Lennox T?Class TSA*S4 Units Скачать руководство пользователя страница 28 | Manualshive

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Содержание T?Class TSA*S4 Units

Страница 1: ...rting on page 9 to avoid damaging the service valve s internal seals INSTALLATION INSTRUCTIONS T Classt TSA S4 Units M and T Voltages AIR CONDITIONER 506663 01 11 10 Supersedes 506418 01 TABLE OF CONT...

Страница 2: ...036S4N41T 24 1 4 616 29 1 4 743 TSA048S4N41T and M 28 1 4 724 37 1 4 925 TSA060S4N41T and M 28 1 4 724 33 1 4 845 Typical Unit Parts Arrangement GROUND LUG CONTROL CUTOUT FOR HIGH VOLTAGE CONDUIT OR C...

Страница 3: ...ide and do not supersede local codes in any way Consult authorities who have jurisdiction before installation TORQUE REQUIREMENTS When servicing or repairing heating ventilating and air conditioning c...

Страница 4: ...liquid line valve sizes and 5 16 for vapor line valve sizes to back the stem out counterclockwise as far as it will go Operating Ball Type Service Valve 1 Remove stem cap with an appropriately sized...

Страница 5: ...the pressure ratio meets a certain value or when the suction pressure is as high as 20 psig Compressor suction pressures should never be allowed to go into a vacuum Prolonged operation at low suction...

Страница 6: ...away from windows Two 90 elbows installed in line set will reduce line set vibration Figure 5 Placement and Slab Mounting New Outdoor Unit Placement See Unit Dimensions on page 2 for sizing mounting s...

Страница 7: ...to communicate the following points Model TSA S4 and size of unit e g 060 Line set diameters for the unit being installed as listed in table 2 and total length of installation Number of elbows and if...

Страница 8: ...ROOF RAFTER TAPE OR WIRE TIE To hang line set from joist or rafter use either metal strapping material or anchored heavy nylon wire ties 8 FEET 2 43 METERS STRAP THE VAPOR LINE TO THE JOIST OR RAFTER...

Страница 9: ...stem may result in ignition of the refrigerant and oil mixture Check the high and low pressures before applying heat WARNING When using a high pressure gas such as dry nitrogen to pressurize a refrige...

Страница 10: ...AWAY FROM SERVICE VALVE Flow regulated nitrogen at 1 to 2 psig through the low side refrigeration gauge set into the liquid line service port valve and out of the suction vapor line service port valv...

Страница 11: ...CE VALVES POINT FLAME AWAY FROM SERVICE VALVE PREPARATION FOR NEXT STEP 7 WARNING 1 FIRE PERSONAL INJURY OR PROPERTY DAMAGE will result if you do not wrap a wet cloth around both liquid and suction li...

Страница 12: ...ifice housing Take care not to twist or damage distributor tubes during this process G Remove and discard check expansion valve and the two Teflon rings H Use a field provided fitting to temporary rec...

Страница 13: ...DISTRIBUTOR ASSEMBLY A Remove the field provided fitting that temporary reconnected the liquid line to the indoor unit s distributor assembly B Install one of the provided Teflon rings around the stub...

Страница 14: ...UNIT HIGH LOW NITROGEN A With both manifold valves closed connect the cylinder of HFC 410A refrigerant to the center port of the manifold gauge set Open the valve on the HFC 410A cylinder vapor only...

Страница 15: ...and indoor unit until the absolute pressure does not rise above 500 microns 29 9 inches of mercury within a 20 minute period after shutting off the vacuum pump and closing the manifold gauge valves F...

Страница 16: ...per NEC Install power wiring and properly sized disconnect switch NOTE Units are approved for use only with copper conductors Ground unit at disconnect switch or to an earth ground SIZE CIRCUIT AND I...

Страница 17: ...A Run 24VAC control wires through hole with grommet and secure with provided wire tie B Make 24VAC thermostat wire connections Locate the two wires from the contactor and make connection using field...

Страница 18: ...Page 18 506663 01 11 10 Figure 14 Typical Field Wiring Diagram M Voltage 380 420v 3PH 50Hz...

Страница 19: ...Page 19 TSA S4 SERIES Figure 15 Typical Field Wiring Diagram T Voltage 220 240v 1PH 50Hz...

Страница 20: ...for loose connections 3 After evacuation is complete open the liquid line and suction line service valves to release the refrigerant charge contained in outdoor unit into the system 4 Replace the ste...

Страница 21: ...ARGE IN LIQUID PHASE CONNECTIONS FOR TESTING AND CHARGING GAUGE SET A C D LOW HIGH B SUCTION LINE SERVICE PORT CONNECTION Figure 17 Gauge Set Setup and Connections WHEN TO CHARGE Warm weather best Can...

Страница 22: ...6 15 78 23 23 23 22 22 21 21 20 19 18 17 16 15 14 76 22 22 22 21 21 20 19 19 18 17 16 15 14 13 74 21 21 21 20 19 19 18 17 16 16 15 14 13 12 72 20 20 19 18 17 17 16 15 15 14 13 12 11 10 70 19 19 18 18...

Страница 23: ...t to call for cooling 7 Allow temperatures and pressures to stabilize NOTE If necessary block outdoor coil to maintain325 375 psig 8 Record liquid line temperature LIQ ______ 9 Measure liquid line pre...

Страница 24: ...4 156 115 45 507 152 497 147 487 148 498 149 492 157 Temperature of the air entering the outside coil Table 6 HFC 410A Normal Operating Pressures Liquid 10 and Suction 5 Psig 3 Phase TSA S4 50Hz Inter...

Страница 25: ...rvice or maintenance turn the electrical power to unit OFF at disconnect switch es Unit may have multiple power supplies WARNING Improper installation adjustment alteration service or maintenance can...

Страница 26: ...d by spraying unpressurized water from inside coil surface to the outside the mesh may be removed by first removing the top of the unit which will allow for removal of the wire cage 3 Then using plier...

Страница 27: ...t switches are ON Check for any blown fuses or tripped circuit breakers Verify unit access panels are in place Verify air filter is clean If service is needed locate and write down the unit model numb...

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