Related Manuals for Samsung MCM-D201N
Summary of Contents for Samsung MCM-D201N
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Page 1: Air Conditioner
AHU KIT MCM-D201N Air Conditioner installation manual imagine the possibilities Thank you for purchasing this Samsung product. -
Page 2: Table Of Contents
Contents Safety Information ..................... . . 3 Name of each part and product dimension . -
Page 3: Safety Information
Safety Information When installing the product, the following safety precautions must be taken for the safety of an installer and user. Use R-410A refrigerant. When using R-410A, the inflow of moisture or foreign substances may greatly affect the capacity and reliability of the product. - Page 4 Safety Information FOR INSTALLATION CAUTION Proper earthing should be done as per the rating. Do not connect the ground wire to the gas pipe, water pipe, lightning rod or a ground wire of a telephone. If the grounding is incomplete, electric shock may occur. Follow the instructions in this manual to make sure that the condensed water dripping from the drain hose runs out properly and insulate the drain pipe so that dew condensation is not generated.
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Page 5: Name Of Each Part And Product Dimension
Name of each part and product dimension Name of each part and product dimension ASS'Y Control(Control part) (Unit : mm) Wire saddle Place for AHU KIT PBA insertion Terminal block(20P) ASS’Y EEV(Electronic Expansion Valve): Accessory (Ordered separately) For detailed information of EEV installation, refer to the installation manual of ASS’Y EEV (MXD-A64K100E) which you need to purchase additionally. -
Page 6: Parts
Parts Accessories (supplied) Inlet sensor holder Outlet sensor holder Pipe inlet/outlet Name Sensor fixing spring sensor(7 m) (OD Ø6.8 mm) (OD Ø7.8 mm) Quantity Shape Name Aluminum tape Rubber tape Insulator Cable tie Quantity 85 ㎜ 85 ㎜ 100 ㎜ Shape 110 ㎜ 110 ㎜... -
Page 7: Checking Before Using An Ahu Kit
Checking before using an AHU KIT Structure diagram of an AHU-KIT Outdoor unit Communication cable: F1,F2 ASS'Y EEV(Electronic Expansion Valve) EEV Control Liquid valve Communication cable: F3,F4 Exhaust Outdoor Return air Supply air IN sensor * Room Temperature Sensor(mA or PT1000) Gas pipe Wired remote controller OUT sensor... -
Page 8: Installing An Ahu Kit
Installing an AHU KIT Installing ASS'Y Control 1. Check the installation location of ASS'Y Control. You can choose either AHU attachment type or AHU separation type depending on the installation environment. 2. Check the length of connection cable of ASS'Y Control. The length of provided connection cable is 7 m. - Page 9 For HP setting, refer to SEG20 of 05 series in installation option section. (Refer to p.26) Connect room temperature sensor and discharge temperature sensor(optional) as mA or PT1000Ω type. - When using the mA type sensor, connect to the terminal block +/-(mA). - When using the PT1000Ω...
- Page 10 Installing an AHU KIT Wiring diagram for ASS’Y Control ❋ AHU KIT sensor displays about 10 KΩ of resistance value at room temperature.
- Page 11 Working on power supply Connecting power/communication cable Turn the power off before working on the power supply. Maximum cable length and the amount of voltage drop for AHU KIT power/communication cables should be within 10 %. When installing the MCCB/ELB or ELCB, consider Power Rating of the AHU motor for correct capacity. Connect F3, F4 of AHU KIT terminal to Wired Remote Control.
- Page 12 ❋ Refer to each installation manual about the rating current of indoor unit. ❋ Rating current Unit Model Rating current AHU KIT MCM-D201N 0.5A Connection diagram of ASS'Y Control Installation example 1) Connection diagram of 1 outdoor unit + 1 AHU Wired remote controller Outdoor Unit...
- Page 13 (Refer to SEG 24 of installation option 05 series on page 26.) • If one room temperature sensor is used for multiple AHU kits, MCM-D201N should only be used.
