Mitsubishi Electric Mr. Slim MXZ-3B24NA, Installation Manual

Page: 9 / 32

9
Procedure
3UHVVWKHSLSLQJZLULQJFRUUHFWLRQVZLWFK6:VHFRQGRUPRUHDIWHU
WXUQLQJRQWKHSRZHUVXSSO\
• Correction completes in 10 to 15 minutes. When the correction is com-
SOHWHGLWVUHVXOWLVVKRZQE\/('LQGLFDWLRQ'HWDLOVDUHGHVFULEHGLQ
the following table.
• To cancel this function during its operation, press the piping/wiring cor-
UHFWLRQVZLWFK6:DJDLQ
• When the correction completed without error, do not press the piping/
ZLULQJFRUUHFWLRQVZLWFK6:DJDLQ
When the result was “cannot be corrected”, press the piping/wiring cor-
UHFWLRQVZLWFK6:DJDLQWRFDQFHOWKLVIXQFWLRQ7KHQFRQ¿UPWKH
ZLULQJDQGSLSLQJFRPELQDWLRQLQDFRQYHQWLRQDOPDQQHUE\RSHUDWLQJWKH
LQGRRUXQLWVRQHE\RQH
• The operation is done while the power is supplied. Make sure not to
FRQWDFWSDUWVRWKHUWKDQWKHVZLWFKLQFOXGLQJWKH3&ERDUG7KLVPD\
FDXVH HOHFWULF VKRFN RU EXUQ E\ KRW SDUWV DQG OLYH SDUWV DURXQG WKH
VZLWFK&RQWDFWLQJWKHOLYHSDUWVPD\FDXVH3&ERDUGGDPDJH
• To prevent electronic control P.C. board damage, make sure to per-
form static elimination before operating this function.
• This function does not operate when the outside temperature is 0°C
ƒ)RUEHORZ
4-4. EXPLANATION TO THE USER
• Using the OPERATING INSTRUCTIONS, explain to the user how to
use the air conditioner (how to use the remote controller, how to re-
PRYHWKHDLU¿OWHUVKRZWRUHPRYHRUSXWWKHUHPRWHFRQWUROOHULQWKH
UHPRWHFRQWUROOHUKROGHUKRZWRFOHDQSUHFDXWLRQVIRURSHUDWLRQHWF
• Recommend the user to read the OPERATING INSTRUCTIONS care-
IXOO\
LED indication during detection:
LED
5HG <HOORZ *UHHQ
Lighted Lighted Blinking
Result of piping/wiring correction function
LED
Result
5HG <HOORZ *UHHQ
Lighted Not lighted Lighted &RPSOHWHG&RUUHFWHGVXFFHVVIXOO\
Blinking Blinking Blinking Cannot be corrected
Other indications
Refer to “SAFETY PRECAUTIONS
WHEN LED FLASHES” located
behind the service panel.
4-3. TEST RUN
• Be sure to perform the test run for each unit. Make sure each indoor
XQLWRSHUDWHVSURSHUO\IROORZLQJWKHLQVWDOODWLRQPDQXDODWWDFKHGWRWKH
unit.
‡ ,I\RXSHUIRUPWKHWHVWUXQIRUDOOLQGRRUXQLWVDWRQFH\RXFDQQRWGH -
WHFWDQ\HUURQHRXVFRQQHFWLRQLIDQ\RIWKHUHIULJHUDQWSLSHVDQGWKH
indoor/outdoor unit connecting wires.
About the restart protective mechanism
Once the compressor stops, the restart preventive device operates so the
compressor will not operate for 3 minutes to protect the air conditioner.
Wiring/piping correction function
This unit has a wiring/piping correction function which corrects wiring
DQGSLSLQJFRPELQDWLRQ:KHQWKHUHLVSRVVLELOLW\RILQFRUUHFWZLULQJDQG
SLSLQJFRPELQDWLRQDQGFRQ¿UPLQJWKHFRPELQDWLRQLVGLI¿FXOWXVHWKLV
IXQFWLRQWRGHWHFWDQGFRUUHFWWKHFRPELQDWLRQE\IROORZLQJWKHSURFH
-
dures below.
Make sure that the following is done.
• Power is supplied to the unit.
• Stop valves are open.
Note:
'XULQJGHWHFWLRQWKHRSHUDWLRQRIWKHLQGRRUXQLWLVFRQWUROOHGE\WKHRXW
-
GRRUXQLW'XULQJGHWHFWLRQWKHLQGRRUXQLWDXWRPDWLFDOO\VWRSVRSHUDWLRQ
This is not a malfunction.
5-1. PUMPING DOWN
:KHQUHORFDWLQJRUGLVSRVLQJRIWKHDLUFRQGLWLRQHUSXPSGRZQWKHV\VWHPIROORZLQJWKHSURFHGXUHEHORZVRWKDWUHIULJHUDQWLVQRWUHOHDVHGLQWRWKHDWPRV -
phere.
&RQQHFWWKHJDXJHPDQLIROGYDOYHWRWKHVHUYLFHSRUWRIWKHVWRSYDOYHRQWKHJDVSLSHVLGHRIWKHRXWGRRUXQLW
)XOO\FORVHWKHVWRSYDOYHRQWKHOLTXLGSLSHVLGHRIWKHRXWGRRUXQLW
&ORVHWKHVWRSYDOYHRQWKHJDVSLSHVLGHRIWKHRXWGRRUXQLWDOPRVWFRPSOHWHO\VRWKDWLWFDQEHHDVLO\FORVHGIXOO\ZKHQWKHSUHVVXUHJDXJHVKRZV
03D>*DXJH@OEILQ
2
[0 kgf/cm
2
@
6WDUWWKHHPHUJHQF\&22/RSHUDWLRQRQDOOWKHLQGRRUXQLWV
To start the HPHUJHQF\RSHUDWLRQLQ&22/PRGHGLVFRQQHFWWKHSRZHUVXSSO\SOXJDQGRUWXUQRIIWKHEUHDNHU$IWHUVHFRQGVFRQQHFWWKHSRZHU
VXSSO\SOXJDQGRUWXUQRQWKHEUHDNHUDQGWKHQSUHVVWKH(26:RQFH7KHHPHUJHQF\&22/RSHUDWLRQFDQEHSHUIRUPHGFRQWLQXRXVO\IRUXSWR
PLQXWHV
)XOO\FORVHWKHVWRSYDOYHRQWKHJDVSLSHVLGHRIWKHRXWGRRUXQLWZKHQWKHSUHVVXUHJDXJHVKRZVWR03D>*DXJH@DSSUR[WROEILQ
2
[0.5 to 0
kgf/cm
2
@
6WRSWKHHPHUJHQF\&22/RSHUDWLRQ
.
To stop operation, press the E.O. SW several times until all LED lamps turn off. Refer to operating instructions for details.
5. RELOCATION AND MAINTENANCE
When pumping down the refrigerant, stop the compressor before disconnecting
the refrigerant pipes. The compressor may burst if air etc. get into it.
WARNING