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Rooftop Cube
SHORT ASSEMBLY INSTRUCTION
v1.1 EN
| 1
www.flowair.com

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Summary of Contents for flowair Rooftop Cube

  • Page 1 Rooftop Cube SHORT ASSEMBLY INSTRUCTION v1.1 EN www.flowair.com...
  • Page 2 01.2022r www.flowair.com...
  • Page 3 This manual was published by FLOWAIR Głogowski and Brzeziński Sp. J. User’s and installation manual is a set of recommendations and tips designed to show procedures, methods and remarks for proper installation, launch of the unit. The manufacturer reserves the right to correct and change the user’s manual anytime without notice, so as changes in the devices not influencing its operation.
  • Page 4: Table Of Contents

    Gas heater ..........................................54 4.3. Water heat exchanger ......................................55 4.4. Water cooler ........................................... 55 4.5. Rotational exchanger ......................................55 4.6. Fans ............................................55 4.7. Dampers ..........................................55 4.8. Automation control systems ..................................... 55 4.9. Filter replacment........................................56 RESPONSIBILITY TABLE ......................................58 www.flowair.com...
  • Page 5: Transport

    D (Cube / + styro / + space) - 2300 / 2400/ 2500 mm • Ventilation duct covers – 473 mm (transport inside) • Length of the forks – min. 1500 mm • Fork spacing – min. 350 mm • Weight – up to 850 kg www.flowair.com...
  • Page 6: Transport Dimensions Cube 40

    Ventilation duct covers – 482 mm (transport inside) • Length of the forks – min. 2400 mm • Fork spacing – min. 845 mm • Weight – Cube 80 - up to 1990 kg, Cube 100 – up to 2250 kg www.flowair.com...
  • Page 7: Transport Dimensions Cube 80/100 L

    Length of the forks – min. 2400 mm Fork spacing – min. 350 mm • • Fork spacing– min. 845 mm Weight - 350 kg • Weight – Cube 120 – up to 2250 kg, Cube 160 – up to 2350 kg www.flowair.com...
  • Page 8: Transport Dimensions Cube R8

    S (NW / + styro / + space) - 2300 / 2400/ 2500 mm • D (NW / + styro / + space) - 2300 / 2400/ 2500 mm • Length of the forks – min. 1500 mm • Fork spacing – min. 350 mm • Weight –up to 250 kg www.flowair.com...
  • Page 9: Lifting Information

    • The manufacturer is not responsible for damages caused by not following the guidelines written in the manual or for transport irregularities. • Before lifting, check that the locks on all service panels are closed and verify by pulling the handles. www.flowair.com...
  • Page 10: Lifting Cube 20

    Handles for lifting the unit and heat module are indicated in pictures below. Because of load distribution, minimum length of hoisting ropes from handle to hook is 3,5 m. Disobeying this recommendation may result in damage to unit or even mounting breach. 10 | www.flowair.com...
  • Page 11: Lifting Cube 40

    Handles for lifting the unit and heat module are indicated in pictures below. Because of load distribution, minimum length of hoisting ropes from handle to hook is 3,5 m. Disobeying this recommendation may result in damage to unit or even mounting breach. | 11 www.flowair.com...
  • Page 12: Lifting Cube 50/60

    Handles for lifting the unit and heat module are indicated in pictures below. Because of load distribution, minimum length of hoisting ropes from handle to hook is 3,5 m. Disobeying this recommendation may result in damage to unit or even mounting breach. 12 | www.flowair.com...
  • Page 13: Lifting Cube 80/100

    • The Cube 80/100 L cannot be raised with the heat recovery module attached. Installation of the heat recovery module to the Cube 80/100 L device should be done on the roof, after mounting the Cube device. Installation is carried out in accordance with the guidelines presented later in this manual. | 13 www.flowair.com...
  • Page 14: Lifting Cube 120/160

    • Because of load distribution, minimum length of hoisting ropes from handle to hook is 3,5 m. Disobeying this recommendation may result in damage to unit or even mounting breach. • The Cube 120/160 R cannot be raised with the heat recovery module attached. Installation of the heat recovery module 14 | www.flowair.com...
  • Page 15: Lifting Heat Recovery Module

    No shackles are required to lift the heat recovery module. The Cube 80/100 and Cube 120/160 R units cannot be raised with the heat recovery module attached. | 15 www.flowair.com...
  • Page 16: Lifting Cube R8

    Handles for lifting the unit and heat module are indicated in pictures below. Because of load distribution, minimum length of hoisting ropes from handle to hook is 3,5 m. Disobeying this recommendation may result in damage to unit or even mounting breach. 16 | www.flowair.com...
  • Page 17: Rotating The Module Nws/Nwl

    Place the air supply module carefully in horizontal position, then attach the ropes to the prepared lugs and start lifting it carefully usinig steroform cover as a protective base a spacially seciuring the corners. The polystyrene cover should not be removed before turning over NW supply module. Storing the device without the polystyrene cover may damage the actuator. | 17 www.flowair.com...
  • Page 18 In order the secure module when turning it please use the styrofoam cover which comes with the module. The polystyrene cover should not be removed before turning over NW supply module. Storing the device without the polystyrene cover may damage the actuator. 18 | www.flowair.com...
  • Page 19: Lifting Nws Module (Cube 20/R8)

