Change Of Gas Family - Schwank infraSchwank D 15U Technical Manual

13 Change of gas family

Fig 28: Change of gas family

Burner baffle (only 15 / 20 / 30 / 40U)

Burner cup

Burner nozzle

Regulation screw start step

Air baffle plate (only 15 / 20 / 30 / 40U)

Fan air restrictor
Instruction to change the gas family
1. Change the burner nozzle
2. Adjust the new nozzle pressure
(see tab. 5, page 14)
3. Adjust the new start step pressure
(see tab 8, page 29 )
4. Stick on the new rating label
infraSchwank D / calorSchwank D - shape U
Instruction to adjust start step pressure
1. Adjust the start step pressure with the regulation
screw, the pressure rise and the opening time
can be changed between set limits.
2. The start step pressure must be set as the
specified values in tab 8. Turn it clockwise with a
screwdriver to increase the start step.
infraSchwank D / calorSchwank D shape U
gas
15 - 30U
Natural
gas
40 U
Propane 15 - 40U
Tab 8: Setting regulation screw start step
type adjustment
regulation screw
MIN
MIN
MAX
start step
pressure
[kPa]
0.4
0.3
1.2
29