Dimplex WFE 3TNB Installation And Operating Instructions Download Page 2

(b)

(d)

(a)

(c)

13 : 17

Procedure

Release the front cover from the unit by

 

undoing the two screws under

the bottom edge.
Carefully remove cover by pulling bottom-front forward, and then lift to
release top from retaining slots.
Mark screw fixing positions on wall in accordance with the dimensions
shown on the diagram in 

Fig. 2

. The unit must be secured to the wall

with four screws through the holes provided. The two upper holes are
keyhole shaped to enable the two upper screws to be positioned first.
The unit can then be hung on these screws while the two lower screws
are positioned. Before finally tightening all four screws, ensure the unit
is truly horizontal.
Fit a 3 core 1.5 square millimetre flexible cord through the cable entry
bush, connect wires to the appropriate terminals and tighten cable
clamp. Alternatively the heater may be connected with conduit through
the base after removing the knockout containing the cable entry bush -
see 

Fig. 3

.

Wiring Diagram 

- see 

Fig. 3

Component

A.

Cross Flow Fan

B.

Heat Element

C.

Cut-Out

D.

Electronic Stat

E.

Temperature Selector

F.

Digital Timer

G.

Double Pole Switch

H.

Tri-Clamp T/Block

J.

Cable Clamp

K.

Thermistor

L.

Capacitor

Operation

The WFE3TN has a total loading of 3KW. It
incorporates a sensitive electronic thermostat,
and a programmable 7 day timer. To switch the
appliance ON, it should be connected to the
electricity supply and switched on at the ON/
OFF double pole switch – see ‘b’ in 

Fig. 4

.

Thermostat

 (see ‘a’ in 

Fig. 4

)

The thermostat scale is calibrated in 1°C
divisions with a temperature range from 5°C to
30°C.
To control the room temperature, set the mark
on the thermostat knob to the required
temperature on the scale. The electronic sensor
will monitor continuously the temperature of the
air returning to the inlet grille, and the appropriate
heater element(s) will be selected automatically
to achieve or maintain the chosen level. Two
pilot lights (see ‘d’ in 

Fig. 4

)

 

indicate when one

or both heating elements are in operation. An
additional pilot light on the digital timer will
illuminate when the timer is in ‘Manual On’ mode
or in ‘Auto’ mode with a program running. The
extra sensitivity of the electronic thermostat
ensures that the room temperature is maintained
within close tolerances efficiently and
economically.

2KW NEON

1KW NEON

ON

3

3

N

1

1

2

2

4

4

A

C

E

M

2KW

1KW

1

6

1

6

7

6

8

9

5

B

D

E

F

G

H

J

K

L

Fig. 3

Fig. 4

Fig. 5

Digital Timer Operation 

- see 

Fig. 6

IMPORTANT: DO NOT plug in the appliance where the load
exceeds 16 Amp.

Mode Selection

There are four different operating modes. Press MODE to cycle through
these:

MAN OFF – 

heat is permanently off

– see 

Fig. 7

.

 This is also the default

screen.

MAN ON

 – heat is permanently on –

see 

Fig. 8

.

AUTO DLY

 – switches the heater

ON and OFF everyday according to
a set daily program – see 

Fig. 9

.

AUTO BLK – 

switches the heater

ON and OFF according to a set of
programs for weekdays only or
weekends only – see 

Fig. 10.

Fig. 6

13 : 17

ON

DLY

ADVANCE

AUTO         

P1

M

T

W

T

S

S

F

Fig. 7

Fig. 8

Fig. 9

Fig. 10

00 : 00

MANUAL              OFF

M

T

W

T

S

S

F

00 : 00

MANUAL        ON

M

T

W

T

S

S

F

00 : 00

AUTO

M

T

W

T

S

S

F

DLY

OFF

00 : 00

AUTO

M

T

W

T

S

S

F

BLK

OFF

Summary of Contents for WFE 3TNB

Page 1: ... undertaking installation work ensure the electricity supply is disconnected from any relevant fixed wiring Supply cable is not provided with this appliance and a competent electrician should therefore install it The appliance must be fitted horizontally with the cable or conduit entry at bottom right It should be mounted such that the underside is at least 350mm above the floor and the top of the...

Page 2: ...e a in Fig 4 The thermostat scale is calibrated in 1 C divisions with a temperature range from 5 C to 30 C To control the room temperature set the mark on the thermostat knob to the required temperature on the scale The electronic sensor will monitor continuously the temperature of the air returning to the inlet grille and the appropriate heater element s will be selected automatically to achieve ...

Page 3: ... 00 as set program is then running Fig 17 Fig 11 Fig 12 Fig 13 Fig 14 Key Lock To lock the keypad press ENTER and MODE simultaneously The key symbol will appear on the screen when the keypad is locked see Fig 16 To unlock the keypad repeat the action above Note Timer Memory Back Up Batteries Once the heater has been left plugged in with the socket switched on for at least 72 hours the timer s memo...

Page 4: ...dance with these instructions Your rights under this guarantee are additional to your statutory rights which in turn are not affected by this guarantee Should you require after sales information or assistance with this product please go to www dimplex co uk where you will find our self help guide by clicking on After Sales or ring our helpdesk on 0845 600 5111 UK or 01 842 4833 R O I Spare parts a...

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