
122
4
Compressor How to remove the
compressor.
1) Perform work of item 1
step 5~6 and item 2..
2) Extract refrigerant gas.
3) Remove the sound
insulation material and
crankcase heating cable.
4) Remove terminal cover of
compressor, and
disconnect wires of
crankcase electric heater
and compressor from the
terminal.
5) Remove the discharge pipe
and suction pipe with a
burner.
6) Remove the hex nuts and
washers fixing the
compressor to bottom
plate.
7) Lift the compressor.
⑥
⑤
Summary of Contents for YU2E18YJ6AMHO-Y
Page 3: ...3 YU4E36YJ6AMHO Y WD30 metal plate 110 YU5E48YJ6AMHO Y WE30 metal plate 117...
Page 23: ...23 6 Wiring Diagrams 6 1 Wiring diagram of 1 drive 2 outdoor YU2E18YJ6AMHO Y...
Page 24: ...24 6 2 Wiring diagram of 1 drive 3 outdoor YU3E27YJ6AMHO Y...
Page 25: ...25 6 3 Wiring diagram of 1 drive 4 outdoor YU4E36YJ6AMHO Y...
Page 26: ...26 6 4 Wiring diagram of 1 drive 5 outdoor YU5E48YJ6AMHO Y...
Page 37: ...37 Operating Standby Pic 2 IPM for 2 zone 3 zone...
Page 44: ...44...
Page 45: ...45 7 4 1 7 Over voltage or under voltage protection diagnosis and solution...
Page 48: ...48 7 4 1 11 High temperature protection of IPM board diagnosis and solution...
Page 51: ...51...
Page 53: ...53 Operating Standby Pic 2 IPM board for 2 zone 3 zone...
Page 55: ...55 PIC 4 Check point button press 1 time for check how many indoor units are connected...
Page 60: ...60 IPM board for 2 zone 3 zone...
Page 62: ...62 IPM board for 4 zone...
Page 65: ...65 Two ports of the inductance Inductance...
Page 68: ...68 Vs Vcc Vsp FG...
Page 70: ...70...
Page 71: ...71...
Page 73: ...73...
Page 74: ...74...
Page 76: ...76...
Page 77: ...77...
Page 90: ...90 6 EXV check Disconnect the connectors...
Page 92: ...92 Red Blue Red Yellow...
Page 93: ...93 Brown Orange...
Page 94: ...94 Brown White...
Page 104: ...104 Screws of right rear panel Screws of terminal board...