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INSTALLATION & OWNER'S MANUAL

HIGH STATIC DUCTED

ELECTRIC HEATER WITH PLENUM

Models

MBC-MBH 25-65E

ELECTRICAL CONNECTIONS

All electrical wiring and connections must comply with
local standards.

Disconnecting device must have a contact separation of
at least 3 mm with all pole disconnected.

GENERAL PRECAUTIONS

Check that the power supply available agrees with
nameplate voltage.

Use adequate line protection.

The unit must be grounded.

Installation and maintenance of this air conditioning system should only be carried out by trained and qualified
personnel.

Regular maintenance operations such as cleaning the coils and air filters must be performed to keep the
units in proper operating condition.

SAFETY

TEC

HN

ICA

L G

UID

E

CAUTION

Before undertaking any work on the unit, make sure that the power supply has been disconnected.

INDOOR UNITS

Each unit is shipped with the following items:

– an indoor unit ready for connection to the

condensing unit.

– a mounting bracket set.
– a technical guide.
– a control user guide.

INDOOR & OUTDOOR UNITS

OUTDOOR UNITS

The units are shipped complete with a charge of R22/
R407C refrigerant sufficient for a piping length of 5
meters.

Summary of Contents for MBC-MBH 50

Page 1: ...onditioning system should only be carried out by trained and qualified personnel Regular maintenance operations such as cleaning the coils and air filters must be performed to keep the units in proper operating condition SAFETY TE CHNICAL GUIDE CAUTION Before undertaking any work on the unit make sure that the power supply has been disconnected INDOOR UNITS Each unit is shipped with the following ...

Page 2: ... Outdoor Unit it Power Supply Indoor Unit Fan Air flow Running Current Input Power Electric Heater MBC MBH MOC MOH 220 240 1 50 or 380 415 3 50 Models Power Supply High Static Duct Type MBC MBH P with Heater 50 Hz R 22 Indoor Unit Outdoor Unit kW V Ph Hz Ph kW A gr V Ph Hz Ph m3 h W A Height mm Width mm Depth mm kg Height mm Width mm Depth mm V Ph Hz Ph Qty Compressor Type Height mm Width mm Depth...

Page 3: ...80 924 Model MBC MBH25 H mm 300 W mm 710 D mm 300 1404 MBC MBH35 MBC MBH45 MBC MBH50 55 MBC MBH65 400 400 400 400 A mm 400 220 220 220 220 220 CONTROL BOX MBC MBH 35 65 LH VIEW REAR VIEW RH VIEW FRONT VIEW FRONT VIEW RH VIEW REAR VIEW LH VIEW LIQUID LINE SUCTION LINE CONTROL BOX LIQUID LINE SUCTION LINE A1 A2 B C D E F G H I J K L M N MBC MBH 25 234 5 234 5 239 73 512 123 400 710 264 98 30 556 75 ...

Page 4: ...er 250 Plenum Electric Heater CLEARANCE REQUIRED FOR OUTDOOR UNITS Unit A B C D E 25 400 200 100 300 600 35 400 200 100 300 800 45 400 200 100 300 800 55 400 200 100 300 800 65 400 200 100 300 800 MOC MOH Table 1 MOC MOH 25 35 C B D A E MOC MOH 45 65 A D C E B OUTDOOR UNIT INSTALLATION OK Picture 1 PLENUM AND ELECTRIC HEATER INSTALLATION 1 The electric heater is installed by factory Picture 1 2 Fi...

Page 5: ...thout any upward slopes An elbow trap at least 50 mm in height must also be provided If possible install a U bend fitted with an inspection cap REFRIGERANT PIPING CONNECTIONS Where the condensate lines from several units are joined together each individual outlet must be fitted with an elbow trap After routing and connecting condensate lines pour water into the collecting pan and check that it dra...

Page 6: ...MH Airflow 1800 2000 3200 2200 2400 2600 2800 3000 Available Ext Static Pa HI ME LO Fan Performance MBC MBH 35 250 200 150 100 50 0 1400 1600 1800 415 470 525 580 635 690 745 800 L S CMH 2000 2200 Airflow 2400 2600 2800 3000 Available Ext Static Pa HI ME LO Fan Performance MBC MBH 50 300 250 200 150 100 50 0 1500 Airflow 1900 470 580 690 800 910 1020 2300 3900 3500 3100 2700 A vailable Ext Static ...

Page 7: ...essor start up will be delayed until 3 minutes has passed SYSTEM OPERATION MODE SELECTION There are five different operating modes Cool Only and Heat Pump Units Cooling mode Electric Heating Units Only Dry mode Automatic mode Fan mode Heating mode only on Cooling units The required mode can be selected by pressing the SYSTEM button until the corresponding mode symbol appears on the display In auto...

Page 8: ...he control is equipped with a diagnostic information system to report operation of the unit as well as operational failures If your remote control does not operate properly first check the polarity of the batteries and that they are in good working condition Also make sure that the control is pointed directly at the air conditioning unit when you are using it that the distance is a maximum of 10 m...

Page 9: ...efore start up Each season before start up MAINTENANCE OPERA COMPONENT TIONS 1 Clean with a vacuum cleaner or tap gently then wash in warm water 40ºC with a mild detergent 2 Rinse and dry before replacing on unit 3 Never use petrol alcohol or any other chemical product 1 Remove dust from the front panel with a soft duster or wipe a dump cloth with a mild soap solution 2 Never use petrol alcohol or...

Page 10: ...thing and safety precautions Read the Manual Risk of electric shock Unit is remotely controlled and may start without warning 1 Isolate all sources of electrical supply to the unit including any control system supplies switched by the unit Ensure that all points of electrical and gas isolation are secured in the OFF position The supply cables and gas pipework may then be disconnected and removed F...

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