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42 GW

GB - 6

Installation

B

A

Prior to installation

It is advisable to place the unit as close as possible to the installation site
before removing it from the packaging. The grille panel and the control
are separately packed for maximum protection.

IMPORTANT:
Do not lift the unit by the condensate drain discharge pipe;
hold it by its four corners only.

Unit installation will be facilitated using a stacker.




Mark the position of the hangers, connection lines and condensate
drain pipe, power supply cables and remote control cable (see
dimensions); the cardboard template (supplied with the kit) may
be of assistance for this operation. Depending on the type of
ceiling the hangers can be fixed as shown in the drawing.

Installation

If plaster board ceiling panels are installed the maximum
dimensions of the unit housing must not exceed 660 x 660 mm
(mod. 004 - 008 - 010) and 900 x 900 mm (mod. 012 - 016 - 020).

In rooms with high humidity, brackets should be insulated by self
adhesive insulation supplied.

Max. 2 louvres closed

Warning: To close one or two air outlets use the special kit

• Install the unit as centrally as possible in the room, the air flow

direction can be controlled by manually regulating the louvres
position, according to the operating mode (cooling or heating): this
will ensure optimum distribution of the air in the room.

• During cooling mode operation the best position for the deflecting

louvres is one which allows air diffusion close to the ceiling
(Coanda effect). In heating mode, the louvres should be
positioned so that the air is directed towards the floor, in order to
prevent layers of hot air forming in the upper part of the room.

• In order to allow easy and rapid installation and maintenance,

make sure that in the selected position it is possible to remove
the ceiling panels or, if the ceiling is constructed of masonry,
that access to the unit is guaranteed.

ATTENTION:
Only restrict the air outlets as indicated in the drawing.

Washer

Threaded hangers

Washer

Nut

Nut

Nut

Wooden frame

 

Threaded hangers

Washers

Nut

Once the threaded hangers have been positioned, do not tighten
the nuts, and insert the washers as shown in the drawing.

Cooling only: louvre position for

correct air flow.

Heating: louvre position for

correct air flow.

Summary of Contents for 42GWC004-3

Page 1: ...42GW 60 Hz L L O Y D S R E G I S TER QUALIT Y A S S U R A N C E IS O 900 1 INSTALLATION MANUAL...

Page 2: ...formation 4 Avoid 5 Installation 6 8 Water connections 8 Motorized valve and control 9 11 Electrical connections 11 12 Wiring diagram 13 Fresh air renewal and conditioned air supply to adjacent room 1...

Page 3: ...25 280 1 5 0440 88 160 825 112 70 125 825 120 150 298 237 52 100 50 160 110 90 155 575 158 7 0 720 550 515 25 2 5 620 100 150 575 42GW 004 008 010 012 016 020 Unit 17 5 19 19 36 38 38 Frame Grille ass...

Page 4: ...2GW9005 42GW9006 Air discharge closing 40GK 900 003 40 40GK 900 013 40 Active carbon filter 40GK 900 002 40 40GK 900 012 40 Electrostatic filter 40GK 900 001 40 40GK 900 011 40 Drain pan 42GW9009 42GW...

Page 5: ...ions or errors in the electrical or water connections Failure to observe the installation instructions or use of the unit under conditions other than those indicated in Table Operating limits of the u...

Page 6: ...erence of 200 mm from the top of the unit flattening or kinking the refrigerant pipes or condensate pipes installation in areas with high frequency waves only partial insulation of the piping Non leve...

Page 7: ...close one or two air outlets use the special kit Install the unit as centrally as possible in the room the air flow direction can be controlled by manually regulating the louvres position according to...

Page 8: ...opylene or neoprene of 5 to 10 mm thickness If more than one unit is installed in the room the drain system can be made as shown in the drawing Align and level the unit by adjusting the nuts and lockn...

Page 9: ...he connection with a spanner The upper coil connection is supplied with an air purge valve the lower connection with a water purge valve suitable for a 10 mm wrench or screw driver The coil is only pa...

Page 10: ...unit installation For this operation follow figures depending on model Insert the clips supplied in the unit side slots Electric connections To connect valves to the electric panel pass cables throug...

Page 11: ...hich causes the down stroke of the piston the valve opens after about 3 minutes about to allow water to circulate in the coil If the room temperature satisfies the thermostat or if the electric power...

Page 12: ...work every time the cold water valve is opened supplying TB1 terminal 7 and 8 from TB1 terminal 4 When the system is filled with water verify all couplings for tightness The manufacturer does not acce...

Page 13: ...ons Wiring diagram legend Low speed Medium speed High speed Power supply line Heating selection Common thermostat heating Cooling selection Common thermostat cooling Neutral fan Neutral in Neutral out...

Page 14: ...C C Y G Y G G G C C B B Y G Y G R R R R 1 2 3 4 5 6 7 9 1 2 3 6 7 8 10 11 5 4 3 2 1 TB3 TB1 HR F1 CR PR PCB IFM PS 1 2 FS 2 1 C2_F C2_M 2 1 3 2 C1_F 1 C1_M 1 2 3 6 5 4 3 2 1 C3_M 6 C3_F 5 4 3 2 1 1 2...

Page 15: ...rugated aluminium externally covered with anti condensate material fibre glass of 12 25 mm thickness To complete the installation all non insulated ducts must be covered with anti condensate insulatio...

Page 16: ...tioned air supply to an adjacent room Diagram of conditioned air supply to an adjacent room one louvre closed In case of two louvres closed the fresh air flow towards the adjacent room is 50 higher co...

Page 17: ...ing the cover panel The inspection or replacement of internal components such as fan motor coil condensate discharge pump float switch electric heater if fitted involve the removal of the condensate d...

Page 18: ...nzio 9 20058 Villasanta MI Italy Tel 039 3636 1 The manufacturer reserves the right to change any product specifications without notice Order No 14254 74 December 2001 Supersedes Order No 14254 74 Jul...

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