Nortek Flex Match Series User manual

Please read this owner’s manual carefully before operation and retain for future reference.
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Heat Pump
Owner's Manual
Flex Match Series
Floor and Ceiling Type Indoor Unit
(For North America)
NORTEK GLOBAL HVAC, LLC
Models:
GFH09(2.6)FMK4DH
GFH12(3.5)FMK4DH
GFH18(5.3)FMK4DH
GFH24(7.0)FMK4DH

User Notice
ƹThe total capacity of the indoor units connected can not exceed 150% of that of the outdoor
units.
ƹThe entire system (indoor and outdoor units) must have a dedicated power supply that can
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total power supply switch.
ƹMain power to compressor must be turned on 8 hours before air conditioner can be
operated.
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clears the unit of conditioned (heated or cooled) air.
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match dry mode. Fan mode will match any mode.
ƹThe appliance shall not be installed in the laundry.
ƹThe appliance shall not be used by children.
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ƹThe main disconnect device should be as detailed in disconnect user manual at a
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the appliance.
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recycle responsibly.
Please keep this manual for future reference.

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1 Safety Precautions .......................................................................................... 1
2 Installation ....................................................................................................... 2
2.1 Installation Precautions......................................................................................... 2
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3.1 Space Dimension for Unit Installation................................................................... 3
3.2 Important Notice.................................................................................................... 3
3.3 Installation Description.......................................................................................... 3
(OHFWULFDO:LULQJ .................................................................................................... 6
3.5 Drainpipe Installation ............................................................................................ 8
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:RUNLQJ7HPSHUDWXUH5DQJH......................................................................... 10
6 Maintenance.................................................................................................. 11
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8 Malfunction Analysis ...................................................................................... 14
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Flex Match
1
1 Safety Precautions
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death.
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Warning!
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ƹAir conditioner must use dedicated power supply circuit and switches for short circuit
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help.
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malfunction.

Flex Match
2
2 Installation
2.1 Installation Precautions
The installation of the air conditioner must be conform to all national and local
safety laws.
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ˆSelect a location where condensate water can be easily drained out.
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ˆSelect location where connections to outdoor unit and condensate drain are convenient.
ˆUnit should be installed more than 1m (3 ft) away from other electric appliances such as
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pool.
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ˆEnvironments with acid base pollutants.
ˆWhere there is unreliable power supply.

Flex Match
3
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3.1 Space Dimension for Unit Installation
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POWER
RUN
TIMER
>600mm
(2 ft)
>1500mm
(5 ft)
>600mm
(2 ft)
>300mm (1 ft)
>600mm
(2 ft)
>600mm
(2 ft)
>1000mm
(3 ft)
>1500mm
(5 ft)
>300mm (1 ft)
>200mm
(8 in)
>2300mm
(8 ft)
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3.2 Important Notice
(1). 7KHXQLWPXVWEHLQVWDOOHGE\WKHSURIHVVLRQDOSHUVRQQHODFFRUGLQJWRWKLVLQVWDOOLQVWUXFWLRQ
to ensure effective operation.
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this manual.
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location.
3.3 Installation Description
ˆCeiling type
ˆFloor type
These two types of units have similar installation procedure as described below:
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described bellow.
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Flex Match
4
Installation
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Warning!
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ˆ6XVSHQVLRQEROWLV¿[HGLQWKHFDSRILQGRRUXQLW1HYHUUHPRYHWKHFDS
(5). /LIWWKHXQLWDQGVOLGHLQSODFH 5HIHUWR)LJ
(6). 6FUHZWLJKWO\ERWKKDQJHUEUDFNHWVHWWLQJEROWV05HIHUWR)LJ
(7). 6FUHZWLJKWO\ERWKKDQJHUEUDFNHW¿[LQJEROWV0WRSUHYHQWWKHLQGRRUXQLWIURPVKLIWLQJ
5HIHUWR)LJ
(8). $GMXVWWKHKHLJKWVRWKDWUHDUVLGHRIWKHGUDLQSLSHVOLJKWO\VORSHVWRLPSURYHGUDLQDJH
Caution!
ˆ$GMXVWWKHKHLJKWE\URWDWLQJWKHQXWZLWKDZUHQFK
ˆ,QVHUWWKHZUHQFKLQWRWKHKDQJHUEUDFNHWWKURXJKWKHRSHQLQJSURYLGHG5HIHUWR)LJ
,QFDVHRIKDQJLQJ
,WLVSRVVLEOHWRLQVWDOOKDQJHUEUDFNHWVZLWKRXWUHPRYLQJWKHEUDFNHWVIURPWKHLQGRRUXQLW
5HIHUWR)LJ
2QO\XVHVSHFL¿HGDFFHVVRULHVDQGSDUWVIRULQVWDOODWLRQ

