Fronius FK 5000, Руководство по эксплуатации

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Insufficient or no coolant flow
Cause: Coolant level too low
Remedy: Top up coolant
Cause: Constriction or foreign body in cooling circuit
Remedy: Remove constriction or foreign body
Cause: Coolant contaminated
Remedy: Change the coolant
Cause: Coolant filter (option) misplaced when connecting coolant return
Remedy: Clean coolant filter/replace filter element
Cause: Coolant pump sticking
Remedy: Turn coolant pump shaft (see operating instructions, "Turning coolant pump
shaft" section). Contact After-Sales Service if the coolant pump shaft proves
impossible to turn
Cause: Coolant pump defective
Remedy: Contact After-Sales Service
Coolant pump does not work after turning the coolant pump shaft
Cause: Temperature switch on coolant pump has tripped
Remedy: Wait until the end of the coolant pump's cooling phase (2 - 3 minutes)
Insufficient cooling power
Cause: Cooler contaminated
Remedy: Gas purge cooler with dry compressed air
Cause: Faulty fan
Remedy: Contact After-Sales Service
Cause: Coolant pump defective
Remedy: Contact After-Sales Service
High operating noise level
Cause: Coolant level too low
Remedy: Top up coolant
Cause: Coolant pump defective
Remedy: Contact After-Sales Service