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FM

All copying, even partial, of this manual is strictly forbidden

FC66003740 - Rev 01

1 GENERALITIES

High wall-mounted FM fan coil units are available in 3 models with cooling 
capacities ranging from 2.1 to 4.4 kW, complete with electronically controlled 
inverter motor (BLDC, 2 or 3-way ON/OFF solenoid valve and infrared remote 
control.

The performance features of FM fan coil units are certified by EUROVENT 
which guarantees the reliability of the data shown on this documentation.

2  CONSTRUCTIVE FEATURES

CABINET

The ABS cabinet features attractive design, rounded shape, for every type 
of environment.
The integrated air outlet is equipped with a motor driven flap that can sweep 
automatically or be positioned manually, and adjustable fins for a uniform 
distribution of air in the room.

The front panel is complete with display to show all the functions of the unit 
and the room temperature.

HEAT EXCHANGER
Uprated heat exchanger made with copper piping and high efficiency alumi-
nium fins with hydrophilic surface treatment, complete with air vent valve 
and facilitated emptying valve.

ON/OFF SOLENOID VALVE ASSEMBLY
All units are equipped with 2 or 3-way solenoid valve with  electrothermal ON/
OFF actuator (230 V) directly installed on the heat exchanger inside the unit 
and controlled by the microprocessor controller. Hoses for the connection 
to the system facilitate the installation operations. 

DECLARATION OF CONFORMITY 

Galletti S.p.A. hereby declares, under its sole responsibility, that the 

high wall-mounted fan coil units belonging to the FM series, have 
been designed, built and tested in conformity with the specifications 

of European Directives: 2006/42/CE, 2004/108/CE, 2006/95/CE

Bentivoglio, 08/01/2014

Galletti S.p.A.

Luca Galletti

FM high wall-mounted

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Name of series

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Control 

included

Motor

Other

Summary of Contents for FM 22

Page 1: ...2 0 kW 3 7 kW FM GB TECHNICAL MANUAL HIGH WALL MOUNTED FAN COIL UNITS WITH BLDC MOTOR AND INCORPORATED VALVE...

Page 2: ...ORKS 11 9 WALLPAD 13 10 Installation requirements 14 11 Routine maintenance 15 12 MODBUS 16 Thetechnicalanddimensionaldataprovidedhereinmayundergochangesinconnection with product improvements Operatin...

Page 3: ...l the functions of the unit and the room temperature HEAT EXCHANGER Uprated heat exchanger made with copper piping and high efficiency alumi nium fins with hydrophilic surface treatment complete with...

Page 4: ...e the deviation measured and adapt the rpm accordingly The derivative logic analyzes the change speed thus assuring little variations Watertemperaturereadinganddefinitionofminimumworkingtemperatures A...

Page 5: ...1 94 2 40 3 02 2 68 3 28 3 74 Sensible cooling capacity 1 kW 0 99 1 20 1 52 1 40 1 47 2 22 1 95 2 40 2 74 Water flow rate 1 l h 234 281 356 335 414 518 457 565 641 Pressure drop 1 kPa 11 15 22 18 26 3...

Page 6: ...Pa FM 22 FM 23 1 1590 1080 274 14 1370 990 234 11 2 1890 1300 324 19 1640 1200 281 15 3 2370 1630 407 29 2070 1520 356 22 FM 32 FM 33 1 2270 1530 389 24 1940 1400 335 18 2 2770 1620 475 33 2400 1470 4...

Page 7: ...PH Qw Dpw W l h kPa W l h kPa FM 22 FM 23 1 1330 230 8 1380 119 3 2 1620 281 12 1690 148 4 3 2070 360 18 2170 187 6 FM 32 FM 33 1 1880 328 15 1950 169 5 2 1920 335 15 1970 173 5 3 3000 522 33 3150 27...

Page 8: ...orbidden FC66003740 Rev 01 2 Way Valve Body 3 Way 4 Outlet Differential pressure Chart Differential pressure Chart Valve Dimensions mm DN A B C D D15 G1 2 52 47 19 5 63 Valve Dimensions mm Valve Model...

Page 9: ...26 8 57 49 2 48 6 50 0 49 4 48 1 40 5 30 3 20 3 51 43 3 43 0 44 4 44 1 41 3 32 5 21 8 18 6 45 37 All copying even partial of this manual is strictly forbidden FC66003740 Rev 01 6 OVERALL DIMENSIONS 5...

Page 10: ...cable control Yellow green Auxiliary heating contact Auxiliary cooling contact 7 WIRING DIAGRAMS Make the electrical connections with the power supply disconnected in accordance with current safety re...

Page 11: ...hot valve 8 MASTER SLAVE NETWORKS The FM fan coil units are equipped with a PCB suitable for the implementation of master slave networks with up to 32 units Depending on the control panel used on the...

Page 12: ...from the master unit Theslaveunitcanbesetlocallyonadesiredsettingbymeansofthelocalcontroller providedtherearenosubsequentchangestothesettingsofthemasterunit The slave units can be set individually fo...

Page 13: ...ect the day of the week from Sunday to Saturday Or used for programming the weekly switching on and off via the timer to select the day of the week Network button for the network control Clock setting...

Page 14: ...free of obstructions The air should flow freely The wall the unit is mounted on must be sufficiently rigid so as not to resonate and produce noise The position should permit easy access for installin...

Page 15: ...cables for the sensors Install a filter if harmful interferences are present in the power supply Filter 11 ROUTINE MAINTENANCE The material must undergo maintenance in order to retain its characterist...

Page 16: ...TIONS Error code Description Definition 01 01H Invalid commands Received commands beyond valid commands 02 02H Invalid data address Data addresses beyond valid data address 03 03H Invalid data Data be...

Page 17: ...d wall pad and set timer function Hour 300007 W Calibration wired wall pad and set timer function Minute 300008 W Calibration wired wall pad and set timer function Second 300009 W Calibration wired wa...

Page 18: ...low temperature protection Bit5 Indoor coil over heat protection Bit6 Reserved Bit7 Electrical heater failure Bit8 Motor1 error Bit9 Motor2 error Bit10 System parameters error Bit11 Reserved Bit12 Re...

Page 19: ...19 FM All copying even partial of this manual is strictly forbidden FC66003740 Rev 01...

Page 20: ...Wolf Schweiz AG Dorfstrasse 147 CH 8802 Kilchberg Telefon 41 43 500 48 00 Fax 41 43 500 48 19 info wolf klimatechnik ch www wolf klimatechnik ch...

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