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Summary of Contents for Samsung 3WMD S6-1P Series
- Page 1 Mini-Split Installation manual 3WMD***S6-1P • Thank you for purchasing this Lennox Product. • Before operating this unit, please read this manual carefully and retain it for future reference.
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Page 2: Table Of Contents
Contents Safety Information Installation Procedure Step 1 Checking and preparing accessories and tools Step 2 Choosing the installation location Step 3 Drilling a hole through the wall Step 4 Fixing the installation plate Step 5 Purging the unit Step 6 Cutting or flaring the pipes Step 7 Connecting the refrigerant pipe Step 8 Performing leak test Step 9 Wrapping the pipes with the insulation... -
Page 3: Safety Information
Safety Information California Proposition 65 Warning (US) Cancer and Reproductive Harm - WARNING: Read operating manual www.P65Warnings.ca.gov. IMPORTANT – This product has been designed and Refer to operating manual manufactured to meet ENERGY STAR criteria for energy efficiency when matched with appropriate coil components. However, proper refrigerant charge and proper air flow are critical to achieve rated capacity and efficiency. -
Page 4: Installing The Unit
Safety Information • All pipe work including piping material, pipe routing, responsible for their safety. and installation shall include protection from physical Children should be supervised to ensure that they do not damage in operation and service and comply with play with the appliance. -
Page 5: Power Supply Line, Fuse Or Circuit Breaker
into the refrigerant pipe, a serious problem may occur may occur. and it may cause injury. Make sure that the condensed water dripping from the Use the supplied accessories, specified components and drain hose runs out properly and safely. tools for the installation. Install the power cable and communication cable of the –... -
Page 6: General Information On Servicing
Safety Information added on the ODU label provided, such that the Total area and workspace. Charge = Factory ‘Pre-charge’ + field charge. • The service personnel shall not use any ignition sources • Minimum floor area of the room shall be in compliance in a manner that it may lead to the risk of fire or with the min. -
Page 7: Removal And Evacuation
• Electronic leak detectors shall be used to detect • Follow industry standard refrigerant charging best flammable refrigerants, but the sensitivity may not practices. be adequate or may need re-calibration. (Detection • Prior to recharging the system shall be pressure tested equipment shall be calibrated in a refrigerant-free area.) with oxygen free nitrogen gas. -
Page 8: Installation Procedure
Installation Procedure Step 1 Checking and preparing accessories Step 2 Choosing the installation location and tools Installation location requirements Accessories • There must be no obstacles near the air inlet and outlet. • Install the indoor unit on a ceiling that can support its weight. Accessories in the indoor unit package •... - Page 9 – m : Total refrigerant charge in the system Do not install the mini-split in following places. – A : Minimum required floor area – Calculated in accordance with UL 60335-2-40 Annex GG • Place where there is mineral oil or arsenic acid. Resin parts flame and the accessories may drop or water •...
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Page 10: Step 3 Drilling A Hole Through The Wall
Installation Procedure Overview of installation location requirements CAUTION • If changing the pipe direction from left to right, do not drastically bent it but slowly turn it in the opposite 3.94 inch (100 mm) or direction as shown. Otherwise, the pipe may be damaged more (recommended) 4.92 inch (125 4.92 inch (125... -
Page 11: Step 4 Fixing The Installation Plate
Step 4 Fixing the installation plate CAUTION You can install the indoor unit on a wall, window frame, or • If you fix the indoor unit on a gypsum board, use only gypsum board. specified anchor bolts on reference positions. Otherwise, the gypsum surrounding the joints may crumble over WARNING time and cause the screws to be loosened and stripped. -
Page 12: Step 6 Cutting Or Flaring The Pipes
Installation Procedure Step 6 Cutting or flaring the pipes (Unit: inch (mm)) Make sure that you prepared the required tools. Outer Conventional flare tool Flare tool for R-32 (pipe cutter, reamer, flaring tool and pipe holder) diameter clutch type Clutch type Wing nut type If you want to shorten the pipe, cut it using a pipe cutter 0.04~0.06... -
Page 13: Step 7 Connecting The Refrigerant Pipe
