Mitsubishi Electric PUHY-P250YNW-A Service Handbook page 275

[8-14 Replacement Instructions for Motor and Bearing (Indoor Unit) ]
5. Removing the bearing on the left side
(1) Remove the maintenance panel.
(2) Loosen the two bearing setscrews and two fixing bolts.
(3) Remove the bearing using a bearing puller.
* When enough space for the replacement cannot be provided on the unit's side or the unit has
no maintenance panels, first disconnect the wiring and remove the control box, and then pull
the fan ASSY forward. V-belt and discharge thermistor should be removed before the fan ASSY
is pulled out.
6. Installing a new bearing on the left side
Install a new bearing, following step 5 "Removing the bearing on the left side" in the reverse order.
Refer to step 4 for the tightening torque for bearing setscrew.
76
- chapter 8
Fixing bolts
Bearing setcrews
BS_08_C