Glowworm Energy 35 Store-A, Инструкция по установке и обслуживанию

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Inspection and maintenance 9
0020201109_01 Energy Installation and maintenance instructions
23
9.7 Checking the pressure in the hot water
expansion vessel
Note
The heating water expansion vessel does not
need to be removed in order to remove the hot
water expansion vessel.
1
1. Allow the pressure in the hot water circuit to fall.
2. Measure the pre-charge pressure of the expansion ves-
sel at the vessel valve
(1) .
–
Pre-charge pressure in the hot water expansion
vessel: 3.5 bar (350,000 Pa)
Conditions : Installing a new expansion vessel
▶
Drain the product. (
→
Page 22)
▶
Fill the expansion vessel.
◁
Fill the vessel ideally with nitrogen, otherwise with
air.
◁
The drain valve must be open during levelling.
▶
Fill the hot water circuit. (
→
Page 16)
9.8 Checking the particle filter
Note
The particle filter must be removed and cleaned at
one-year intervals.
1. Drain the product. (
→
Page 22)
2. Remove the clips and the particle filter.
3. Check the condition of the particle filter and clean the
mesh surrounding it.
Conditions : Fitting a new particle filter
▶
Fill and purge the heating installation. (
→
Page 16)
9.9 Cleaning the heating filter
Note
The heating filter improves the purging of the
heating circuit.
1
2
1. Drain the product. (
→
Page 22)
2. Remove the clip (1) .
3. Remove the heating filter (2) and clean it.
4. Reinstall the components in reverse order.
9.10 Cleaning the condensate siphon
Preliminary work
▶
Place a container under the condensate siphon.