Technical data

HL 90 9 Repair
901
9Repair
9.1 General
This section describes the repairs that may be
performed on the air heater HL 90 when removed. Any
further disassembly will void the warranty.
For re-assembly only components of the original spare
part kits are to be used.
9.1.1 Work on Components after Disassembly
All gaskets located between disassembled components
must always be replaced and discarded.
9.1.1.1 Cleaning
• All components disassembled must be cleaned with
cleaning spirit and subsequently blown dry with air.
9.1.1.2 Visual Inspection
• Examine all components for damages (cracks,
deformation, wear, etc.) and replace as necessary.
• Examine connectors and wiring for corrosion,
loose contacts, wrong crimping, etc. and repair as
necessary.
• Check terminals for corrosion and contacts for
security. Repair as required.