Viessmann CIB User Manual

24
2. Undo 4 nuts. Remove burner gauze assembly and
insulating parts.
!
Please note
Damage to the burner gauze assembly will
impair the burner function.
Do not damage the mesh.
Never touch the mesh of the burner gauze
assembly. Place the burner horizontally onto
a suitable surface.
3. Replace any damaged components. Use new gas-
kets.
Note
Observe the positioning aid on the thermal insula-
tion block.
4. Reassemble in reverse order. Observe torque val-
ues.
Torque in Nm
kW Up to 80 120/160 From 200
Electrodes 4 4 4
Ignition transformer 1.5 1.5 1.5
Fan 5 3 6
Gas train 3 3 3
Burner gauze assembly 5 5 5
Checking and adjusting the ignition and ionisation electrodes
10-2
16±1
3,5±0,5
B
A
B
Fig. 14
A
Ionisation electrode
B
Ignition electrodes
1. Check the electrodes for wear and contamination.
2. Clean the electrodes with a small brush (not a wire
brush) or cleaning fleece.
!
Please note
Damage to the burner gauze assembly will
impair the burner function.
Do not damage the mesh.
3. Check the electrode gaps. If the gaps are not as
specified or the electrodes are damaged, replace
and align the electrodes together with new gas-
kets. Tighten the electrode fixing screws with a tor-
que of 4 Nm.
Cleaning the combustion chamber and heating surfaces
!
Please note
Contact with unalloyed iron and scratches on
parts in contact with flue gases can lead to cor-
rosion.
Only use plastic brushes, no wire brushes or
sharp objects.
Danger
Loose residues and residual cleaning agents
can lead to injury.
Wear goggles, protective gloves and protective
clothing.
Commissioning, inspection, maintenance
Checking the burner gauze assembly and thermal… (cont.)
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Viessmann CIB Specifications

General

Brand	Viessmann
Model	CIB
Category	Boiler
Language	English