ASKOMA ASKOHEAT-FO Series User manual

ASKOHEAT‐FOFlangeheaterØ180mm
Fitting instructions, user manual and service
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 Donotplacethedeviceintooperaonunlaerhavingreadtheusermanual.
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 Thesedevicesmaybeusedbychildrenaged8ormoreandbypersonswithreducedphysical,senso-
ryormentalcapacityorthoselackinginexperienceand/orknowledgeiftheyaresupervised or if
they have been instructed in safe operaon of the device and understood the resultant dangers.
Childrenmaynotplaywiththedevice.Thedevicemaynotbecleanedorservicedbychildrenunless
theyaresupervised.
General safety information
Installation, setting and removal must be
carried out only qualified electricians.
ASKOHEAT‐FO_180_2-10_D_en MVGASV_168101_en_V3 www.askoma.com Page1
Flange heater Ø 180 mm for industrial and heang water
2.0 to 10.0 kW (type D)
 AHFOR-BI-D-…
 AHFOR-B-D-…
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Index
UsermanualPage2
FinginstruconsPage3
CircuitdiagramPage7
ServicePage8
MalfunconPage8
Please keep in a safe place

ASKOHEAT‐FOFlangeheaterØ180mm
User manual for the user and qualified installer
Device description
Theswitch-offtemperaturecanbesetsteplesslyattherotaryknob(item1).Therangeextendsfrom
off(0)throughfrostprotecon()toapprox.85°C.Itshouldbesettoapprox.65°Cforreasonsof
economy.
Theoperanglight(item2)lightswhentheheangelementisinoperaon.
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Operation
Therequiredtemperaturecanbesetbysengthetemperaturecontrol(item1)totherequiredtem-
perature.Whenthetemperaturehasbeenreached,thedeviceautomacallyswitchesoffandswitches
onagainifnecessary.Ifyouonlywantfrostproteconwhenyouareonholiday,youcanturntherota-
ryknobtotherequiredposion().
Item1  Temperaturecontrol
Item2  Operanglight
User manual for the qualified installer
Safety temperature limiter
Ifthesafetytemperaturelimiterhastripped,youcanresetitwitha"00screwdriver"throughthe
openingmarked"Reset".Thiscannotbedoneunlthetemperaturehascooleddownbyapprox.10K.
Item1  Temperaturecontrol
Item2  Operanglight
Item3  Resetbuon
ASKOHEAT‐FO_180_2-10_D_en MVGASV_168101_en_V3 www.askoma.com Page2

Fitting instructions
ASKOHEAT‐FOFlangeheaterØ180mm
ASKOHEAT‐FO_180_2-10_D_en MVGASV_168101_en_V3 www.askoma.com Page3
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Operangdata,applicaon,dimensionsandmodeloftheflangeheaterareontheidenficaonplate
andcircuitdiagramonthedevice,orcanbefoundinthefinginstrucons/usermanuals.
For safety reasons, the device may not be installed from above or
below.
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The device must be installed horizontally and ensure that the
"TOP" label point is upwards.
Make sure that the heang tubes are enrely covered with liquid before placing into operaon.
Thecirculaonoftheliquidshallnotbeinhibited.
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Important information
Ifaheatexchangerisfiedinthesametank,thecontrollermustlimitthetemperaturecausedbythe
heatexchangerto85°C.Thispreventsthesafetytemperaturelimiteroftheflangeheatertripping.
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Safety temperature limiter
Thesafetytemperaturelimitermaytripattemperatureslowerthanapprox.–15°C(e.g.transporta-
onorstorage).Ifthishappens,presstheresetbuon.Seetheseconintendedforexpertsintheuser
manual.
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The device may only be used to heat water.
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Corrosion protection 
Pleasenote:
Thisheangelementisapplicableinstainlesssteelboileraswellasinblacksteel/blacksteelenam-
elledboilers.SelectthesengsviaDIPswitchaccordingtotheboilertype.
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Foraninstallaonoftheheangelementintoblacksteelorblacksteelenamelledboilers,theredslide
switch(DIPswitch)hastobeleinposion“2”(factoryseng).
When installing the heang element into a stainless steel or chromesteelboiler,theslideswitch
(DIPswitch)hastobeswitchedtoposion“ON”.
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Incaseofdisregardcorrosiondamagesondeviceandboilercouldbecaused.

