Operating Test
Si18-201
210
Operating Test
1.3
Pump Down Operation Switch
1. Close the liquid side stop valve of outdoor unit.
2. Pump down
3. Close the gas side stop valve of outdoor unit after completion of pump down procedure.
4. After completion of repair works for site piping, BP units or indoor units, make sure to open
gas and liquid side stop valves.
PUMP DOWN OPERATION SWITCH [SW4]
Press the PUMP DOWN OPERATION SWITCH [SW4]
PUMP DOWN OPERATION STOPS when LP (Low Pressure)
COMES TO
0.5kg/cm
2
, or automatically in about
8 minutes
.
<CAUTIONS>
1) If the LP is
1kg/cm
2
or less, the LP display blinks.
2) If the LP fails to drop below the specified level within the specified time during pump down
operation, appears in the display. (This means that the outside air is low and the pipes
are long and cold.) Repeat the pump down operation.
Digital display:
"
"
After "Pd_" Blinks in the
digital display, the LP
(Low Pressure) indicator
activates.
<CAUTIONS>
After all indoor units have stopped, PUMP DOWN is performed for the next operation.
[Approx.
5 minutes
]
(Q0002)
Содержание FTX25JVEA9
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Страница 213: ...Remote Controller Si18 201 200 Operations 1 1 9 FHYC35 50 60 71K Optional Accessory BRC7C612WC...
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Страница 234: ...Si18 201 Method of Field Set Operating Test 221 2 3 Interface Adaptor for Room Airconditioner KRP928A1S...
Страница 237: ...Method of Field Set Si18 201 224 Operating Test...
Страница 262: ...Si18 201 Troubleshooting SkyAir Indoor Unit Service Diagnosis 249...
Страница 393: ...Wiring Diagrams Si18 201 380 Appendix FHYC35 50 60 71KVE9 3D005668C...
Страница 394: ...Si18 201 Wiring Diagrams Appendix 381 FHYC35 50 60 71KV1C9...
Страница 395: ...Wiring Diagrams Si18 201 382 Appendix FDYM60 03FAV1 FDYM60 03FAVAL C 3D019816D OPTION...
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