Cleaning Of Connection Lines (F) (See Sketch Chapter 5) - Igema G Installation And Operating Instructions Manual

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At the latest 24 h after commissioning, the screw connections must be checked and tightened
again with the torques specified above in the listed tightening sequence Md
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10.4)! This should be repeated until the bolts permanently hold the specified torques.
The union nuts of the valves must be tightened so that no leakage occurs at the spindle and
the handwheel / hand lever can still be turned.
Note!
After commissioning, slight leaks can occur in the valves, but these will reappear
after a short time due to temperature and pressure.
Info

8.2 Cleaning of connection lines (f) (see sketch chapter 5)

• Close main shutoff valves (c) and (g). Detach connection lines (f) on indicator valves (h)
and (j) and on bolting (d) and bend a little to the side.
Cleaning of connection lines can be made in two ways:
Ensure that nobody stays next to detached bolting of
indicator valves (h) and (j)!
Danger
a. Remove vent plug (a) and purge connection lines (f) with water through this opening.
b. Bring boiler to operating condition with firmly tightened vent plug (a) and purge
connection lines (f) by opening and closing several times main shutoff valves (c) and (g).
• Tighten firmly detached connection lines on indicator valves (h) and (j).
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