Renfert 1845 0000, Manual

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4.3 Opening / closing the service opening
Opening
Observe the steps:
First loosen the nuts – do not remove them!
Danger due to pressurized steam! Before opening the
revision cap, ensure that the pressure tank is no longer
pressurized. To do so, open the tank cap (1, Fig. 1) and
remove it.
Reduce the existing pressure if required using the steam
outlet function (see Chap. 5.4).
Danger due to hot water!
The water in the pressure tank may still be hot.
⇒
Open the service flap (12) by applying pressure to the lower edge of the service
flap.
⇒
Loosen both fastening nuts at the service cap (13) by two turns each using the
tool provided (17)�
⇒ Use the tool to turn the service cap approx� 20° to the left and allow water to
drain out through the service flap.
Once the tank is empty:
⇒
Remove the fastening nuts�
⇒
Turn the service cap to the left until stop and remove it�
Closing
Do NOT lubricate threaded bolts!
⇒ Check and clean the sealing in the service cap� Replace if damaged�
⇒ Clean the sealing surface of the pressure tank�
⇒
Place the service cap into position rotated at approx� 45° and turn it to the right
until stop�
Note the correct position: TOP = up!
⇒ Place the fastening nuts into position and turn them by hand until stop�
⇒
Tighten the fastening nuts using a tool until they are finger tight.
⇒
Wipe out the service flap.
⇒ Lift up the service flap and close by pressing the upper corners.
4.4 Rinsing the unit
Due to the manufacturing process, release agents or other foreign substances may still be in the
pressure tank.
These substances can initially cause odors during operation. This decreases over time.
It is also recommended to rinse the unit before operating it for the first time.
⇒ Place the unit so that water can flow from the service opening (12/13, Fig. 1) into a sink.
⇒
Open the service opening (see Chap� 4�3)�
⇒
Pour 3 - 4 l of water into the tank cap opening and allow it to drain out through the service opening�
⇒ Close the service opening (see Chap� 4�3)�
2 Fig.
12 13
17
3 Fig.
4 Fig.
5 Fig.
6 Fig.
7 Fig.
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