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64 Maintenance
6. Install the air baffle (included) to the underside of the top module guide. Align the holes
at the rear edge of the baffle with the guide pins of the rear support. Fasten the front
edge of the baffle to the module mounting holes using the module mounting screws (2
× M8). Tighten to 9 N·m (6.6 lbf·ft).
6
7. If the inverter control unit (A41) is powered from the faulty module, connect the power
supply wiring to another module using the extension wire set included.
8. If the Safe torque off (STO) function is in use, install the jumper wire set included in the
STO wiring in place of the missing module. (This is not needed if the module was the
last on the STO wire chain.)
8
BCU
Jumper wire set
9. Open the circuit breaker of the cooling fan of the removed module. Disconnect the control
and power wiring of the fan.
Removed module
X51
X51
X52
X52
R8i
(R8i)
X51
X52
R8i
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