33
8-12. Test run using the Indicator of the indoor unit (Type K1)
(1)
Press and hold [Emergency Operation]
button of the indoor unit for four
seconds or more.
(2)
Then the lamps on the display will blink one after another.
(3)
Release the button and again press and hold [Emergency Operation]
button
for four seconds or more.
(4)
All indicator lamps on the display blink while test run is in progress.
(5)
Temperature control is not possible during the test run.
(6)
If normal operation is not possible, the lamps on the display will indicate the problem. See the section 8-10.
(7)
After the test run is completed, press [Emergency Operation]
button and confirm that the indicator lamps stop blinking.
(A 60-minute automatic OFF timer function is included in order to prevent continuous test run.)
Abnormal
displa
y
Wireless remote
contr
oller
receiver displa
y
Alarm contents
Err
or location
Operation
Timer
Standby
Outdoor Unit
P15
Oper
ating
and standb
y
lamp b
linking
alter
nately
s)NSUFlCIENTGASLE
VELDETECTED
s#HEC
KTHEREFR
IGER
ANTCYCLEGASLEAK
s
4ROUB
LEWITHTHEELECTRONICE
XPANSIONV
ALV
E
s
6
ALV
EORREFR
IGER
ANTCIRCUIT B
LOC
KAGE
P16
s
Compressor o
v
ercurrent troub
le
s,A
YE
RSHOR
TONTHECOMPRESSOR
s#OMPRESSORLOC
KE
D
s#HEC
KTHEOUTDOORUNITCONTROL0#"
P22
s
Outdoor unit f
an motor troub
le
s
Outdoor unit f
an troub
le
s#HEC
KTHEOUTDOORUNITF
ANMOTOR
s#HEC
KTHEOUTDOORUNITCONTROL0#"
P29
s
In
v
e
rter compressor troub
le
s,A
YE
RSHOR
TONTHECOMPRESSOR
s#HEC
KTHEOUTDOORUNITCONTROL0#"
s#HEC
KTHEIN
VE
RTERCOMPRESSORWIR
ING/PENPHASE
Re
v
erse phase)
s#OMPRESSORACTUATIONF
AILUREINCLUDELOC
K
s
6
ALV
EORREFR
IGER
ANTCIRCUIT B
LOC
KAGE
P31
s)N
door unit in g
roup control troub
le
s2EPAIRINDOORUNITWHICHB
LINKINGALAR
M
TIMER
OPERA
TION
ST
ANDBY
Indicator
8-11. Auto address setting from the outdoor unit
●
If the power can be turned ON separately for the indoor and outdoor units in each system:
The indoor unit addresses can be set without running the compressor.
●
"
ESURETOUSEAJIGFORSHORTCIRCUITING
(1)
Turn on the indoor and outdoor unit power for refrigerant system 1.
3HORTCIRCUITTHE!!$$PIN
p
Communication for auto address setting begins.
p
,%$ANDONTHEOUTDOORUNITCONTROL0#"BLINKALTERNATELY
ANDTURN/&&WHENADDRESSSETTINGISCOMPLETED
p
!PPROXIMATELYnMINUTESAREREQUIRED
.EXTTURN/.THEPOWERONLYATTHEINDOORANDOUTDOORUNIT
SINADIFFERENTSYSTEM3HORTCIRCUITTHE!!$$PIN
p
,%$ANDONTHEOUTDOORUNITCONTROL0#"BLINKALTERNATELY
ANDTURN/&&WHENADDRESSSETTINGISCOMPLETED
p
Repeat the same procedure for each system and complete auto address setting.
p
(3)
Operation using the remote controller is now possible.
ON:
"LINKING
OFF:
34
8-13. Caution for Pump Down
Pump down means refrigerant gas in the system is returned
to the outdoor unit. Pump down is used when the unit is to be
moved, or before servicing the refrigerant circuit.
CA
UTION
●
This outdoor unit cannot collect more than the rated
refrigerant amount as shown by the nameplate on the
back.
●
If the amount of refrigerant is more than that
recommended, do not conduct a pump down. In this
case use another refrigerant collecting system.
●
Pay a special attention to the rotating of the fan while
operating.
Ho
w to perf
orm Pump-Do
wn (Refrig
erant
reco
ver
y) pr
operl
y
(1)
Stop operation of the unit (cooling, heating etc.).
(2)
Connect the pressure gauge to the service port of the gas
tubing valve.
3HORTCIRCUITTHEh05-0$/7.vPINONANOUTDOORUNIT
CONTROL0#"#2 FORMORETHANSECONDTORELEASE
s0UMP$OWNBEGINSANDTHEUNITSTARTSOPERATING
s
$URING0UMP$OWN,%$BLINKSAND,%$ISLITONAN
OUTDOORUNITCONTROL0#"#2
sh#(+vBLINKSONTHEREMOTECONTROLLER
(4)
Fully close the liquid tubing valve 2-3 minutes later.
4HE0UMP$OWNWILLBEGIN
(5)
When the pressure gauge drops to 0.1-0.2MPa, close the
GASTUBINGVALVETIGHTLYANDSHORTCIRCUITTHEh05-0$/7.v
pin for more than 1 second to release. That is the end of
0UMP$OWN
s
7HENRUNNINGFORMORETHANMINUTESITSTOPSEVENIF
THE0UMP$OWNISNOTCOMPLETED
Check the blocked state of the liquid side valve.
s
)TALSOSTOPSWHENTHEh05-0$/7.vPINISSHORT
circuited during the operation.
*
For compressor protection, do not operate to the point where
the unit tubing side reaches negative pressure.
Pay a special attention to the rotating of
the fan while operating.
,%$
,%$
05-0$/7.
9.
HO
W
T
O
INST
ALL
WIRELESS REMO
TE
CONTR
OLLER RECEIVER
NO
TE
Ref
er to the Instr
uction Man
ual attached to the optional
Wireless
Remote Controller Receiv
er
.
19
ENGLISH
00_2WAY_All_282008.indb 19
00_2WAY_All_282008.indb 19
2016/12/1 9:55:20
2016/12/1 9:55:20
