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6.3. THE POWER ISOLATING BOARD IS NOT WORKING
YES
Replace relay K1
Page 6.8
SPAZIO FORMA: Service & Maintenance manual - rev. 1.0
THE POWER ISOLATING
BOARD DOESN'T WORK
Does the CPU correctly output the
trigger and emergency signals ?
YES
Do the trigger and emergency
signals reach the portable
connector ?
YES
Do the trigger and emergency
signals reach the input of the
power isolating board ?
YES
Does relay K2 on the power
isolating board work properly ?
YES
Does relay K1 on the disconnection
board receiv e the correct v oltage ?
1
NO
Replace the CPU board
2
NO
Replace cable SF -21A
3
NO
Replace cable SF -22A
4
NO
Replace the power
isolating board
5
NO
Replace the power
isolating board
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