Product Settings; Switching The Product To Standby Mode; Troubleshooting; Detecting And Eliminating Faults - Glow-worm Energy7 Series Operating Instructions Manual

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5 Troubleshooting

4.8 Product settings

Note
The sequence in which the avail-
able settings are shown depends
on the operating mode selected.
If the Domestic hot water + Heat-
ing operating mode is selected, the
domestic hot water temperature
must be confirmed in order to set
the flow temperature of the heat-
ing.
1. Press the
or
temperature.
2. Press the
button to confirm.
4.9 Switching the product to
standby mode
Press the
button for less than three
seconds.
Once the requirement currently in
use has finished, the display will
show OFF and go out.
The product is now in standby mode.
The product's frost protection func-
tion is activated.
The main power supply is not inter-
rupted. The product continues to be
supplied with power.
5 Troubleshooting
5.1 Detecting and eliminating
faults
If problems occur whilst operating the
product, you can carry out certain self-
checks with the aid of the table in the
appendix.
Troubleshooting (→ Page 14)
If the product still does not function
without problems after the checks have
been carried out using the table, con-
tact your competent person to rectify
the problem.
12
button to set the

5.2 Fault codes in the display

Fault codes have priority over all other dis-
plays. If several faults occur at the same
time, the corresponding codes are dis-
played alternately for two seconds each.
If your product displays a fault code
(F.xx), contact a competent person.

6 Care and maintenance

6.1 Maintenance

An annual inspection of the product carried
out by a competent person is a prerequis-
ite for ensuring that the product is perman-
ently ready and safe for operation, reliable,
and has a long working life.

6.2 Caring for the product

Clean the casing with a damp cloth and
a little solvent-free soap.
Do not use sprays, scouring agents,
detergents, solvents or cleaning agents
that contain chlorine.
6.3 Checking the condensate
discharge pipe and tundish
The condensate discharge pipe and tun-
dish must always be penetrable.
Regularly check the condensate dis-
charge pipe and tundish for faults and,
particularly, for blockages.
You must not be able to see or feel any
obstructions in the condensate discharge
pipe and tundish.
If you notice a fault, have it eliminated
by a competent person.
Operating instructions Energy
0020300878_00
7

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