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- UH026EAV Series
- Installation Manual
Samsung UH026EAV Series Installation Manual
Summary of UH026EAV Series
Page 1
English esp aÑol franÇais it aliano por tuguÊs deutsch a ki n h § § e e s f db98-27564a(1) eh035cav eh052cav eh070cav installation manual system air conditioner (cooling and heating) eh035eav_im_e_25807 4/6/06 2:30 pm page 35.
Page 2: Safety Precautions
Safety precautions the following safety precautions must be taken when using your air conditioner. ◆ the unit should not be installed by the user. Ask the dealer or authorized company to install the units except room air conditioners for the u.S.A and canada area. ◆ if the unit is installed improper...
Page 3: Contents
E- 3 english ■ deciding on where to install the air conditioner .................................................. 4 ■ deciding on where to install the indoor unit ........................................................ 6 ■ indoor unit installation .....................................................
Page 4
Deciding on where to install the air conditioner when deciding on the location of the air conditioner with the owner, the following restrictions must be taken into account. Do not install the air conditioner in a location where it will come into contact with the following elements: ◆ combustible gas...
Page 5
E- 5 english indoor unit 5mm ◆ there must be no obstacles near the air inlet and outlet. ◆ install the indoor unit on a ceiling that can support its weight. ◆ maintain sufficient clearance around the indoor unit. ◆ make sure that the water dripping from the drain hose runs away correctly and safely....
Page 6
E- 6 deciding on where to install the indoor unit 938.4 suspension position 1000 or more 1 2 3 4 5 6 7 8 liquid pipe connection gas pipe connection hose connection hose connection power supply/communicaion connection power supply connection air discharge grille flange air inlet grille flange ø6.35 (...
Page 7
E- 7 english 1 2 3 4 5 6 7 8 liquid pipe connection gas pipe connection drain pipe connection drain pipe connection power supply connection air inlet grille flange air filter hook ø6.35 ø12.70( ✴✴052✴✴) / ø15.88(✴✴070✴✴) od32 id26 using drain pump (optional) for m8-m10 no. Name remark unit : mm ✴✴05...
Page 8: Indoor Unit Installation
E- 8 indoor unit installation ensure that the ceiling is strong enough to support the weight of the indoor unit. Before hanging the unit, test the strength of each attached suspension bolt. C c c c a a a a u u u u t t t t ii ii o o o o n n n n you must install the suspension bolts more than four whe...
Page 9: Purging The Unit
E- 9 english purging the unit to prevent dirt or foreign objects from getting into the pipes during installation, do not remove the pinch pipe completely until you are ready to connect the piping. N n n n o o o o tt tt e e e e on delivery, the indoor unit is loaded with refrigerant gas. All this gas...
Page 10
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 ◆ the inside of copper tube must be clean & has no dust. The connection procedure for the refrigerant pipes varies according to th...
Page 11: Cutting/flaring The Pipes
Cutting/flaring the pipes e- 11 english outer diameter torque (kgf•cm) 6.35 mm (1/4") 140~170 9.52 mm (3/8") 250~280 12.70 mm (1/2") 380~420 15.88 mm (5/8") 440~480 19.05 mm (3/4") 990~1210 22.23 mm (7/8") 990~1210 make sure that you have the required tools available (pipe cutter, reamer, flaring to...
Page 12
Performing leak test & insulation to check for gas leaks on the indoor unit, check the connection part of each refrigerant pipe by using a leak detector. Once you have checked that there are no leaks in the system, you can insulate the piping and hose. To avoid condensation problems, place t13.0 or ...
Page 13
Drain pipe and drain hose installation e- 13 english 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 or left side of the base pan. Install the drain hose as short as p...
Page 14
Drain pipe and drain hose installation (continued) prepare a little water about 5 liter. Open the cover of water supply intake by turning and pulling the cover. (only for ✴✴035✴✴) 1 pour water into the the indoor unit as shown in figure. 2 confirm that the water flows out through the drain hose. 3 t...
