Emerson Liebert InteleCool 2 User Manual Download Page 5

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FIGURES

Figure i

Model number designation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv

Figure 1

Unit mounting dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Figure 2

Low volt wiring terminals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Figure 3

Mounting minimum position potentiometer on actuator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Figure 4

Refrigeration system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Figure 5

Enthalpy control setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Figure 6

Dimensional data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Figure 7

Condenser/piping assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Figure 8

Evaporator blower. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Figure 9

Evaporator coil and expansion valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Figure 10 Electric panels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  48
Figure 11 Heater assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  49
Figure 12 Economizer assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  50
Figure 13 Common alarm assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  50
Figure 14 Soft start device. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  51

TABLES

Table 1

Mounting dimensional data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Table 2

Operating modes/contact closures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Table 3

Recommended applications for control options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Table 4

Pressure information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Table 5

Liebert InteleCool2 dimensions, in. (mm) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Table 6

Technical data, 60 Hz - Standard ambient condenser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Table 7

Technical data, 60 Hz - Standard ambient condenser, continued . . . . . . . . . . . . . . . . . . . . . . . . . 22

Table 8

Technical data, 50 Hz - Standard ambient condenser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Table 9

Technical data, 50 Hz - Standard ambient condenser, continued . . . . . . . . . . . . . . . . . . . . . . . . . 24

Table 10

Technical data, 60 Hz - High ambient condenser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Table 11

Technical data, 60 Hz - High ambient condenser, continued . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Table 12

Technical data, 50 Hz - High ambient condenser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Table 13

Technical data, 50 Hz - High ambient condenser, continued . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Table 14

Optional heater capacity, 60 Hz. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Table 15

Optional heater capacity, 50 Hz. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Table 16

Electrical data, 60 Hz - amps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Table 17

Electrical data, 50 Hz - amps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Table 18

Troubleshooting guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Table 19

Refrigeration system parts, 1.5 and 2 ton units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Table 20

Refrigeration system parts, 3 ton units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Table 21

Refrigeration system parts, 4-ton units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Table 22

Refrigeration system parts, 5-ton units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Table 23

Electric panel, 1.5- and 2-ton units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Table 24

Electric panel parts, 3-ton units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Table 25

Electric panel parts, 4-ton unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

Table 26

Electric panel parts, 5-ton unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Table 27

Motor parts, heater, Economizer, 1.5- and 2-ton units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Table 28

Motor parts, heater, Economizer, 3-ton units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Table 29

Motor parts, heater, Economizer, 4-ton units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Table 30

Motor parts, heater, Economizer, 5-ton units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Summary of Contents for Liebert InteleCool 2

Page 1: ...Precision Cooling For Business Critical Continuity Liebert InteleCool 2 User Manual Outdoor Wall Mount Air Conditioner 1 5 5 Tons 50 60 Hz ...

Page 2: ......

Page 3: ... 1 Power Connections 6 2 5 2 Control Connections 7 2 6 Outside Air Damper Optional 8 2 7 Economizer Optional 8 3 0 CHECKLIST FOR COMPLETE INSTALLATION 9 4 0 STARTUP PROCEDURE 10 5 0 OPERATION 11 5 1 Compressorized Cooling 11 5 2 Economizer Cooling Optional 12 5 2 1 Enthalpy Sensor 12 5 2 2 Actuator 12 5 3 Heating Optional 12 5 4 Unit Controls 13 5 4 1 Remote Control Interface 13 5 4 2 High Pressur...

Page 4: ...m 15 6 5 1 Refrigerant Lines 16 6 5 2 Discharge Pressure 16 6 5 3 Thermostatic Expansion Valve 16 6 5 4 Air Cooled Condenser 16 6 6 Compressor 16 6 6 1 Compressor Replacement 18 7 0 SPECIFICATIONS 20 7 1 Dimensional Data 20 7 2 Technical Data 21 8 0 TROUBLESHOOTING 32 9 0 MAINTENANCE INSPECTION CHECKLIST 33 10 0 PARTS 34 ...

Page 5: ...ambient condenser 23 Table 9 Technical data 50 Hz Standard ambient condenser continued 24 Table 10 Technical data 60 Hz High ambient condenser 25 Table 11 Technical data 60 Hz High ambient condenser continued 26 Table 12 Technical data 50 Hz High ambient condenser 27 Table 13 Technical data 50 Hz High ambient condenser continued 28 Table 14 Optional heater capacity 60 Hz 29 Table 15 Optional heate...

