33
n
Wiring sample
Electronic component box
Earth terminal *
3
Fit wires with cable clamps.
Fit power supply and Inter-unit
control wires with cable clamps
respectively (field supply).
Terminal board for power supply
3P terminal board *
2
Inter-unit control wiring (U1, U2)
2P terminal board *
1
Inter-outdoor unit control wiring (1, 2)
2P terminal board *
1
Tightening torque
lbs.inch
N · m
*1
11 3
1.25
0.25
*2
55 2
6.2
0.2
*3
73 4
8.2
0.4
U-72MF2U9 / U-96MF2U9 / U-120MF2U9 / U-144MF2U9
(CR-72MF2U94/ACXA73-02070)
Jumper
JP11
Fuse
FUSE3
EMG, CN69
2P connector,
BRN
U-72MF2U94 / U-96MF2U94 / U-120MF2U94 / U-144MF2U94
In this case, replace the pins 1 and 2 of the 2P connector
(BRN, EMG, CN69) with the pins 2 and 3.
Cut out the jumper (JP11).
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