Page 1
Air conditioner Installation manual AC***TXQR*H • Thank you for purchasing this Samsung air conditioner. • Before operating this unit, please read this manual carefully and retain it for future reference. DB68-09339A-02...
Contents Safety Information General information Installing the unit Power supply line, fuse or circuit breaker Installation Procedure Step 1 Choosing the installation location Step 2 Fixing the outdoor unit in place Step 3 Connecting the power cables, communication cable, and controllers Step 4 Optional: Extending the power cable Step 5 Connecting the refrigerant pipe Step 6 Optional: Cutting and flaring the pipes...
• This manual explains how to install an indoor unit with Installation/repair technicians may be injured if a split system with two SAMSUNG units. The use of protective equipment is not properly equipped. other types of units with different control systems may •...
Safety Information Installing the unit Power supply line, fuse or circuit breaker WARNING WARNING IMPORTANT: When installing the unit, always remember to connect first the refrigerant tubes, then the electrical • Always make sure that the power supply is compliant lines.
Outdoor Unit • Install the unit in a location where the pipes and the cables can Air Guide Duct (This product is not provided by Samsung) be easily connected to the indoor unit. • Install the unit on a flat, stable surface that can withstand the •...
Page 6
• Check the condition of the product periodically. – Check the installation site every 3 months and perform anti-corrosion treatment such as R-Pro D Type supplied by SAMSUNG (Code: MOK-220SA) or AC048TXQREH commercial water repellent grease and wax, etc., based on the product condition.
Page 7
When installing more than 1 outdoor unit E Type AC060TXQRGH (Unit: mm) 1500 3000 3000 or more or more or more or more or more Minimum clearances for the outdoor unit or more or more When installing 1 outdoor unit (Unit: mm) or more or more...
Installation Procedure CAUTION Wire rope • The outdoor unit must be installed according to the Plate protection cloth specified distances in order to permit accessibility from each side, to guarantee correct operation, maintenance, and repair of the unit. The components of the outdoor unit must be reachable and removable under safe conditions for people and the unit.
CAUTION CAUTION • Install a drain outlet at the lowest end around the base • When installing an air guide duct, be sure to check the for outdoor unit drainage following: • When installing the outdoor unit on the roof, –...
Page 10
Installation Procedure Air conditioning system examples When using earth leakage circuit breaker (ELCB) for a 3-phase, 4-wire system (3P4W) When using earth leakage circuit breaker (ELCB) for a single phase Communication cable Outdoor-to-indoor power cable Main power Communication cable cable Outdoor-to-indoor power cable MCCB Earthing...
Page 11
When using ELB for AC036/048/060TXQR*H Electrical Power supply AC036/048TXQREH (1-phase) component box MCCB 1(L) 2(N) Cable tie Outdoor-to-indoor Main power cable Communication cable power cable AC060TXQRGH (3-phase) 1(L) 2(N) L1(R) L2(S) L3(T) Cable tie The appearance of the unit may be different from the picture depending on the model.
Page 13
3-phase Model Outdoor unit Input current (Amperes) Power supply rated Voltage range Outdoor unit Indoor Indoor unit outdoor Total unit Volts Min. Max. Cooling Heating AC060TNMPEH 19.9 19.9 20.0 AC060TXQRGH 380 to 415 456.5 16.1 16.1 AC060TNPPEH 17.9 17.9 20.0 Silence mode controller wiring diagram NOTE 1 Voltage range...
Page 14
Installation Procedure Connecting the outdoor-to-indoor power cable and the communication cable Indoor unit : 4way CST (AC***TN4PEH) • AC018/024TXQREH (1-phase) • AC036/048TXQREH (1-phase) Indoor Unit Indoor Unit Outdoor Unit Outdoor Unit 1(L) 2(N) L 1(L) 2(N) L Cable clamp Cable tie Outdoor to indoor Main power Cable tie...
Page 15
Indoor unit: DUCT (AC***TNMPEH) • AC018/024TXQREH (1-phase) • AC036/048TXQREH (1-phase) Indoor Unit Indoor Unit F1 F2 F1 F2 Cable clamp Cable clamp Outdoor Unit Outdoor Unit 1(L) 2(N) 1(L) 2(N) Cable Cable tie Cable clamp Communication Outdoor to indoor Main power cable Communication cable Outdoor to indoor Main power...
Page 16
Installation Procedure Indoor unit: PAC (AC***TNPPEH) • AC036/048TXQREH (1-phase) • AC060TXQRGH (3-phase) Indoor Unit Indoor Unit 1(L) 2(N) 1(L) 2(N) Cable clamp Cable clamp Outdoor Unit Outdoor Unit F1 F2 F1 F2 1(L) 2(N) 1(L) 2(N) L1(R)L2(S) L3(T) N Cable tie Cable tie Main power Main power...