Step 7 Connecting the refrigerant pipe Refrigerant oil Connect the indoor and outdoor units using pipes with flared connections (not supplied). For the lines, use insulated, unwelded, degreased and deoxidized copper pipe (Cu DHP type to ISO 1337 or UNI EN 12735-1), Operating pressure depends on outdoor unit specifications. -
Page 14: Step 8 Performing Leak Test
Installation Procedure Step 8 Performing leak test Step 9 Wrapping the pipes with the insulation Leak test After checking for gas leaks in the system, insulate the pipe, hose and cables. Then place the indoor unit on the installation To identify potential gas leaks in the indoor unit, inspect the plate. -
Page 15: Step 10 Installing And Connecting The Drain Hose
Step 10 Installing and connecting the drain • Inadequate installation may cause water leakage. hose • If the drain hose is routed inside the room, insulate the hose so that dripping condensation does not damage the Install the drain hose. furniture or floors. -
Page 16: Step 12 Optional: Changing The Direction Of The Drain Hose
Installation Procedure Step 12 Optional: Changing the direction of Direction of the drained water the drain hose Change the direction only when it is necessary. Detach the rubber cap with the flyer. Screw hole Screw CAUTION Drain hose • Make sure that the indoor unit is in upright position when you pour water to check for leakage. - Page 17 Remove the screw on the electrical component box and AC power, Communication : M4 screw Unit: inch (mm) remove the cover plate. Route the connection cord through the side of the indoor unit and connect the cable to the terminals refer to the figure below.
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Page 18: Wiring Work
Installation Procedure Wiring work Selecting compressed ring terminal Silver solder Nominal dimensions for cable [Inch² (mm²)] 0.002 (1.5) 0.003 (2.5) 0.006 (4) Nominal dimensions for screw [Inch (mm)] 0.15 (4) 0.15 (4) 0.15 (4) 0.15 (4) 0.15 (4) Standard dimension [Inch (mm)] 0.25 (6.6) 0.31 (8.0) 0.25 (6.6) -
Page 19: Step 14 Optional : Setting The Emergency Temperature Output (Eto) Function
Step 14 Optional : Setting the Emergency Temperature Output (ETO) function Emergency Temperature Output (ETO) function CAUTION • In order to deploy the ETO function, the VSTAT10P-1, an external contact interface module, must be installed in each indoor unit. ‐ The ETO is a concept of emergency operation of indoor units. - Page 20 Installation Procedure [Main] [Sub] ETO operation specifications Main indoor unit ‐ Based on the external contact control settings, the main indoor unit decides whether to generate output when an error (indoor unit stop) occurs. ‐ Based on the ETO settings, the main indoor unit decides whether to generate output according to the temperature and time conditions.
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Page 21: Step 15 Optional : Connecting The External Control (Vstat10P-1), Wired Controller And External Floating Switch
Step 15 Optional : Connecting the External control (VSTAT10P-1), Wired controller and External Floating switch After disassembling the cover panel, you can connect the wires from the indoor unit's display to the External control(VSTAT10P-1) and wired controller, External floating switch. 4 PIN : Error check (VSTAT10P-1) 2 PIN : External ON/OFF... -
Page 22: Step 16 Optional : Led Display Indicator Specifications When Checking Wi-Fi Easy Setup And Wi-Fi Status
Installation Procedure Step 16 Optional : LED Display indicator specifications when checking Wi-Fi Easy Setup and Wi-Fi status The wireless controller can be used for Easy Setup, checking the internet connection status and connecting or disconnecting Wi-Fi. Easy Setup Check internet connection status Connect/Disconnect Wi-Fi Mode Press the... -
Page 23: Led Indicator Status
LED Indicator Status Indicators On/Off Timer Wi-Fi Console Remarks Measure AP entry Wi-Fi LED flashing (0.5 on / 0.5 off) Device Check Wi-Fi LED flashing (0.5 on / 0.5 off) Easy Device Registration Wi-Fi LED flashing (1.5 on / 0.5 off) Setup Connection success Wi-Fi LED turns on... -
Page 24: Step 17 Setting The Indoor Unit Addresses And The Installation Options
Installation Procedure Step 17 Setting the indoor unit addresses Make sure that you are entered to the mode for and the installation options setting options. You cannot set both indoor unit addresses and the installation options in a batch: set both of them respectively. 2 Digit Common steps for setting the addresses and options 10 point ( 2SEG per point ) - Page 25 Take the steps presented in the following table: Steps Controller display Set the SEG2 and SEG3 values: Set the SEG2 value by pressing the button repeatedly until the value you want to set appears on the controller display. SEG2 Set the SEG3 value by pressing the button repeatedly until the value you want to set appears on the controller display.
