3
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Components
Service manual
85
250D7Y1B
Sky Air Advance-series
ESIE19-13A – 2020.05
a
a
Connector X3A
Is the measured voltage approximately
560 V DC?
Action
Yes
Diode module and power module are
OK. Perform a power transistor check of
the inverter PCB, see
No
Perform a diode module and power
module check, see
To perform a diode module and power module check
Prerequisite:
First check the rectifier voltage of the inverter PCB, see
81].
Prerequisite:
Stop the unit operation via the user interface.
1
Turn OFF the respective circuit breaker.
DANGER: RISK OF ELECTROCUTION
Confirm the rectifier voltage is below 10 V DC before proceeding, see
135].
2
Disconnect the Faston connectors U, V, W, L1B, L2B, L3B, P1, N31 and P11
from the inverter PCB.
Summary of Contents for Sky Air Advance RZA200D7Y1B
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