    • Because of load distribution, minimum length of hoisting ropes from handle to hook is 3,5 m. Disobeying this Before placing the device on the NWS supply air module, unscrew the transport lugs. | 19 www.flowair.com...
  • Page 20: Lifting Nwl Module(Cube 40 Nwl)

    • Because of load distribution, minimum length of hoisting ropes from handle to hook is 3,5 m. Disobeying this Before placing the device on the NWL supply air module, unscrew the transport lugs. 20 | www.flowair.com...
  • Page 21: Foundation

    • Install unit in such way that inlet and exhaust are not directed to windward. • The manufacturer allows installation on a frame with support on the two long sides of the unit's frame. | 21 www.flowair.com...
  • Page 22 • Install unit in such way that inlet and exhaust are not directed to windward. • The manufacturer allows installation on a frame with support on the two long sides of the unit's frame. 22 | www.flowair.com...
  • Page 23 • Install unit in such way that inlet and exhaust are not directed to windward. • The manufacturer allows installation on a frame with support on the two long sides of the unit's frame. | 23 www.flowair.com...
  • Page 24 • Install unit in such way that inlet and exhaust are not directed to windward. • The manufacturer allows installation on a frame with support on the two long sides of the unit's frame. 24 | www.flowair.com...
  • Page 25 • Install unit in such way that inlet and exhaust are not directed to windward. • The manufacturer allows installation on a frame with support on the two long sides of the unit's frame. | 25 www.flowair.com...
  • Page 26 • Install unit in such way that inlet and exhaust are not directed to windward. • The manufacturer allows installation on a frame with support on the two long sides of the unit's frame. 26 | www.flowair.com...
  • Page 27: Roof Crosing Nws (Cube 20/R8 Nws)

    • Device should be attached to the frame in a way that prevents any movement. It is recommended to use rubber spacers between the device and the mounting frame. • Install unit in such way that inlet and exhaust are not directed to windward. | 27 www.flowair.com...
  • Page 28: Nws Instalation (Cube 20/R8 Nws)

    Cube R8 Through the prepared openings, route the power and control cables from the supply air module to the device control cabinet [1]. (bottom view) 28 | www.flowair.com...
  • Page 29 Cube 20 Through the prepared openings, route the power and control cables from the supply air module to the device control cabinet [1]. (bottom view) Open the service panel and route cables as shown in the figure [2]. | 29 www.flowair.com...
  • Page 30 • Before placing the unit on the base it si necessary to lead the cables from air supply module to the control cabinet.. • It is necessary to seal the area of connection between the module and the unit. 30 | www.flowair.com...
  • Page 31: Roof Crossing Nwl (Cube 40 Nwl)

    • Device should be attached to the frame in a way that prevents any movement. It is recommended to use rubber spacers between the device and the mounting frame. • Install unit in such way that inlet and exhaust are not directed to windward. | 31 www.flowair.com...
  • Page 32: Nwl Installation (Cube 40 Nwl)

    Cube 40 Through the prepared openings, route the power and control cables from the supply air module to the device control cabinet [1]. 32 | www.flowair.com...
  • Page 33 • Before placing the unit on the base it si necessary to lead the cables from air supply module to the control cabinet.. • It is necessary to seal the area of connection between the module and the unit. | 33 www.flowair.com...
  • Page 34: Inlet And Exhaust Covers Installation (Not Applicable To The Cube 40 Unit)

    • Connection must be done with the blind rivets. Do not use screws witch might loosen doe to vibration. • Protection covers in Cube 50/60 must be fastened with supplied bolts. • The covers should be screwed to the device using the mounting screws included in the set. 34 | www.flowair.com...
  • Page 35: Heat Recovery Unit Installation Cube 80/100 L I Cube 120/160 R

    It is unacceptable to assemble the module together with the device prior to transporting the whole device to the roof on site. It’s important to note that The screws transfer only the static load of the heat recovery module. | 35 www.flowair.com...
  • Page 36 The Cube 120/160 R / Cube 80/100 L cannot be raised with the heat recovery module attached. Installation of the heat recovery module to the Cube device should be done on the roof, after mounting the Cube device. Installation is carried out in accordance with the guidelines presented later in this manual. 36 | www.flowair.com...
  • Page 37: Installation

    Circulation pump (not applicable to the units with water heat exchanger in NWS/NWL supply module) • A water filter must be installed. It is required to protect the hydraulic system. • Make sure there is easy service access to the connection stub. | 37 www.flowair.com...
  • Page 38: Hydraulic Hub Chart For Water Heater In The Rooftop Unit

    Z3d -- - 3-way valve with actuator ZR -- - regulating valve FS -- - mesh filter TM -- - temperature sensor To avoid water exchanger damage caused by freezing, if electrical power is not available, glycol must be used as a refrigerant. 38 | www.flowair.com...
  • Page 39: Hydraulic Connection - Units Dor Ductless Installation

