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Summary of Contents for Samsung AR BSHUMGM Series
- Page 1 Air conditioner Installation manual AR**BSHUMGM** • Thank you for purchasing this Samsung air conditioner. • Before operating this unit, please read this manual carefully and retain it for future reference.
- Page 2 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 • This manual explains how to install an indoor unit with a split equipment is not properly equipped. 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 4 Safety Information Installing the unit • Verify that the voltage and frequency of the power supply comply with the specifications and that the installed power is sufficient to ensure the operation of any other domestic WARNING appliance connected to the same electric lines. • Always verify that the cut-off and protection switches are IMPORTANT: When installing the unit, always remember to suitably dimensioned.
- Page 5 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 • Maintain sufficient clearance around the indoor unit.
- Page 6 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 direction as 3.94 inch (100 mm) or shown. Otherwise, the pipe may be damaged in the process. more (recommended) 4.92 inch (125 4.92 inch (125...
- Page 7 Step 4 Fixing the installation plate CAUTION You can install the indoor unit on a wall, window frame, or gypsum • If you fix the indoor unit on a gypsum board, use only specified board. anchor bolts on reference positions. Otherwise, the gypsum WARNING surrounding the joints may crumble over time and cause the screws to be loosened and stripped.
- Page 8 Installation Procedure Step 6 Cutting or flaring the pipes (Unit: inch (mm)) Make sure that you prepared the required tools. Outer (pipe cutter, reamer, flaring tool and pipe holder) Flare tool for Conventional flare tool diameter R-410A clutch If you want to shorten the pipe, cut it using a pipe cutter Clutch type Wing nut type type...
- Page 9 CAUTION Refrigerant oil • In case of needing brazing, you must work with nitrogen gas blowing. Step 7 Connecting the refrigerant pipe Connect indoor and outdoor units with field-supplied copper pipes Spanner by means of flare connections. Use insulated seamless refrigeration Torque wrench grade pipe only, (Cu DHP type according to ISO1337), degreased and...
- Page 10 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 plate. LEAK TEST WITH NITROGEN (before opening valves) In order to detect basic refrigerant leaks, before recreating the To avoid condensation problems, place heat-resistant poly-...
- Page 11 Step 10 Installing and connecting the • Inadequate installation may cause water leakage. drain hose • If the drain hose is routed inside the room, insulate the hose so that dripping condensation does not damage the furniture Install the drain hose. or floors.
- Page 12 Installation Procedure Step 12 Optional: Changing the direction Direction of the drained water of 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 13 Indoor Unit AC power, Communication : M4 screw Unit: inch (mm) 1(L) 2(N) F1 1(L) 2(N) F1 Cable clamp 0.40(10.1) 0.45(11.4) Outdoor Unit 1(L) 2(N) L F1 F2 Tightening torque N‧m lbf.ft M3.5 0.8 to 1.2 0.59 to 0.89 Cable 1.2 to 1.8 0.89 to 1.1 Cable...
- Page 14 Installation Procedure Step 14 Optional: Extending the power Insert both sides of core wire of the power cable into the connection sleeve. cable • Method 1: Push the core wire into the sleeve from both Prepare the following tools. sides. •...
- Page 15 Wrap it with the insulation tape twice or more and position your contraction tube in the middle of the insulation tape. Three or more layers of insulation are required. Method 2 Method 1 Insulation tape Insulation tape 1.57 inch (40 mm) 1.38 inch (35 mm) After tube contraction work is completed, wrap it with the insulation tape to finish.
- Page 16 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 air conditioner, it operates normally at first, then detect an error again. LED Display on the receiver &...
- Page 17 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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