
1© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2CoreSense™ Diagnostics v2.11 for Copeland Discus™ CompressorsAE8-1368 R2Dece
10© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2The E2 should look like Figure 4.1.4.1 Dip Switch Confi guration CoreSense
11© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2the network setup by following these steps:1. From the main menu select 7 (
12© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2This will open the suction group setup screen as shown below in Figure 4.7.
13© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R21. Press F2 (Next Tab) until the Stage Setup screen is displayed.2. Under
14© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Figure 4.10 – ISD Setup Screen (General Tab)Figure 4.11 – ISD Setup Screen
15© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R23. Press F5 (Setup)4. Press F2 (Next Tab)The E2 screen should look like F
16© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R24.15 LanguageThe LCD display on the CoreSense Diagnostics control module c
17© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2As with other alarms in the E2, the alarms associated with the Copeland Dis
18© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Figure 4.21 – Detailed Status Screen (Alarm History Tab)Figure 4.20 – Detai
19© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2The screen will display each of the related events in a table format with a
2© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2 6.26 Control Module Failure Lockout 6.27 Sensor Module Failure 6.28 H
20© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2• Flashing Green: An indication that there is a warning condition. The comp
21© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Figure 6.1Current Sensor Current MeasuringSensor ModuleAdvanced Motor Prote
22© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Priority Type EventControl module LCD DisplayControl module LED Delay Time1
23© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Priority Type EventControl module LCD DisplayControl module LED Delay Time2
24© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R26.4 Emergency Work-Around ProceduresIn the event that a compressor fails t
25© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Has the rack controller issued a run command?Is the compressor running?Norm
26© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Is the compressor OFF?Has the rack controller issued a run command?Does the
27© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Note: Welded Contactor looks for the presence of motor voltage after the c
28© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Module Low Voltage TripSensor Module input voltage must be greater than 16.
29© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Verify if the CT connector is connected to the sensor moduleNoConnection Lo
3© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2As with all conditions, the status of the compressor and the display code ar
30© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Rack Controller Lockout6.10The rack controller, in rare instances, may dete
31© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Fault Temperature ProbeThe temperature probe is an “NTC” device. Its resis
32© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Fail-Safe Inoperable6.12The fail-safe feature exists for conditions involvi
33© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Locked Rotor Trip / LockoutNormal Operation Perform normal locked rotor dia
34© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2No Communication Are termination jumpers properly set (At compressor an
35© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2No Communication to Rack Controller (Continued)6.14bAmber or Red lights of
36© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Motor Temperature TripMotor temperature protection for 4D and 6D compressor
37© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Is the control module to sensor module communication harness properly plugg
38© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Unloader ShortUnplug the connector to the unloader coilIs the coil resistan
39© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Unloader OpenUnplug the connector to the unloader coilIs the coil resistanc
4© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R21.2.2 Remote ResetThe oil pressure lockout may be reset through the E2 or r
40© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Contactor Coil LockoutTurn off the pilot circuit and “open” the motor power
41© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Protector TripThis fault pertains to 2D and 3D compressors with internal li
42© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Voltage Imbalance TripCheck compressor power supplied to the contactor. Is
43© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Low Suction Pressure TripIs the suction pressure below 5 psi?Will the press
44© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Phase Loss Trip / LockoutA phase loss trip occurs if one or two phases of t
45© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2No 3-Phase PowerNo 3-phase power fault occurs if a run command has been sen
46© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Normal Running Low Oil Pressure Followed ByLow Oil Pressure LockoutIs oil
47© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Control Module Failure Lockout6.26The Control Module Failure Lockout code r
48© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Sensor Module Failure6.27The Sensor Module Failure code results when the mo
49© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2High Discharge Pressure TripIs the Service Valve Open?Is the system dischar
5© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Digital modulation will be available for the 3D, 4D and 6D compressor. The E
50© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Discharge Temperature Trip / Lockout6.29Is the head temperature probe readi
51© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Discharge Temperature Trip / LockoutWith Demand Cooling 6.29 bIs liquid bei
52© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Current Overload TripThis fault is a result of continuous compressor curren
53© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Rapid Compressor Cycling with Constant Demand; Contactor ChatterInspect for
54© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Discharge Temperature Probe Fault TripThis fault occurs when there is an “o
55© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Comp Low Voltage Trip / Lockout**This condition will result in a Lockout af
56© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R27.0 Service Instructions7.1 Control Module ReplacementIn the event of a c
57© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2• 24VAC input power to the sensor module• 24VAC output power to the contr
58© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R27.5 Temperature Probe InspectionErroneous temperature probe readings may be
59© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R28. Remove access cover on control module (two screws).9. Unplug RS-485 co
6© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R22.1 Mounting and InstallationThe Copeland Discus compressor with CoreSense
60© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Figure 7.4 – 4D Terminal Box Connections6. Install the terminal box on the
61© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2• Remove terminal box grounding strap• Remove the compressor motor sensor
62© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R214.0 Installation of the compressor (6D)1. Mount the new compressor in th
63© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Appendix A
64© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2137894562MOTOR WINDINGCONNECTIONSWHEN CHECKING MOTOR PROTECTION SYSTEM:MODU
65© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2123789123789137892L 1T 3T 2T 1L 3L 2L 1T 3T 2T 1L 3L 2C1C2TDC2C1CONTROLSTDP
66© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2123ACROSS THE LINE CONNECTEDLINE VOLTAGE010203MOTOR WINDING CONNECTIONS052-
67© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2
68© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2
69© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Appendix Bv
7© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Refer to Figure 2.2 for sensor module lead connections. 2.2.2 Fan Connectio
70© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Appendix CTransformer Selection And Contactor ControlPower requirements for
71© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Table C-2 shows the recommended class 2 transformer for individual compress
72© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Example of transformer size calculation when contactor is directly powered
73© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2 • Wire size shown in this table is suggested when contactor coil is pow
74© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Wiring schematic showing the use of a pilot duty relay to control contactor
75© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Appendix DDielectric Test (Hi-Pot), Megger, of Copeland Discus Compressors
76© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Appendix E2D Drawing With Demand Cooling
77© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R23D Drawing With Demand Cooling
78© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R24D Drawing With Demand Cooling
79© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R26D Drawing With Demand Cooling
8© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2“terminated” (refer to Figure 2.6).The communications wire to the compressor
80© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2CONFIDENTIALITY NOTICETHIS DRAWING AND INFORMATION CONTAINED HEREIN ARE THE
81© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2CONFIDENTIALITY NOTICETHIS DRAWING AND INFORMATION CONTAINED HEREIN ARE THE
82© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R24D Compressor Drawing
83© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R26D Compressor Drawing
84© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R2Appendix FTechnical SupportFor technical support or assistance in resolving
9© 2012 Emerson Climate Technologies, Inc.Printed in the U.S.A.AE8-1368 R22.8 CoreSense Diagnostics v2.11 Model NumbersFactory built Discus compresso
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