BI619954
Edition 03.2009
General Information
Fig 2-3
Grounding harness (Left) and Grounding rod (Right)
2.3.5
Suggestions and Precautions
• • • • • • • • • • • • • •
Hold the components while removing them and take care that no nuts, bolts and screws fall off in the process. Always aside the components and tools and keep it in place after usage. Type of bolt is to be taken as hexagonal (grade 8.8) if not specified. Always mark torque points with permanent marker pen, after applying torque. Always erase torque marking after removal of hardware. Wear ESD shoes and apron while working with Electrostatic Sensitive Devices. Use Loctite (Grade-242) for locking screws and threads. For an assembly with multiple screws and bolts provide the specified torque in stepped manner. For details of tools refer to annexure 8.1 Special tools. Torque wrenches used have the torque range of 0-100 Nm Always use new high tension (HT) spring washers. All tools and torque values are as per DIN 25201 and RTBT 3047 For position nos. of material given refer to the assembly drawings and partlists. Always make and check the electrical connections as per the circuit diagram.
Siemens Ltd. A5E01511750J/ 4M-2601-1645240 AC
Shovel 295HD/ HR DCC Operation & Maintenance Manual
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