Samsung DH140CAV Installation Manual
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Samsung DH140CAV Installation Manual

36,000 btu
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E
S
F
DB98-29515A(1)
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: 201-782-1782 Fax: 201-782-1783 Web: www.amgair.com Email: info@amgair.com
INSTALLATION
MANUAL
Indoor Unit Outdoor Unit
DH140CAV
DH105CAV
System Air Conditioner
(Cooling and Heating)
Air Marketing Group LLC
UH140CAV
UH105CAV

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  • Page 1 INSTALLATION MANUAL Indoor Unit Outdoor Unit DH140CAV UH140CAV DH105CAV UH105CAV System Air Conditioner (Cooling and Heating) DB98-29515A(1) Air Marketing Group LLC 141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: 201-782-1782 Fax: 201-782-1783 Web: www.amgair.com Email: info@amgair.com...

  • Page 2: Safety Precautions

     This manual explains how to install an indoor unit with a split system with two SAMSUNG units. The use of other types of units with different control systems may damage the units and invalidate the warranty. The manufacturer shall not be responsible for damages arising from the use of non compliant units.

  • Page 3: Table Of Contents

    Contents Preparation for installation ............4 ...

  • Page 4: Preparation For Installation

    Preparation for installation 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: ...

  • Page 5: Deciding On Where To Install The Indoor Unit

    The unit’s parts must be reachable and removable completely under safety condition (for people or things). Weight DH105CAV 39(86) Indoor Unit DH140CAV 55(121.1) Net weight kg(Ib) UH105CAV 90(198.4) Outdoor Unit UH140CAV 94(207.2)
  • Page 6 Deciding on where to install the indoor unit (Continued) Drawing of the indoor unit DH105CAV Unit : mm Name Description Liquid pipe connection ø9.52 Gas pipe connection ø15.88 Drain pipe connection OD32 ID26(without drain pump) Drain pipe connection Using drain pump (Optional) Power supply connection Air discharge flange Air filter...
  • Page 7 DH140CAV Unit : mm Name Description Liquid pipe connection ø9.52 Gas pipe connection ø19.05 Drain pipe connection OD32 ID26(without drain pump) Drain pipe connection Using drain pump (Optional) Power supply connection Air discharge flange Air filter Hook M8~M10 Air Marketing Group LLC...

  • Page 8: Indoor Unit Installation

    Indoor unit installation It is recommended to install the refnet joint before installing the indoor unit. Place the pattern sheet on the ceiling at the spot where you want to install the indoor unit. Note Since the diagram is made of paper, it may shrink or stretch slightly due to temperature or humidity.

  • Page 9: Purging The Unit

    Purging the unit From factory the unit is supplied and set with a pre-charge of nitrogen gas (insert gas). Therefore, all insert gas must be purged before connecting the assembly piping. Unscrew the pinch pipe at the end of each refrigerant pipe. Result: All inert gas escapes from the indoor unit.

  • Page 10: Connecting The Refrigerant Pipe

    Connecting the refrigerant pipe There are two refrigerant pipes of different diameters:  A smaller one for the liquid refrigerant  A larger one for the gas refrigerant Liquid refrigerant port  The thickness of tube should not be less than 0.039inch(1mm).

  • Page 11: Cutting/Flaring The Pipes

    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° angle with the side of the pipe. Refer to the illustrations below for examples of edges cut correctly and incorrectly.

  • Page 12: Performing Leak Test & Insulation

    Performing leak test & insulation Leak test LEAK TEST WITH NITROGEN (before opening valves)  In order to detect basic refrigerant leaks, before recreating the vacuum and recirculating the R-410A, it’s responsable of installer to pressurize the whole system with nitrogen (using a cylinder with pressure reducer) at a pressure above 30 bar (gauge).

