ATH-Heinl 55HAP Manual page 103

3. Make sure that the phases are connected correctly and the motor is grounded
2.9.2.9 Filling oil and venting
Attention
Do NOT operate the pump-motor unit without oil.
Otherwise, damage to the pump may occur. If the motor becomes hot or makes strange
noises, stop immediately and recheck the electrical connection.
® Copyright ATH-Heinl GmbH & Co. KG / All rights reserved / Misprints and technical changes reserved
Release date: 16.03.2023 / Product manufacturer ATH-Heinl GmbH & Co. KG
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