Page 6: ... A 460V 3 ph 60 Hz Y 208 230V 3 ph 60 Hz N 200 230 3 ph 50 Hz M 380 415V 3 ph 50 Hz 0 Standard F Fixed Outside Air Damper E Economizer 0 No Heat A 5 kW Heat B 10 kW Heat C 15 kW Heat T Tan Painted Steel Panels C Custom Color Painted Steel Panels A Aluminum Panels R Right Compressor L Left Compressor 0 Standard Supply Return Openings 3 4 or 5 Ton Unit With 3 Ton Supply Return Openings ...

Page 7: ...bration isolating mountings and internal thermal overloads Refrigeration System The refrigeration circuit includes a liquid line filter drier an externally equalized expansion valve and a high pressure switch The system is charged with R 407C refrigerant at the factory Evaporator Coil The evaporator coil is constructed of mechanically expanded copper tubes in enhanced surface aluminum fins A coate...

Page 8: ...aporator filter when conditions are favorable for Economizer cooling It contains a modulating damper spring return direct drive actuator enthalpy control for switchover outside air hood and a mixed air controller set at 55 F 12 8 C Mechanical cooling and Economizer operation do not operate simultaneously Fresh Air Damper Allows outside air to be brought in to meet indoor air requirements Air is dr...

Page 9: ...maintain discharge pressures that will allow the systems to function It is to be used when the outdoor ambient temperature is lower than 50 F 10 C down to 20 F 28 9 C T pack2 This option includes a Low Pressure Switch a Low Pressure Bypass Timer described above and an adjustable Fan Cycle Control which acts as described in the preceding paragraph except that it is adjustable This option package is...

Page 10: ...cealed damage may be discovered later during installation Report any damage to the shipper immediately and file a damage claim Also forward a copy of the damage claim to your Emerson supplier 2 2 Unit Installation The Liebert InteleCool2 unit is installed against and through an outside wall Two 2 openings in the wall are required for the evaporator supply and return Provide 1 2 clearance on wall o...

Page 11: ...5 3 8 137 5 3 8 137 8 203 18 457 14 356 26 660 5 15 32 139 12 305 3 25 32 96 4 1 2 114 37 7 8 962 2 15 32 63 4 5 Ton 42 3 4 1086 30 1 4 768 29 7 8 759 6 1 4 159 6 7 16 164 9 7 8 251 30 762 15 7 8 403 25 25 64 645 1 45 64 43 16 406 61 64 24 6 1 2 165 41 3 4 1060 4 3 8 111 4 or 5 Ton Unit w 3 Ton Openings 42 3 4 1086 28 711 28 711 7 3 8 187 7 3 8 187 8 203 18 457 14 356 37 1 2 952 1 45 64 43 16 406 ...

Page 12: ...n the unit nameplate The Liebert InteleCool2 comes standard with a factory installed circuit breaker accessible through an external access panel An external wall mounted power disconnect switch field supplied may be required for local codes If necessary this switch should be wired according to those codes For access to the electrical enclosure Remove the screws securing the middle panel and pull t...

Page 13: ...r servicing NOTICE Risk of improper installation Can cause equipment damage The original Dual Unit Control part 153054G1 produced through March 2002 is phase sensitive The latest version Dual Unit Control Part 171170G1 is not Refer to specific installation instructions supplied with each control Failure to follow specific instructions may damage the control and or the unit and void the warranty NO...

Page 14: ...g on the unit front panel Next attach the bottom left and right corner of the hood with screws supplied Adjustment Units supplied with Economizer requiring outside air can be adjusted as follows 1 Run motor to fully closed position and disconnect 24 VAC from terminals TR and TR1 2 Connect minimum position potentiometer to terminals P and P1 See Figure 3 T and T1 are disconnected 3 Reconnect 24 VAC...

Page 15: ...ircuit breakers or fuses have proper ratings for equipment installed ___ 7 Control wiring connections completed to optional controls ___ 8 All wiring connections are tight ___ 9 Foreign materials have been removed from in and around all equipment installed shipping materials construction materials tools etc ___ 10 Fans and blowers rotate freely without unusual noise WARNING Risk of electric shock ...