    • Make sure there is easy service access to the connection stub. • For Cube units with a supply module (NWS-W; NWL-W) equipped with a water heat exchanger located in the supply air module, no built-in circulation pump is supplied. | 39 www.flowair.com...
  • Page 40: Hydraulic Hub Chart For Water Heater In The Nw Module

    Units with the NWS / NWL module are equipped with a passive frost protection system when the heater is installed in the supply air module and with an active and passive frost protection system when the heater is installed in the section above the roof. 40 | www.flowair.com...
  • Page 41: Condensation Drain

    The excess condensate is drained from the bottom of the device in the place shown in the figures below. (bottom view) Remember to periodically check the water level in the siphon. It is necessary to install the condensate drainage on your own if it is needed. | 41 www.flowair.com...
  • Page 42 The excess condensate is drained from the bottom of the device in the place shown in the figures below. (bottom view) Remember to periodically check the water level in the siphon. It is necessary to install the condensate drainage on your own if it is needed. 42 | www.flowair.com...
  • Page 43: Electric Connection

    ZUG terminals as described in the further part of the description. All activities during connecting to electrical installation must be conducted by qualified staff, having necessary permissions and certificates to work with live electrical devices according to the laws of the country. | 43 www.flowair.com...
  • Page 44 ZUG terminals as described in the further part of the description. All activities during connecting to electrical installation must be conducted by qualified staff, having necessary permissions and certificates to work with live electrical devices according to the laws of the country. 44 | www.flowair.com...
  • Page 45 ZUG terminals as described in the further part of the description. (bottom view) All activities during connecting to electrical installation must be conducted by qualified staff, having necessary permissions and certificates to work with live electrical devices according to the laws of the country. | 45 www.flowair.com...
  • Page 46 ZUG terminals as described in the further part of the description. (bottom view) All activities during connecting to electrical installation must be conducted by qualified staff, having necessary permissions and certificates to work with live electrical devices according to the laws of the country. 46 | www.flowair.com...
  • Page 47 ZUG terminals as described in the further part of the description. (bottom view) All activities during connecting to electrical installation must be conducted by qualified staff, having necessary permissions and certificates to work with live electrical devices according to the laws of the country. | 47 www.flowair.com...
  • Page 48 ZUG terminals as described in the further part of the description. (bottom view) All activities during connecting to electrical installation must be conducted by qualified staff, having necessary permissions and certificates to work with live electrical devices according to the laws of the country. 48 | www.flowair.com...
  • Page 49 ZUG terminals as described in the further part of the description. (bottom view) All activities during connecting to electrical installation must be conducted by qualified staff, having necessary permissions and certificates to work with live electrical devices according to the laws of the country. | 49 www.flowair.com...
  • Page 50 ZUG terminals as described in the further part of the description. All activities during connecting to electrical installation must be conducted by qualified staff, having necessary permissions and certificates to work with live electrical devices according to the laws of the country. 50 | www.flowair.com...
  • Page 51 • Remember to ground the unit and to use lightning rod to secure the unit. • Copper cable must be used. • Incorrect phase sequence prevents the device from being switched on. | 51 www.flowair.com...
  • Page 52: Installation Flow Chart

    Duct air supply temperature sensor Optional temperature sensor Optional CO2 detector Power cord cross-section should be selected by a designer based on its length and maximum current flow specified in technical data chart and should be selected individually for each unit. 52 | www.flowair.com...
  • Page 53 Cube as part of the System Flowair Power supply Controller T-box Duct air supply temperature sensor Optional temperature sensor Optional CO2 detector Power cord cross-section should be selected by a designer based on its length and maximum current flow specified in technical data chart and should be selected individually for each unit.
  • Page 54: Start-Up And Exploitation

    An additional nozzle must be purchased when using a gas other than G20, G30 or G31. The nozzles can be purchased by contacting the manufacturer. Gas type G2.350 Supply pressure 20 mbar 20 mbar 13 mbar 30 – 50 mbar 30 –37-50 mbar Pilot nozzle 0,70 mm 0,75 mm 0,70 mm 0,51 mm 0,51 mm 54 | www.flowair.com...
  • Page 55: Water Heat Exchanger

    Cube units are equipped with Climatix control system. First launch is conducted by qualified manufacturer’s staff that checks proper configuration and connections depending on model. In case of improper working of control system please contact manufacturer’s service. | 55 www.flowair.com...
  • Page 56: Filter Replacment

    To change filters please remove side panel and pull out filter cases. Please contact the manufacturer to purchase additional filters. Cube 20 Cube 40 Cube 50/60 56 | www.flowair.com...
  • Page 57 Cube 80/100 Cube 80_100 L Cube 120/160 Cube R8 | 57 www.flowair.com...
  • Page 58: Responsibility Table

    Providing service access in accordance with the device documentation. Roofing works to seal the connection and protect between the rooftop unit and roof structure. Connection of power/control cables, temperature sensors and communication cables to the Cube control cabinet. First start-up of device. | 58 www.flowair.com...
  • Page 59 | 59 www.flowair.com 01.2022r...

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