Fitting instructions
ASKOHEAT‐FOFlangeheaterØ180mm
ASKOHEAT‐FO_180_2-10_D_en MVGASV_168101_en_V3 www.askoma.com Page4
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Electrical connection
Thedeviceisintendedforfixedconnecononlyandmaybeconnectedonlytofixedcables.Selecta
cablecross-seconsuitableforthepowerrangofthedevice.Allpolesofthedevicemustbeableto
bedisconnectedfromthemainsbymeansofanatleast3mmisolangdistance.ThePEwiremustbe
100mmlongerthantheotherconductors.
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In the event of the following the guarantee is void:
- Notcomplyingwiththispaperwork„Finginstrucons,usermanualandservice“
- Notcomplyingwiththeboilermanufacturer'sfinginstrucons
- Technicalmodificaons,repairsortamperingwiththedevice(includingexchangingthethermostat)
- Applicaonsforwhichthedevicewasnotdesigned
- Incorrectoperaonandmaintenance
- NotcomplyingwithdirecveVDI2035
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Applicable standards
Safety: EN60335-1/-2-21/-2-73
EMC: EN55014-1/-2
CEM: EN62233
IPCode: EN60529

Fitting instructions
ASKOHEAT‐FOFlangeheaterØ180mm
ASKOHEAT‐FO_180_2-10_D_en MVGASV_168101_en_V3 www.askoma.com Page5
7. 8.
1.
6.
3. 4.
5.
2.

Fitting instructions
ASKOHEAT‐FOFlangeheaterØ180mm
ASKOHEAT‐FO_180_2-10_D_en MVGASV_168101_en_V3 www.askoma.com Page6
9.
Posionright:
Forstainlesssteel
boiler
Posionle:
Forblacksteel-/
enamelledboiler
10.
11. 12.
13.

Circuit diagram
ASKOHEAT‐FOFlangeheaterØ180mm
Operating voltage:

- L1/L2/L3 400V3~(2.0-10.0kW)

» The regulaons of the local electrical power uli-
es must be complied with!
Power switching:
Power Jumper1-2 Jumper3-4
100%:  Yes   Yes
66%:NoYes
33%:  No   No
2.0 to 10.0 kW (type D)
 AHFOR-BI-D-…
 AHFOR-B-D-…
WARNING! Allpowersupplycircuitsmusthavebeenswitchedoffbeforeaccessing
theconneconterminals.
ASKOHEAT‐FO_180_2-10_D_en MVGASV_168101_en_V3 www.askoma.com Page7

Service
ASKOHEAT‐FOFlangeheaterØ180mm
1.
2.
Malfunction
Reset
Seeusermanualforthe
qualifiedinstaller.
Thedevicemustbe
cleaned(descaled)with
asuitableprofessional
descalingagent,e.g.
citricacid.
Ifthesafetytemperature
limitertrips,thereisafault
orerror.Aqualifiedexpert
mustinspectthesystemin
thiscase.
ASKOHEAT‐FO_180_2-10_D_en MVGASV_168101_en_V3 www.askoma.com Page8
2x / year
Whentheheaterisusedinhardwaterareasitmustberegu-
larlydescaled.
It is imperave that the local circumstances are paid aen-
on to.
The build up of scale in the heang element can lead to the
acvaon of the safety temperature limiter or thermal over-
loadingtherebydestroyingtheheangelements.
In such cases the guarantee is not valid!
The version currently valid can be downloaded under "Downloads" from our homepage
New
Needs cleaning
For technical data see the data sheet Subject to technical alteraons