Page 16: ...eck secondary voltage at transformer T1 Voltage at T1 must be 24 VAC 2 5V 5 From the remote control verify proper operation in all modes 6 Make sure all blowers fans and the scroll compressor are rotating in the correct direction 7 Check the current draw on all line voltage components and compare with unit nameplate 8 Check adjustment of the optional outside air damper for the desired balance betw...

Page 17: ...igerant boils and turns to a warm vapor The refrigerant vapor enters the compressor and is compressed resulting in high pressure and temperature After entering the condenser the hot vapor is condensed to a liquid by the air blown across the condenser coil Liquid refrigerant then passes through the thermal expansion valve and into the evaporator The expansion reduces the pressure and temperature to...

Page 18: ...izer and compressorized cooling will never operate at the same time If outdoor conditions meet the required enthalpy sensor setpoint during a cooling cycle the unit will automatically shut down the compressor and begin using outside air 5 2 1 Enthalpy Sensor The enthalpy sensor responds to the total heat content of the outdoor air to provide changeover from compressorized cooling to free cooling o...

Page 19: ...unted in the compressor suction line Electrically it is connected in series with the compressor start circuit which will shut down the compressor and condenser fan if the suction pressure drops below 35 PSIG 241 kPa The switch will automatically reset once the system pressure rises above its cut in setting 60 psig 5 psig 414 kPa 34 kPa This protects the Liebert InteleCool2 in the event the evapora...

Page 20: ...On units supplied with resistance heating an auto reset heater safety and a one time replaceable thermal link protects the unit wiring and prevents excessive heat conditions caused by a dirty air filter or fan failure 5 4 6 Lockout Relay Optional The lockout relay latches the detection of a high pressure condition in the refrigeration circuit and prohibits operation of the compressor until the abn...

Page 21: ...nthalpy sensor 6 4 Heat Heaters can be serviced and or removed from inside through the discharge opening or from outside by removing the top 6 5 Refrigeration System Each month the components of the refrigeration system should be inspected for proper function and signs of wear Since in most cases evidence of malfunction is present prior to component failure periodic inspections can be a major fact...

Page 22: ... pressure drop between bulb location and the suction valve 4 Convert the sum of the two pressures to the saturated temperature 5 Subtract this temperature from the actual suction line temperature The difference is superheat 6 5 4 Air Cooled Condenser Restricted airflow through the condenser coil will reduce the operating efficiency of the unit and can result in high compressor head pressure and lo...

Page 23: ...er procedure It is important to note that successive burnouts of the same system are usually caused by improper cleaning NOTICE Risk of contaminated system Can cause equipment damage Damage to a replacement compressor caused by improper system cleaning constitutes abuse under the terms of the warranty and the WARRANTY WILL BE VOIDED There are two kits that can be used with a complete compressor bu...

Page 24: ... Charge the system with refrigerant Refer to unit serial tag for refrigerant charge amount 11 Apply power and operate system Check for proper operation Suction and discharge pressures will vary with load conditions and coil efficiency The low pressure switch will shut the compressor down if the suction pressure falls below the cutout setting Conversely the high pressure switch will shut down the c...

Page 25: ... psig kPA Minimum psig kPa R 407C Maximum psig kPa R 407C Suction 35 241 90 620 Liquid Approx PSIG kPa 95 F 35 C Ambient 250 290 1723 2000 Maximum 360 380 2480 2618 High Pressure Cutout 400 2756 Based on indoor conditions of 80 F 26 7 C 50 RH with clean filter s ...

Page 26: ...4 1086 30 1 4 768 29 7 8 759 6 1 4 159 6 7 16 164 9 7 8 251 30 762 15 7 8 403 25 25 64 645 83 2108 44 1118 39 1 2 1003 4 or 5 Ton Unit w 3 Ton Openings 41 1041 22 1 2 572 42 3 4 1086 28 711 28 711 7 3 8 187 7 3 8 187 8 203 18 457 14 356 37 1 2 952 83 2108 44 1118 39 1 2 1003 See Table 5 below for dimensions 4 102mm Wu C Entrance for high volt connections Shaded areas indicate a recommended clearan...

