Carrier 50CO Series Installation, Operation And Maintenance Instructions page 29

13 - MAINTENANCE
Fitting OVER
- Remove the screws on the fan access hatches and remove the hatches (A)
Screw
- Disconnect the quick-release connectors (B) from each FMA.
- Then unscrew the 4 screws per FMA situated at the arches.
- When refitting the FMA(s), follow the steps in reverse order and ensure that the FMA screws are sufficiently tightened.
A
Quick-release connector
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