Stiebel Eltron CNS с 11.09.2006: What to do if . . . ?

For regular maintenance we recommend

At the latest 10 years after first use, the safety,

checking the control and adjustment elements.

control and adjustment elements should be

checked by an expert.

What to do if . . . ?

• the unit does not get

Chechk that . . .

hot?

. . . the ON/OFF switch is turned on.

. . . in your fuse box, the corresponding fuse is intact or whether the breaker has tripped.

Eliminate cause!

English

If the heater still does not warm up, call an engineer!

• the unit switches

Check whether it is covered, so it could have overheated (e.g. covered air outlet or inlet opening).

itself off?

Eliminate cause!

If it does not warm up again after a few minutes‘ cooling down period, call an engineer!

• customer service is

Read the type (Typ) and number (Nr.) from the rating plate (8)

called?

on the unit and tell customer service!

Typ: CNS . . . .

Nr.: . . . . . . – . . . . – . . . . . .

2. Installation instructions for the professional

This unit may only be erected and electrically

• The unit must not be mounted directly be-

the wall bracket to the wall using suitable

connected by a specialist following the installa-

low a wall socket.

fixing materials (wall plugs and screws) de

-

tion instructions.

• If the unit is permanently connected to an

pendig on the type of wall. The vertical slots

AC network (junction box) an isolation

allow adjustment for an offset in the fixing

First remove the packaging and check acces

-

distance of at least 3mm is required on all

holes.

sories and any enclosures, ensure that no ac-

poles for isolation from the network. For

cessories remain in the packaging material.

this circuit breakers, LS switches, fuses etc.

2.3.2 Unit installation

C

can be used.

The convector is mounted by attaching the

2.1 Structure of unit

Installation with permanent connection ca-

slots on the rear simultaneously to the four

4 Air outlet grid

bles is not permitted.

tabs of the wall bracket pressing down to lock.

5 Wall bracket

• The rating plate must be observed. The rat-

The closing bolt (

6) of the wall bracket is then

6 Closing bolt

ed voltage must correspond to the nominal

turned clockwise to the stop, locking the fixing.

7 Mains connection cable

voltage.

To remove the convector, unscrew the locking

8 Rating plate

• On installation of the heater in rooms with

bolt and lift the unit slightly, pulling it forwards

a bath and/or shower, the protection area

and out of the bracket.

2.2 Provisions and specica-

to VDE 0100 part 701 as specified on the

unit rating plate must be observed.

tion

2.4 Electrical connection

• The unit must be mounted such that the

The required electrical connection is AC 230V

switch and control units are out of reach of

The unit should not be operated

~ 50 Hz.

a person in the bath or shower.

– in rooms at risk of explosion or re from

For fixed connection, an earth socket or junc

-

• The mains connection cable may only be

chemicals, dust, gas or vapour,

tion box should be installed at a distance of at

replaced with original Stiebel Eltron spare

– in the immediate vicinity of pipes or con-

least 10 cm to the side of the heater.

parts by experts.

tainers which transport or contain am-

mable or explosive substances,

2.5 Handover

– if the minimum distances from adjacent

2.3 Installation

Explain to the user how the unit functions.

object surfaces are not observed.

2.3.1 Installation of wall bracket

B

Draw his attention in particular to the safety

In workshops or other rooms in which ex-

The wall bracket should be used as a template

instructions.

haust gases, oil or petrol vapours etc. occur

for fixing the appliance to the wall. It also helps

Give the user these operating and usage in-

or where solvents and chemicals are used,

to keep the necessary ground clearance. To at

-

structions.

persistent odour problems and where appli-

tach the unit proceed as follows:

cable contamination can occur.

 I Place the wall bracket (5) holding the

centre point horizontally on the ground and

• The unit may only be fitted to a vertical wall,

mark the holes a and d on the assembly wall;

temperature-resistant up to at least 80 °C.

 II Raise the wall bracket so that the ho-

• Minimum distances from adjacent object

les

b in the wall bracket coincide with the

surfaces must be observed.

marks just made on the assembly wall;

• All electrical connection and installation

 Mark holes c and d on the wall bracket on

work must be performed to VDE regula

-

the assembly wall;

tions (0100), the regulations of a competent

 At all four markings drill holes and attach

utility company and the corresponding na-

tional and regional regulations.

9