Toshiba Mmy-map1404ft8-e Service Manual =link= Jun 2026

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Three highly efficient, inverter-driven DC twin-rotary compressors Electrical Profile: 3-Phase, 380V–415V, 50Hz power supply

Minimum 1000 mm clear discharge height to prevent thermal recirculation.

Formulas and charts to calculate additional R410A needed based on pipe length and liquid line diameter. 2. Test Operation Procedures toshiba mmy-map1404ft8-e service manual

Supports up to 500 meters of total pipe length and up to 40 meters of vertical lift 🛠️ Key Technical Sections of the Service Manual

| Parameter | Value | |-----------|-------| | Cooling capacity | 40.00 kW | | Heating capacity | 45.00 kW | | Power supply | 380–415 V / 3 phase / 50 Hz | | Running current (cooling) | 17.8 A | | Running current (heating) | 19.9 A | | Max. running current | 36.4 A | | EER | 3.54 W/W | | COP | 3.54 W/W | | Airflow (H/L) | 13,000 m³/h – 3,611 l/s | | Sound pressure (H/L) | 64 dB(A) | | Sound power (cooling) | 82 dB | | Dimensions (W×H×D) | 1,830 mm × 990 mm × 780 mm | | Net weight | 334 kg | | Refrigerant type / charge | R410A / 11.0 kg | | Compressor type | 2 × DC twin rotary | | Gas pipe (suction) | 1‑1/8″ (brazed) | | Gas pipe (discharge) | 3/4″ (flare) | | Liquid pipe | 5/8″ (flare) |

The control outline and operational logic of the Twin-Rotary compressors. Oil return and defrost control algorithms. "This can't be real," he said

: Detailed layouts for power supply (3-phase 380-415V) and control wiring between indoor and outdoor units. Refrigerant Cycle

The serves as the definitive technical document required for installing, commissioning, troubleshooting, and repairing this specific 14 HP Super Heat Recovery Multi (SHRM-i) VRF outdoor unit . Operating on R410A refrigerant , this 3-pipe heat recovery system delivers a nominal 40.0 kW cooling capacity and 35.5 kW heating capacity . It features three inverter-driven twin-rotary compressors configured to optimize partial-load energy efficiency across large-scale commercial facilities.

Inverter module detects excessive current draw or a locked rotor. Oil return and defrost control algorithms

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Check all electrical terminal screws for thermal loosening; retighten to specifications.