ASKOMA ASKOHEAT-EO User manual

ASKOHEAT‐EO
Fitting instructions, user manual and service

 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 by qualified electricians.
ASKOHEAT‐EO_1-9_en MVGASV_460101_en www.askoma.com Page1
1.0 to 9.0 kW (type A)
 AHIOR-B-A-…
 AHIOR-BI-A-…
Index
UsermanualPage2
FinginstruconsPage3
CircuitdiagramPage5
ServicePage6
MalfunconPage6
Please keep in a safe place
Insulatedmounng
Screw-inheaterR1½“
Screw‐in heater R 1½“ for industrial and heang water

ASKOHEAT‐EO
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.

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‐EO_1-9_en MVGASV_460101_en www.askoma.com Page2
Insulatedmounng
Screw-inheaterR1½“

Fitting instructions
ASKOHEAT‐EO
ASKOHEAT‐EO_1-9_en MVGASV_460101_en www.askoma.com Page3
Insulatedmounng
Screw-inheaterR1½“
Operangdata,applicaon,dimensionsandmodelofthescrew-inheaterareontheidenficaonpla-
teandcircuitdiagramonthedevice,orcanbefoundinthefinginstrucons/usermanuals.
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The conical thread must be provided with a sealnt approved for industrial water before assembly.
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 by the 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screw-in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.
Corrosion protection 
Pleasenote:Thisheangelementisapplicableinstainlesssteelboileraswellasinblacksteel/black
steelenamelledboilers.SelectthesengsviaDIPswitchaccordingtotheboilertype.
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”.
Incaseofdisregardcorrosiondamagesondeviceandboilercouldbecaused.

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.

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storageheater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

Fitting instructions
ASKOHEAT‐EO
ASKOHEAT‐EO_1-9_en MVGASV_460101_en www.askoma.com Page4
Safety: EN60335-1/-2-21/-2-73
EMC: EN55014-1/-2
CEM: EN62233
IPCode: EN60529
Applicable
standards
Insulatedmounng
Screw-inheaterR1½“
8.1DIP‐switch
PosionON:
Forstainlesssteelboiler

Posion2:
Forblacksteel-/enamelledboiler
9.

Circuit diagram
ASKOHEAT‐EO
Operating voltage:

- L/N  230V~(1.0-3.0kW)

» Insert the L1‐L2‐L3 terminal for 230 V~ !

- L1/L2/L3 400V3~(1.0-3.0kW)

» The neutral conductor (neutral point) may
not be connected for 400 V 3~!

»The regulaons of the local electrical ulies
must be complied with!
1.0 to 9.0 kW (type A)
 AHIOR-B-A-…
 AHIOR-BI-A-…
WARNING! Allpowersupplycircuitsmusthavebeenswitchedoffbeforeaccessing
theconneconterminals.
ASKOHEAT‐EO_1-9_en MVGASV_460101_en www.askoma.com Page5
Operating voltage:

- L1/L2/L3 400V3~(3.8-9.0kW)

»The regulaons of the local electrical ulies
must be complied with!
Insulatedmounng
Screw-inheaterR1½“

Service
ASKOHEAT‐EO
2x / year
1.
2.
Malfunction
Reset
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‐EO_1-9_en MVGASV_460101_en www.askoma.com Page6
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element.
In such cases the guarantee is not valid!
The version currently valid can be downloaded under "Downloads" from our homepage
For technical data see the data sheet Subject to technical alteraons
New
Needs cleaning
Seeusermanualforthe
qualifiedinstaller.
Insulatedmounng
Screw-inheaterR1½“