Daikin Super Multi NX C-Series, Руководство по обслуживанию, Страница: 200 / 298

SiE12-411 Troubleshooting
Service Diagnosis 189
5.17 Position Sensor Abnormality
Remote
Controller
Display
H6
Outdoor Unit LED
Display A 5 1 4 2 4 3 1 4 1
Method of
Malfunction
Detection A compressor startup failure is detected by checking the compressor running condition through
the position detection circuit.
Malfunction
Decision
Conditions
"
The compressor fails to start in about 15 seconds after the compressor run command signal
is sent.
"
Clearing condition: Continuous run for about 5 minutes (normal)
"
The system will be shut down if the error occurs 16 times.
Supposed
Causes
"
Compressor relay cable disconnected
"
Compressor itself defective
"
Outdoor unit PCB defective
"
Stop valve closed
"
Input voltage out of specification
Troubleshooting
Check No.13
Refer to P.211
Repl a ce the o u tdoor u nit
PCB, o u tdoor u nit f a n.
Repl a ce the o u tdoor u nit
PCB.
Reconnect as s pecified.
∗
Inverter checker
P a rt No.: 1225477
Correct the power su pply or
repl a ce the o u tdoor u nit
PCB.
Repl a ce the compre ss or.
(R2 8 47)
Caution
Be su re to t u rn off power s witch b efore connect or di s connect connector,
or p a rt s d a m a ge m a y b e occ u rred.
Norm a l
NO
NO
NO
YE S
YE S
NO
YE S
Any LED off?
DC 38 0± 3 0V?
Electric a l s
or compre ss or h a rne ss e s
connected as
s pecified?
Check the electrolytic c a p a citor
volt a ge.
Check with the inverter checker (
∗
).
T u rn off the power. Di s connect the
h a rne ss e s U, V a nd W.
C heck No. 1 3
Check for s hort-circ u it.