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USER INTRUCTIONS
R-COVERY XH
----------
Before performing any installation, maintenance or removal work, please read these instructions carefully. The
manufacturer cannot be held responsible for any damage to persons and/or property if the instructions in this
manual are not followed.
1/15 User Instructions
CAIROX
rev1.1 - 03/10/2023
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Summary of Contents for Cairox R-COVERY XH
- Page 1 USER INTRUCTIONS R-COVERY XH ---------- Before performing any installation, maintenance or removal work, please read these instructions carefully. The manufacturer cannot be held responsible for any damage to persons and/or property if the instructions in this manual are not followed.
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Page 2: Table Of Contents
WATER CONNECTIONS ..............................10 ELECTRICAL CONNECTIONS ............................... 12 ROOF INSTALLATION................................12 WIRING DIAGRAMS ........................... 12 SCHEDULED MAINTENANCE........................13 MONTHLY CHECKS ................................13 YEARLY CHECKS .................................. 14 TROUBLESHOOTING ..........................14 MATERIAL DISPOSAL ..........................15 CONCLUSION............................15 2/15 User Instructions CAIROX rev1.1 – 03/10/2023... -
Page 3: Introduction
Please read this notice carefully before installation or usage. This note must be supplied to the final customer. R-COVERY XH air-to-air high efficiency heat recovery units have been designed and developed for civil, commercial and industrial applications and their main purpose is the mechanical ventilation while transferring most of heat between fresh air and exhaust air airflow, so that both primary energy use and impact to the environment are minimized. - Page 4 Max total power input [kW] • Main power supply type [V - ph- Hz] • Nominal airflow rate [m • Nominal external static pressure [Pa] • Radiated sound power at nominal conditions [dB(A)] • Nominal working limits 4/15 User Instructions CAIROX rev1.1 – 03/10/2023...
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Page 5: Dimensions And Weights
I – mm J – mm 1310 1310 1678 2179 L – mm 1105 1303 M – mm X – mm Weight – kg Max weight (*) – kg (*) related to full option unit 5/15 User Instructions CAIROX rev1.1 – 03/10/2023... -
Page 6: Installation Layout
In case of water heating coil or water changeover coil (internal installation), water connections are on right front lower side close to supply air outlet (see fig. 4). Water drainage connections (coming from heat recovery and/or changeover coil) are from bottom side. Fig. 4 6/15 User Instructions CAIROX rev1.1 – 03/10/2023... -
Page 7: Transport
To safeguard persons and property, read the information on the packing that covers the unit before handling. Also make sure to: • Handle the machine with care • Do not stack other objects on top of the unit Fig. 5 7/15 User Instructions CAIROX rev1.1 – 03/10/2023... -
Page 8: Check On Receipt
QUALIFIED PERSONNEL - Defined as the person who has followed a relevant specific course of study, and so is able to understand the dangers derived from the use of the machinery, and in turn, due to this, are capable of solving major dilemmas. 8/15 User Instructions CAIROX rev1.1 – 03/10/2023... -
Page 9: Safety Rules
Allow the needed space for water and air connections and condensed water discharge system. Keep a free minimum gap space as shown on fig. 6 in order to make both scheduled and not scheduled maintenance possible. 9/15 User Instructions CAIROX rev1.1 – 03/10/2023... -
Page 10: Connection To The Air Ducts
(if present) in case of water changeover coil. Each drainage connection is GAS “male” threaded ½” dimension, located on bottom panel. Drainage system shall ensure a slope towards the water collection point. Drainage pipework shall not stress the unit condensed water outlets. 10/15 User Instructions CAIROX rev1.1 – 03/10/2023... - Page 11 Water coil connection The water coils are provided with GAS “male” threaded headers. Connection dimensions (valid for both heating and changeover coil) are according to the following table: R-COVERY XH model 700 - 1300 1900 – 2600 – 3500 - 4500 Male Gas connection ¾”...
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Page 12: Electrical Connections
The roof is placed on the unit and screwed down from the side (see fig. 8). Screw-on Fig. 8 6 WIRING DIAGRAMS Follow the instructions contained in the specific documentation supplied together with the unit and this manual (wiring diagrams and controller manual). 12/15 User Instructions CAIROX rev1.1 – 03/10/2023... -
Page 13: Scheduled Maintenance
Each dirty filter shall be packed and brought to the nearest waste disposal center. After replacement, lock the filter devices. In case of filter section equipped with more than one element, reuse the metal hook between adjacent filter elements. Fig. 9 Fig. 10 13/15 User Instructions CAIROX rev1.1 – 03/10/2023... -
Page 14: Yearly Checks
• Clean and clear the drainage • Drainage point not clear Condensed water stays inside point • Drain trap missing or not proper • Install proper drain trap 14/15 User Instructions CAIROX rev1.1 – 03/10/2023... -
Page 15: Material Disposal
For the correct and safe use, it is essential to read and comply with the instructions given in this manual. Do not hesitate to contact our sales department or our technical support for any information. 15/15 User Instructions CAIROX rev1.1 – 03/10/2023...
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