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Table of Contents
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Summary of Contents for Toshiba MML-AP0074H2UL
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Page 1: Installation Manual
AIR CONDITIONER (MULTI TYPE) Installation Manual Indoor Unit For commercial use Pour usage commercial Model name: Floor Console Exposed Type MML-AP0074H2UL MML-AP0094H2UL MML-AP0124H2UL MML-AP0154H2UL MML-AP0184H2UL MML-AP0244H2UL 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. Installing, starting up, and servicing air--conditioning equipment can be hazardous due to system pressures, • This Manual describes the installation method of the indoor unit. •... -
Page 3: Accessory Parts
Accessory parts • 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 over pressurized, which may cause a burst or injury. -
Page 4: Selection Of Installation Place
– 3 – Selection of installation place Installation space Unit: in (mm) Reserve sufficient space required for installation or service work. Avoid installing in the following places. Select a location for the indoor unit where the cool or warm air will circulate evenly. 19.7"... -
Page 5: Installation
Installation External dimensions Unit: in (mm) Operation switch section CAUTION (Sold separately) 27.6" (700) 0.4" × 0.8" (10 × 20) Air discharge port 27.2" (690) 10.2" (260) 9.1" (230) 20.5" (520) long hole Strictly comply with the following rules to prevent damage of the indoor units and human injury. Hole for wall fixing ×... -
Page 6: Drain Piping
– 5 – Drain piping Fixing the indoor unit to wall Installation of remote control (Sold separately) Fix the indoor unit to the wall as described below. CAUTION Fix four 0.3" (M8) anchor bolts to the wall, as For installation of the wired remote control, follow the shown in the following figure. -
Page 7: Refrigerant Piping
Refrigerant piping Piping method The drain pipe and the refrigerant pipe can be connected to left, right, rear or bottom side arbitrarily depending on Projection margin in flaring: B the installation location. CAUTION Unit: in (mm) Select a set knockout hole referring to the following figure. When the refrigerant pipe is long, provide support Outer dia. -
Page 8: Warning
– 7 – 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. - Page 9 MOCP : Maximum Overcurrent Protection (Amps) Voltage Range (V) MOCP Model Power Supply NOTE An outdoor unit connected with control wiring between indoor and outdoor units wire becomes automatically the header MML-AP0074H2UL unit. MML-AP0094H2UL MML-AP0124H2UL 208 / 230 V-1-60 Hz ▼ Wiring example MML-AP0154H2UL...
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Page 10: Address Setup
– 9 – Wire connection Installation procedure for Single port type Flow Selector unit CAUTION Firmly tighten the screws of the terminal block. REQUIREMENT Remove the two fixing screws inside of the Slightly lift up the front of the switch box and •... -
Page 11: Applicable Controls
Applicable controls Filter sign setting Each time button is pushed, indoor unit numbers in the control group change According to the installation condition, the filter sign cyclically. Select the indoor unit to change Basic procedure for changing REQUIREMENT term (Notification of filter cleaning) can be changed. -
Page 12: How To Change The Discharge Port
– 11 – How to change the discharge port Remote control sensor The temperature sensor of the indoor unit senses room The air discharging direction of the indoor unit has been set to forward direction as factory default. temperature usually. Set the remote control sensor to However it is possible to change to upward direction. -
Page 13: Test Run
Test run Wireless remote control (TCB-AX32-UL) When TEMPORARY button is pushed for 10 Before test run Wired remote control seconds or more, “Pi!” sound is heard and the operation changes to a forced cooling 2, 4 • Before turning on the power supply, carry out the operation. -
Page 14: Maintenance
– 13 – Maintenance Troubleshooting <Daily maintenance> Turn on the circuit breaker, then push the Confirmation and check Confirmation of error log button on the remote control to start ▼ Cleaning of air filter the operation. is displayed on the remote control, maintain the air When an error occurs in the air conditioner, an error When an error occurs on the air conditioner, the error After cleaning, push... - Page 15 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 16 — — (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 17 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 18 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.