Trane 4TVH0086FE000AA Service Manual page 87

Commercial air conditioners
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Procedure
xE9
Power off the unit and wait for the digital
The outdoor unit was powered on
Yes
display to turn off before restarting the
immediately after being powered off
1
unit
No
Replace outdoor main PCB
Notes:
1.
When performing a manual restart of an outdoor unit, once the unit has been powered off it should not be powered on again until the digital display has
turned off.
86

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