Danfoss Termix VVX-IV 7 Series Operating Manual page 19

Termix VVX-IV - 7 Series DS Fully insulated
Step 1:
Remove the inspection hatch and service hatch.
Step 2:
Remove the cap and connect the flexible hose.
Step 3:
Open both valves.
Step 4:
After filling up the secondary heating system, close both valves,
disconnect the flexible hose and refit the insulation.
LGB55001 © Danfoss | 2022.02| 19