Mitsubishi Electric City Multi PEFY-P30NMHU-E-F Technical & Service Manual page 23

Series pefy ceiling concealed (fresh air intake type) multiple split type air-conditioners
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8-3. LEV,THERMISTOR (Liquid/Gas piping temperature detection)
OPERATING PROCEDURE
Models 30
54
1.Removing the LEV.
(1) Remove the control box cover with procedure 8-1.
(2) Remove the fixing screws (four) of the heat exchanger cover
(A), and remove the cover (A).(Fig. 1)
(3) Remove the LEV driving motor with a double spanner.(Fig. 2)
2.Removing the thermistors.
(1) Remove the thermistors from the thermistor holders which
are installed on the piping.(Fig. 2)
(liquid piping : fine piping , gas piping : thick piping)
Models 72
96
1.Removing the LEV. (These models have 2 LEV)
(1) Remove the fixing screws (three) of the heat exchanger cover
(A), and remove the cover (A).
(2) Remove the fixing screws (four) of the maintenance cover
(B), and remove the cover (B).(Fig. 3)
(3) Remove the LEV driving motor with a double spanner.(Fig. 4)
2.Removing the thermistors.
(1) Remove the thermistors from the thermistor holders which
are installed on the piping.(Fig. 4)
(liquid piping : fine piping , gas piping : thick piping)
Be careful on removing heavy parts.
PHOTOS
Fig.1
Fig.2
LEV
Thermistor
Fig.3
(B)
(A)
Fixing screws
Fig.4
LEV
(A)
Fixing screws
Fixing screws
Thermistor
22

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