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M-thermal Split
Outdoor Unit

INSTALLATION

AND OWNER’S MANUAL

Thank you very much for purchasing our product,

Before using your unit , please read this manual carefully and keep it for future reference.

IMPORTANT NOTE:

MHA-V4W/D2N8
MHA-V6W/D2N8
MHA-V8W/D2N8
MHA-V10W/D2N8

Содержание M-thermal Split MHA-V10W/D2N8

Страница 1: ...ALLATION AND OWNER S MANUAL Thank you very much for purchasing our product Before using your unit please read this manual carefully and keep it for future reference IMPORTANT NOTE MHA V4W D2N8 MHA V6W...

Страница 2: ......

Страница 3: ...requirements Drain hole position Servicing space requirements 6 1 6 2 6 3 6 4 6 SAFETY CONSIDERATIONS ACCESSORIES BEFORE INSTALLATION IMPORTANT INFORMATION FOR THE REFRIGERANT INSTALLATION SITE INSTA...

Страница 4: ...mbling the unit Electronic control box 4 10kW units 9 1 9 2 9 3 11 PRECAUTIONS ON REFRIGERANT LEAKAGE 21 22 29 24 24 24 24 24 24 Protection equipment About power cut Heating capcity Compressor protect...

Страница 5: ...01 8 10 kW 4 6 kW 8 10 kW 4 6 kW Please remove the hollow plate after installation Wiring diagram 8 10kW for example Electric Control System Refrigerant System...

Страница 6: ...following types They are quite important so be sure to follow them carefully Meanings of DANGER WARNING CAUTION and NOTE symbols Indicates an imminently hazardous situation which if not avoided will...

Страница 7: ...and fire Make sure all wiring is secure Use the specified wires and ensure that terminal connections or wires are protected from water and other adverse external forces Incomplete connection or affixi...

Страница 8: ...ed Children should not play with the unit Cleaning and user maintenance should not be done by children without supervision Children should be supervised to ensure that they do not play with the applia...

Страница 9: ...Fittings Water outlet connection pipe assembly Before installation Be sure to confirm the model name and the serial number of the unit Handling 3 BEFORE INSTALLATION Energy label 1 05 1 Handle the uni...

Страница 10: ...GERANT This product has the fluorinated gas it is forbidden to release to air Refrigerant type R32 Volume of GWP 675 GWP Global Warming Potential Factory charged refrigerant volume in the unit Refrige...

Страница 11: ...can be installed at an even level Places where there is no possibility of flammable gas or product leak The equipment is not intended for use in a potentially explosive atmosphere Places where servic...

Страница 12: ...to avoild direct sunlight so that it is not influenced by the sun s heat otherwise protection may be possible to the unit Make sure there is enough space to do the installation Set the outlet side at...

Страница 13: ...ration In accordance with the foundation drawing in the figure fix the unit securely by means of foundation bolts Prepare four sets each of 10 Expansion bolts nuts and washers which are readily availa...

Страница 14: ...unit with the base electric heater CAUTION Drain hole This drain hole is covered by rubber plug If the small drain hole can not meet the drainage requirements the big drain hole can be used at the sam...

Страница 15: ...0mm 1 2 H B2 A B1 C H Unit A mm B1 mm B2 mm C mm 4 10kW 3000 2000 300 600 11 7 INSTALL THE CONNECTING PIPE Check whether the differance in height between the indoor unit and outdoor unit the length of...

Страница 16: ...every joint whether leak or not Refer to Fig 7 2 Note A is high pressure side stop valve B is low pressure side stop valve C and D is connecting pipes interface of indoor and outdoor units Check poin...

Страница 17: ...e between indoor unit and outdoor unit should not exceed 20m if the outdoor unit is above or 15m if the outdoor unit is below Additionally i If the outdoor unit is above and the level difference is gr...

Страница 18: ...ld never use any oxygen flammable gas or poisonous gas Model Refrigerant to be added 4 6 kW 20g m 7 7 Air Purge with Vacuum Pump 1 Using vacuum pump to do the vacuum never using refrigerant to expel t...

Страница 19: ...heating of the capacitor due to high frequency waves Never install a phase advancing capacitor as it could lead to an accident Secure the electrical wiring with cable ties as shown in figure so that...

