7 Errors
44
Rev. 09/2020
9.
Attach the stepper motor with the hexagon socket head cap screws M6x16
of the adapter
plate to the VariFuel2/2+.
Do not tighten the screws
Do not tighten the hexagon socket head cap screw M6x16
. The stepper
motor has to remain movable to enable the correct belt tension to be set.
10.
Tighten the drive belt with the VariFuel Adjustment Tool for Belt Tension as described in the
supplied instructions for use.
▸
The stepper motor has been installed. You can continue with the adjustment of the fuel
ring (see
Adjust Fuel Ring
7.4
Adjust Fuel Ring
In order to adjust the fuel ring, the VariFuel2/2+ must be connected with the VariStep3 stepper
motor driver. Adjust the fuel ring as follows:
1.
Stop the gas supply.
2.
Remove the inspection window from the upper part of the housing with the VariFuel Tool for
Inspection Window. Proceed as described in the instructions for use of the inspection win-
dow tool.
3.
In the upper part of the housing, loosen the toothed pulley with the VariFuel Locking Tool for
Toothed Pulley and a hex key SW3. Proceed as described in the instructions for use of the
locking tool. After loosening, keep the locking tool inserted in the toothed pulley.
Summary of Contents for VARIFUEL2
Page 1: ...VariFuel2 2 Air Gas Mixer Assembly Instructions P N 01 10 001 EN Rev 09 2020...
Page 20: ...4 Product Description 20 Rev 09 2020 Dimensions Series 100 60 VariFuel2 VariFuel2...
Page 21: ...4 Product Description Rev 09 2020 21 Series 140 80 VariFuel2 VariFuel2...
Page 22: ...4 Product Description 22 Rev 09 2020 Series 200 120 VariFuel2 VariFuel2...
Page 23: ...4 Product Description Rev 09 2020 23 Series 250 150 VariFuel2 VariFuel2...
Page 24: ...4 Product Description 24 Rev 09 2020 Series 300 190 VariFuel2 VariFuel2...
Page 25: ...4 Product Description Rev 09 2020 25 Series 350 225 VariFuel2 VariFuel2 for eye bolt DIN 580...
Page 49: ...Rev 09 2020 49...
Page 50: ......
