R and V Works FF6 Technical Information

CompressorManualApplication

Compressor Application Manual8• Dehumidifier that works at an evaporatortemperature of over 0oC (32oF).Heat absorption by the refrigerant willdepend o

Compressor Application Manual9When choosing the replacement model,it is very important to check the class ofthe original compressor. As you know,the c

Compressor Application Manual10IIIFigure 2 - Compressor labelFigure 3 - Compressor label forR 600a refrigerant fluidFigure 4 - Compressor label for R

Compressor Application Manual11Before changing any part of the refrigerationsystem, the good refrigeration professionalundertakes a full diagnosis to

Compressor Application Manual12Example:PROBLEMThe refrigerator refrigerates too much(1st column in Table of Main RefrigeratorProblems - Part 1).POSSIB

Compressor Application Manual13Table of Main RefrigeratorProblems - Part 1IVNo voltage at power supplyVery low voltage at power supplyVery high voltag

Compressor Application Manual14Table of Main RefrigeratorProblems - Part 2Condenser improperly fixed - metal tubes touching 8.1Partial blockage in tub

Compressor Application Manual15IV1 - Problems and Solutions1.1 - Voltage1.1.1 - No voltage at power supplyCheck using a voltmeter or testlamp.1.1.2 -

Compressor Application Manual162.2 - Wrong connection at the terminal boardCheck the connections using therefrigerator's electrical diagram.2.3 -

Compressor Application Manual174 - Thermostat4.1 - Thermostat switched offTurn the thermostat button to maximum(coldest) and see if the compressor sta

This manual may not be reproduced in whole or partwithout prior permission from EMBRACO.

Compressor Application Manual184.6 - Thermostat making noiseInform the user that a clicking noise isnormal when the thermostat switches onand off. In

Compressor Application Manual195.2 - Faulty overload protectorTherTherTherTherThermal prmal prmal prmal prmal protector 3/4"otector 3/4"otec

Compressor Application Manual206 - Start RelayRemove the compressor relay, check to see if thestart relay is to specification. The relays for highstar

Compressor Application Manual216.2 - EM electromechanical relay6.2.1 - With the relay in any position,check if there is continuitybetween relay termi

Compressor Application Manual226.3 - PTC RelayWith the help of an ohmmeter, measurethe ohmic resistance between terminals2 and 3. At room temperature,

Compressor Application Manual237 - Starting Capacitor7.1 - Incorrect starting capacitorCheck if the capacitance and voltagevalues are suitable for the

Compressor Application Manual248 - Pipes and Components8.1 - Condenser improperly fixed -metal tubes touchingWith the compressor in operation, checkth

Compressor Application Manual258.3 - Capillary blockage due to water /wax / paraffinCheck if ice has formed at the entranceto the evaporator. Warm thi

Compressor Application Manual268.4 - Dirty / covered condenseror no air circulationClean the condenser and unblockthe air passages.9 - Noise caused by

Compressor Application Manual2711 - Wrong Locationfor the Refrigerator11.1 - Ventilation and other causesThe refrigeration system must not beplaced ne

Compressor Application Manual1PageI. Introduction ... 03II. Refrigeration circuit ...

Compressor Application Manual2813 - Refrigerator without Freezer Tray13.1 - Missing or wrong use of the trayCheck if the dividing tray is being useda

Compressor Application Manual2917 - Refrigerant Fluid17.1 - Expansion of refrigerantin evaporatorExplain to the customer that it isnormal that there i

Compressor Application Manual30compressors with the letter "X" (FF BXand FF HBX) in their name or FGcompressors with the specific relayto ch

Compressor Application Manual3119.3 - Compressor with current leakageto the housingConnect the megohmeter terminals tothe common pin of the hermeticte

Compressor Application Manual3219.4 - Incorrect compressorinstallation / fixationCheck if the rubber grommets are tootight. If so, loosen them, other

Compressor Application Manual3319.7 - Compressor with internal noiseIf the noise continues after analyzingall the aspects described above, it might

Compressor Application Manual34After completing all the analyses on possible faultsin the refrigeration system, you will be able todecide whether the

Compressor Application Manual35The comprThe comprThe comprThe comprThe compressor must not be switched onessor must not be switched onessor must not b

Compressor Application Manual3614 - Soldering rods;15 - Brazing flux;16 - Vacuum gauge;17 - Oxy-acetylene or axi-gas welding equipment;18 - Device for

Compressor Application Manual37• Undo the connections from the electrical startingand protection devices;• Remove all oxidation and paint using sandpa

Compressor Application Manual2

Compressor Application Manual38V3 - How to Remove the Filter DrierRemember that changing the compressor alsorequires a change of the filter drier, in

Compressor Application Manual39available for refrigeration professionals to recycleused refrigerants. More information may beobtained from the refrige

Compressor Application Manual40VTo complete the cleaning operation, proceed asfollows:• Place a fast coupling on the return lineand connect it on the

Compressor Application Manual41• Braze the filter into the condenser and capillary.Do not unnecessarily heat the body of the filterdryer, and take gre

Compressor Application Manual42VAt the other end of this tube, install a fast coupling orsimilar register to make the vacuum and gas charge.6 - Cautio

Compressor Application Manual43With R 600a, the systems in this range of insidevolume may only have 36-48 grams (1.3-1.7 ounces),that is, approximatel

Compressor Application Manual44V10.2 -10.2 -10.2 -10.2 -10.2 - If you are using scales and charge-receiver cylinder:a) Weigh the empty cylinder. T

Compressor Application Manual45totally empty, switch on theresistance of the charge cylinder toincrease the pressure and releasethe refrigerant to the

