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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

Содержание LRMEQ3BY1

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

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...

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Страница 5: ...label 16 5 6 Connecting the electrical wiring 17 5 6 1 Field wiring Overview 17 5 6 2 Guidelines when knocking out knockout holes 18 5 6 3 Guidelines when connecting the electrical wiring 18 5 6 4 To...

Страница 6: ...accessories from the outdoor unit 1 Remove the service cover See 5 1 1 To open the outdoor unit on page 9 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 precaut...

Страница 7: ...to top When the copper piping or fan is corroded When the heat exchanger is contaminated Foreign materials including oils for fabrication must be 30 mg 10 m Reuse allowed In other cases than above yo...

Страница 8: ...e diameter of the outdoor unit stop valve 15 9 mm to that of the field piping 19 1 mm B C b c Piping between piping branching Use diameters depending on the total capacity of the indoor units connecte...

Страница 9: ...The operation switch is located in the switchbox see illustration below R E M O T E OFF O N The operation switch can be set to the following three positions Operation switch setting Function OFF Unit...

Страница 10: ...ng the paint field supply 4 Attach the cable s ends Tighten those ends 5 3 Connecting the refrigerant piping DANGER RISK OF BURNING 5 3 1 Using the stop valve and service port To handle the stop valve...

Страница 11: ...w Check for refrigerant leaks after tightening the service port cover NOTICE Thread locking fluid Before reattaching the service port cover apply thread locking fluid to the screw thread NOT to the co...

Страница 12: ...the unit without a dryer installed Possible consequence Equipment malfunction Install a dryer on the liquid piping Dryer type 80 g 100 molecular sieve equivalent DML083 DML083S Danfoss made Where how...

Страница 13: ...example a to prevent snow and small animals from entering the system a WARNING Provide adequate measures to prevent that the unit can be used as a shelter by small animals Small animals that make con...

Страница 14: ...ion of the system higher than the design pressure of the indoor unit 2 Test for leaks by applying a bubble test solution to all piping connections 3 Discharge all nitrogen gas NOTICE Make sure to use...

Страница 15: ...e stop valve g Gas line stop valve A Valve A B Valve B C Valve C 2 Open valves B and C 3 Pre charge refrigerant until the determined additional refrigerant amount is reached or pre charging is not pos...

Страница 16: ...to charge the unit even if the opening of the liquid line stop valve is adjusted If this is the case replace the cylinder with one that has more refrigerant remaining If the piping length is long repl...

Страница 17: ...1M S1T Y1S Ry 0 S2T NC TeS1 No T1 T1 E1H t Ry0 t Ry 1 K1M S1T H1P P1 P2 W1 C C1 R X3M X1M L2 N L1 L3 B X2M A D C F1 F2 Ry 0 Ry 0 K1M Ry 0 Ry 0 Ry 0 K1M Ry 1 Y1S 3D111889 A e c a b i j k h f b d B B b...

Страница 18: ...es when knocking out knockout holes NOTICE Precautions when making knockout holes Avoid damaging the casing After making the knockout holes we recommend you remove the burrs and paint the edges and ar...

Страница 19: ...power supply is pulled loose from the stress relief NOTICE Never connect the power supply to terminal blocks X2M or X3M Otherwise the entire system may break down NOTICE Output signals The outdoor un...

Страница 20: ...de 1 and 2 Mode Description Mode 1 monitoring settings Mode 1 can be used to monitor the current situation of the outdoor unit Some field setting contents can be monitored as well Mode 2 field setting...

Страница 21: ...information See 6 1 7 Mode 1 and default situation Monitoring settings on page 21 Example 7 LEDs display Mode 1 See 8 1 1 To display the error codes of the latest malfunctions on page 24 6 1 6 To use...

Страница 22: ...ating temperature during low noise operation With this setting the target evaporating temperature set with settings 2 0 and 2 1 can be corrected for low noise operation see setting 2 18 default 1 C 2...

Страница 23: ...nsulation test of the main power circuit Using a megatester for 500 V check that the insulation resistance of 2 M or more is attained by applying a voltage of 500 V DC between power terminals and eart...

Страница 24: ...ly completed normal operation is possible 7 3 3 Correcting after abnormal completion of the test run The test operation is only completed if no malfunction occurs In case of a malfunction perform corr...

Страница 25: ...t the switch properly Replace defective component Outdoor fan motor signal failure Abnormal position of signal of 1 fan motor 4 Caution Abnormal fan motor signal circuit error Broken short or disconne...

Страница 26: ...acle E in the direction of obstacle D HU Height of the unit HB HD Height of obstacles B and D 1 Seal the bottom of the installation frame to prevent discharged air from flowing back to the suction sid...

Страница 27: ...microcurrent 1 mA 12 V DC For instructions on how to use the remote switch refer to the technical engineering data 7 The initial state of SW1 is open normal mode To activate low noise mode close the...

Страница 28: ...result in injury Water pressure Check whether the water pressure is above 1 bar If it is lower add water 12 1 About the refrigerant This product contains fluorinated greenhouse gases Do NOT vent gase...

Страница 29: ...make sure the air can flow freely Malfunction Measure The system operates but cooling is insufficient Check if air inlet or outlet of outdoor or indoor unit is not blocked by obstacles Remove any obs...

Страница 30: ...it fan does not spin During operation The speed of the fan is controlled in order to optimise product operation 14 Relocation Contact your dealer for removing and reinstalling the total unit Moving un...

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Страница 32: ...4P495373 1 2017 07 Copyright 2016 Daikin 4P495373 1 0000000T...

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