Samsung MH080FXCA4A Installation Manual
Mh***feca duct type series
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- Service manual (108 pages) ,
- User manual (31 pages) ,
- Service manual (131 pages)
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Summary of Contents for Samsung MH080FXCA4A
- Page 1 INSTALLATION MANUAL Duct Type Series MH✴✴✴FECA Free Joint Multi Air Conditioner (Cooling and Heating) E S F DB98-29160A(1)
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Page 2: Safety Precautions
Safety Precautions The following safety precautions must be taken when using your air conditioner. • Risk of electric shock can cause injury or death. • Disconnect all remote WARNING electric power supplies before servicing, installing or cleaning. • This must be done by the manufacturer or its service agent or a similar qualified person in order to avoid a hazard. -
Page 3: Table Of Contents
Contents REPARING THE NSTALLATION Deciding on Where to Install the Air Conditioner .......... Air Conditioner and Accessories ..............NSTALLING THE NDOOR Deciding on Where to Install the Indoor Unit ..........Indoor Unit Installation ................. Purging the Unit ................... Connecting the Refrigerant Pipe ..............Cutting/Flaring the Pipes ................ -
Page 4: Reparing The
REPARING THE NSTALLATION Deciding on Where to Install the Air Conditioner When deciding on the location of the air conditioner with the owner, the following restrictions must be taken into account. General Do NOT install the air conditioner in a location where it will come into contact with the following elements: N Combustible gases N Saline air N Machine oil... - Page 5 REPARING THE NSTALLATION MH050FXCA2A ◗ Piping outside diameter Outside diameter Power supply Unit Indoor unit Outdoor unit Ø, V, Hz Liquid 3/8” 1/4” 026/035 1, 208-230, 60 026/035 MH050FXCA2A 23.6 inch minimum 11.8 inch minimum 11.8 inch minimum 23.6 inch minimum Main power switch ◗...
- Page 6 REPARING THE NSTALLATION Deciding on Where to Install the Air Conditioner (Continued) MH080FXCA4A ◗ Piping outside diameter Outside diameter Power supply Unit Indoor unit Outdoor unit Ø, V, Hz Liquid ✴✴026/035✴✴ 1/4” 3/8” 1, 208-230, 60 026/035/052 MH080FXCA4A ✴✴ 052✴✴...
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Page 7: Air Conditioner And Accessories
NSTALLING THE NDOOR Air Conditioner and Accessories Accessories in the Indoor Unit Case N The following accessories are supplied with the indoor unit. Pattern Sheet Insulation A Insulation B Insulation C Flexible hose Drain pipe holder Insulation D Insulation cover band E Grommet Cable-Tie... - Page 8 REPARING THE NSTALLATION Deciding on Where to Install the Indoor Unit Indoor Unit There must be no obstacles near the air inlet and outlet. Install the indoor unit on a ceiling that can support its weight. Maintain sufficient clearance around the indoor unit. Make sure that the water dripping from the drain hose runs away correctly and safely.
- Page 9 NSTALLING THE NDOOR Drawing of the indoor unit ✴✴ 026/035 ✴✴ 11.9 3✕256=768 Unit : mm 938.4 Suspension position 1000 or more 8✕100=800 Inspection hole 860 Air outlet duct flange 22-ø3.2 Hole All around Discharge side Suction side Name Remark Liquid pipe connection ø6.35 (1/4”) Gas pipe connection...
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Page 10: Deciding On Where To Install The Indoor Unit
NSTALLING THE NDOOR Deciding on Where to Install the Indoor Unit (continued) ✴✴052✴✴ 3✕322=966 12.9 Unit : mm 1138 Suspension position 1000 oder mehr 10*100=1000 Inspection hole 1060 Air outlet duct flange 26-ø3.2 Loch 1100 All around Discharge side Suction side Name Description Liquid pipe connection... -
Page 11: Indoor Unit Installation
NSTALLING THE NDOOR Indoor Unit Installation It is recommended to install the Y-joint before installing the indoor unit. Carefully remove the indoor unit from the packing case. Place the pattern sheet on the ceiling at the spot where you want to install the indoor unit. -
Page 12: Purging The Unit
NSTALLING THE NDOOR Purging the Unit On delivery, the indoor unit is loaded with refrigerant gas. All this gas must therefore be purged before connecting the assembly piping. To purge the inert gas, proceed as follows. Unscrew the pinch pipe at the end of each refrigerant pipe. Result: All inert gas escapes from the indoor unit. -
Page 13: Connecting The Refrigerant Pipe
NSTALLING THE NDOOR Connecting the Refrigerant Pipe There are two refrigerant pipes of different diameters: Refrigerant oil N A smaller one for the liquid refrigerant N A larger one for the gas refrigerant N The inside of copper tube must be clean & has no dust. The connection procedure for the refrigerant pipes varies according to the exit position of the pipes from the indoor unit, as seen when facing Torque wrench... -
Page 14: Cutting/Flaring The Pipes
NSTALLING THE NDOOR Cutting/Flaring the Pipes Make sure that you have the required tools available (pipe cutter, reamer, flaring tool and pipe holder). If you wish to shorten the pipes, cut it with a pipe cutter, taking care to ensure that the cut edge remains at a 90°... -
Page 15: Performing Leak Test & Insulation
