that are supplied with the control. The When unit is hanged to slant, it may cause overflow of hanging the unit from the building structure, routing/ connection point for the control wiring and the entrance point for the control wiring are clearly marked in the...
- Page 8 – 7 – Pull out the filter rack, and set the air filter (locally procured) in it. Two positions for filter rack Indoor unit FR-1 Air filter (locally procured) FR-2 Filter rack All unit models have the FR - 1 & FR - 2 filter position option available. Both positions use the same filters per model shown in the chart above.
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Page 9: Drain Piping
Drain piping Drain up (condensate pumped up from unit) When gravity drainage cannot be provided directly from the indoor CAUTION unit condensate exit the piping can be arranged for upward condensate discharge. The vertical leg of the drain line must be a Condensate drain piping installation and material must comply with applicable codes and regulations for the maximum of 12”... -
Page 10: Refrigerant Piping
– 9 – Refrigerant piping Condensate drain pipe insulation The condensate drain system piping must be insulated to prevent sweating after the leak check is performed. All Projection margin in flaring: B material used in the condensate drain system must comply with applicable codes and regulations covering CAUTION Unit: in (mm) materials installed in the ceiling plenum area. -
Page 11: Electrical Connection
Electrical connection Heat insulation process • Use the tightening torque levels as listed in the following table. Apply heat insulation for the pipes separately at liquid Power supply wire and Outer dia. of connecting Tightening torque side and gas side. pipe (in (mm)) (ft•lbs (N•m)) control wires specifications... -
Page 12: Wiring Between Indoor And Outdoor Units
Wiring between indoor and outdoor units Voltage Range (V) MOCP Model Power Supply NOTE MMD-AP0074BH2UL An outdoor unit connected with control wiring between indoor and outdoor units wire becomes automatically the header MMD-AP0094BH2UL unit. MMD-AP0124BH2UL MMD-AP0154BH2UL ▼ Wiring example... -
Page 13: Applicable Controls
Applicable controls Wire connection Power supply wires and ground wire Basic procedure for changing REQUIREMENT REQUIREMENT 1. Strip the wire ends. settings • Connect the wires matching the terminal numbers. When the air conditioner is used for the first time, it will Power supply wire: 0.4”... -
Page 14: External Static Pressure
– 13 – External static pressure ▼ With a remote control-less system (group control) Each time button is pushed, indoor Besides the switching method using the wired remote control as a way to establish the external static pressure, unit numbers in the control group change settings switching is also possible by changing over the DIP switch settings on the indoor P.C. -
Page 15: Test Run
Test run Filter sign setting Remote control sensor According to the installation condition, the filter sign The temperature sensor of the indoor unit senses room term (Notification of filter cleaning) can be changed. temperature usually. Set the remote control sensor to ... -
Page 16: Troubleshooting
– 15 – Troubleshooting Wireless remote control If a test run cannot be properly performed Remove a small screw which fixes the nameplate of the receiver unit. Remove the nameplate of the sensor section If a test run is performed before the outside duct is ... - Page 17 Check codes and parts to be checked Check code Wireless remote control Sensor block display of Outdoor 7-segment display Check code name Judging device Wired remote receiving unit control display Operation Timer Ready Flash Auxiliary code Check method On the remote control (Wired remote control, Central control remote control) and the interface P.C. board of the A3-IPDU outdoor unit (I/F), a check display LCD (Remote control) or 7-segment display (on the outdoor interface P.C.
- Page 18 — — (L20 is displayed) Duplicated central control addresses TCC-LINK : TOSHIBA Carrier Communication Link. : IPDU error L30 Detected indoor address SIM Indoor outside interlock Indoor — —...
- Page 19 Warnings on refrigerant leakage Check of Concentration Limit Important The room in which the air conditioner is to be installed NOTE 2 : requires a design that in the event of refrigerant gas The standards for minimum room volume are as leaking out, its concentration will not exceed a set limit.
- Page 20 Confirmation of Indoor Unit Setup Prior to delivery to the customer, check the address and setup of the indoor unit, which has been installed in this time and fill the check sheet (Table below). REQUIREMENT Data of four units can be entered in this check sheet. Copy this sheet according to the No. of the indoor units. If the installed system is a group control system, use this sheet by entering each line system into each installation manual attached to the other indoor units.