Mitsubishi Electric CITY MULTI PUMY-P112VKM6 Service Manual page 107

9 DISASSEMBLY PROCEDURE
PUMY-P112VKM6(-BS)
PUMY-P112VKM6-ER(BS)
: Indicates the visible parts in the photos/figures.
Note:
• Turn OFF the power supply before disassembly.
1. Removing the service panel and top panel
1. Remove 3 service panel fixing screws (5 × 12) and slide the hook on the right downward to remove the service pan-
el.
2. Remove screws (3 for front, 3 for rear/5 × 12) of the top panel and remove it.
Photo 1
Grille fixing
screws
Grille fixing
screws
2. Removing the fan motor (MF1, MF2)
1. Remove the service panel. (See Photo 1)
2. Remove the top panel. (See Photo 1)
3. Remove 4 grille fixing screws (5 × 12) to detach the fan grille. (See Photo 1)
4. Remove a nut (for right handed screw of M6) to detach the propeller. (See Photo 2)
5. Disconnect the connectors CNF1 and CNF2 on outdoor multi controller circuit board in the electrical parts box.
6. Remove 4 fan motor fixing screws (5 × 20) to detach the fan motor. (See Photo 3)
Note:
• Tighten the propeller fan with a torque of 5.7 ± 0.3N·m [4.2 ± 0.2 lbf·ft].
Photo 2
Front panel
Propeller
Nut
3. Removing the electrical parts box
1. Remove the service panel. (See Photo 1)
2. Remove the top panel. (See Photo 1)
3. Disconnect the connecting wire from the terminal block.
4. Remove all the following connectors from the outdoor multi controller circuit board;
<Diagram symbol in the connector housing>
• Fan motor (CNF1, CNF2)
• Thermistor <HIC pipe> (TH2)
• Thermistor <Outdoor liquid pipe> (TH3)
• Thermistor <Compressor> (TH4)
OCH790 _107
PUMY-P125VKM6(-BS)
PUMY-P125VKM6-ER(BS)
Top panel fixing screws
Slide
Top panel
Service panel
fixing screw
Service
panel
Fan grille
Service panel
fixing screws
Photo 3
Fan motor fixing screws
Fan motor fixing screws
PUMY-P140VKM6(-BS)
PUMY-P140VKM6-ER(BS)
Fan
motor