Page 27: ...5700 4 6 18300 5 4 27600 8 1 Sensible 14900 4 3 15800 4 6 21900 6 4 Evaporator Air Flow Dry Coil External Static Pressure CFM m3 hr 0 0 IN WG 0 0 Pa 870 1480 930 1580 1300 2210 0 1 IN WG 25 Pa 830 1410 880 1500 1220 2070 0 2 IN WG 50 Pa 780 1320 840 1430 1130 1920 0 3 IN WG 75 Pa 750 1260 800 1360 1030 1750 0 4 IN WG 100 Pa 670 1140 730 1240 920 1560 0 5 IN WG 125 Pa 590 1000 650 1100 820 1390 Eva...

Page 28: ...e 32600 9 6 34900 10 2 Evaporator Air Flow Dry Coil Derate ESP by 0 2 IN WG 50 Pa for ET348 and ET360 External Static Pressure CFM m3 hr 0 0 IN WG 0 0 Pa 2030 3450 2030 3450 0 1 IN WG 25 Pa 1910 3240 1910 3240 0 2 IN WG 50 Pa 1770 3010 1770 3010 0 3 IN WG 75 Pa 1650 2800 1650 2800 0 4 IN WG 100 Pa 1520 2580 1520 2580 0 5 IN WG 125 Pa 1390 2360 1390 2360 Evaporator Air Flow Wet Coil Derate ESP by 0...

Page 29: ...F Total 6 8 23300 Sensible 5 8 19700 43 C 110 F Total 6 5 22100 Sensible 5 7 19400 Evaporator Air Flow Dry Coil External Static Pressure 0 0 Pa 0 0 IN WG 1840 1080 25 Pa 0 1 IN WG 1730 1020 50 Pa 0 2 IN WG 1600 940 75 Pa 0 3 IN WG 1460 860 100 Pa 0 4 IN WG 125 Pa 0 5 IN WG Evaporator Air Flow Wet Coil External Static Pressure 0 0 Pa 0 0 IN WG 1700 1000 25 Pa 0 1 IN WG 1590 930 50 Pa 0 2 IN WG 1460...

Page 30: ...otal 9 5 32500 11 5 39300 Sensible 8 0 27200 8 8 30000 Evaporator Air Flow Dry Coil Derate ESP by 0 15 IN WG 50 Pa for ET347 and ET359 External Static Pressure m3 hr CFM 0 0 Pa 0 0 IN WG 2870 1690 2870 1690 25 Pa 0 1 IN WG 2700 1590 2700 1590 50 Pa 0 2 IN WG 2500 1470 2500 1470 75 Pa 0 3 IN WG 2330 1370 2330 1370 100 Pa 0 4 IN WG 125 Pa 0 5 IN WG Evaporator Air Flow Wet Coil Derate ESP by 0 15 IN ...

Page 31: ...115 F 46 1 C Total 15700 4 6 18000 5 3 27600 8 1 Sensible 14900 4 3 15700 4 6 21900 6 4 Evaporator Air Flow Dry Coil External Static Pressure CFM m3 hr 0 0 IN WG 0 0 Pa 870 1480 930 1580 1300 2210 0 1 IN WG 25 Pa 830 1410 880 1500 1220 2070 0 2 IN WG 50 Pa 780 1320 840 1430 1130 1920 0 3 IN WG 75 Pa 750 1260 800 1360 1030 1750 0 4 IN WG 100 Pa 670 1140 730 1240 920 1560 0 5 IN WG 125 Pa 590 1000 6...

Page 32: ... 38700 11 3 44800 13 1 Sensible 32600 9 6 35100 10 3 Evaporator Air Flow Dry Coil Derate ESP by 0 2 IN WG 50 Pa for ET348 and ET360 External Static Pressure CFM m3 hr 0 0 IN WG 0 0 Pa 2030 3450 2030 3450 0 1 IN WG 25 Pa 1910 3240 1910 3240 0 2 IN WG 50 Pa 1770 3010 1770 3010 0 3 IN WG 75 Pa 1650 2800 1650 2800 0 4 IN WG 100 Pa 1520 2580 1520 2580 0 5 IN WG 125 Pa 1390 2360 1390 2360 Evaporator Air...

Page 33: ...nsible 6 1 20800 40 6 C 105 F Total 7 1 24100 Sensible 5 9 20200 46 1 C 115 F Total 6 5 22300 Sensible 5 7 19500 Evaporator Air Flow Dry Coil External Static Pressure 0 0 Pa 0 0 IN WG 1840 1080 25 Pa 0 1 IN WG 1730 1020 50 Pa 0 2 IN WG 1600 940 75 Pa 0 3 IN WG 1460 860 100 Pa 0 4 IN WG 125 Pa 0 5 IN WG Evaporator Air Flow Wet Coil External Static Pressure 0 0 Pa 0 0 IN WG 1700 1000 25 Pa 0 1 IN WG...