Страница 20: ...ccording to the national wiring regulation 2 Select circuit breaker that having a contact separation in all poles not less than 3 mm providing full disconnection where MFA is used to select the curren...

Страница 21: ...ore shielded wire NOTE OUTOOOR UNIT POWER SUPPLY L N LPS FUSE P Q E 6 7 8 INDOOR UNIT L N E P Q A B C D E F 8 5 To finish the outdoor unit installation insulate and fix the refrigerant piping and inte...

Страница 22: ...stops then pull its right edge so you can removed the grill You can also reverse the procedure Be careful to avoid hand injury WARNING Switch off all power i e unit power supply and backup heater and...

Страница 23: ...PCB A PCB B 8 10kW 19 9 8 6 4 5 7 1 2 3 9 3 4 10kW units 1 PCB A Inverter module The picture is for reference only please refer to the actual product NOTE...

Страница 24: ...CN2 Reserved CN30 Port for electrical expansion value CN33 24 25 26 Digital display DSP1 Port for chassis electrical heating tape CN16 optional Port for compressor eletric heating tape 1 CN7 Port for...

Страница 25: ...ly Install leak alarm facility related to mechanical ventilator if you can not regularly ventilate 2 Requirments for charge limits in unventilated areas The maximum refrigerant charge in appliance sha...

Страница 26: ...gerant Indoor unit Room is filled of leakage refrigerant All refrigerant has leaked out 8 10kW Fig 11 2 Fig 11 3 12 TURN OVER TO CUSTOMER The owner s manual of indoor unit and owner s manual of outdoo...

Страница 27: ...with a hard pointed object The remote controller may be damaged Never replace a fuse with that of wrong rated current or other wires when a fuse blows out Do not use the heat pump for other purposes I...

Страница 28: ...3 2 About power cut If power is cut during operation stop all the operation immediately Power comes again If the auto restant function is set on then the unit will auto restart Mishandling in operatio...

Страница 29: ...adhesive 3 The Th sensor failure change a new sensor Suction temperature sensor Th error 1 wire doesn t connect between main control board PCB B and main control board of hydraulic module connect the...

Страница 30: ...ure change a new sensor Pressure sensor failure Refer to P0 Low pressure protection Pe 0 6 occured 3 times in an hour Refer to H6 H6 displayed 10 times in 2 hours 1 The EEprom parameter is error rewri...

Страница 31: ...sensor is loosen Reconnect it 3 T1 temp sensor is loosen Reconnect it 4 T5 temp sensor is loosen Reconnect it High discharge temperature protection 1 Power supply voltage of the unit is low increase...

Страница 32: ...damaged change it 3 And if those IGBT are OK which means the inverter board is OK power form rectifier bridge is not correct check the bridge Same method as IGBT disconnect the power check those dioxi...

Страница 33: ...57kg 67kg Gross weight 68kg 79kg Gas side Liquid side Drain connection Max piping length 30m Max differance in height when outdoor unit is upside 20m Max differance in height when outdoor unit is down...

Страница 34: ...g the period that the work is carried out The ventilation should safely disperse any released refrigerant and preferably expel it externally into the atmosphere 8 Checks to the refrigeration equipment...

Страница 35: ...sed the system shall be vented down to atmospheric pressure to enable work to take place This operation is absolutely vital if brazing operations on the pipe work are to take place Ensure that the out...

Страница 36: ...ce or decommissioning it is recommended good practice that all refrigerants are removed safely When tranferring refrigerant into cylinders ensure that only appropriate refrigerant recovery cylinders a...

Страница 37: ...Electronic expansion Valve Single way electromagnetic valve Pipe joint Filter Discharge line sensor Outdoor temperature sensor Outdoor exchanger sensor Stop valve gas Stop valve liquid High Pressure...

Страница 38: ...on Switch must be installed to the Power Supply of the unit PE PE RL2 BLACK BLUE RED FORCE_COOL CHECK NO COM L OUT PCB A Inverter board for 1phase PCB B Main control board for 1phase SW1 SW2 SW3 ON 3...

Страница 39: ...35 NOTE...

Страница 40: ...16125300001999 V2 0...

Страница 41: ...A4 105g 100g...

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