Swegon BlueBox Zeta Rev Series Installation, Use And Maintenance Manual page 74

SYMPTOM
Presence of oil on the discharge of the
safety valve.
Water leaks from the pump on first
start-up
74
Translation from original instructions
LIKELY CAUSE
Opening of the valve due to failure of
the protective devices to operate.
Opening of the valve due to overtem-
perature.
Bedding in the mechanical seal
POSSIBLE SOLUTION
Check that the high pressure switches
are working and, if necessary, replace
them.
The valve must be replaced.
Replace the valve and restore the
charge.
Pressurize the pump body 2 or 3 times
by closing and opening the delivery
valve so as to correctly bed in the seal.
We reserve the right to make changes without any prior notice.