Thermo 90 S / Thermo 90 ST 9Repair
901
9 Repair
9.1 General
This section describes the repair work which is permitted
on the heater when it has been removed. Any further
dismantling will invalidate the warranty.
Only use the spare parts from the appropriate spare parts
kits for assembling the heater.
9.1.1 Work on stripped-down components
CAUTION
All seal elements between the dismantled components
must be removed and new ones fitted.
9.1.1.1 Cleaning
• Clean all stripped down components.
9.1.1.2 Visual inspection
• Check all components for damage (cracks,
deformation, wear, etc.) and fit new ones if necessary.
• Inspect the plugs and cables for corrosion, loose
contacts, crimping faults, etc. and repair them if
necessary.
• Check plug contacts for signs of corrosion and to
ensure they are secure. Repair them if necessary.