Flex Match
5
&HOOLQJ
+DQJHUEUDFNHW
Suspension bolt
&HOOLQJVODE
BO/7 POSITION
INWARD
+DQJHUEUDFNHW
)LJ4)LJ5
+DQJHUEUDFNHW
VHWWLQJEROW0
+DQJHUEUDFNHW
IL[LQJEROW0)
+DQJHUEUDFNHW
)LJ6)LJ7
)LJ9)LJ8
>40mm
LQ
:KHQLQVWDOOLQJWKHLQGRRUXQLW\RXFDQUHIHUWKHSDSHUSDWWHUQ IRU LQVWDOODWLRQ'UDLQDJHVLGH
PXVWEHPPLQORZHUWKDQWKHRSSRVLWHVLGHLQRUGHUWRGUDLQWKHFRQGHQVDWHZDWHUHDVLO\
AB
&
D
H

Flex Match
6
Model A B H &D
GFH09(2.6)FMK4DH
1220mm
´
225
´
700
´
1158
´
280
´
GFH12(3.5)FMK4DH
GFH18(5.3)FMK4DH
GFH24(7.0)FMK4DH
(OHFWULFDO:LULQJ
Caution:
The supply power for all indoor unit must be connected to outdoor unit.
ķ
Open front panel.
ĸ
Remove the electrical box cover.
Ĺ
5RXWHWKHSRZHUFRQQHFWLRQFRUGIURPWKHEDFNRIWKHLQGRRUXQLWDQGSXOOLWWRZDUGWKHIURQW
WKURXJKWKHZLULQJKROH
ĺ
3XWWKHFRUHFDEOHWKURXJKWKHKROHRIWKHFKDVVLVDWWKHERWWRPRIWKHDSSOLDQFH
and connect the power line and the communication line from the outdoor unit to the
FRUUHVSRQGLQJWHUPLQDOV1DQGJURXQGLQJWHUPLQDORIWKHLQGRRUXQLW&KHFNWKH
ZLULQJGLDJUDPLQFOXGHG1RWH%HVXUHWKHZULQJWHUPLQDOV$%&'DQGSLSLQJMRLQWV$%
&'RIWKHLQGRRUXQLWPDWFKZLWKWKDWRIWKHRXWGRRUXQLW
Ļ
Replace the electrical box cover.
ļ
Reinstall the front panel.
Ľ
'RQRWXVHFRSSHUWXEHDWLQWHUFRQQHFWLRQDVWKHWHPSHUDWXUHRIUHIULJHUDQWFLUFXLWLVKLJK
GXH30(8.8)FMK4DH

Flex Match
7
*;+)0.'+GXH42(12.3)FMK4DH
Caution!
ķ
)DXOW\ZLULQJFRQQHFWLRQZRXOGOHDGPDOIXQFWLRQRUGDPDJHGXQLW
ĸ
%HVXUHWROHDYHVRPHVSDFHEHWZHHQWKHFRQQHFWLQJHQGDQGWKHFODPSHQGDIWHUWKH
ZLULQJLVVHFXUHG
Ĺ
7KHLQVWDOOLQJRSHUDWLRQVKRXOGFRQIRUPWRQDWLRQDOZLULQJUHJXODWLRQV

