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Summary of Contents for Flexit Nordic CL 2
- Page 1 117581-06 2023-05 Flexit Nordic CL 2/3/4 ART.NO. 800200, 800201, 800210, 800211, 800220, 800221 INSTALLATION INSTRUCTIONS Air handling unit INSTALLATION INSTRUCTIONS...
- Page 2 N O R D I C C L...
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Page 3: Table Of Contents
Contents Planning and preparation work ..................6 1.1. Joiner/Fitter ......................6 1.2. Electrician ......................... 6 Installation ........................... 8 2.1. What is included? ..................... 9 2.2. Ceiling mounting ..................... 9 2.2.1. Example of nipple locations ............... 9 2.2.2. Positioning requirements for ceiling mounting ........9 2.2.3. - Page 4 N O R D I C C L Symbols used These products bear a number of symbols used for labelling the actual product and in installation and user documentation. Supply air Extract air Extract air from kitchen DANGER: DANGER! DO NOT ELECTRICITY TOUCH Exhaust air...
- Page 5 SAFETY INSTRUCTIONS • To avoid the risk of fire, electric • That precautions must be taken shock or injury, read all the safety to avoid the back-flow of gases instructions and warning texts into the room from the open before using the unit. flue of gas or other fuel-burning •...
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Page 6: Planning And Preparation Work
N O R D I C C L Planning and preparation work 1.2. ELECTRICIAN 1.1. JOINER/FITTER Power supply The units have an approx. 2 m cable with plug and Check that the air moves from rooms with supply air require a single-phase earthed socket nearby. Plug valves to rooms with extract air valves. - Page 7 Figure 1 Positioning Figure 1 of bushings for electrical conductors for electrica The installation instructions for the individual products must be followed. For more information on automatic control see control panel (120018). Cable type Network cable 3-core cable (for e.g. kitchen fan) (DI1&DI2) Cable for control panel (NordicPanel)
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Page 8: Installation
N O R D I C C L Installation The unit can be installed in the following ways: There may be a risk of external 1. On the ceiling. condensation on the unit if it 2. On the wall (mounting is available as an accessory) is placed in a room with high humidity. -
Page 9: What Is Included
2.1. WHAT IS INCLUDED? Figure 3 What is included? 2.2. CEILING MOUNTING 2.2.1. Example of nipple locations 2.2.2. Positioning requirements for ceiling mounting The unit is designed to be installed in boiler rooms, FRONT FRONT laundry rooms, stores or other suitable areas. The unit can be in a cold location. -
Page 10: Space Requirements For Ceiling Mounting
N O R D I C C L 2.2.3. Space requirements for ceiling mounting The unit must be installed with suitable space for Ensure there is servicing access and cleaning of fans and recovery system. See Figure 4 to electrical bushings. See the Space requirements for ceiling mounting. -
Page 11: Top Mounting
2.3.1. Top mounting If it is necessary to pre-drill the mounting surface, see Figure 5 Holes, top mounting for dimensions. The unit types may vary in the illustrations. The fixings must be suitable for the unit’s weight of 59 kg. 40 mm 23mm 1114mm... - Page 12 N O R D I C C L Using suitable screws, screw through the holes in the mounting bracket, damping block and the unit’s back The unit must always be mounted panel. with at least a 3 mm gap to the mounting surface to prevent structure-borne sound.
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Page 13: Side Mounting
2.3.2. Side mounting If it is necessary to pre-drill the mounting surface, see 14 mm The fixings must be suitable for the unit’s weight of 59 kg. 8 mm 1115 mm 18,5 mm 721 mm Figure 9 Holes, side mounting N O R D I C C L... - Page 14 N O R D I C C L by securing the mounting brackets. Figure 10 Side mounting Make sure that the mounting surface only touches the mounting brackets and not the unit so as to prevent structure-borne sound. The mounting bracket can be adjusted sideways in both Figure 11...
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Page 15: Wall Mounting
2.4. WALL MOUNTING The back panel of the unit has screw holes for attach- ment to the wall (accessories), both at the top and the bottom, so the unit can be mounted either way on the 2.4.1. Positioning requirements for wall mounting wall. -
Page 16: Turning The Door
N O R D I C C L 2.4.2. Turning the door The hinge brackets must be moved for the door to be turned. 1. Undo the screws in the hinge brackets. 2. Then move the hinge brackets and do up the screws again. -
Page 17: Removing The Door
2.4.3. Removing the door In order to remove the door, the locking washer must be removed 1. Use a knife or screwdriver and bend the locking washers from the locking bolts. 2. Slide both locking bolts in towards the centre of the door while... -
Page 18: Space Requirements For Wall Mounting
N O R D I C C L 2.4.4. Space requirements for wall mounting The unit must be installed with space for servicing and the fans and rotor. See Figure 13 Space requirements for ceiling mounting. min. 90° These are minimum requirements and only take service needs into account. -
Page 19: Fitting The Wall Bracket
2.4.5. Fitting the wall bracket In the case of wall mounting, secure the wall bracket to the wall and hang the unit in place (see Figure 15 Fitting the wall bracket). Hold the unit at an angle when hooking it onto the wall. The top edge of the wall bracket should be mounted 55 mm higher than the top of the unit’s back panel. -
Page 20: Floor (Loft) Mounting
N O R D I C C L 2.5. FLOOR (LOFT) MOUNTING 2.5.2. 2.5.1. Positioning requirements for horizontal mounting The unit must be installed with suitable space for The unit is designed to be installed in boiler rooms, laundry rooms, stores or other suitable areas. The unit and cleaning of fans and recovery system. - Page 21 2.5.3. 2.5.4. mounting mounting The unit is designed to be installed in boiler rooms, The unit must be installed with suitable space for laundry rooms, stores or other suitable areas. The unit can be in a cold location. These are minimum requirements and only take Positioning must comply with service needs into account.
