Venting And Gauging The Dosing Pump For H2O; Venting - GRUNDFOS ALLDOS Oxiperm C 164 Series Operation And Service Manual

Oxiperm 164 150-2500 g en
8.4 Venting and Gauging the
Dosing Pump for H 2 O

8.4.1 Venting

15.710010-V5.0
Following filling of the water tank, the dosing pump (DMX 221) for H 2 O must be
vented and gauged.
Legend
Item 1 Venting
Item 2 Operation
Item 3 Venting hose
Item 4 Gauging vessel
Item 5 Ball valve
Item 6 Ball valve
Item 7 Suction line for water tank
Itern 8 cover
In the "Service mode" menu, switch to the "Venting" menu, and then scroll to
page 2.
Display:
See also Section 7.8.1, Venting
NOTE If the stroke setting is changed when venting, the
preset stroke length must be set again following the
venting procedure.
●
Activate the dosing pump using the "F1" key, stroke setting 90 - 100%
●
Rotate overflow valve of dosing pump into position "Venting" (Fig., item 1)
●
Rotate the knob such that the smaller cut-out rests on the nub of the dosing
head. The rotary knob is then further away from the dosing head, the valve
spring is unloaded.
●
When the dosing medium flows back into the tank out of the venting hose
(item 3) without bubbles, rotate the knob back into the position "Operation"
(item 2)
●
Return stroke setting to preset factory setting.
Venting <
1 Pump H2O <off>
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