STIEBEL ELTRON XG 35 EC User manual

This shower water heater must be installed (water and electrical installation),
commissioned and serviced by approved service technicians in
accordance with these instructions.

English
Instantaneous shower water heater - Operation and installation instructions


XG 35 EC / 45 EC

STIEBEL ELTRON
2
General information

General information
The chapter Operation is intended for
users and qualified installers.
The chapter Installation is intended for
qualified installers.
Read these instructions
carefully before using the
appliance and retain them for
future reference. If the appliance
is passed on to a third party please
hand these instructions to the new
user.
This appliance can be
used by children aged
from 8 years and above and
persons with reduced
physical, sensory or mental
capabilities or lack of
experience and knowledge if
they have been given
supervision or instruction
concerning use of the
appliance in a safe way and
understand the hazards
involved.
Children shall not play
with the appliance.
Cleaning and user
maintenance shall not be
made by children without
supervision.



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


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

 

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











STIEBEL ELTRON 3
English
1. Installation instruction .................................................................................................................. 4
1.1 Detailed description ..................................................................................................................... 5
1.2 Installing the unit .......................................................................................................................... 6
2. Operation instruction ..................................................................................................................... 4
2.1 Description of the unit ............................................................................................................... 10
2.2 The essentials - in brief .............................................................................................................. 11
2.3 Important information (ELCB) ................................................................................................ 12
2.4 Pre-operation ................................................................................................................................ 13
2.5 Operation ....................................................................................................................................... 13
2.6 Care and maintenance............................................................................................................... 13
2.7 Important note ............................................................................................................................. 13
2.8 Technical data ............................................................................................................................... 14
2.9 Regulations and provisions .................................................................................................... 15
2.10 Installation location ................................................................................................................. 15
2.11 Service note ................................................................................................................................ 15
3. Guarantee ........................................................................................................................................... 16
4. Fault elimination for the user ................................................................................................... 16

............................................................................................................................... 17
 
 
 ..........................................................................................................................23
 23
  24
  25
 
 
 
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 
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Content


STIEBEL ELTRON
4
216 mm.
342 mm.
73 mm.
100 mm.
Fig 1
Fig 2
Dimension
Wall Mounting
Fig 3
Fig 4
Cable
Wiring diagram
220-240 VAC. ONLY
Flow SW.
A
B
C
D
E
A - Heating Element
B - XG-PC Front PCB
C - ELCB
D - XG-PC Control PCB
E - Thermal Cut-Out
3
1. Installation Instruction for the qualied installer

STIEBEL ELTRON 5
1.1 Detailed description
1. Upper xing hole
2. Lower xing hole
3. Depth for mounting screw (Fig 2)
4. Connection cable (Fig 3)
5. Double action thermostat
6. Cable entry with seal
7. Terminal block for earth wire
8. ELCB
9. Connector to PCB control
(Base)
10. Reed switch
11. ELCB reset button
12. ELCB test button
13. Cold water connection
14. Hot water connection for
shower hose
15. Tank hat
16. Filter
17.Rubber seal
18.Water Valve
19. Power Light
20. Connector to PCB Control (Cover)
Pic 8
Fig 5
16
5
6
7
8
9
10
11
12
13
14
15
1
2
18
17
19
20
Cover Base
1. Installation Instruction for the qualied installer

STIEBEL ELTRON
6
1.2 Installation Instruction
Switch o main breaker for
water heater.
- Determine the position of the
drillholes by installation template
and drill the holes.
- Release cover securing screw.
- Open and remove cover.
- Insert the wall plugs and screw
make sure insertion depth is correct
(Fig 2 number 3).
- Ensure that the ELCB must be
switched o.
- Feed the connection cable seal
in the rear wall.
Fig 6
Fig 7
Fig 8
Fig 9
1. Installation Instruction for the qualied installer

STIEBEL ELTRON 7
- The unit must be installed with
a circuit breaker (see recommended
circuit breaker size in technical data
table).
- Guide the unit over the wall securing
screws and slide it downwards.
- Fit a secure connection cable
ensure dimensions are correct.
The unit must be earthed
properly (see circuit diagram
(g 4)).
(See recommended cable size in
technical data table)
Fig 10 Fig 12
Fig 11
Earth wire L wire
N wire
Fig 13
1. Installation Instruction for the qualied installer