Page 34: ...Total 9 6 32600 11 5 39300 Sensible 8 0 27200 8 8 30000 Evaporator Air Flow Dry Coil Derate ESP by 0 15 IN WG 50 Pa for ET347 and ET359 External Static Pressure m3 hr CFM 0 0 Pa 0 0 IN WG 2870 1690 2870 1690 25 Pa 0 1 IN WG 2700 1590 2700 1590 50 Pa 0 2 IN WG 2500 1470 2500 1470 75 Pa 0 3 IN WG 2330 1370 2330 1370 100 Pa 0 4 IN WG 125 Pa 0 5 IN WG Evaporator Air Flow Wet Coil Derate ESP by 0 15 IN...

Page 35: ... 7 511 7 511 7 511 7 511 Capacity 230V 1ph 9 184 9 184 9 184 9 184 9 184 Capacity 240V 1ph 10 000 10 000 10 000 10 000 10 000 Capacity 208V 3ph n a 7 511 7 511 7 511 7 511 Capacity 230V 3ph n a 9 184 9 184 9 184 9 184 Capacity 240V 3ph n a 10 000 10 000 10 000 10 000 Capacity 460V 3ph n a 9 184 9 184 9 184 9 184 Capacity 480V 3ph n a 10 000 10 000 10 000 10 000 15 kW Capacity 208V 1ph n a n a 11 2...

Page 36: ...00 5 000 5 000 10 kW Capacity 220V 1ph 8 403 8 403 8 403 Capacity 240V 1ph 10 000 10 000 10 000 Capacity 200V 3ph 6 944 6 944 6 944 Capacity 230V 3ph 9 184 9 184 9 184 Capacity 240V 3ph 10 000 10 000 10 000 Capacity 380V 3ph 8 384 8 384 8 384 Capacity 415V 3ph 10 000 10 000 10 000 15 kW Capacity 220V 1ph 12 604 12 604 12 604 Capacity 240V 1ph 15 000 15 000 15 000 Capacity 200V 3ph 10 417 10 417 10...

Page 37: ... 50 28 3 33 5 50 28 3 35 3 50 40 2 50 3 50 ET0607 ET3607 460 3 13 8 16 3 25 13 8 16 3 25 14 1 17 6 25 20 1 25 1 30 15 kW heat option 208 230 1 phase requires two electrical feeds Circuit 1 supplies the compressor condenser 10 kW heat and the evaporator motor Circuit 2 supplies the remaining 5 kW heat Table 17 Electrical data 50 Hz amps Model Volts Phase No Heat 5 kW Heat 10 kW Heat 15 kW Heat Circ...

Page 38: ... print and determine voltage loss Check enthalpy sensor for full CCW or D setting No output from thermostat Check operation of stat Should have voltage output to Y terminal during cooling Unit cycles on high pressure switch Loss or restriction of airflow Check condenser blower assembly for proper operation Check for dirty coil or inlet grille restriction Defective fan cycling control Switch should...

Page 39: ...ser coil clean ___ 2 Motor mount tight ___ 3 Bearings free ___ 4 Refrigerant lines properly supported Refrigeration Cycle ___ 1 Check suction pressure ___ 2 Check head pressure ___ 3 Check superheat ___ 4 Evaporator coil clean ___ 5 Insulation intact Electric Panel ___ 1 Check electrical connections ___ 2 Check operational sequences Notes Signature _________________________________________________...

Page 40: ...7 6 Comp 208 230 3 159148P1 1 7 6 Comp 380 460 3 159148P2 1 Pressure switches High pressure 400 psi 159482P1 1 1 1 1 1 1 1 Fan cycle switch 170 psi 159483P1 Optional feature quantity 1 as required Low pressure 35 psi 159484P1 Optional feature quantity 1 as required Adj Pr Sw for Adj FCC P67 0110 Optional feature quantity 1 as required Filter drier 127185P1 1 1 1 1 1 1 1 7 10 Condenser coil 1 5 3T ...

