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Rectifying faults
A8 flashing.
No correct electrical connection
Check Action
1. Mode selector switch is between two
settings
B Turn switch until it clicks into position.
A8? ↓2.
2. B Power OFF the appliance.
Wiring between TR 2 and text-
display OK?
• Terminal 3 on TR 2 connected to
Terminal 3 on textdisplay ?
• Terminal 4 ... Terminal 4 ....
etc.
yes: B Turn ON the appliance.
↓3.
no: B Rewire correctly as specified in the installation
instructions.
B Turn ON the appliance.
after 90 sek.:
A8? ↓3.
3. Lead(s) defective. B Check leads for continuity and replace as
necessary.
A8? ↓4.
4. TR 2 defective. B Power OFF the appliance.
B Change TR 2 .
B Turn ON the appliance.
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