Danfoss Turbocor TT Series

4.6.2 Solenoid Coil Harness
Figure 4-30 Solenoid Coil Harness
4.6.2.1 Solenoid Coil Harness Removal and Installation
Fordetails,refertoSection4.6.4SolenoidandCoilRemovalandInstallationonpage75.
4.6.3 Solenoid Verification
• • • CAUTION • • •
Whenactuatorcoilsareremovedfromthesolenoids,theymustbereplacedinthesamelocation.Incorrectinstallationcanresultin
damagetocompressorcomponents.

4.6.3.1 Resistance Measurement of Cooling Solenoid Coils
1. Isolatecompressorpower.
2. RemovetheServiceSideCover.RefertoSection4.1.3.1ServiceSideCoverRemovalandInstallationon
page54.
3. DisconnecttheCompressor-CoolingSolenoidCoilConnector(J16)fromtheBackplane.
4. Setthemultimeterforresistancemeasurement.RefertoTable4-10SolenoidCoilResistanceRangeson
page74tofindtheexpectedresistancefortheleftandrightCompressor-CoolingCoils.
5. TomeasuretheresistanceacrosstheleftCompressor-CoolingSolenoidCoil,placethemeterprobesat
Pins1and3ofthecableconnector.RefertoFigure4-32CompressorCoolingSolenoidCoilCable
Connectoronpage74.
6. TomeasuretheresistanceacrosstherightCompressor-CoolingCoil,placethemeterprobesatPins5
and6ofthecableconnector.RefertoFigure4-32CompressorCoolingSolenoidCoilCableConnector
onpage74.
Figure 4-31 Backplane - J16 Connector

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