Flex Match
8
3.5 Drainpipe Installation
0DNHVXUHWKHGUDLQÀRZVRXW
(1). 'UDLQSLSLQJ
ˆ(LWKHUWKHULJKWUHDURUULJKWVLGHRIWKHXQLWLVVXLWDEOHIRUDWWDFKLQJWKHGUDLQSLSH
ˆ7KHGLDPHWHURIWKHGUDLQSLSHVKRXOGEHJUHDWHUWKDQRUHTXDOWRWKHFRQQHFWLQJSLSH
ˆ7KHGUDLQSLSHVKRXOGEHDVVKRUWDVSRVVLEOHDQGVORSHGRZQZDUGDWDJUDGLHQWRIDWOHDVW
WRSUHYHQWDLUSRFNHWV5HIHUWR)LJ
ˆUse the included drain hose ĺand clamp Ļ.
ˆ,QVHUWWKHGUDLQKRVHFRPSOHWHO\LQWRWKHGUDLQVRFNHW7LJKWHQWKHFODPSXQWLOWKHVFUHZKHDG
LVOHVVWKDQPPLQIURPWKHKRVH5HIHUWR)LJ)LJ
ˆ:UDSWKHDWWDFKHGVHDOLQJSDG
11
RYHUWKHFODPSDQGGUDLQKRVHWRLQVXODWH)LJ
ˆ7KHUHVKRXOGEHQREHQGVWRWKHGUDLQKRVHLQVLGHWKHLQGRRUXQLW5HIHUWR)LJ
(2). &RQ¿UPWKDWZDWHUFDQGUDLQVPRRWKO\DIWHUSLSLQJZRUNLVFRPSOHWH
3RXUFFR]RIZDWHULQWRWKHGUDLQSDQIURPWKHDLURXWOHWWRFKHFNGUDLQDJH)LJ
(When drain hose is connected)
,QFOLQJWKHGUDLQKRVH
Not to be lifted
1RIROGLQJV
Not to be
VRDNLQJLQZDWHU
&ODPpĻ
Drain hoseĺ
TDSLQJDUHD*UD\
)LJ)LJ
&UDPpĻ
(Accessory)
/DUJHVHHLQJSDGĻ
(Accessory)
11
WaWHULQJFDQ
Air outlet
4mm or less
)LJ)LJ)LJ

Flex Match
9
,QVWDOO5HIULJHUDQW&RQQHFWLRQ3LSHV
PipePipe Flare Nut
Spanner
1XW5HTXLUHG7RUTXH
Pipe Diameter mm (in) 5HTXLUHG7RUTXH
ij 
ij 
ij 
ij 
(1). $OLJQWKHÀDUHGHQGRIWKHFRSSHUWXEHZLWKWKHWKUHDGHGFRQQHFWRUDQGWKHQKDQGWLJKWHQ
WKHÀDUHQXW
(2). 7LJKWHQWKHÀDUHQXWZLWKDWRUTXHZUHQFKXQWLOWKHWRUTXHZUHQFKFOLFNV
(3). 7RDYRLGGDPDJHSLSHVDSLSHEHQGHUPXVWEHXVHGWRDYRLGEHQGLQJWKHSLSHDWWRRVPDOO
RIDQDQJOH
(4). :UDSWKHWKHUPDOO\XQWUHDWHGSLSHDQGFRQQHFWRUVZLWKVSRQJHDQGWKHQVHFXUHWKHVSRQJH
with plastic tape.
Notes:
ķ
'XULQJLQVWDOODWLRQGRQRWSXOORQDQ\SLSHVRUFRQQHFWRUVIRUFHIXOO\WRSUHYHQWWKHFDSLOODU\
DQGSLSHVIURPFUDFNLQJZKLFKZRXOGUHVXOWLQOHDNDJH
ĸ
7KHSLSHVKRXOGEHSURSHUO\VXSSRUWHG3LSHZHLJKWVKRXOGQRWEHERUQHE\WKHXQLW
,IWKHVL]HRIWKHRXWGRRUXQLWSLSHMRLQWGRHVQRWPDWFKWRWKDWRIWKHLQGRRUXQLWWKHQWKHMRLQW
VSHFL¿FDWLRQRIWKHRXWGRRUXQLWSLSHWDNHVSUHFHGHQFHRYHUWKHLQGRRUXQLW$UHGXFLQJQLSSOHVKDOO
EHLQVWDOOHGDWWKHMRLQWRIWKHRXWGRRUXQLWWRPDWFKWKDWRIWKHLQGRRUXQLW