Page 15
E- 15 english connecting the connection cord the indoor unit is powered from the outdoor unit via the connection cord. Remove the screw on the electrical component box and remove the cover plate. 1 route the connection cord through the side of the indoor unit and connect the cable to terminals; refe...
Page 16
Connecting the connection cord (continued) wiring and communication cable connection connect the power cable, which is connected with the outdoor unit and supplied by another source, making sure that the power cable terminal should not be changed. The f3 and f4 communication cable may be cross-conne...
Page 17: Adjusting Air Flow
E- 17 h si l g n e adjusting air flow e. S. P(external static pressure) setting for phase control motor with its phase control motor, you can adjust the indoor unit fan speed depending on the installation condition. If the external static pressure is high so that the duct becomes longer or if the ex...
Page 18: Setting Up The Mode Option
E- 18 setting up the mode option setting option setup method prepare of the option setup mode. 1 for example) option code : enter the option setup mode and select your option according to the following procedure. 2 a. Take out the batteries of remote control. B. Press the button simultaneously and i...
Page 19
E- 19 english press the button, then the default value is . Press the button to set the display panel to . ◆ every time you press the button, the display panel reads repeatedly. ... Press the button to set the display panel to . ◆ every time you press the button, the display panel reads repeatedly. ...
Page 20
Setting up the mode option (continued) press the button. 4 when you press the button towards the indoor unit, the sound 'ding' or 'diriring' is heard and the power indicator of the display flashes at the same time. Then the option code setting is completed. (if the sound is not heard, press the butt...
Page 21
E- 21 english assigning address to indoor unit before installing the indoor unit, assign an address to the indoor unit according to the air conditioning system plan. 1 the address of the indoor unit is assigned by adjusting main(sw02) and rmc(sw04) rotary switches. 2 it is required to set the rmc ad...
Page 22: Additional Functions
Compensation for lost temperature in heating operation ◆ reduces the difference between an actual room temperature and a sensed temperature by the air conditioner when heating. Adjusting filter cleaning cycle ◆ you can adjust the cycle for filter sign indicator. K5 2°c compensation 5°c compensation ...
Page 23
E- 23 h si l g n e external control you must adjust the k11 when you use external control. K11 no use of external control use of external control switch no. Switch on switch off you can use external control when the k11 switch is turned off. Operation on/off function cn83(red) operation on operation...
Page 24
E- 24 filter replacement (optional) there are 2 kinds of air inlet as follows; they should be installed according to the following instruction. Bracket filter 2 filter 2 cap filter 1 accessories appearance installation diagram when air enters back side when air enters bottom side when air enters bac...
Page 25
E- 25 english the shape and installation method are subject to change according to the models. Insert another pad between the indoor unit and the support. 4 when air enters back side fix the indoor unit support to the top of the air inlet with screws. 1 put pads on the support. 2 put the indoor unit...
Page 26
E- 26 drain pump installation (optional) separate the bracket of the indoor unit and fix it with the drain pump. 1 connect the drain pump and the flexible hose pump. 2 ◆ insert the flexible hose pump into a hole of the indoor unit. ◆ connect the flexible hose to the connection of the drain pump with...
Page 27
E- 27 english connect the float switch of the drain pump(yellow) and power supply unit(black) to the pcb of the indoor unit. 4 adjust k4 dip switch(sw05) to the "off" position. 5 check water leakage of the drain hose port and the drain pipe after completing installation. 6 use a cable tie for managi...
Page 28: Troubleshooting
Troubleshooting e- 28 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 & display unit led display...
Page 29
E- 29 english ● on flickering x off ◆ if you turn off the air conditioner when the led is flickering, the led is also turned off. ◆ if you re-operate the air conditioner, it operates normally at first, then detect an error again. [self diagnosis] power voltage detection between indoor and outdoor un...
Page 30: Troubleshooting (Continued)
E- 30 troubleshooting (continued) wired remote controller ◆ if an error occurs, is displayed on the wired remote controller. ◆ if you would like to see an error code, press the test button. Outdoor unit explanation remark display indoor unit communication error indoor/outdoor unit communication time...
