▶ Remove the front casing. (→ Page 10)
▶ Regulate the pressure using the adjusting screw (1).
▶ Fit the front panel. (→ Page 10)
Position of the adjusting
screw
Notes/application
Right-hand stop (screwed
all the way in)
If the radiators do not heat
up sufficiently at the default
setting. In this case, you must
set the pump to the maximum
speed.
Mid-position (six anti-
clockwise rotations)
Default setting
Five further anti-clockwise
rotations starting from the
mid-position
If noises are produced in the
radiators or radiator valves.
9 Adjusting the hot water temperature
You can reset/change the system parameters (→ section
"Using diagnostics codes").
Overview of diagnostics codes (→ Page 30)
9.1 Setting the hot water temperature
Danger!
Risk of death from Legionella.
Legionella multiply at temperatures below
60 °C.
▶ Ensure that the operator is familiar with all
of the Anti-legionella measures in order
to comply with the applicable regulations
regarding legionella prevention.
▶ Set the hot water temperature.
Conditions: Water hardness: > 3.57 mol/m³
– Hot water temperature: ≤ 50 ℃
10 Handing the product over to the
operator
▶ When you have finished the installation, attach the sticker
supplied (in the operator's language) to the product
cover.
▶ Explain to the operator how the safety devices work and
where they are located.
▶ Inform the operator how to handle the product.
▶ In particular, draw attention to the safety information
which the operator must follow.
▶ Inform the operator of the necessity to have the product
maintained on a regular basis.
▶ Instruct the operator about measures taken to ensure the
supply of combustion air and flue gas pipe.
11 Inspection and maintenance
11.1 Observing inspection and maintenance
intervals
▶ Adhere to the minimum inspection and maintenance in-
tervals. Depending on the results of the inspection, it may
be necessary to bring maintenance work forward.
Inspection and maintenance work – Overview
(→ Page 39)
11.2 Procuring spare parts
The original components of the product were also certified
as part of the declaration of conformity. If you do not use
certified Glow-worm original spare parts for maintenance
or repair work, this voids the conformity of the product. We
therefore strongly recommend that you install Glow-worm
original spare parts. Information about available Glow-worm
original spare parts is available by contacting the contact
address provided on the reverse of this document.
▶ If you require spare parts for maintenance or repair work,
use only Glow-worm original spare parts.
11.3 Checking the CO₂ content
1. Start up the product with the check programme (P.01)
and set the value.
– Setting value for the programme P.01: 100
Check programmes – Overview (→ Page 30)
2. Wait until the value that is read is stable.
– Waiting period for reading a stable value: 5 min
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