Insulation Blanket; Fill The Water Storage Tank - Bosch Compress 3000 DW FO Installation Instructions Manual

20 | Installation instructions
CAUTION:
▶ Choose the right path to move the unit.
▶ Only move the unit in its original
packaging.
▶ If the unit is installed in a metal building,
proper insulation and compliance with
the relevant technical standards of
electrical equipment is to be provided.
4.7

Insulation blanket

If local codes require external application of thermal insulation
blankets kits, the manufacturer's instructions included with the
kit must be carefully followed.
Application of any external insulation, blankets, or water pipe
insulation to this water heater will require careful attention to
the following:
• Do not cover the temperature and pressure-relief valve.Do
not cover access panels to the heating elements.Do not
cover the operating or warning labels attached to the water
heater or attempt to relocate them to the exterior of the
insulation blanket.Do not block the air inlets/outlets and
the top cover.
• Do not cover water heater control unit.
4.8

Fill the water storage tank

CAUTION: Damage to the appliance!
▶ Prior to commissioning the appliance,
fill the storage tank with water and purge
tank through hot water piping and
fixtures.
Check if the purge valve outlet is pointing
downward. If not:
▶ Rotate the purge valve clockwise
(tightening) to ensure the outlet is
pointing downwards.
▶ Open DHW connection (Fig. 5, [6]) and one or more hot
water taps.
▶ Open storage tank cold water inlet (Fig. 5, [8]).
Storage tank filling starts.
▶ Close hot water taps only when water flow is free of air
pockets.
▶ Connect the appliance to the power supply via fixed wiring
installation, including earth conductor.
6 720 801 244 (2013/08)
▶ Rotate circulation pump speed selector to position „III".
Fig. 12 Circulation pump
Make sure that the appliance is in "manual"
mode before activating the Purg.
"man" must be written on the display.
If "auto" is displayed:
▶ Select "man" mode ( page 25,
section 5.4).
▶ Activate „Purg" function ( page 31, section 5.6.6).
CAUTION: Risk of scalding!
▶ Ensure that draining water from the
purge valve presents no risk to people or
property.
▶ Open purge valve (at least one complete rotation, Fig. 13,
[1]) until water drops out through the purge valve outlet.
Ensure that water drains correctly.
1
Fig. 13 Purge valve
[1] Purge valve
[2] Condenser (gas/water heat exchanger)
▶ Close purge valve.
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2
6720646160-50.2V
Compress 3000 DW FO