Flex Match
10
3DUW1DPHVRI)ORRUDQG&HLOLQJ7\SH,QGRRU8QLW
&RQQHFWLQJ
pipe
Air outlet
Air inlet
Guide louver
ALUILOWHUSXULILHU
(LQDLULQOHWJULOOH
Front panel
Suitable model
GFH09(2.6)FMK4DH
GFH12(3.5)FMK4DH
GFH18(5.3)FMK4DH
GFH24(7.0)FMK4DH
Note: Illustation is for reference only. There may be a slight difference in appearance of
different sizes.
:RUNLQJ7HPSHUDWXUH5DQJH
:RUNLQJ7HPSHUDWXUH5DQJH
Indoor side state ˄ć˅ Outdoor side state ˄ć˅
Dry bulb
temp. ˄ć˅
Wet bulb
temp. ˄ć˅
Dry bulb
temp. ˄ć˅
Wet bulb
temp. ˄ć˅
5DWHG&RROLQJ 80.0(26.7) 67.0(19.4) 95.0(35.0) 75.0(23.9)
0D[FRROLQJ 80.0(26.7) 67.0(19.4) 115.0(46.1) 75.0(23.9)
0LQFRROLQJ 67.0(19.4) 57.0(13.9) 67.0(19.4) 57.0(13.9)
5DWHG+HDWLQJ 70.0(21.1) 60.0(15.6) 47.0(8.3) 43.0(6.1)
0D[KHDWLQJ 80.0(26.7) — 75.0(23.9) 65.0(18.3)
/RZ$PELHQWKHDWLQJ 70.0(21.1) 60.0(15.6) 5 3.2(-16.0)

Flex Match
11
6 Maintenance
Warning!
ķ
7XUQRIIWKHXQLWDQGFXWRIIWKHSRZHUVXSSO\GXULQJFOHDQLQJRUPDLQWHQDQFHRWKHUZLVH
HOHFWULFVKRFNPD\RFFXU
ĸ
'RQRWOHWWKHDLUFRQGLWLRQHUJHWZHWRULWZLOOFDXVHHOHFWULFVKRFN 'RQRWVSODVKZDVKRU
rinse air conditioner with water under any circumstances.
Ĺ
9RODWLOHOLTXLGOLNHSDLQWWKLQQHURUJDVROLQHZLOOGDPDJHWKHDSSHDUDQFH RIDLUFRQGLWLRQHU
1RWH2QO\VRIWGU\FORWKRUGDPSFORWKZLWKPLOGGHWHUJHQWWRFOHDQWKHIURQWSDQHO RI DLU
conditioner.)
&OHDQLQJWKH$LU)LOWHUV
Warning!
$LU¿OWHUVVKRXOGEHFOHDQHGE\SURIHVVLRQDOVZLWKSURSHUHTXLSPHQWWRHQVXUHVDIHW\
Suggestion:
,IWKHDLU¿OWHULVGLUW\LWZLOOUHVWULFW
QRUPDODLUIORZ$VDUHVXOWWKHXQLW
will be overloaded and consume 6%
DGGLWLRQDOHOHFWULFHQHUJ\6RUHJXODU
FOHDQLQJLVQHFHVVDU\
&OHDQLQJWKH8QLW
&OHDQWKHDLUFRQGLWLRQHUDQGWKHUHPRWHFRQWUROZLWKGU\FORWK RU DYDFXXPFOHDQHU,IGDPS
FORWKLVXVHGUHPRYHPRLVWXUHE\ZLSLQJZLWKDGU\FORWKDIWHUZDUG
Caution ʽ
ķ
'RQRWXVHEHQ]LQHVROYHQW
JDVROLQHSDLQWWKLQQHUVRUIXUQLWXUHSROLVK
SURGXFWVIRUFOHDQLQJ
ĸ
Do not wash with hot water (above
&)7KLVZLOOFDXVHVRPHSDUWVRI
the unit to be warped.
3UHVHDVRQ&KHFNOLVW
ˆ&KHFNLIWKHLQOHWDQGRXWOHWDLUYHQWVRIWKHDLUFRQGLWLRQHUDUHEORFNHG
ˆ&KHFNLIWKHEDWWHULHVLQZLUHOHVVUHPRWHFRQWUROOHUQHHGFKDQJLQJ
ˆ&KHFNLIWKHDLU¿OWHUKDVEHHQSURSHUO\LQVWDOOHG
ˆ,IWKHXQLWKDVEHHQWXUQHGRIIIRUDQH[WHQGHGWLPHPDLQSRZHUPXVWEHWXUQHGRQWRWKH
compressor section for at least 8 hours before the air conditioner can be started up and run.
ˆNotice: All the operations above should be performed by professionals.
3RVWVHDVRQ&KHFNOLVW
ˆ+DYHWKHDLU¿OWHUVDQGRWKHUSDUWVSURIHVVLRQDOO\FOHDQHG
ˆ.HHSWKHIDQUXQQLQJIRUKRXUVWRGU\RXWWKHLQVLGHRIWKHXQLW
ˆSwitch off the main power supply.
ˆNotice: All the operations above should be operated by professionals.