Compressor Application Manual461 - Embraco Compressor TubesThe drawings and tables in the sequence showthe position, diameters and tube material of th

Compressor Application Manual47Process TubeDischarge TubeSuction TubeGroundingTerminalVIVIFigure 30 - EM Compressor with copper tubesFigure 31 - EM co

Compressor Application Manual3IntroductionIDear refrigeration professional!Since its incorporation in March 1971, Embracohas been doing its utmost to

Compressor Application Manual48Process TubeDischarge TubeSuction TubeGroundingTerminalFigure 32 - F/EG compressor with copper tubesProcess TubeDischar

Compressor Application Manual49Process TubeDischarge TubeSuction TubeGroundingTerminalFigure 34 - PW compressor with copper tubesProcess TubeDischarge

Compressor Application Manual502 - Filter DriersThere are filter driers suitable for each refrigerantfluid. See the following table:3 - Start Capacito

Compressor Application Manual51CompressorCapacitor to beused in capillarysystemsCapacitor to beused in expansionvalve systemsThe relays of the aforeme

Compressor Application Manual52One of the power leads must be connectedto the thermal protector and the other to theterminal 2 of the PTC (see fig. 36

Compressor Application Manual53Figure 37 - Short relay without capacitor Figure 38 - Short relay with capacitorTerminal 13Terminal 11Terminal 13Termin

Compressor Application Manual54CompressorType ofMotorMinimum Sta-bilizer CapacityPW, EMFF BK, FF HBKFG AK, FG HAKFF BX, FF HBXLSTLSTLST/HSTLST/HSTMini

Compressor Application Manual555 - WaterA little water in the sealed unit can cause freezingand block the capillary outlet. The blockage,although part

Compressor Application Manual56VI7 - Models of CompressorsPWBasic typeCompressor rated displacementRefrigerantMotor TypeMaximum rated motor torqueComp

Compressor Application Manual57EMBasic typeValve systemCompressor capacityRefrigerantNIHILR 12Efficiency level / applicationElectric equipmentN - Stan

Compressor Application Manual4The following figure shows you the essentialcomponents for the operation of mostrefrigeration circuits.RefrigerationCirc

Compressor Application Manual58VIEGL - LBPM - L/M/HBPH - HBPR - RelayP - PTC + run capacitor (optional)C - PTC + run capacitor (mandatory)X - Relay +

Compressor Application Manual59FBasic typeFGS60HAElectrical systemEfficiency levelApproximate compressor displacement (for FG compressors,approximate

Compressor Application Manual608 - Compressor Label9 - General Information for Useof R 134a and R 600a compressors• Compressors with the letter "

Compressor Application Manual61• The compressors cannot undergo starting or highvoltage tests under vacuum conditions. AllEmbraco compressors have alr

Compressor Application Manual62VI• Due to the sensitivity of the ester oils used inR 134a compressors, the followingrecommendations are necessary (whi

Compressor Application Manual63• To prevent excessive water in thecompressor, the tubes must be kept sealedat all times. The rubber plugs must only be

Compressor Application Manual64VII1 - Impacts1.1 - WaterIn a refrigeration system using acompressor that operates with R 12(compatible with mineral an

Compressor Application Manual65In the event of partial blockage, thesystem's performance drops in proportionto the size of the blockage. If compl

Compressor Application Manual66VIIFigure 43 - Graphs comparing hygroscopicity between ester oil and mineral oil1.3 - HygroscopicityA property characte

Compressor Application Manual67The R 134a does not blendwith mineral or syntheticoils (non-miscible).SYNTHETIC ORMINERAL OIL+R 12ESTER OIL+R 134aSYNTH

Compressor Application Manual5We will show below how a basic refrigerationsystem works:The compressor draws in the refrigerant fluid fromthe evaporato

Compressor Application Manual68VII1.6 - Chemical Compatibility1.6.1 - Non-miscible ResidueNon-miscible residues are thosethat remain dissolved in the

Compressor Application Manual69The main incompatibleproducts are:Water, Alkaline and ChlorinatedProducts.The presence of these productscan cause an in

Compressor Application Manual70VIIApproximately 90% of the Earth's ozone is locatedin a natural layer immediately above the Earth'ssurface,

Compressor Application Manual71Some CFCs can live in the atmosphere for morethan 120 years, that is, they do not dissociate in thelower atmosphere (tr

Compressor Application Manual722.1 - How is the ozone destroyed?CFC molecule.At the 1st stage, ultravioletrays breaksthe linkof a chlorineatom inthe C

Compressor Application Manual733 - Maintenance of domesticrefrigeration system3.1 - BlendsNormally consisting of two or threerefrigerant fluids of the

Compressor Application Manual74VII• Due to problems of chemicalcompatibility, the filter drier normallyused for a system that operates withR 12, shall

Compressor Application Manual75– It requires all components of the system to befree from contamination (alkaline substances,grease, wax, water, paraff

If after these instructions you still havedoubts, please do not hesitate to call us.WWWWWrite to Embraco:rite to Embraco:rite to Embraco:rite to Embra

Disclaimer of LiabilityThe compressors here into introduced were designed for strictly use andapplication according to their respective specifications

Compressor Application Manual6The compressor is a very important item in therefrigeration circuit. Its function is to circulate therefrigerant fluid i

Soluções.comSubject to alteration without previous notice. - Code 00007 - Date February2008-Version 01.www.embraco.com^Rui Barbosa, 1020 -89219-901 -

Compressor Application Manual7The compressor motors appropriate forthese two systems are called:LST – Low Starting Torqueused in capillary systems.HST