- Page 26 Installation Procedure Steps Controller display Set the SEG6 and SEG8 values: Set the SEG6 value by pressing the button repeatedly until the value you want to set appears on the controller display. SEG6 Set the SEG8 value by pressing the button repeatedly until the value you want to set appears on the controller display.
- Page 27 Steps Controller display Set the SEG11 and SEG12 values: Set the SEG11 value by pressing the button repeatedly until the value you want to set appears on the controller display. SEG11 Set the SEG12 value by pressing the button repeatedly until the value you want to set appears on the controller display.
- Page 28 Installation Procedure Steps Controller display 13 Set the SEG16 and SEG17 values: Set the SEG16 value by pressing the button repeatedly until the value you want to set appears on the controller display. SEG16 Set the SEG17 value by pressing the button repeatedly until the value you want to set appears on the controller display.
- Page 29 Steps Controller display 17 Set the SEG21 and SEG22 values: Set the SEG21 value by pressing the button repeatedly until the value you want to set appears on the controller display. SEG21 Set the SEG22 value by pressing the button repeatedly until the value you want to set appears on the controller display.
- Page 30 Installation Procedure Check whether the option values you have set are Reset controller: button Down + correct by pressing the button repeatedly. button Down + Press for 10 seconds You can see the "SW Initialization" message. [SEG2, SEG3] [SEG4, SEG5] [SEG6, SEG8] [SEG9, SEG10] [SEG11, SEG12]...
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Page 31: Setting The Indoor Unit Addresses
Setting the indoor unit addresses Option No. for an indoor unit address: 0AXXXX-1XXXXX-2XXXXX-3XXXXX Before installing an indoor unit, be sure to set an address for the indoor unit by taking the following steps: Make sure that the power is supplied to the indoor unit. If the indoor unit is not plugged in, it must include a power supply. Set an address for each indoor unit using the controller, according to your air conditioning system plan, by referring to the following table and by following the steps in Common steps for setting the addresses and options on page 24 •... -
Page 32: Setting The Installation Options In A Batch
Installation Procedure Setting the installation options in a batch Installation option No. for an installation options: 02XXXX-1XXXXX-2XXXXX-3XXXXX 1 Make sure that the power is supplied to the indoor unit. If the indoor unit is not plugged in, it must include a power supply. Indoor Unit The panel(display ) should be connected to an indoor unit to receive option. - Page 33 Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Function Page Use of drain pump & Emergency Stop ²) Details Indication Details Drain pump Drain pump Emergency Stop 0 or 4 Disuse 1 or 5 Disuse 2 or 6 Use with 3min delay Reserved Reserved Reserved...
- Page 34 Installation Procedure Option SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 Heating setting Function Page Individual control with controller ⁴⁾ compensation Indication Details Indication Details Indication Details 0, 1 Indoor1 Default Reserved Reserved Reserved Indoor2 Indication 3.6℉ and details (2℃) Indoor3 9℉ (5℃) Indoor4 •...
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Page 35: Changing The Addresses And Options Individually
SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Bit 0 : Allow Fan control in auto mode Page heater lock out Heat pump lock out Bit 1 : Onboarding Type (AP / BLE) Indication Details Indication Details Indication Details Indication Details Disuse Disuse Not allow AP Onboarding... -
Page 36: Appendix
Troubleshooting Detection of errors If an error occurs during the operation, an LED flickers and the operation is stopped except the LED. If you re-operate the mini-split, it operates normally at first, then detect an error again. LED Display on the receiver & display unit LED Display If you turn off the mini-split when the LED is flickering, the LED is also turned off. - Page 37 LED Display Abnormal condition Error code 1. COND mid sensor is detached E241 2. Refrigerant leakage (2nd detection) E554 3. Abnomally high temperature on Cond (2nd detection) E450 4. Low pressure s/w (2nd detection) E451 5. Abnomally high temperature on discharged air on outdoor unit E416 (2nd detection) 6.
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