- Page 14 Installing an AHU KIT Welding with nitrogen blowing ➀ Refrigerant pipe ① ② ③ ④ ⑤ ➁ Location for welding ➂ Tape ➃ Hands valve ⑥ ⑥ ➄ Reducing valve ➅ Nitrogen gas 1. When welding a pipe, perform nitrozen blowing work. - If you didn't blow the nitrogen for pipe welding, many oxides would be accumulated inside the pipe, which may cause the valve of refrigerant system and compressor to operate abnormally.
- Page 15 5. For checking EEV service, please attach a label sticker. Attach one label to upper middle part of ASS'Y EEV valve body and attach the same color of a lable sticker to valve wire housing. 6. Connect the EEV termial block to exact places on PCB according to set HP. When the set HP of AHU KIT is set as 40 HP: Connect EEV-1, EEV-2, EEV-3 and EEV-4 When the set HP of AHU KIT is set as 30 HP: Connect EEV-1, EEV-2, and EEV-3.
- Page 16 Installing an AHU KIT Installing IN/OUT sensor 1. Attach the EVA IN sensor after the distributor and on the lowest temperature pipe of a heat exchanger. 2. Install the EVA OUT sensor 200 mm after the header of AHU heat exchanger as shown in the picture. 3.
- Page 17 Example of IN/OUT sensor installation 1 1. Chcek the sensor and sensor holder you will attach. Diameter of a Diameter of a sensor Type sensor (mm) holder (mm) Clip for sensor fixing Sensor holder NOTE IN sensor(Blue) ø 6 ø 6.8 OUT sensor(Red) ø...
- Page 18 Installing an AHU KIT Example of IN/OUT sensor installation 2 1. Chcek the sensor and sensor holder you will attach. Diameter of a Diameter of a sensor IN/OUT Type sensor (mm) holder (mm) NOTE sensor Cable tie Insulator IN sensor(Blue) ø...
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Page 19: Setting An Address And Installation Option Of Ahu Kit
Setting an address and installation option of AHU KIT Set the address of an AHU KIT and installation option with remote controller options. Set each option separately since you cannot set the ADDRESS setting and indoor unit installation setting option at the same time. You need to set twice when setting the address of an AHU KIT and installation option. - Page 20 Setting an address and installation option of AHU KIT Option setting Status 1. Setting SEG2, SEG3 option Press Low Fan button( ) to enter SEG2 value. Press High Fan button( ) to enter SEG3 value. Each time you press the button, …...
- Page 21 Option setting Status 12. Setting Cool mode Press button to be change to Cool mode in the OFF status. 13. Setting SEG16, SEG17 option Press Low Fan button( ) to enter SEG16 value. Press High Fan button( ) to enter SEG17 value. Each time you press the button, …...
- Page 22 Setting an address and installation option of AHU KIT Setting an AHU KIT address (MAIN/RMC) 1. Check whether power is supplied or not. - When the AHU KIT is not plugged in, there should be additional power supply. 2. The reception part of a remote controller is built in the AHU KIT PBA. 3.
- Page 23 Setting the installation option of an AHU KIT (suitable for the condition of each installation location) 1. Check whether power is supplied or not. - When the AHU KIT is not plugged in, there should be additional power supply. 2. The reception part of a remote controller is built in the AHU KIT PBA. 3.
- Page 24 Setting an address and installation option of AHU KIT Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Explanation PAGE Use of drain pump Use of hot water heater Use of electronic heater EEV Step when heating stops Master / Slave Remote Controller Display Indication Details...
- Page 25 (*1) Minimizing fan operation when thermostat is off - Fan operates for 20 seconds at an interval of 5 minutes in heating mode. - Fan stops when thermostat is off in cooling mode. - Make sure to connect the wired remote controller or the external room temperature sensor if you use the function of external room temperature sensor or minimizing fan operation.
