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Summary of Contents for Komfovent MOU-24HN1-Q
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Page 1: Outdoor Units
AIR CONDITIONER OuTDOOR uNITs Installation manual... -
Page 2: Table Of Contents
Outdoor Units Content Safety considerations . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Installation information . -
Page 3: Safety Considerations
Outdoor Units safety considerations Installation and servicing of air conditioning equipment can be hazardous due to system pressure andelectric components. Only trained and qualified service personnel should install, repair or service air conditioning equipment . Before performing service or maintenance operations on system, turn off main power switch of the unit. -
Page 4: Installation Place
Outdoor Units Installation order 1 . Select the location; 2 . Install the indoor unit; 3 . Install the outdoor unit; 4 . Install the connecting pipe; 5 . Connect the drain pipe; 6 . Wiring; 7 . Test operation . Installation place Cautions Location in the following places may cause malfunction of the machine.(If unavoidable, please... -
Page 5: Outdoor Unit Installation
Outdoor Units Outdoor unit installation Cautions • Keep this unit away from direct radiation of the sun or other heaters. • If unavoidable, please cover it with a shelter. • In places near coast or with a high attitude where the wind is violent, please install the out- door unit against the wall to ensure normal performance. -
Page 6: Install The Connecting Pipe
Outdoor Units 600mm is necessary between 2 indoor units. Chart 4 Moving and intalling • Since the gravity center of this unit is not at its physical center, so please be careful when lifting it with a sling . • Never hold the air-in of the outdoor unit to prevent it from deforming . - Page 7 Outdoor Units Cautions • Daub the surfaces of the flare pipe and the joint nuts with frozen oil, and wrench it for 3~4 rounds with hands before fasten the flare nuts.(Refer to chart 5) • Be sure to use two wrenches simultaneously when you connect or disconnect the pipes. 2) The stop value of the outdoor unit should be closed absolutely (as original state) .
- Page 8 Outdoor Units lean crude burr Chart 8 Chart 9 Chart 10 Fasten the nuts • Put the connecting tubing at the proper position, wrench the nuts with hands, then fasten it with a wrench. ( Refer to Chart 10) 1. Cut a pipe with a pipe cutter. 2.
- Page 9 Outdoor Units Necessary Refrigerant stow Capacity Length (L) Capacity 18000-24000Btu/h 30000-48000Btu/h Less than 8m (one-way) —— —— Added Refrigerant When Over 8m(one-way) 65 x (L-8) m • Please record and reserve well the refrigerant stow capacity of your air conditioner for later maintenance. Expel the air with a vacuum pump (please refer to its manual for the way of using manifold value) Vacuum Dry: use vacuum pump to change the moisture (liquid) into steam (gas) in the pipe and discharge it out...
- Page 10 Outdoor Units Cautions All the stop values should be opened before test operation. Each air conditioner has two stop values of different sizes on the side of the outdoor unit which operate as Lo-stop value and Hi-stop value, respectively. (Refer to Chart 12) Check the leakage CHECK THE LEAKAGE Check all the joints with the leak detector or soap water.
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Page 11: Wiring
Outdoor Units Wiring Caution! 1. The air conditioner should use separate power supply with rated voltage. 2. The external power supply to the air conditioner should have ground wiring, which is linked to the ground wiring of the indoor and outdoor unit. 3. - Page 12 Outdoor Units...
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Page 13: Piping Diagrams
Outdoor Units Piping Diagrams Indoor unit Outdoor unit Check valve Liquid side (Heating Model only) 3-way valve Capillary tube Heat exchange (evaporator) Heat exchange (Condenser) Gas side 3-way valve Reversing valve Accumulator (Heating Model Only) Cooling Compressor Heating Chart 16 1. -
Page 14: Outdoor Unit Connection To Kompakt And Verso Units
Outdoor Units Outdoor unit connection to KOMPAKT and VERsO units Outdoor unit connection to AHu with C2 controller. MOU-12HN1 and MOU-18HN1-Q (1 phase) MOU-24HN1(1 phase) MOU-36HN1, MOU-48HN1 and MOU-60HN1 (3 phases) - Page 15 Outdoor Units Outdoor unit connection to AHu with C3 controller with external panel C3-P1. MOU-24HN1(1 phase) MOU-12HN1 and MOU-18HN1-Q (1 phase) MOU-36HN1, MOU-48HN1 and MOU-60HN1 (3 phases)
- Page 16 Outdoor Units Outdoor unit connection to AHu with C3 controller with external panel P3. MOU-12HN1 and MOU-18HN1-Q (1 phase) MOU-24HN1(1 phase) MOU-36HN1, MOU-48HN1 and MOU-60HN1 (3 phases)
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Page 17: Test Operation
Outdoor Units Test operation 1 . The test operation must be carried out after the entire installation has been completed . 2. Please confirm the following points before the test operation: • The indoor unit and outdoor unit are installed properly . •... - Page 18 Outdoor Units Phase sequence error: Lack of phase Change the order of two of the wires to power supply. Lack of phase ä ä Switch on the unit again. Check the power supply, is it 3 phases, 400V? ä ä If the problem can not be solved, the outdoor Check the connection between power supply PCB is defective...
- Page 19 Outdoor Units Protection of pressure or temperature: Protection of pressure or temperature ä Is it K1 or K2 open? ä ä Is pressure protective switch K2 open? Is temp. protection switch K1 open ä ä Possible reason Possible reason 1. The wires is loose to K2 1.
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Page 20: Indoor Temp. And Pipe Temp. Sensor Resistance Value
Outdoor Units High temperature protection of condenser: High temperature protection of condenser ä Check the resistance of the temp . sensor according to Annex 1, is it normal? ä ä Possible reason Replace the sensor • Air or other gas in the refrigerant . •... - Page 21 AMALVA Ozo str. 10, LT–08200 VILNIUS, LITHUANIA e-mail info@amalva .lt www.amalva.com 2012 www.komfovent.com...
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