  • Page 13: Drain Hose Installation

    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 of the base pan. Unscrew the 4 tapped screws to remove the cover of the drain hose connection port.
  • Page 14 Drain hose installation (Continued) CAUTION When not installing the drain pump When installing the drain pump Do not give the hose upward gradient after the connection The maximum height of drain pump hose is port. This will cause water to flow backwards when the unit 29.5inch(750mm) or less.

  • Page 15: Connecting The Connection Cord

    Connecting the connection cord CAUTION  Always remember to connect the refrigerant pipes before performing the electric connections. When disconnecting the system, always disconnect the electric cables before disconnecting the refrigerant pipes.  Always remember to connect the air conditioner to the grounding system before performing the electric connections.

  • Page 16: Wiring Diagram

    Connecting the connection cord (Continued) Wiring diagram DH105/140CAV When using 1 phase Indoor unit Outdoor unit Between Indoor and Outdoor Connection Cord Specifications Power Supply (Single Phase) Earth Cable Communication Cable Home server Max/Min(V) Connection Wire Power Supply 0.75~1.25mm 0.75~1.25mm 208-230V~/60Hz 1.25mm Ø...

  • Page 17: Adjusting Air Flow

    If the external static pressure is high so that the duct becomes longer or if the external static pressure is low so that the duct becomes shorter, adjust the fan speed by referring the following table. Refer to the page 18 to set the option code. DH140CAV DH105CAV...

  • Page 18: Setting Up The Mode Option

    Setting up the mode option Be sure to input the option code suitable for the indoor unit by use of wireless remote controller after replacing the PCB of indoor unit. Follow to do the following 27 steps sequentially. Example : 021E31-142285-2A3114-39421F Operation method Applicable button Indicating state...
  • Page 19 Operation method Applicable button Indicating state  Step 4 Method) Input the third digit of option code by pressing the Low Temp button. example) 021E311422852A311439421F Result) If 1 is displayed, go to the step 5. Step 5  Method) Input the fourth digit of option code by pressing the High Fan button.
  • Page 20 Setting up the mode option (Continued) Operation method Applicable button Indicating state Step 7  Method) Input the sixth digit by pressing the Cancel button. example) 021E311422852A311439421F Result) If 1 displays, go to step 8.  Step 8 Method) After completion up to step 7, pressing Mode button.
  • Page 21 Operation method Applicable button Indicating state Step 10  Method) Input the ninth digit by pressing the  Low Temp button. example) 021E311422852A311439421F Result) If 2 displays, go to step 11. Step 11  Method) Input the tenth digit by pressing the High Fan ...
  • Page 22 Setting up the mode option (Continued) Operation method Applicable button Indicating state  Step 13 Method) Input the 12th digit by pressing the Cancel  button. example) 021E311422852A311439421F Result) If 5 displays, go to step 14. Step 14  Error ...
  • Page 23 Operation method Applicable button Indicating state  Step 15 Method) I nput the 14th digit by pressing the High  Temp button. example) 021E311422852A311439421F Result) If A displays, go to step 16. Step 16  Method) Input the 15th digit by pressing the Low Temp ...
  • Page 24 Setting up the mode option (Continued) Operation method Applicable button Indicating state  Step 18 Method) I nput the 17th digit by pressing the On Timer  button. example) 021E311422852A311439421F Result) If 1 displays, go to step 19. Step 19 Method) Input the 18th digit by pressing the Cancel ...
  • Page 25 Operation method Applicable button Indicating state Step 21  Method) I nput the 20th digit by pressing the High  Temp button. example) 021E311422852A311439421F Result) If 9 displays, go to step 22.  Step 22 Method) Input the 21th digit by pressing the Low Temp ...
  • Page 26 Setting up the mode option (Continued) Operation method Applicable button Indicating state  Step 24 Method) I nput the 23th digit by pressing the  On Timer button. example) 021E311422852A311439421F Result) If 1 displays, go to step 25. Step 25 ...