Page 41: ...si 159482P1 1 1 1 1 1 1 Fan cycle switch 170 psi 159483P1 Optional feature quantity 1 as required Low pressure 35 psi 159484P1 Optional feature quantity 1 as required Adj Pr Sw for Adj FCC P67 0110 Optional feature quantity 1 as required Filter drier 127185P1 1 1 1 1 1 1 7 10 Condenser coil 1 5 3T 159118P1 1 1 1 1 1 1 9 1 Evaporator coil 3T 159180P1 1 1 1 1 1 1 9 1 Thermal expansion valve 3T 1C195...

Page 42: ...1 159152P1 1 Pressure switches High pressure 400 psi 159482P1 1 1 1 1 1 Fan cycle switch 170 psi 159483P1 Optional feature quantity 1 as required Low Pressure 35 psi 159484P1 Optional feature quantity 1 as required Adj Pr Sw for Adj FCC P67 0110 Optional feature quantity 1 as required Filter drier 128177P1 1 1 1 1 1 7 10 Condenser coil 4 5T 159235P1 1 1 1 1 1 9 1 Evaporator coil 4 5T 159237P1 1 1 ...

Page 43: ... 132101P1 1 Pressure switches High pressure 400 psi 159482P1 1 1 1 1 1 Fan cycle switch 170 psi 159483P1 Optional feature quantity 1 as required Low Pressure 35 psi 159484P1 Optional feature quantity 1 as required Adj Pr Sw for Adj FCC P67 0110 Optional feature quantity 1 as required Filter drier 128177P1 1 1 1 1 1 7 10 Condenser coil 4 5T 159235P1 1 1 1 1 1 9 1 Evaporator coil 4 5T 159237P1 1 1 1...

Page 44: ...er N A N A N A N A N A N A N A Contactor compressor 10 4 2 pole E 013A 1 1 1 1 10 4 3 pole 124501P1 1 1 1 Contactor heater 5 kW 10 9 2 pole E 013A 1 1 1 1 10 9 3 pole 124501P1 1 1 1 Contactor heater 10 kW 10 9 2 pole E 011C 1 1 1 1 10 9 3 pole 124501P1 1 1 10 9 3 pole E 0110 1 10 6 Contactor evaporator fan E 0130 1 1 1 1 1 10 6 Contactor evaporator fan E 013A 1 1 10 7 Contactor condenser fan E 013...

Page 45: ... 1 1 10 4 3 pole 124501P1 1 1 10 4 3 pole E 0110 1 1 Contactor heater 5 kW 10 9 2 pole E 013A 1 1 10 9 3 pole 124501P1 1 1 1 1 Contactor heater 10 kW 10 9 2 pole E 011C 1 1 10 9 3 pole 124501P1 1 1 10 9 3 pole E 0110 1 1 Contactor heater 15 kW 10 15 2 pole E 013A 1 1 10 9 2 pole E 011C 1 1 10 9 3 pole E 0110 1 1 10 9 3 pole E 009F 1 1 10 6 Contactor evaporator fan E 0130 1 1 1 1 10 6 Contactor eva...

Page 46: ...501P1 1 1 10 9 3 pole E 0110 1 Contactor heater 15 kW 10 15 2 pole E 013A 1 10 9 2 pole E 011C 1 10 9 3 pole E 0110 1 1 10 9 3 pole E 009F 1 1 10 6 Contactor evaporator fan E 0130 1 1 1 10 6 Contactor evaporator fan E 013A 1 1 10 7 Contactor condenser fan E 013A 1 1 10 8 Time delay relay anticycle 148089P1 1 1 1 1 1 10 16 Heater interlock relay E03 0170 1 1 10 10 Terminal strip 10 position 159468P...

Page 47: ...01P1 1 1 10 9 3 pole E 0110 1 1 Contactor heater 15 kW 10 15 2 pole E 013A 1 10 9 2 pole E 011C 1 10 9 3 pole E 0110 1 1 10 9 3 pole E 009F 1 1 10 6 Contactor evaporator fan E 0130 1 1 1 10 6 Contactor evaporator fan E 013A 1 1 10 7 Contactor condenser fan E 013A 1 1 10 8 Time delay relay anticycle 148089P1 1 1 1 1 1 10 16 Heater interlock relay E 0130 1 1 10 10 Terminal strip 10 position 159468P1...

