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Summary of Contents for Carrier 42CT Series
- Page 1 42CT Fan Coil Units Installation Operation Maintenance Manual...
- Page 2 Code No: B.5.1.5i Publishing Date: Revision Date:71021...
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Page 3: Table Of Contents
Table of Contents General Information ................4 Unit Dimensions and Water Coil Connections ......... 5 Installation, Commisisoning, Operation, Maintenance Safety Considerations..................8 Operating Limits..................10 Handling & Installation & Commissioning ........11 Electrical Data ..................15 Commissioning ................... 18... -
Page 4: General Information
1. GENERAL INFORMATION The fan coil units covered in this manual are suitable for indoor installation and ductable for horizontal concealed ceiling application. 1.1. Casing Along with the air plenum box with filter options. Rear return air plenum and bottom return air plenum options fabricated with a galvanised steel. 1.2. -
Page 5: Unit Dimensions And Water Coil Connections
2. UNIT DIMENSIONS AND WATER COIL CONNECTIONS Notes: • The piping connections drain pan outlet and control box can be located on the right hand side or left hand side facing the airflow in the field when needed. • Unit should be installed for horizontal discharge only. •... - Page 6 Standard 2 pipe unit with rear plenum Standard 4 pipe unit with rear plenum * For the unit size 14, dimension is 54 mm ** For the unit size 14, dimension is 118,5 mm...
- Page 7 Standard 2 pipe unit with bottom plenum Standard 4 pipe unit with bottom plenum * For the unit size 14, dimension is 54 mm ** For the unit size 14, dimension is 118,5 mm...
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Page 8: Installation, Commisisoning, Operation, Maintenance Safety Considerations
3. INSTALLATION, COMMISSIONING, OPERATION, MAINTENANCE SAFETY CONSIDERATIONS It is essential that installation, operation and maintenance must be carried out by a qualified, trained and experienced technicians. For safety reasons, technicians are required to read this manuel carefully. The unit is not to be used by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction •... - Page 9 Any modifications to the design and/or installation made without discussion with Alarko Carrier and without advance written agreement will result in the loss of the right to any warranty claims and any claim for injury to personnel as a result...
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Page 10: Operating Limits
4. OPERATING LIMITS... -
Page 11: Handling & Installation & Commissioning
When receiving a shipment, check the condition of the units , report any damage in transit to the shipping file claim with transportation company and notify Alarko Carrier immediately. • Do not unpack the units until just before they are due to be installed, and make sure they are as close as possible to the installation site when unpacking them. - Page 12 5.2. Installation Drill four holes for the screw anchors close to the four side hooks. Hook the unit on the screw anchors in the ceiling with 10 screw. Adjust the screws to make certain the fan coil is horizontally leveled. Make certain there is enough space for maintenance and repair when installing the unit.
- Page 13 5.3. Condensate drain Coil surface condensation formed during the cooling cycle is collected in a pan purposely placed under the coil and then drained out through a drain pipe fitted on the coil connection side. A simple flexibil tube which fits 19 mm is recommended.
- Page 14 5.6. Electrical connections All field wiring and components must be installed by a licensed electrician and must comply with relevant local and national regulations. Check that the power supply corresponds to the nominal power supply stated on the unit nameplate. To avoid inter-disturbing within motors, do not connect two or more units into one control switch.
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Page 15: Electrical Data
6. ELECTRICAL DATA Fan operation 230V/1ph/50Hz and values are given for units with standard filter. 42CT 2 Pipe 3 Rows Models 42CT 2 Pipe 4 Rows Models 42CT 4 Pipe 3+1 Rows Models... - Page 16 42CT 2 Pipe 3 Rows Models 42CT 2 Pipe 4 Rows Models 42CT 4 Pipe 3+1 Rows Models...
- Page 17 42CT 2 Pipe 3 Rows Models 42CT 2 Pipe 4 Rows Models 42CT 4 Pipe 3+1 Rows Models...
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Page 18: Commissioning
7. COMMISSIONING The following procedures are designed as a guide to enable the units to be commissioned in accordance with the design requirements. Ensure that the unit is installed correctly and undamaged. Ensure that all unit sections are thoroughly clean and free from installation debris, that the filter is clean and free from dust. - Page 19 7.3. Motor Fan Assembly Disconnect the power supply to the unit before carrying out any work on the unit. Remove the filter. Remove the fan access panel. Disconnect the fan assembly power supply cables (power and control wiring for variable-speed motor). The fan assembly and its panel are held in place by four screws.
- Page 20 7.4. Motor The motor is permanently lubricated, therefore no periodical maintenance is required. 7.5. Heat exchanger coil Isolate the electrical supply. Isolate flow and return pipework to both heating and cooling connections. Drain down coils. The coil should be inspected, at the same time as cleaning the filter, to ascertain if any solids or foreign matter has accumulated between the fins and that the coil connections are free from leaks.
- Page 21 7.7. Air Filter Take off the filter from the bottom or rear under the front panel or bottom. Unit with rear plenum Unit with bottom plenum Clean standart nylon filters with vacuum cleaner or water and soap solution. Rinse and allow them to dry before re-installation. Optional filters can be vacuum cleaned.
- Page 22 Order No: X0001, 09.2021 - Supersedes order No.: New The manufacturer reserves the right to make changes to the product specifications without notice.
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