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38VYM

R-410A

GB - 6

Refrigerant connections

Charge liquid - no gas.

Protect copper tubes during storage.

Use tools designed for R-410A - higher pressure.
Keep inside clean.

2-stage vacuum pump. Replace oil regularly.

No moisture.
No dust.

No leak.
No mineral oil.

Neat.

Dry nitrogen brazing.

Vacuum.

Min.

– 100 kPa

(– 755 mmHg)

1/2” UNF (R-410A)
7/16” UNF (R-22)

Содержание 38VYM Series

Страница 1: ...38VYM L L O Y D S R E G I S TER QUALIT Y A S S U R A N C E IS O 900 1 R 410A INSTALLATION MANUAL...

Страница 2: ...70 higher than R 22 Be sure that servicing equipment and replacement components are designed to operate with R 410A R 410A refrigerant cylinders are pink R 410A refrigerant cylinders have a dip tube...

Страница 3: ...A mm 800 800 800 B mm 590 800 800 C mm 300 300 300 D mm 508 508 508 E mm 146 146 146 F mm 330 330 330 kg kg 50 64 65 38VYM 28 38VYM 32 Model 38VYM 18 28 32 A mm 100 100 100 B mm 250 250 250 C mm 500...

Страница 4: ...s designed with chargeless specification For 38VYM 28 and 38VYM 32 models connection of only one indoor unit is not allowed Two or more units must be connected A4 A3 A2 A1 H Table I Connections 38VYM...

Страница 5: ...owed for the mains supply circuit The mains supply must be connected to the outdoor unit Connect indoor and outdoor units with field supplied copper pipes by means of flare connections Use insulated s...

Страница 6: ...wet before connection Disconnecting the refrigerant connections after installation as this will cause refrigerant leaks Connecting the condensate drain pipe to the outdoor unit Predominant head winds...

Страница 7: ...otect copper tubes during storage Use tools designed for R 410A higher pressure Keep inside clean 2 stage vacuum pump Replace oil regularly No moisture No dust No leak No mineral oil Neat Dry nitrogen...

Страница 8: ...the wall using the bracket kit Connect tubing in accordance with the limits shown on Table II Connections Finger tighten the fitting several turns then tighten it with a wrench by applying the tighten...

Страница 9: ...vacuum with a vacuum pump connected to the service connection of the suction shut off valve as shown keeping the shut off valves completely shut until a 50 Pa 0 5 mbar vacuum has been reached Now ope...

Страница 10: ...1 2 3 A1 A2 1 2 3 1 2 3 A3 A4 A3 1 2 3 Terminal box legend Earth L Live power supply N Neutral power supply 1 Connection indoor outdoor unit 2 Connection indoor outdoor unit 3 Connection indoor outdo...

Страница 11: ...th L Live power supply N Neutral power supply 1 Connection indoor outdoor unit 2 Connection indoor outdoor unit 3 Connection indoor outdoor unit Indoor unit Outdoor unit Main switch Time delay fuse or...

Страница 12: ...rs to indoor unit A4 This only refers to model 38VYM 32 Make certain the refrigerant pipes and the electrical connection lines between the indoor unit and the outdoor unit have the same colours and re...

Страница 13: ...as flashing turns OFF Reconnect the red connector At the end of the test if there is a fault code the yellow LED D800 flashes and the red LEDs that indicate the defect remain ON see table The compress...

Страница 14: ...posal in this case after removal the unit must be delivered to an appropriate disposal centre or the original dealer Shut off the liquid valves with the Allen wrench Turn the indoor units ON in coolin...

Страница 15: ...io 9 20058 Villasanta MI Italy Tel 039 3636 1 The manufacturer reserves the right to change any product specifications without notice Order No 13812 74M10 January 2003 Supersedes Order No 13812 74M10...