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Installation and operating instructions Wilo-Sub TWU4 Plug & Pump
17
9 Maintenance
Maintenance and repair work to be done by
qualified personnel only!
DANGER
! Mortal danger
There is a risk of a fatal shock when working on
electrical equipment.
• For all maintenance and repair work, the pump
must be switched off and prevented from being
switched on again accidentally.
• Damage to connecting cables may only be
repaired by a qualified electrical contractor in
principle.
NOTE: No special maintenance is necessary during
normal operation.
Содержание Wilo-Sub TWU 4 Series
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