NSTALLING THE NDOOR Performing Leak Test & Insulation Leak Test To check for gas leaks on the indoor unit, check the connection part of each refrigerant pipe by using a leak detector. ❊ The designs and shape are subject to change according to the model. -
Page 16: Drain Pipe And Drain Hose Installation
NSTALLING THE NDOOR Drain Pipe and Drain Hose Installation Care must be taken when installing the drain hose for the indoor unit to ensure that any condensate water is correctly drained outside. The drain hose can be installed to the right or left side of the base pan. ✴✴026/035✴✴... -
Page 17: Testing The Drainage
NSTALLING THE NDOOR When installing the drain pump ( 026/035 When not installing the drain pump When installing a flexible hose, the difference of Do not give the hose upward gradient after pivot of a drain hose port and a drain hose must the connection port. -
Page 18: Connecting The Connection Cord
NSTALLING THE NDOOR Connecting the Connection Cord The indoor unit is powered from the outdoor unit via the connection cord. Remove the screw on the electrical component box and remove the cover plate. Route the connection cord through the side of the indoor unit and connect the cable to terminals;... - Page 19 NSTALLING THE NDOOR Wiring and Communication Cable Connection Connect the power cable, which is connected with the outdoor unit and supplied by another source, making sure that the power cable terminal should not be changed. The F3 and F4 communication cable may be cross-connected, however, it is recommended that they are connected to the corresponding F3 and F4 terminal.
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Page 20: Increasing Fan Speed
NSTALLING THE NDOOR Increasing Fan Speed If external static pressure is too great(due to long extension of ducts, for example), the air flow volume may drop too low at each air outlet. This problem can be solved by increasing the fan speed using the following procedure. -
Page 21: Assigning Address To Indoor Unit
NSTALLING THE NDOOR Assigning Address to Indoor Unit Before installing the indoor unit,assign an address to the indoor unit according to the air conditioning system plan. The address of the indoor unit is assigned by adjusting MAIN(SW02) switch. K1 K2 K3 K4 K5 K6 K7 K8 K9 K10K11 K12 The MAIN address is for communication between the indoor unit and the outdoor unit. -
Page 22: Additional Functions
NSTALLING THE NDOOR Additional Functions Compensation for lost temperature in heating operation N Reduces the difference between an actual room temperature and a sensed K5 K6 K7 K8 temperature by the air conditioner when heating. SW06 Switch No. Switch ON Switch OFF 9°F compensation 3.6°F compensation... -
Page 23: Filter Replacement (Optional)
NSTALLING THE NDOOR Filter Replacement (Optional) There are 2 kinds of air inlet as follows; they should be installed according to the following instruction. Accessories Bracket Filter Cap filter filter Appearance When air enters back side When air enters bottom side Installation Diagram When air enters back side Diffuser... -
Page 24: Installation Method
NSTALLING THE NDOOR Filter Replacement (Optional) - continued Installation Method The shape and installation method are subject to change according to the models. When air enters back side Fix the indoor unit support to the top of the air inlet with screws. When air enters bottom side Fix the cover to the back of the product with screws. -
Page 25: Drain Pump Installation (Optional)
NSTALLING THE NDOOR Drain pump Installation (Optional) Accessories Drain pump & Flexible Flexible hose Drain cap Float switch hose pump Screw Clamp Insulation Cable-tie Separate the bracket of the indoor unit and fix it with the drain pump. Fix it with 3 screws. Connect the drain pump and the flexible hose pump. - Page 26 N Before installing the optional kits, ensure that you have turned off the main power. N You should use the original drain pump made in Samsung. If you assemble the drain pump, you are responsible for every claim caused from the drain pump you assembled.
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Page 27: Ompleting The
OMPLETING THE NSTALLATION Placing the Indoor Unit in Position Once you have checked that there are no leaks in the system, you can insulate the piping, hose and cables and place the indoor unit on the installation plate. To avoid condensation problems, place heat-resistant polyethylene foam separately around each refrigerant pipe in the lower part of the indoor unit. -
Page 28: Troubleshooting
OMPLETING THE NSTALLATION Troubleshooting Detection of errors N If an error occurs during the operation, an LED flickers and the operation is stopped except the LED. N If you re-operate the air conditioner, it operates normally at first, then detect an error again. LED Display on the receiver &... - Page 29 OMPLETING THE NSTALLATION LED Display Indicators Concealed Type Abnormal conditions Operating Green Standard Type Self-diagnostic error Displayed on appropriate indoor (including the indoor unit not detected) unit which is operating Displayed on outdoor unit 1. Error of electronic expansion valve close 2.
- Page 30 ELECTRONICS Printed in Korea...