Daikin LX10F11B Service Manual page 89

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T101
EMV, ESV
P10
check
T102
T103
LSV
P12 T121
check
HSV
P14 T141
check
RSV
P16 T161
check
DMV
P18 T181
check
T201
T202
HPS
P20
T203
check
T204
Pump down
P22 T221
check
HSV, RSV
P24 ESV T241
check
T501
Pull-down
P50
check
T502
P60 0℃ control No alarm No judgment
T701
Defrost
P70
check
T702
Pull-down
P80 T801
check
P90 -18℃ control No alarm
EMV wiring failure
EMV coil burning out
EMV or ESV failure
ESV coil failure
ESV valve body failure
ESV wiring failure
ESV failure
ESV coil burning out
EMV wiring failure
EMV failure
EMV coil burning out
LSV coil failure
LSV does not operate.
LSV valve body failure
HSV coil failure
HSV does not open.
HSV valve body failure
RSV coil failure
RSV does not open.
RSV valve body failure
DMV wiring failure
DMV does not operate.
DMV coil burning out
OFF value is low.
Does not reset
①HPS failure
HPS: High pressure
②HPT failure
does not rise.
③ Gas leakage from
HPS does not operate.
HPS: High pressure
does not drop.
EEV failure
Leakage through HSV
Pump down time is
too long.
Leakage through RSV
Leakage through ESV
Leakage through HSV
Leakage through RSV
Solenoid valve
internal leakage
Leakage through ESV
Leakage through EEV
Ambient temperature Ambient temperature is
is out of condition. below -10℃ and above
(Unit is normal.) 43℃
Pull-down time is too
long.
EOS failure
Defrost initiation
conditions out of range
HSV internal leakage
Defrost time is too long. EOS failure
Pull-down time is too
long.
3-7
Check EMV coil and wiring.
Check EMV outlet pipe temperature.
Check ESV coil and wiring.
Check ESV outlet pipe temperature.
Check ESV coil and wiring.
Check clicking sound from ESV.
Check EMV coil and wiring.
Check EMV outlet pipe temperature.
Check LSV coil and wiring.
Check LSV outlet pipe temperature.
Check HSV coil and wiring
Check HSV outlet pipe temperature.
Check RSV coil and wiring.
Check RSV outlet pipe temperature.
Check DMV coil and wiring.
Check clicking sound from DMV.
①Check HPT.
② Compare to manifold
③ Remove manifold
manifold gauges
Check EEV coil, wiring, valve body.
Check HSV outlet pipe temperature.
Check RSV outlet pipe temperature.
Check ESV outlet pipe temperature.
Check HSV outlet pipe temperature.
Check RSV outlet pipe temperature.
Check ESV outlet pipe temperature.
Check EEV outlet pipe temperature.
Check ambient temperature
Check EOS.
Check HSV outlet pipe temperature.
Check EOS.
gauges.
gauges.