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38GL...G / 38GLS...G

38YY...G / 38YYS...G

INSTALLATION MANUAL

LL

O

Y

D

'S

R

E

G

IS

TE

R QUALIT

Y

A

S

S

U

R

A

N

C

E

I S O 900 1

Summary of Contents for 38GL...G

Page 1: ...38GL G 38GLS G 38YY G 38YYS G INSTALLATION MANUAL 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...

Page 2: ...rigerant connections 6 8 Electrical connections 9 10 Electrical data 10 Pump down and refrigerant circuit 11 Unit maintenance 12 Troubleshooting and guide for the owner 12 ATTENTION INSTALLERS AND SER...

Page 3: ...kPa Under no circumstances must sanitary type copper pipe be used 3 1 2 Mod Pipe diameter Pipe diameter Gas Liquid Gas Liquid Suction Liquid Suction Liquid mm inches 18 12 70 6 35 1 2 1 4 24 28 15 87...

Page 4: ...018G 1090 8 15 38GL S 024G 1265 8 15 220 150 38GL S 028G 2100 8 30 100 38GL S 036G 1980 8 40 450 38GL S 048G 3300 8 70 300 38YY S 018G 1530 8 15 38YY S 024G 1900 8 30 370 150 38YY S 028G 2340 8 30 10...

Page 5: ...of flare connections Use insulated seamless refrigeration grade pipe only Cu DHP type according to ISO1337 degreased and deoxidized suitable for operating pressures of at least 4200 kPa and for burst...

Page 6: ...piping to get wet before connection Disconnecting the refrigerant connections after installation this will cause refrigerant leaks Connecting the condensate drain pipe to the outdoor unit Predominant...

Page 7: ...liquid no gas 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...

Page 8: ...ends of the tubing Remove protective caps from copper tube ends Position tube end downward cut the tube to the requested length and remove the burrs with a reamer Do not leave system open to atmosphe...

Page 9: ...r and cover any possible cracks in the insulation Fix the pipes to the wall with hooks or conduits l j k h g a b c d f e g c i h Cooling 2 Maximum conditions Outdoor temperature 43 C Indoor temperatur...

Page 10: ...or circuit breaker see table IV Electrical data 10 100 10 120 Terminal box legend Earth L Live power supply N Neutral power supply R Live connection indoor outdoor unit C Neutral connection indoor ou...

Page 11: ...of a least 3 mm The mains supply connecting cable must be H07 RN F type or higher synthetic rubber insulation with neoprene coating according to EN 60335 2 40 Note All field electrical connections are...

Page 12: ...Compressor Metering device Strainer Vapor valve Liquid valve Service pressure port Additional pressure port Indoor unit coil Liquid distributor Cooling metering device Heating metering device Addition...

Page 13: ...harge pressure too low Refrigerant charge too low add refrigerant Outdoor coil dirty or obstructed clean or remove obstructions Indoor unit air filter dirty clean filter Suction pressure too high Refr...

Page 14: ...o 9 20058 Villasanta MI Italy Tel 039 3636 1 The manufacturer reserves the right to change any product specifications without notice Order No 13881 74M10 March 2003 Supersedes Order No 13881 74M10 Oct...

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