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Sanden SD5H11 - User Manual

Sanden SD5H11
33 pages
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SD Compressor
Service Manual
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Summary

Cautionary Information

3.1 Pressure Release

Procedures for safely releasing internal pressure before working on the compressor.

3.2 Recovery of Refrigerant

Guidelines for proper refrigerant recovery and recycling to prevent atmospheric discharge.

R134 a Information

4.1 R134 a; PAG Oil Handling Precautions

Essential precautions for handling R134a refrigerant and PAG oils, focusing on system compatibility.

Compressor Specifications

6.4 Assembly Torques

Lists torque specifications for various assembly components of the compressor.

Tools

Service Procedures

9. TROUBLESHOOTING CHART

A diagnostic chart to identify and resolve common compressor symptoms and issues.

Inspection Procedures

10.1 Leak Checking

Methods for detecting refrigerant leaks using visual, soap bubble, and electronic detectors.

10.2 Oil Level Measurement (In Vehicle)

Step-by-step guide for checking and adjusting the oil level in a vehicle-mounted compressor.

10.3 Shaft Turning Smoothness Inspection

How to check for internal compressor damage by assessing shaft rotation smoothness.

10.4 Clutch Inspection

Procedures for inspecting the compressor clutch, including voltage, current, and air gap.

10.6 Unusual Noises Due to Compressor

Diagnosing noises that are caused by the compressor itself, such as suction or valve noise.

Oil Charging

13.1 Compressor Repaired Internally and Reinstalled in the System

Procedure for draining, measuring, and refilling oil after internal compressor repair.

13.4 Oil Charge Determination for Long Hose Applications

Methods to determine the correct oil charge for systems with long hoses or large refrigerant amounts.

Clutch Service

Shaft Seal Service

15. Replacement of Lip Type Shaft Seal (SD5 H14, SD7 B10, SD7 H13, SD7 H15)

Comprehensive guide for replacing the lip type shaft seal on specific Sanden compressor models.

Cylinder Head; Valve Plate Service

Thermal Protector Switch Service

High Pressure Relief Valve Service

Converting R-12 Systems to R134 a

19.1 Recommended Procedures for Sanden R-12 Compressors Retrofitted with R134 a

Explains R134a use in R-12 systems, lubricant change, and potential issues.

19.2 Sandens Procedure for Conversion from R-12 to R134 a

Detailed Sanden procedure for retrofitting R-12 systems to R134a, including parts and oil.

Summary

Cautionary Information

3.1 Pressure Release

Procedures for safely releasing internal pressure before working on the compressor.

3.2 Recovery of Refrigerant

Guidelines for proper refrigerant recovery and recycling to prevent atmospheric discharge.

R134 a Information

4.1 R134 a; PAG Oil Handling Precautions

Essential precautions for handling R134a refrigerant and PAG oils, focusing on system compatibility.

Compressor Specifications

6.4 Assembly Torques

Lists torque specifications for various assembly components of the compressor.

Tools

Service Procedures

9. TROUBLESHOOTING CHART

A diagnostic chart to identify and resolve common compressor symptoms and issues.

Inspection Procedures

10.1 Leak Checking

Methods for detecting refrigerant leaks using visual, soap bubble, and electronic detectors.

10.2 Oil Level Measurement (In Vehicle)

Step-by-step guide for checking and adjusting the oil level in a vehicle-mounted compressor.

10.3 Shaft Turning Smoothness Inspection

How to check for internal compressor damage by assessing shaft rotation smoothness.

10.4 Clutch Inspection

Procedures for inspecting the compressor clutch, including voltage, current, and air gap.

10.6 Unusual Noises Due to Compressor

Diagnosing noises that are caused by the compressor itself, such as suction or valve noise.

Oil Charging

13.1 Compressor Repaired Internally and Reinstalled in the System

Procedure for draining, measuring, and refilling oil after internal compressor repair.

13.4 Oil Charge Determination for Long Hose Applications

Methods to determine the correct oil charge for systems with long hoses or large refrigerant amounts.

Clutch Service

Shaft Seal Service

15. Replacement of Lip Type Shaft Seal (SD5 H14, SD7 B10, SD7 H13, SD7 H15)

Comprehensive guide for replacing the lip type shaft seal on specific Sanden compressor models.

Cylinder Head; Valve Plate Service

Thermal Protector Switch Service

High Pressure Relief Valve Service

Converting R-12 Systems to R134 a

19.1 Recommended Procedures for Sanden R-12 Compressors Retrofitted with R134 a

Explains R134a use in R-12 systems, lubricant change, and potential issues.

19.2 Sandens Procedure for Conversion from R-12 to R134 a

Detailed Sanden procedure for retrofitting R-12 systems to R134a, including parts and oil.

Sanden SD5H11 Specifications

General IconGeneral
BrandSanden
ModelSD5H11
CategoryAir Compressor
LanguageEnglish

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