- Page 26 Setting an address and installation option of AHU KIT Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 (When setting SEG3) (When setting SEG3) Compensation option for Long Explanation PAGE pipe or height diffference between Standard for mode change Time required for mode Cooling →...
- Page 27 Additional information for SEG 3,4,5,6,8,9 When the SEG 3 is set as "1" and follow Auto Change Over for HR only operation, it will operate as follows. Standard temp. for Heating Temp. → Cooling Standard temp. for Cooling Set temp. for Auto mode Standard temp.
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Page 28: Changing A Particular Option
Changing a particular option You can change each digit of set option. Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Tens' digit of an Unit digit of an Option mode to Explanation PAGE MODE option SEG to option SEG to Changed value change change change... -
Page 29: Trouble Shooting
Trouble shooting Initial check-up 1. Check the connection status between an outdoor unit and the AHU-KIT. Check that you have followed wiring method according to the circuit diagram or installation manual. Check that AHU-KIT PBA is installed in a place where there is no influence from outdoor humidity, dust and temperature. 2. - Page 30 Trouble shooting Error on a sensor Error on the detachment of AHU-KIT heat exchanger EVA IN sensor Outdoor unit display (xxx: Address of an indoor unit with an error) Description Refer to the description below. Reason Detachment of indoor heat exchanger EVA IN piping sensor 1.
- Page 31 Error on AHU KIT temperature sensor OPEN/SHORT 1. Checking method (Room temperature sensor OPEN/SHORT) Outdoor unit display (Discharge temperature sensor OPEN/SHORT) Description When the temperature sensor part of AHU KIT is detected as OPEN/SHORT Reason Incorrect installation of PT1000 temperature sensor or mA thermometer Temperature feature table of PT1000 After detaching the connector(CN41), measure the electric resistance between terminal A and terminal C, and between terminal B and terminal C and then compare the table below.
- Page 32 Trouble shooting Error on AHU KIT temperature senor OPEN/SHORT 1. Checking method (EVA IN sensor OPEN/SHORT) Outdoor unit display (EVA OUT sensor OPEN/SHORT) Description When the temperature sensor part of AHU KIT is OPEN/SHORT Reason Loose contact between a sensor and PBA and defective sensor Is the temperature sensor connector of AHU KIT EVA IN/OUT detached from PBA?
- Page 33 Error on a fan Outdoor unit display When the feedback signal is maintained as OPEN status for 10 seconds after outputting the Description fan operation signal from ASS’Y Control ( For AHU KIT) • Fan operation of AHU KIT is abnormal. Reason •...
- Page 34 Trouble shooting Error on EEV step control Outdoor unit display In cool mode, EEV step is controlled to minimum 230 steps and maximum 1700 steps. In Description heat mode, the EEV step is controlled to minimum 1000 steps. • The location of EVA IN/OUT sensor is not correct. •...
- Page 35 Error on tracking Communication error between AHU KIT and an outdoor unit during the tracking (During initial operation) Outdoor unit display Description Communication error between AHU KIT and an outdoor unit Reason Refer to the diagram below. 1. Checking method Compare and check the setting value for the number of AHU ❈...
- Page 36 Trouble shooting Error on communication between AHU KIT and an outdoor unit after the tracking (During operation) Outdoor unit display When the communication between the AHU KIT and an outdoor unit is not available for 2 minutes during operation. (All rooms) Description The communication error between AHU KIT and an outdoor unit or the problem with the setting switch for the number of AHU KIT installation.
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Page 37: Installation Check And Test Operation
Installation check and test operation Checking AHU KIT installation 1. Check that ASS’Y Control is correctly installed. - You can choose either AHU attachment type or AHU separation type. - Check the length of connection cable of ASS'Y Control is correct. - Check that the connection of ASS’Y Control connecting cable is correct. - Page 38 MEMO...
- Page 39 MEMO...
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