Flex Match
12
2SHUDWLQJ,QVWUXFWLRQV
ˆThe desired temperature should be set
at a moderate level to avoid of unnecessary
HQHUJ\FRQVXPSWLRQ
ˆ
$LUIORZGLUHFWLRQFDQEHFKDQJHGE\
DGMXVWLQJWKHORXYHUVDVVKRZQWRHYHQO\
condition the entire room.
ˆ)RUEHWWHUHI¿FHLQF\DLU¿OWHUVKRXOGEH
SURIHVVLRQDOO\FOHDQHGZHHNO\
ˆ
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WKHXQLWWRVDYHHQHUJ\
ˆ5HGXFHHQHUJ\XVDJHLQFRROLQJE\
FRYHULQJZLQGRZVWRUHGXFHKHDWIURP
VXQOLJKW
ˆ,IURRPYHQWLODWLRQLVUHTXLUHGRSHQ
ZLQGRZEXWFORVHLWDVVRRQDVSRVVLEOHWR
DYRLGZDLVWLQJHQHUJ\

Flex Match
13
ˆ,IHOHFWULFVKRFNRFFXUVWXUQRIIWKH
XQLW,IWKHXQLWLVQRWWREHXVHGIRUDORQJ
SHULRGFXWRIIWKHPDLQSRZHUVXSSO\
ˆ&KHFNHOHFWULFDOV\VWHPYROWDJHDQG
IUHTXHQF\8VHWKHSRZHUVXSSO\LQGLFDWHG
on the nameplate of the unit. Only use
fuses with specified capacity installed by
professionals.
ˆ'RQRWLQVHUWREMHFWVLQWRWKHDLULQOHWRU
RXWOHWDVLWPD\FDXVHGDPDJHRUSHUVRQDO
LQMXU\&KLOGUHQVKRXOGQRWEH DOORZHG WR
play with air conditioner.
ˆDo not place any obstacles around
the indoor and outdoor unit to avoid
malfunction or poor performance.
ˆ1HYHUH[SRVHLQIDQWVDJHGSHUVRQVRU
SDWLHQWVGLUHFWO\WRWKHDLUÀRZ
ˆDo not install unit near a heat source.
The heat may warp plastic parts.