Page 17
Outdoor-to-indoor power terminal specifications • Connect the cables to the terminal board using the compressed ring terminal. • Cover a solderless ring terminal and a connector part of the power cable and then connect it. Silver solder Norminal Norminal dimensions dimensions Standard Standard...
Installation Procedure Outdoor-to-indoor power and communication Step 4 Optional: Extending the cables specifications power cable • Indoor unit: 4way CST (AC***TN4PEH) 1 Prepare the following tools. PAC (AC***TNPPEH) Indoor power supply Tools Spec Shape Power supply Max/Min (V) Indoor power cable Crimping pliers MH-14 ±10%...
Page 19
3 Insert both sides of core wire of the power cable into 5 Wrap it with the insulation tape twice or more and the connection sleeve. position your contraction tube in the middle of the insulation tape. • Method 1: Push the core wire into the sleeve from both sides.
Installation Procedure Step 5 Connecting the refrigerant Make at least one round: pipe It will reduce noise and vibration After connectiong Items Maximum allowable length [m] the pipes, block the part . Applicable outdoor AC024TXQREH AC048TXQREH AC018TXQREH unit models AC036TXQREH AC060TXQRGH Main pipe (L1) Max.
Step 6 Optional: Cutting and flaring 5 Check that the flaring is correct, referring to the illustrations below for examples of incorrect flaring. the pipes 1 Make sure that you have the required tools available. (pipe cutter, reamer, flaring tool, and pipe holder) 2 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 22
Installation Procedure 1 Connect each assembly pipe to the appropriate valve 4 Open the valve of the low pressure side(A) of manifold on the outdoor unit and tighten the flare nut. gauge anticlockwise. 2 Referring to the illustration below, tighten the flare •...
5 Purge the air from the system using vacuum pump for 3 After about 30 minutes, charge the refrigerant about 10 minutes. through the service port of the gas stop valve. • Close the valve of the low pressure side of manifold gauge clockwise.
Installation Procedure Calculating the quantity of refrigerant to add LEAK TEST WITH R-410A (after opening valves) Before opening valves, discharge all the nitrogen into the The quantity of additional refrigerant is variable according system and create vacuum. After opening valves check to the installation situation.
Step 10 Connecting the drain hose to • AC036/048/060TXQR*H the outdoor unit Drain cap (3EA) Drain plug (1EA) When using the air conditioner in the heating mode, ice may accumulate . During de-icing (defrost operation), the condensed water must be drained off safely. Consequently, you must install a drain hose on the outdoor unit, following the instructions below.
Installation Procedure 2 Select the insulation of the refrigerant pipe. Step 12 Checking the earthing • When the accessory parts box (FPH******) is used If the power distribution circuit does not have a earthing for installing the AC***TNPPEH indoor unit, use the or the earthing does not comply with specifications, an insulator in the accessory parts box.
5 Carefully check the installation by measuring the earthing resistance with a earth resistance tester. If Condition 1 the resistance is above the required level, drive the Condition 2: All the temperature conditions should meet electrode deeper into the ground or increase the the defrost conditions.
Page 28
Installation Procedure 6 View mode: When the K4 switch is pressed, you can see information about our system state as below. K4 short push Display contents SEG1 SEG2 SEG3 SEG4 Unit Order frequency Hundreds digit Tens digit Units digit Current frequency Hundreds digit Tens digit Units digit...
Page 29
7 Setting outdoor unit option switch and address manually Input Option item SEG1 SEG2 SEG3 SEG4 Function unit a Setting the option Disabled (Factory • Press and hold K2 to enter the option setting. default) (Only available when the operation is stopped) Step for Step1 Main...
Extra Procedures Pumping down refrigerant • AC036/048/060TXQR*H WARNING • After installing the product, be sure to perform leak tests on the piping connections. After pumping down refrigerant to inspect or relocate the outdoor unit, B (liquid) A (Gas) be sure to stop the compressor and then remove the connected pipes.
Using the stop valve NOTE • Do not apply excessive force to the stop valve and always use special instruments. Otherwise, the Opening the stop valve stopping box can be damaged and the back sheet can leaks. 1 Open the cap and turn the stop valve anticlockwise by •...
Appendix Troubleshooting The table below list the self-diagnostic routines. For some of error codes, you must contact an authorized service centre. If an error occurs during the operation, it is displayed on the outdoor unit PCB LED, both MAIN PCB and INVERTER PCB. Error Code Meaning Remarks...
Page 33
Error Code Meaning Remarks 1. Check the range of temperature limited for heating Heating operation restricted at outdoor temperature operation E440 over Theat_high value (default:30°C) 2. Check the outdoor temperature sensor 1. Check the range of temperature limited for cooling Cooling operation restricted at outdoor temperature operation E441...