Toshiba MMU-AP0121MH Detachments, Preparing work, Part name Procedure Remarks, Attachment

9. DETACHMENTS

9-1. Indoor Unit

MMU-AP0071MH, AP0091MH, AP0121MH, AP0151MH, AP0181MH

Ceiling panel: RBC-UM11PG-E

Preparing work:

1.Before work, be sure to stop the power supply of the air conditioner and turn off switch of the power supply breaker. (Otherwise an electric shock may be caused.)

2.Be sure to put on the gloves when working; otherwise an injury may be caused with parts sharp edges etc.

No.	Part name	Procedure		Remarks
1	Suction grille 1. Detachment		Suction grille	Ceiling panel
	1)	Slide hooks (2 positions) of the suction grille
		to inner side, and then hang down the
		suction grille.
	2)	Take off the strap that connects the panel
		and the suction grille, and then lift up shaft of
		the suction grille to remove the suction grille.
			Hook of suction grille
			Hook hole of ceiling panel
			Hook of
			fall-preventive strap

2.Attachment

1)Hook shaft of the suction grille to the panel.

2)Hook strap of the suction grille to the original position of the panel.

3)Close the suction grille and slide the hooks outward to fix it.

2 Electric parts	1. Detachment	Screws	Temporary hanging hook
cover	1) Perform work of procedure 1 -1.

2)Take off screws (Ø4 × 10, 3 pcs.) fixing the electric parts cover.

3) Remove the electric parts cover from the temporary hanging hook of the electric parts cover, and then open the cover.

2.Attachment

1)Close the electric parts cover and hook the cover hole to the temporary hanging hook.

2)Tighten the fixing screws. (Ø4 × 10, 3 pcs.)

Screw

Unnecessary to remove this hook.

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