  • Page 27: Option Items

    Check the option code again and repeat the step 1~26. Option items Model Option Code DH105CAV 015774-11C248-200001-300000 DH140CAV 016774-13C2AA-200001-300000 Air Marketing Group LLC 141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: 201-782-1782 Fax: 201-782-1783 Web: www.amgair.com Email: info@amgair.com...

  • Page 28: Assigning Address To Indoor Unit

    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) and RMC(SW04) rotary switches. It is required to set the RMC address if you install the wired remote control and/or the centralized control.

  • Page 29: Additional Functions

    Switch No. Switch ON Switch OFF SW06 3.6 °F compensation 9°F compensation  Only for DH140CAV model. Adjusting filter cleaning cycle  You can adjust the cycle for filter sign indicator. Switch No. Switch ON Switch OFF 1000 hours 2000 hours...
  • Page 30 Additional functions (Continued) External control  You must adjust the K11 when you use external control. SW07 Switch No. Switch ON Switch OFF No use of external control Use of external control  You can use external control when the K11 switch is turned off. Operation ON/OFF Function Connector No.

  • Page 31: Filter Replacement(Optional)

    Filter Replacement (Optional) 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 32: Drain Pump Installation(Optional)

    Drain pump installation (Optional) Accessories Drain pump and M4 X 12 Cable-tie (3) Insulation drain (2) Drain hose (1) float switch(1) tapped screw (4) Remove the air filter. Assemble the drain socket as seen in the picture after removing the rubber cap.
  • Page 33 Must fit tightly against body without any gap. Insert the flexible hose into the drain socket until it clicks. Note  C heck if water does not drain. Drain hose  I nsulate the drain hose so that frost does not form. Indoor unit Insulation Cable-tie...

  • Page 34: Technical Specification & Product Feature

    Technical Specification & Product feature Model DH105CAV DH140CAV Capacity(Cooling and Heating) 36000/38200 Btu/h 48000/54600 Btu/h Power Input 0.39kw 0.61kw Running Current 1.77A 2.85A Refrigerant 98.7 oz 98.7 oz Maximum installation height: up to 11.8ft(3.6m) Condensate discharge pump(built-in): Max. 2.46ft(0.75m) Length of pipes and difference in height: see the outdoor unit installation manual Vacuum and refrigerant charge: see the outdoor unit installation manual...

  • Page 35: Troubleshooting

    Troubleshooting Detection of errors  If an error occurs during the operation, one or more LED flickers and the operation is stopped except the LED.  If you re-operate the air conditioner, it operates normally at first, then detect an error again. LED Display on the receiver &...

  • Page 36: Led Display

    Troubleshooting (Continued) LED Display Indicators Concealed Type Abnormal conditions Remarks Green Standard Type Communication error between indoor units 1. Error of electronic expansion valve close 2. Error of electronic expansion valve open 3. 2’nd detection of high temperature cond 4. 2’nd detection of high temperature discharge 5.

  • Page 37: Wired Remote Control

    Wired remote control  If an error occurs, is displayed on the wired remote control. If you would like to see an error code, press the Test button. Outdoor unit Display Explanation Remark Indoor unit Communication Error Indoor/Outdoor unit Communication Time Out Error 60 Packet Over data Communication Error Indoor unit is not connected...

  • Page 38: Additional Accessories

    Additional accessories For information on additional options and accessories,see either product catalogue or accessories installation and operation manual. Receiver & display unit accessories Concealed type Receiver & display unit Wire kit   Receiver & STS 2S-2x10 2S-4x12 User's Installation Wire kit display unit tapped screw...
  • Page 39 Function control accessories Function M4x16 User's Installation Cable-tie Cable clamp control tapped screw manual manual Transmitter accessories Transmitter Transmitter Installation Transmitter power cable communication cable manual Note If you would like to install the centralized control, you must install the transmitter in the outdoor unit. Wired remote control accessories Wired remote Cable-tie...
  • Page 40 Air Marketing Group LLC 141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: 201-782-1782 Fax: 201-782-1783 Web: www.amgair.com Email: info@amgair.com...

This manual is also suitable for:

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