STIEBEL ELTRON
8
- Straighten the unit and tighten
the screws.
- Connect the electrical supply
from cover into the PCB control.
- Fit the cover and secure with
the screw.
Fig 14 Fig 16
Fig 17Fig 15
1. Installation Instruction for the qualied installer

STIEBEL ELTRON 9
- Turn the rotary control to the“o”
position.
- Fit the lter and silicone gasket
(Fig 5 number 16, 17).
- Fit the cold water pipe thoroughly
(Fig 5 number 18) .
- Fit the shower accessories to
the unit.
Fig 19
Fig 20
Fig 18
Fig 21
1. Installation Instruction for the qualied installer

STIEBEL ELTRON
10
2.1 Description of the unit.
The STIEBEL ELTRON XG is a slim and
pressureless instantaneous water heater
that gives you the ultimate shower
experience.
The heating of the water is electronically
controlled and the ow is switched on
and o by using the water valve.
Once the ow volume is sucient, the
“Power” light will indicate that the unit
is switched on.
For safety the unit is tted with an over-
heating protection device.
This appliance is designed for domestic
use. It can be used safely by untrained
persons. The appliance can also be
used in a non-domestic environment,
e.g. in a small business,as long as it is
used in the same way.
Warning Injury
The appliance may be used
by children aged 8 and up and
persons with reduced physical,
sensory or mental capabilities or
a lack of experience provided that
they are supervised or they have
been instructed on how to use the
appliance safely and have under-
stood the resulting risks. Children
must never play with the appliance.
Children must never clean the
appliance or perform user mainte-
nance unless they are supervised.
2. Operation Instruction for the user and the qualied installer

STIEBEL ELTRON 11
2.2 The essentials - in brief
a. Water valve
b. Rotary control for temperature
adjustment
c. “Power” light
d. Shower accessories
a
b
d
c
Shower head level must not be higher than the unit.
Fig 22
2. Operation Instruction for the user and the qualied installer

STIEBEL ELTRON
12
2.3 Important information
The unit must not be put under
pressure. The outlet of the unit
is also used as a vent.
A periodical scale removal is essential
for the function of the shower head.
2.3.1. The unit is equipped with an
ELCB. It is recommended to test
the ELCB once a month.
Before using this unit, switch on the
electrical supply then press the
Reset Button (E).
How to test :
When the ELCB test button (F) is pressed
the ELCB Reset (E) Button will drop.
When the reset button (E) is pressed the
unit will be ready to operate again.
Warning !
If the unit does not operate,
even pressing the Reset button, contact
Stiebel service for a check and repair.
2.3.2. The unit is equipped with a
Double action thermostat.
Incase of permanent thermostat
cut o, contact Stiebel services.
Fig 23
E
F
E
F
Push
2. Operation Instruction for the user and the qualied installer

STIEBEL ELTRON 13
2.4 Pre-operation
(Only to be carried out by a qualied
installer).
Before turning on the power,
turn the rotary knob to the “o”
position then turn on the water valve
to maximum to ll up the unit with
water and ush out the air pockets.
- Press the reset ELCB button to
prepare the unit for normal
operation.
2.5 Operation
- Open the water valve.
- The power light will light up when
there is sucient water ow through
the water heater.
- To adjust the water temperature, turn
the knob clockwise to increase,
counter clockwise to decrease.
The hot water temperature
water valve is closed (such as
applying soap to the body), sub -
sequently the valve is opened again,
high water temperatures may occur.
To avoid risk of scalding, stay away
from the shower head discharge zone
momentarily.
If, during a shower , the depends
on the power of the unit, the
cold water temperature and the ow
volume.
2.6 Care and Maintenance
When carrying out any work,
switch o the circuit breaker to
isolate the electrical power and cut o
the water connection.
All that is needed for cleaning of the
housing is a damp cloth. Do not use any
abrasive cleaning agents or agents
containing solvents.
Maintenance work may only
be carried out by a qualied
technician.
- Clean the lter
Disconnect water valve (Fig 5 number
18), remove water valve lter (Fig 5
number 16 and Fig 5 number 17) and
then clean.
Re-assemble in reverse order.
2.7 Important note
All the information in this
operating and installation
instructions manual must be carefully
followed.
These instructions provide important
details regarding the safety, operation,
installation, and maintenance of the
unit.
2. Operation Instruction for the user and the qualied installer

