253
(6)Overload and air exhaust malfunction detect (following AP1 for outdoor unit control board)
Mainly detect:
Wether the electronic expansion valve is connected well or not? Is electronic expansion valve damaged?
Is refrigerant leaked?
20 minutes after the
complete unit is
powered off
Is the terminal FA for the
electronic expansion valve
connected correctly?
Connect the
wires correctly
Resistances between the first four pins
close to the terminal hole and the fifth
pin are almost the same, less than 100
ohm.
Replace the electronic
expansion valve
If the fault is eliminated?
If the fault is eliminated?
Replace the
control panel
AP1
Coolant leakage, refilling
the coolant
End
Troubleshooting Guide
Содержание EVJC 12
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Страница 32: ...104 www johnsoncontrols com...
Страница 34: ...106 by johnson controls 2...
Страница 35: ...107 by johnson controls 3 Fig 1 Fig 2 Fig 3 15 cm 15 cm 70 cm 15 cm 15 cm 200 cm 5 6 7 30 cm 50 cm 2 3 4 1 5...
Страница 46: ...118...
Страница 48: ...120 www johnsoncontrols com...
Страница 49: ...121 High Wall EVHC 09 to 12 DSAAAR SERVICE MANUAL SM EVHC D 09 12GB 05 10 EVHC 09 EVHC 12...
Страница 65: ...137 LULQJ LDJUDP Schematic Diagram Indoor Unit Schematic Diagram...
Страница 66: ...138 Schematic Diagram Outdoor Unit...
Страница 69: ...141 TOP VIEW Schematic Diagram BOTTOM VIEW 1 3 4 5 6 2 7 8 9 10 11 12 Outdoor Unit...
Страница 113: ...185 Exploded View Exploded View Indoor Unit...
Страница 114: ...186 Exploded View Outdoor Unit...
Страница 118: ...190 High Wall EVHC 18 to 24 DSAAAR SERVICE MANUAL SM EVHC D 18 24GB 05 10 EVHC 18 EVHC 24...
Страница 132: ...204 LPHQVLRQV Dimensions QGRRU 8QLW Tube exit Air inlet Right Left Ceiling W D H 02 18K 24K...
Страница 133: ...205 890 340 955 560 380 424 700 60cm 60cm 60cm 60cm LPHQVLRQV Outdoor Unit Bolt Nut Spanner...
Страница 140: ...212 TOP VIEW Schematic Diagram BOTTOM VIEW 1 2 3 4 5 6 7 8 9 7 8 9 10 11 12 13 1 2 3 4 5 6 10...
Страница 142: ...214 Schematic Diagram Key testing spot bottom...
Страница 197: ...269 Exploded View Exploded View Indoor Unit 78 Model EVKC 18 DS...
Страница 198: ...270 Exploded View Model EVKC 24 DS 79...
Страница 199: ...271 Exploded View Outdoor Unit 80...