7
Examples of warm air distribution with Truma accessories
It must be ensured that if a closable end outlet is being
used (e.g. bathroom), at least one non-closable nozzle is
installed in the warm air branch.
If the warm air distribution or circulated air intake is par-
tially or completely blocked, the VarioHeat switches off
prematurely and full power is not available.
10 - 100 cm
VR 80
SCW 2
Fig. 15-1
– Truma
“Warm air basic kit”
10 - 100 cm
VR 80
Y 80
ÜR
ÜR
EN
EM
EN-0
LA
Fig. 15-2
– Truma
“Warm air basic kit”+ “Warm air ad-
ditional kit”
3. Secure all pipe connections with clips / tapping screws. Fix
pipes with ZRS / ÜS clamps.
Circulated air intake
The circulated air (U) is sucked in again by the heater. This
must take place from the living room (not the rear storage
locker) to the installation space via one large or several small-
er openings with an overall area of at least 150 cm² .
Circulated air intake with grid
If a grid (not supplied) is installed, the same requirements
regarding the cross section through which the air is sucked in
(150 cm²) must be observed.
W
U
U
Fig. 16
– Example of circulated air intake through a grid
Installing the room temperature sensor
The supplied room temperature sensor must always be
connected, otherwise the heater will indicate an error.
Choosing a location
When choosing a location, remember that the room tempera-
ture sensor must not be exposed to direct heat radiation. For
optimum room temperature control, we recommend that you
install the room temperature sensor above the entrance doors.
Make sure that the sensor is always installed on a
verti-
cal
wall. The room air must be allowed to flow around it
freely.
Installation
• Drill a Ø 10 mm hole.
• Feed the connector cable through the hole from behind and
connect the end of the cable to the sensor with an insulated
connection plug (polarity is unimportant).
• Insert the room temperature sensor and lay the cable end
with bushing X7 to the heater (if necessary, extend to a
maximum length of 10 m with 2 x 0.5 mm² cables).
• Plug the room temperature sensor on to the cable harness
of the heater (refer to „Electrical connections – heater“ page
8).
10 mm
X7
Fig. 17
Installing a digital control panel
Description
Digital Truma CP plus VarioHeat control panel to operate a
VarioHeat heater. A Truma Aventa comfort (from serial num-
ber 24084022 – 04/2013) or Saphir comfort RC air condition-
ing system may also be connected.
The control panel (with polarity protection) is supplied with
power via a 12 V connector cable. The control panel is con-
nected with a VarioHeat heater and / or air conditioning sys-
tem with a connector cable (TIN Bus).
Dimensions
92
103
7
22
18
9
69
19.8
11.5
11.5
21.1
Fig. 18
– Dimensions in mm. Picture not to scale
Содержание VarioHeat eco AU
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