STIEBEL ELTRON
14
2.8 Technical Data
Type XG 35 EC XG 45 EC
Nominal capacity l. 0.3
Design Open
Min. Inlet water pressure MPa (bar) 0.015 (0.15)
Max. Inlet water pressure MPa (bar) 0.5 (5)
Water connection G½” (External Thread)
Dimension (W x H x D) mm. 216 x 342 x 73
Weight kg. 1.8
Electrical connection 1/N/PE/AC 220...240 V.
Recommended circuit breaker A. 20 25
Recommended cable size Sqmm. 2.5 - 4 2.5 - 4
Rated Power (kW) Rated current (A)
220 V
230 V
240 V
kW - A
3.5 - 15.9
3.8 - 16.5
4.2 - 17.5
kW - A
4.5 - 20.5
4.9 - 21.3
5.4 - 22.5
Note:
The cable sizes can only be a guiding value. Always abide by the corresponding local
standards, laws and regulations.
Stiebel Eltron cannot be held liable for any damages.
2. Operation Instruction for the user and the qualied installer

STIEBEL ELTRON 15
The appliance is not to be installed
in locations where freezing can
occur.
If the supply cord is damaged,
it must be replaced by the
manufacturer, its service agent or
similarly qualified persons in order to
avoid a hazard.
2.9 Regulations and Provisions
- Regulations of the local power
supply company should be
observed.
- Regulations of the water supply
company should be observed.
- Read & study the technical data.
- Install the unit vertically on the wall.
- Electrical connection to be secured.
- New hose-sets are to be used* and
old hose-sets should not be
reused.
The device must be capable of
being isolated from the mains,
for example by fuses, with an isolating
distance of at least 3.5 mm, in all poles.
Connection wires in correct
polarity (L,N).
●Connecting wires in wrong polarity
(L,N) causes an abnormal condition
which may lead to electric leaking,
burning, etc.
2.10 Installation location
The shower unit is to be installed
in a closed, frost-free room
(disconnected units are to be stored in
a frost-free location, since there will
always be some water left in the unit).
The shower unit is to be installed
vertically on a wall (water connection
downwards).
The outlet must not be connected
to any tap or tting other than
those specied.
2.11 Service note
Handing over the unit
- Explain to the user how the unit
works and familiarize them with
its function.
- Advise users about the possible
hazards (water temperature too
high) and never to do any repair by
themselves, always get a certied
Stiebel Eltron installer.
- Hand over this instruction manual
to the user and to be kept on a safe
place for future reference.
2. Operation Instruction for the user and the qualied installer
* (not included)

STIEBEL ELTRON
16
For guarantees please refer to the
respective terms and conditions of
supply for your country.
The installation, electrical
connection and rst operation
of this appliance should be carried
out by a qualied installer.
The company does not accept
liability for any failure caused
by improper installation and / or
unauthorized installers.
4. Fault elimination for the user
Fault Cause Rectication
No hot water despite water
ow through the unit.
- The water ow volume
required for the unit
to turn it on has not
been reached.
- Increase ow volume
- The shower head is
blocked with dirt or
limescale.
- Clean shower head
or remove limescale.
- ELCB activated. - Press ELCB Reset
button.
3. Guarantee

STIEBEL ELTRON 17
216 mm.
342 mm.
73 mm.
100 mm.








220-240 VAC. ONLY
Flow SW.
A
B
C
D
E
A - Heating Element
B - XG-PC Front PCB
C - ELCB
D - XG-PC Control PCB
E - Thermal Cut-Out
3


STIEBEL ELTRON
18
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 
 
 
 
 
 
 
 
 
 
 
 
Pic 8

16
5
6
7
8
9
10
11
12
13
14
15
1
2
18
17
19
20
 


STIEBEL ELTRON 19



  
  
  
  
  
  
  
  
  
  
  






STIEBEL ELTRON
20
  
  
   
  
  
  
  
  


  
 

Earth wire L wire
N wire