- Page 22 N O R D I C C L Suggested installation: To avoid the unit tipping over when a door is closed, it should be attached with the enclosed fixing brackets. Using suitable screws, screw through the holes in the behind. Absorption material must also be used between the unit as accessories.
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Page 23: Duct Connection
Duct connection 3.1. CONNECTION TO THE UNIT See Figure 20 Duct connection. - see the markings on top of the unit and chap.6. System and general drawings on page 26. Pull the duct insulation well up to the unit. To prevent condensation, it is particularly important for the outdoor and exhaust air ducts to have insulation and a plastic sleeve pulled right down to the unit. -
Page 24: Electrical Work
A wireless adaptor can be connected to the 4-pole for the unit. Flexit GO app, see the instructions that come with the accessories. The unit is supplied with a 2 m cable with plug. Other accessories... -
Page 25: Installing And Adjusting A Kitchen Fan
Check the kitchen fan’s maximum capacity (based on the 5.2. ADJUSTING capacity diagram on the kitchen fan). If the kitchen fan is not supplied by Flexit, the fan or more fresh air valves, for example. hood, and arrange for supply air to the hood. -
Page 26: System And General Drawings
N O R D I C C L System and general drawings 6.1. SYSTEM DRAWING (ELECTRIC HEATING BATTERY) Abbreviation Description Supply air temperature sensor Extract air temperature and humidity sensor Humidity sensor, extract air Outdoor air temperature sensor Exhaust air temperature sensor Heating battery Overheating thermostat, manual reset Overheating thermostat, automatic reset... -
Page 27: General Drawing
6.2. GENERAL DRAWING No. Abbreviation Description Supply air fan Extract air fan HR-R Rotary wheel-type heat exchanger Rotor motor Control unit Kitchen fan connection Supply air temperature sensor Extract air temperature and humidity sensor Outdoor air temperature sensor Exhaust air temperature sensor Heating battery Heating overheating thermostat man. -
Page 28: Nipple Location
N O R D I C C L 6.3. NIPPLE LOCATION Right model FRONT Left model FRONT... -
Page 29: Technical Data, Cl2
VENTILATION Fan type B-wheel Fan motor control 0-10 V Max. fan speed RPM 3 200 Automatic control Flexit GO Filter class ePM1 55% (F7) Filter type (supply air/extract air) DIMENSIONS Filter dimensions (WxHxD) Kitchen fan connection Dia. 125 mm Weight, ventilation unit... -
Page 30: Technical Data, Cl3
VENTILATION Fan type B-wheel Fan motor control 0-10 V Max. fan speed RPM 3,200 Automatic control Flexit GO Filter class ePM1 55% (F7) Filter type (supply air/extract air) DIMENSIONS Filter dimensions (WxHxD) Kitchen fan connection Dia. 125 mm Weight, ventilation unit... -
Page 31: Technical Data, Cl4
VENTILATION Fan type B-wheel Fan motor control 0-10 V Max. fan speed RPM 4,200 Automatic control Flexit GO Filter class ePM1 55% (F7) Filter type (supply air/extract air) DIMENSIONS Filter dimensions (WxHxD) Kitchen fan connection Dia. 125 mm Weight, ventilation unit... -
Page 32: Dimensioned Drawing
N O R D I C C L 10. Dimensioned drawing Dimensions in mm 1149 1050 1160 Ø125 Ø160... -
Page 33: Capacity And Sound Data
11. Capacity and sound data Capacity diagrams and performance data for the units can be found in the product data sheets and in our calculation program Flexit Select. Product data sheet Product data sheet Product data sheet Nordic CL2 Nordic CL3... -
Page 34: Final Checks/Startup
N O R D I C C L 12. Final checks/Startup 12.1. FINAL CHECKS Check the following points: Description Chapter Performed Duct insulation has been carried out in accordance with the manual and technical documents Ducts have been connected to the correct nipples Adjustment has been carried out in accordance with the manual and... -
Page 35: Startup And Connection Of The Unit
(120018). • Connect the unit’s power cable. • The unit will now start. Using the Flexit GO app: • The unit will automatically carry out a startup Alt. 1: Connect the unit to the home’s router. procedure lasting approx. 3 min. -
Page 36: Complaints
N O R D I C C L 13. Complaints Warranty claims will only be valid if the instructions in the manuals have been followed. This product is covered by warranty in accordance with the current terms of sale, provided that the product is used correctly and properly maintained. - Page 37 N O R D I C C L...
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- Page 39 N O R D I C C L...
- Page 40 The product is listed in the database for building products that can be used in Nordic Swan Ecolabelled buildings. Flexit participates in the ECP programme for RAHU. Flexit AS, Moseveien 8, 1870 Ørje, Norway www.flexit.com...
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