Maintenance Cycles; Accessories - Honeywell Kromschröder GIK Series Operating Instructions Manual

4 Open the air valve fully.
5 Adjust it until the air control pressure p
es the calculated value. Observe the gas and air
pressures on the downstream consumers.
p
sa
GIK..R
−
GIK..F
6 Open the gas valve upstream of the air/gas ratio
control.
➔ It must be possible to identify a change in the gas
outlet pressure p over the entire turndown range,
d
corresponding to the air control pressure p
the air control pressure p
ity range and the gas outlet pressure p
7 Turn the adjusting screw towards "–" and increase
the flow rate to maximum volume again, making
any adjustments that may be required.

10 MAIntenAnCe CYCLes

GIK, GIKH requires little servicing.
We recommend that a function check is carried out
once per year, or at least twice a year if biogas is used.
reach-
sa max.
+
−
p
sa
+
0
. If only
sa
rises in the upper capac-
sa
does not:
d

11 ACCessoRIes

11.1 Bypass screw GIK 15–25, variable
The bore hole diameter for the flow rate can be adjusted
as desired and corresponds to holes of 1.5–4 mm, see
page 5 (8 Bypass for staged control).
Order No.: GIK 15–25: 74919806.
11.2 Bypass screw, diameter to order
The bore hole diameter of the bypass screw is made
to order.
➔ The bypass orifice can be enlarged if required.
type
GIK 15–25, GIKH 25
Order No.: 74919820
GIK 40–50
Order No.: 74919821
enlarging the bypass orifice
1
max. 300 mbar
4
EN-7
Bypass orifice [mm]
standard enlarged
Ø 1.5 Max. Ø 4
Ø 5 Max. Ø 9
2 3
5