Lennox TSA036S4N41 Page 1 Installation Instructions Manual Download | Manualshive

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Summary of Contents for TSA036S4N41

Page 1: ...1 Evacuating the System 12 Servicing Unit Delivered Void of Charge 13 Electrical Connections 13 Start Up and Charging Procedures 15 System Operation 18 Maintenance 19 Owner Information 19 Optional Acc...

Page 2: ...t lb 11 NM Sheet metal screws 16 in lb 2 NM Machine screws 10 28 in lb 3 NM Compressor bolts 90 in lb 10 NM Gauge port seal cap 8 ft lb 11 NM USING MANIFOLD GAUGE SETS When checking the system charge...

Page 3: ...turn an additional 1 12 turn clockwise as illustrated in figure 2 NOTE A label with specific torque requirements may be affixed to the stem cap If the label is present use the specified torque NOTE T...

Page 4: ...ghten and use an appropriately sized wrench to turn an additional 1 12 turn clockwise as illustrated in figure 2 NOTE A label with specific torque requirements may be affixed to the stem cap If the la...

Page 5: ...ressures reach 0 psig close the suction line valve 4 Check gauges after shutdown to confirm that the valves are not allowing refrigerant to flow back into the low side of the system SEE NOTES BELOW TH...

Page 6: ...eld fabricated refrigerant lines as listed in table 2 Model Table 2 Refrigerant Line Set Field Connections Liquid Suction Line Line 036 3 8 in 7 8 in 042 10 mm 22 mm 048 3 8 in 1 1 8 in 060 10mm 29mm...

Page 7: ...TION LINE STRAPPING MATERIAL ONLY AROUND SUCTION LINE ONLY TAPE OR WIRE TIE 8 FEET METAL SLEEVE TAPE OR WIRE TIE STRAP THE SUCTION LINE TO THE JOIST OR RAFTER AT 8 FEET INTERVALS THEN STRAP THE LIQUID...

Page 8: ...n on the liquid line service valve and out of the valve stem port connection on the suction service valve The TXV metering device at the indoor unit coil will allow low pressure nitrogen to flow throu...

Page 9: ...emove any shipping clamps holding the liquid line and distributor assembly 3 Disconnect the equalizer line from the TXV equalizer line fitting on the suction line 4 Remove the suction line sensing bul...

Page 10: ...ery machine 4 After all of the liquid refrigerant has been recovered switch the recovery machine to suction recovery so that all d the HCFC 22 suction is recovered Allow the recovery machine to pull a...

Page 11: ...in figure 20 or 20 ft lb 5 Attach the suction line sensing bulb in the proper orientation as illustrated in figure 22 using the clamp an screws provided NOTE Insulating the sensing bulb once installed...

Page 12: ...ystem earlier is measurable with a leak detector 11 Check all joints for leaks Page 12 506058 01 02 08 WARNING IMPORTANT Evacuating the system of non condensables is critical for proper operation of t...

Page 13: ...ning intheoil Itmaybenecessary to replacethefilterdrierseveraltimesto achievethe required drynesslevel If systemdryness is not verified thecompressorwill fail in thefuture Refertotheindoor unitinstall...

Page 14: ...demand is satisfied Terminal Y1 is de energized 5 Compressor contacts K1 1 K1 2 and K1 3 are de energized 6 K1 1 K1 2 and K1 3 open and compressor B1 and outdoor fan motor B4 are de energized and stop...

Page 15: ...contained in outdoor unit into the system Check airflow using the Delta T DT process using the illustration in figure 27 DETERMINING CHARGE METHOD Use the illustration in figure 28 to determine the c...

Page 16: ...d Line Ounces per 5 feet g per 1 5 m Set Diameter adjust from 15 feet 4 6 m line set 3t8 9 5 mm 3 ounce per 5 85 g per 1 5 m NOTE If line length is greater than 15 ft 4 6 m add this amount If line len...

Page 17: ...t is added I or removed verify l_ If value is MORE charge using the I than shown remove Approach Method I refrigerant I If value is LESS than shown add refrigerant 10 Subtract to determine subcooling...

Page 18: ...152 8 69 197 3 85 254 1 100 317 2 116 396 0 131 481 6 147 586 8 39 115 8 55 155 5 70 200 6 86 258 0 101 321 8 117 401 3 132 487 8 148 593 8 40 118 0 56 158 2 71 203 9 87 262 0 102 326 4 118 406 7 133...

Page 19: ...ower CFM Refer to the unit information service manual for pressure drop tables and procedure 4 Belt Drive Blowers Check belt for wear and proper tension 5 Check all wiring for loose connections 6 Chec...

Page 20: ...from heating mode to cooling mode to maintain predetermined comfort settings Temperature Indicator The temperature indicator displays the actual room temperature PROGRAMMABLE THERMOSTATS Your Lennox s...

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