Page 48: ... bolt 100061 1 1 1 1 1 1 1 8 10 Mount nut S 3380 1 1 1 1 1 1 1 8 4 Grommet washer 127843P1 4 4 4 4 4 4 4 8 5 Screw 147993P1 4 4 4 4 4 4 4 8 6 Grommet tube 127843P2 4 4 4 4 4 4 4 8 7 Spacing sleeve 127843P3 4 4 4 4 4 4 4 Heaters optional 11 1 Heater element 5kW 240V 159170P1 1 1 1 1 1 1 11 1 Heater element 5kW 277V 159170P2 1 11 1 Heater element 10kW 240V 159170P3 1 1 1 1 1 1 11 1 Heater element 10...

Page 49: ...1 1 1 1 8 10 Mount nut S 3380 1 1 1 1 1 1 8 4 Grommet washer 127843P1 4 4 4 4 4 4 8 5 Screw 147993P1 4 4 4 4 4 4 8 6 Grommet tube 127843P2 4 4 4 4 4 4 8 7 Spacing sleeve 127843P3 4 4 4 4 4 4 Heaters optional 11 1 Heater element 5kW 240V 159170P1 1 1 1 1 1 11 1 Heater element 5kW 277V 159170P2 1 11 1 Heater element 10kW 240V 159170P3 1 1 1 1 1 11 1 Heater element 10kW 277V 159170P4 1 11 1 Heater el...

Page 50: ...0061 1 1 1 1 1 8 10 Mount nut S 3380 1 1 1 1 1 8 4 Grommet washer 127843P1 6 6 6 6 6 8 5 Screw 147993P1 6 6 6 6 6 8 6 Grommet tube 127843P2 6 6 6 6 6 8 7 Spacing sleeve 127843P3 6 6 6 6 6 Heaters optional 11 1 Heater element 5kW 240V 159170P1 1 1 1 1 11 1 Heater element 5kW 277V 159170P2 1 11 1 Heater element 10kW 240V 159170P3 1 1 1 1 11 1 Heater element 10kW 277V 159170P4 1 11 1 Heater element 1...

Page 51: ...061 1 1 1 1 1 8 10 Mount nut S 3380 1 1 1 1 1 8 4 Grommet washer 127843P1 6 6 6 6 6 8 5 Screw 147993P1 6 6 6 6 6 8 6 Grommet tube 127843P2 6 6 6 6 6 8 7 Spacing sleeve 127843P3 6 6 6 6 6 Heaters optional 11 1 Heater element 5kW 240V 159170P1 1 1 1 1 11 1 Heater element 5kW 277V 159170P2 1 11 1 Heater element 10kW 240V 159170P3 1 1 1 1 11 1 Heater element 10kW 277V 159170P4 1 11 1 Heater element 15...

Page 52: ...Parts 46 Figure 7 Condenser piping assembly 2 1 4 10 7 8 9 6 Soft start device ...

Page 53: ...Parts 47 Figure 8 Evaporator blower Figure 9 Evaporator coil and expansion valve 3 2 6 4 8 9 10 5 7 11 1 12 TEV systems 1 2 ...

Page 54: ...Parts 48 Figure 10 Electric panels 8 3 11 31 6 12 13 15 4 1 10 Evaporator MF 380 460V 3 phase 200 240V 3 phase 200 240V 1 phase 1 10 8 3 11 31 6 12 13 4 1 10 8 3 11 31 6 12 13 4 9 15 7 16 1A ...

Page 55: ...arallel Connection 15kW 208 230V 1 phase Parallel Connection 5kW 10kW 15kW 380 460V 3 phase Wye Connection 5kW 10kW 15kW 208 230V 3 phase Delta Connection 159171G1 G2 G13 G14 159171G3 G15 159171G4 G5 G6 G16 G17 G18 1 159171G7 G8 G10 G11 G12 G19 G20 G21 G22 G23 G24 ...

Page 56: ...Parts 50 Figure 12 Economizer assembly Figure 13 Common alarm assembly 2 1 3 6 5 4 7 1 3 2 5 4 ...

Page 57: ...Parts 51 Figure 14 Soft start device To compressor capacitor 1 ...

Page 58: ...Parts 52 Notes ...

Page 59: ......

Page 60: ... change without notice Liebert is a registered trademark of Liebert Corporation All names referred to are trademarks or registered trademarks of their respective owners Technical Support Service Web Site www liebert com Monitoring liebert monitoring emerson com 800 222 5877 Outside North America 00800 1155 4499 Single Phase UPS Server Cabinets liebert upstech emerson com 800 222 5877 Outside North...

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