Flex Match
14
8 Malfunction Analysis
Warning!
5HSDLUVKRXOGEHSHUIRUPHGE\TXDOL¿HGWHFKQLFLDQV6RPHFLUFXPVWDQFHVPD\DSSHDU
to be malfunctions, but actually are not. Check for the following conditions before calling for
service.
"Malfunction" Possible Analysis
The unit will not restart after
KDYLQJMXVWKDYLQJVKXWGRZQ
7KHRYHUORDGSURWHFWLRQVZLWFKUHTXLUHVD PLQXWH LQWHUYDO
EHIRUHUHVWDUWLQJ
Unit emits and odor when first
turned on.
&LJDUHWWHVPRNHRURWKHURGRUVLQWKHURRPPD\EHUHFLUFXODWHG
LQWRWKHURRP+DYH¿OWHUFOHDQHGLIQHFHVVDU\
6OLJKWQRLVHLVKHDUGZKHQWKH
XQLWLVUXQQLQJ 7KHUHIULJHUDQWÀRZLQJLQWKHOLTXLGSLSHZLOOPDNHVRPHQRLVH
7KHUHLVPLVWFRPLQJIURPDLU
RXWOHWLQFRROLQJPRGH
,WLVWKHUHVXOWRIZDUPDLUZLWKKLJKKXPLGLW\EHLQJUDSLGO\FRROHG
inside air conditioner.
&UHDNVRXQGLVKHDUGZKHQWKH
XQLWLVUXQQLQJRUVKXWGRZQ
,WLVWKHVRXQGRISODVWLFSDUWV FUHDNLQJ DVWKH\H[SDQGRU
FRQWUDFWGXHWRWHPSHUDWXUHFKDQJH
The air conditioner will not run.
Is the unit turned off?
+DVWKHUHEHHQDSRZHURXWDJH"
+DVWKHFLUFXLWEUHDNHUWULSSHGRII
,VYROWDJHLVWRRKLJKRUWRRORZ"
Has the TIMER has been set on the wireless remote controller?
3RRUFRROLQJKHDWLQJHIIHFW
Is the desired temperature set properly?
,VWKHLQOHWRURXWOHWRIWKHXQLWEORFNHG"
,VWKHDLU¿OWHUVRGLUW\WRUHGXFHDLUÀRZ"
Are windows and doors open?
,VWKHDLUÀRZYROXPHVHWDWORZVSHHG"
Is there any heat source in the room.?
Wireless remote controller
GRHVQWZRUN
The batteries may need to be replaced.
,IWKHEDWWHULHVDUHQHZUHPRYHWKHEDFNFRYHUDQGSUHVV´$&/´
EXWWRQWRPDNHUHVHWLW
7KHUHPD\EHHOHFWURPDJQHWLFLQWHUIHUHQFH
Too many buttons have been pressed too rapidly on remote
FRQWUROOHU5HVHWDLUFRQGLWLRQHUE\WXUQLQJRIIPDLQSRZHUWKHQ
WXUQLQJLWEDFNRQ
7KHFRQWUROOHUPXVWEHZLWKLQWKHVLJQDOUHFHLYLQJUDQJH
7KHUHPD\EHREMHFWVEORFNLQJWKHVLJQDO

Flex Match
15
6HUYLFH&DOO
:KHQWKHIROORZLQJPDOIXQFWLRQVRFFXUSOHDVHVWRSRSHUDWLQJLPPHGLDWHO\FXWRIIWKHSRZHU
supply and contact service center for help.
ˆ
+DUVKVRXQGLVKHDUGZKHQWKHXQLWLVUXQQLQJ
ˆ
:KHQWKHIXVHPHOWVRUWKHFLUFXLWEUHDNHUWULSVIUHTXHQWO\
ˆ
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ˆ
:KHQWKHUHLVZDWHUOHDNLQJIURPLQGRRUXQLW
ˆ
:KHQWKHSRZHUFRUGLVRYHUKHDWLQJ
ˆ
%DGRUEXUQLQJRGRUZKHQWKHXQLWLVUXQQLQJ
$IWHUVDOHV6HUYLFH
3OHDVHFRQWDFWWKHLQVWDOOLQJFRQWUDFWRURURWKHUTXDOL¿HGVHUYLFHWHFKQLFLDQ

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