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Installation and operation manual

Air-cooled refrigeration condensing unit

English

Installation and operation

manual

Air-cooled refrigeration condensing unit

LRMEQ3BY1
LRMEQ4BY1

LRLEQ3BY1
LRLEQ4BY1

Содержание LRLEQ3BY1

Страница 1: ...Installation and operation manual Air cooled refrigeration condensing unit English Installation and operation manual Air cooled refrigeration condensing unit LRMEQ3BY1 LRMEQ4BY1 LRLEQ3BY1 LRLEQ4BY1...

Страница 2: ...1700 1000 500 HU a b 100 100 c d e eB eD A B C D E HB HD A B C 200 300 1000 A B C E 200 300 1000 1000 500 D 1000 D E 1000 1000 500 B D HD HU 300 1000 HD HU 250 1500 HU HD HU 300 1500 B D E HB HD HB H...

Страница 3: ...ktiver med senere ndringer Direktiv med f retagna ndringar Direktiver med foretatte endringer Direktiivej sellaisina kuin ne ovat muutettuina v platn m zn n Smjernice kako je izmijenjeno ir nyelv ek s...

Страница 4: ...vastaava kyll stysl mp tila M C Kylm aine N Varmuuspainelaitteen asetus P bar Valmistusnumero ja valmistusvuosi katso mallin nimikilpi Maxim ln p pustn tlak PS K bar Minim ln maxim ln p pustn teplota...

Страница 5: ...ektiver med senere ndringer Direktiv med f retagna ndringar Direktiver med foretatte endringer Direktiivej sellaisina kuin ne ovat muutettuina v platn m zn n Smjernice kako je izmijenjeno ir nyelv ek...

Страница 6: ...astaava kyll stysl mp tila M C Kylm aine N Varmuuspainelaitteen asetus P bar Valmistusnumero ja valmistusvuosi katso mallin nimikilpi Maxim ln p pustn tlak PS K bar Minim ln maxim ln p pustn teplota T...

Страница 7: ...igerant 19 5 6 5 To fix the fluorinated greenhouse gases label 19 5 7 Connecting the electrical wiring 20 5 7 1 Field wiring Overview 20 5 7 2 Guidelines when knocking out knockout holes 21 5 7 3 Guid...

Страница 8: ...door unit on page 12 2 Remove the accessories a 1 b 1 c 1 d 1 a 1 b 1 c 1 d 1 e 1 f 1 g 1 a General safety precautions b Outdoor unit installation and operation manual c Fluorinated greenhouse gases l...

Страница 9: ...n the following cases When the design pressure is insufficient Minimum design pressure 2 5 MPa or 25 bar When the path to the heat exchanger has been routed so that the flow of refrigerant is from bot...

Страница 10: ...en the following into account Select the pipe size nearest to the required size Use the suitable adapters for the change over from inch to mm pipes field supply The additional refrigerant calculation...

Страница 11: ...chnical information of the expansion valve manufacturer take into account the subcooling ratio K for the liquid refrigerant in the table below For LRMEQ3 4 Subcooling ratio K Te 20 C 15 C 10 C 5 C 0 C...

Страница 12: ...cable 2 wires Vinyl cords 0 75 1 25 mm Maximum wiring length 130 m 5 Installation 5 1 Opening the units 5 1 1 To open the outdoor unit DANGER RISK OF ELECTROCUTION DANGER RISK OF BURNING 1 1 2 5 2 Mou...

Страница 13: ...a hexagon wrench into the stop valve and turn the stop valve counterclockwise 3 When the stop valve cannot be turned any further stop turning 4 Install the stop valve cover Result The valve is now ope...

Страница 14: ...ay blow off the pinched piping Failure to observe the instructions in procedure below properly may result in property damage or personal injury which may be serious depending on the circumstances Use...

Страница 15: ...ingly 5 3 5 To connect the refrigerant piping to the outdoor unit NOTICE Be sure to use the supplied accessory pipes when carrying out piping work in the field Be sure that the field installed piping...

Страница 16: ...may have entered the piping first carry out the vacuum drying procedure below until all moisture has been removed All piping inside the unit has been factory tested for leaks Only field installed ref...

Страница 17: ...r first pre charge a portion of refrigerant through the liquid line either open the outdoor unit stop valves or keep them closed See 5 6 3 To charge refrigerant on page 18 for more information 5 5 To...

Страница 18: ...erant until the determined additional refrigerant amount is reached or pre charging is not possible anymore and then close valves B and C 4 Do one of the following If Then The determined additional re...

Страница 19: ...ylinder with one that has more refrigerant remaining If the piping length is long replenishing while the liquid line stop valve is fully closed may lead to activation of the protection system causing...

Страница 20: ...use c Power supply including earth sheathed cable d Low noise switch e Remote operation switch f Transmission g Caution signal h Warning signal i Run signal j Operation signal NOTICE The operation out...

Страница 21: ...mote 3 Connect the low noise switch as follows B A C F1 F2 X2M D NOTICE Low noise switch If you want to remotely turn ON OFF low noise operation see setting 2 18 you must install a low noise switch Us...

Страница 22: ...nals c Remote operation switch low noise switch transmission 8 Route the wiring through the frame and connect it to it Routing through the frame a b a b 2 1 a Power supply cable and output signal cabl...

Страница 23: ...2P X1M X3M X2M MULTI DEMAND L N O P SLAVE MASTER IND TEST HWL MODE BS1 BS5 Push buttons H1P H7P 7 LEDs display H8P NOT used for field settings ON OFF Flashing Push buttons Use the push buttons to make...

Страница 24: ...m The system starts operating according to the setting BS2 X b a BS3 1 c BS3 1 d BS3 1 Action Button display 5 Quit mode 2 BS1 1 6 1 7 Mode 1 and default situation Monitoring settings In mode 1 and in...

Страница 25: ...7 to set parameters for the low noise levels default Correction of evaporating temperature only setting 2 13 applies Adjustment of fan and compressor speed only setting 2 17 applies Correction of evap...

Страница 26: ...the compressor for oil leakage If there is an oil leak try to repair the leak If the repairing is unsuccessful call your local dealer Air inlet outlet Check that the air inlet and outlet of the unit i...

Страница 27: ...lfunction 4 Display the first character of the error code BS3 1 Possible characters E H F J L P U 5 Display the second character of the error code BS2 1 Possible characters 1 2 3 4 5 6 7 8 9 A C 6 Qui...

Страница 28: ...n thermistor failure Open circuit or shortcircuit 0 Caution Faulty connection of sensor Defective sensor Connect the sensor properly Replace defective component Heat exchanger inlet thermistor failure...

Страница 29: ...on the inside of the front cover Stacked units max 2 levels See figure 3 on the inside of the front cover A1 A2 A1 If there is danger of drainage dripping and freezing between the upper and lower unit...

Страница 30: ...0 V F3U A1P Fuse T 6 3 A 250 V F4U Fuse T 1 0 A 250 V F4U A1P Fuse T 6 3 A 250 V F5U A1P Fuse T 6 3 A 250 V HAP A P Running LED service monitor is green H P A1P LED service monitor is orange K1M A2P M...

Страница 31: ...and contact the dealer where you purchased the unit Do not use the system until a service person confirms that the portion where the refrigerant leaks is repaired 12 2 After sales service and warrant...

Страница 32: ...point temperature too high Set the setpoint appropriately Check if there are no high temperature articles stored in the room showcase Always store articles after they have cooled down Check if the doo...

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