Page 31
E- 31 english indoor unit explanation display indoor unit communication reception error communication error between the outdoor and indoor unit indoor unit temperature sensor (short/open) indoor unit eva in sensor (short/open) indoor unit eva out sensor (short/open) indoor unit eva in sensor secessi...
Page 32: Parts List
E- 32 receiver & display unit accessories sts 2s-2x10 tapped screw 4 2s-4x12 tapped screw 2 owner’s instructions 1 concealed type ◆ receiver & display unit ◆ wire kit ◆ receiver & display unit ◆ wire kit standard type m4x16 tapped screw 7 owner’s instructions 1 cable-tie 2 cable clamp 5 battery 2 re...
Page 33
Electronics printed in korea eh035eav_im_e_25807 3/24/06 7:21 pm page 34.
Page 34: Installation
E s f db98-27564a(1) n ai s s u r h si l g n e l o Ñ ap s e si a Ç n a rf o n ai l ati s Ê u g ut r o p h c st u e d a ki n h § § e installation manual uh035cav uh052cav uh070cav system air conditioner (cooling and heating) uh026eav im_e_24005-2 2006.3.23 8:53 pm page 27.
Page 35: Safety Precautions
E- 2 safety precautions the following safety precautions must be taken when using your air conditioner. ◆ the unit should not be installed by the user. Ask the dealer or authorized company to install the units except room air conditioners for the u.S.A and canada area. ◆ if the unit is installed imp...
Page 36: Contents
E- 3 english ■ preparation for outdoor unit installation ........................................................ 5 ■ deciding on where to install the outdoor unit .............................................. 6 ■ outdoor unit installation ..............................................................
Page 37
E- 4 type of outdoor unit a design model heat pump uh035cav r410a uh052cav b c uh070cav uh026eav im_e_24005 12/29/05 10:56 am page 4.
Page 38
E- 5 english preparation for outdoor unit installation moving the outdoor unit by wire rope fasten the outdoor unit by two 8m or longer wire ropes as shown at the figure. To prevent from damage or scratches, insert a piece of cloth between the outdoor unit and rope, then move the unit. Plate protect...
Page 39
Deciding on where to install the outdoor unit e- 6 outdoor unit ◆ the outdoor unit must not be placed on its side or upside down, as the compressor lubrication oil will run into the cooling circuit and seriously damage the unit. ◆ choose a location that is dry and sunny, but not exposed to direct su...
Page 40
E- 7 english 300 or more ❋ when the air outlet is opposite the wall 1500 or more ❋ when the air outlet is towards the wall 300 or more 300 or more 600 or more ❋ when 3 sides of the outdoor unit are blocked by the wall 1500 or more 2000 or more ❋ the upper part of the outdoor unit and the air outlet ...
Page 41
Deciding on where to install the outdoor unit (continued) e- 8 unit : mm 1500 or more ❋ when the air outlet is towards the wall 300 or more 300 or more 1500 or more 600 or more 3000 or more 300 or more 3000 or more 600 or more 600 or more 300 or more 1500 or more 600 or more 600 or more 600 or more ...
Page 42: Outdoor Unit Installation
Outdoor unit installation e- 9 english fix the outdoor unit with anchor bolts. ◆ the anchor bolt must be 20mm or higher from the base surface. N n n n o o o o tt tt e e e e type c 660 880 310 340 364 anchor bolt hole type b type a 660 880 310 340 364 543 790 280 319 340 anchor bolt hole anchor bolt ...
Page 43: Connecting The Cable
E- 10 connecting the cable two electronic cables must be connected to the outdoor unit. The connection cord between indoor unit and outdoor unit. The power cable between outdoor unit and auxiliary circuit breaker. Specially for russian and european market, before installation, the supply authority s...
Page 44
E- 11 english wiring diagram of power cable when using elb for 1 phase elb mccb mccb power supply electrical component box indoor unit main power wire connection wire communication wire cable clamp ◆ outdoor unit ◆ you should connect the power cable into the power cable terminal and fasten it with a...
