Check The (Flue) Gas Tightness; Check The Function Of The Boiler; Completion Work; Instructing The Operator - Bosch GC7000WP 50 23 Installation And Maintenance Instructions Manual

Wall mounted gas condensing boilers
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8.9

Check the (flue) gas tightness

NOTICE
Damage to wall mounted boiler due to short circuit.
▶ Cover plugs, cables and components when using gas leak detection
spray.
▶ Make sure that the boiler can release its heat.
▶ Operate the appliance.
▶ Open the menu Function check > Burner.
▶ Start the Function check by setting the value to 50%.
▶ Check all gas-carrying components using an approved leak
detecting agent or device.
▶ Check the tightness and installation/brackets of the flue system.
Fig. 33 Inspecting the gas path
▶ Determine and rectify the cause of a possible leak.
▶ Deactivate Function check.
8.10

Check the function of the boiler

Freeze the connected control and check whether the boiler starts
burning after several minutes to support the boiler operation.
If applicable: open a DHW tap, check the DHW temperature and
draw-off quantity.
8.11

Completion work

▶ Mount the front cover.
▶ Complete the commissioning report ( § 15.7, p. 50).
8.12

Instructing the operator

▶ Familiarise the user with the heating system and operation of the
boiler.
▶ Point out to the operator that if heating water frequently needs to
be refilled this is a sign that the system is faulty and/or leaking
(ensure required water quality according to the operator's log).
▶ Inform operator about the required water quality and point out
where the heating water must be refilled.
▶ Inform the operator that he or she must not carry out any
modifications or repairs.
▶ Point out the possible consequences (material damage, personal
injury or danger to life) of not carrying out inspection, cleaning and
maintenance correctly, or omitting it altogether.
Condens 7000 WP – 6721841195 (2022/01)
▶ Draw attention to the dangers associated with carbon monoxide (CO)
and recommend the use of CO detectors.
▶ Hand over the technical documents to the operator.
9

Operation

9.1

Control panel overview

8
7
6
Fig. 34 Control panel
[1]
Display
and keys
[2]
[3]
Heating water pressure display
[4]
d key
0010034659-001
[5]
OK key
[6]
Menu key
[7]
Hot water key
[8]
Heating key
[9]
Burner display
See the operating instructions for a description of the user menus.
9.2

Switching on the device

▶ Switch on the appliance at the On/Off switch ( Fig. 2.11, page 6).
Set the language the first time the device is turned on.
▶ To scroll through the languages, press the  or  key.
▶ To select the desired language, press the OK key.
When the display shows Siphon fill. prog., the trap filling program is
active. The condensate trap in the appliance is filled ( Chapter 9.3,
page 26).
Operation
9
1
3
4
5
0010033251-001
25
2

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