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Heating/A/C - IHKA Control Panel Button Caps Are Broken

SI B64 14 10
Heating and Air Conditioning

January 2011
Technical Service

SUBJECT
IHKA Control Panel Button Caps Are Broken

MODEL
E60, E61 (5 Series)
E63, E64 (6 Series)

SITUATION
IHKA control panel button caps are broken.

CAUSE
Defective button caps

PROCEDURE

Do not replace the complete IHKA (Integrated Heating and Air Conditioning, Automatic) control panel.

Replace the button caps per ISTA (Integrated Service Technical Application) Repair Instruction 64 11 324 and 64 11 323 "Replace the button caps on the heater control".





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