Page 45
Connecting the cable (continued) e- 12 wiring diagram of connection cord indoor unit outdoor unit uh026eav im_e_24005 1/6/06 5:44 pm page 12.
Page 46
Connecting the refrigerant pipe e- 13 h si l g n e l1 l0 h refrigerant piping system refrigerant piping system table max. Allowable length actual pipe length l0 + h + l1 allowable height length actual pipe length h 49.2ft or less 39.4ft or less 98.4ft or less 65.6ft or less pipe length or height uh0...
Page 47
Connecting up and removing air in the circuit e- 14 the air in the indoor unit and in the pipe must be purged. If air remains in the refrigeration pipes, it will affect the compressor, reduce to cooling capacity and could lead to a malfunction. Refrigerant for air purging is not charged in the outdo...
Page 48: Cutting / Flaring The Pipes
E- 15 english 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. R...
Page 49: Insulation
E- 16 insulation before completing the installation (insulation of the hose and piping), you must check that there are no gas leaks. To check for gas leaks on the... Then, using a leak detector, check the... Outdoor unit valves on sections a and b. Performing leak tests connecting the drain hose to ...
Page 50: Using Stop Valve
E- 17 english using stop valve cap service port axis sealing point ◆ when you use the service port, always use a charging hose, too. ◆ check the leakage of refrigerant gas after tightening the cap. ◆ must use a spanner and wrench when you open/tighten the stop valve. C c c c a a a a u u u u t t t t ...
Page 51: Adding Refrigerant
E- 18 adding refrigerant the outdoor unit is loaded with sufficient refrigerant for the standard piping. Thus, refrigerant must be added if the piping is lengthened. This operation can only be performed by a qualified refrigeration specialist. For quantity of adding refrigerant, refer to page 19. Ch...
Page 52
E- 19 h si l g n e model indoor unit outdoor unit uh035cav uh052cav uh070cav “q”(r410a) “p” eh035cav eh052cav eh070cav 0~49.2ft : - - - - 0.21 oz/ft - - 0.11oz/ft 24.6ft 24.6ft 24.6ft 49.2~65.6 ft :0.16 oz/ft - i.E. 1 indoor unit if you have used more than “p”, add "q" of refrigerant for extra meter...
Page 53: Checking Correct Grounding
E- 20 checking correct grounding if the power distribution circuit does not have an earth or the ground does not comply with specifications, an grounding electrode must be installed. The corresponding accessories are not supplied with the air conditioner. Select an grounding electrode that complies ...
Page 54: Setting Up Option Switches
E- 21 english setting up option switches display led red led grn led yel k2 k1 check mode off display pattern 1 2 3 red green yellow meaning normal mode test operation at cooling mode test operation at heating mode blink on 1 2 3 4 number of press time (k1) operation operation condition led pattern ...
Page 55: Testing Operations
E- 22 testing operations check the power supply between the outdoor unit and the auxiliary circuit breaker. ◆ single phase power supply: l, n 1 check the indoor unit. 2-1 check that you have connected the power and communication cables correctly. (if the power cable and communication cables one mixe...
Page 56: Troubleshooting
E- 23 english troubleshooting if an error occurs during the operation, it is displayed on the outdoor unit pcb. Outdoor unit off blink on red green led display no. Yellow meaning ipm over current(o.C) comp starting error comp lock error dc-link voltage under/over error outdoor temp sensor error disc...
Page 57: Parts List
E- 24 receiver & display unit accessories sts 2s-2x10 tapped screw 4 2s-4x12 tapped screw 2 owner’s instructions 1 concealed type ◆ receiver & display unit ◆ wire kit ◆ receiver & display unit ◆ wire kit standard type m4x16 tapped screw 7 owner’s instructions 1 cable-tie 2 cable clamp 5 battery 2 re...
Page 58
Electronics uh026eav-im-24005a(1)-g 12/30/05 12:53 pm page 26.