Technical Resources
Installation Precautions for A-RYUNG Immersion Pumps
A-RYUNG immersion pumps include ACP-F, ACP-HF, ACP-FS, ACP-EF, ACP-HFP, ACP-HMFS, ACP-MF and ACP-BMF series. They must be installed inside the tank.
The immersion pump inlet is underneath the pump. Maintain approximately 20–30mm clearance between the pump bottom and the tank floor. Insufficient clearance can draw in chips and other contaminants, reducing pump performance and causing failures.
Keep the tank liquid level 20mm below the motor flange. Maximum and minimum levels are marked on the side of the pump. Above the maximum, cutting fluid can enter and burn out the motor. Below the minimum, air can enter, reducing flow and causing noise.
Pump flow varies significantly with liquid viscosity. Excessive viscosity can overheat and damage the motor, so use liquids within the specified viscosity limit.
Nameplate data is based on cutting oil with a viscosity below 2 cSt. When using a higher-viscosity liquid, reduce the flow rate to ensure normal motor operation.

Immersion pump series models:
ACP-60F
ACP-100F
ACP-180F
ACP-250F
ACP-400F
ACP-180F-L
ACP-250F-L
ACP-400F-L
ACP-400HF18-L
ACP-400HF28-L
ACP-400FS250
ACP-180HF18
ACP-180HF25
ACP-250HF18
ACP-250HF25
ACP-400HF18
ACP-400HF25
ACP-600HF18
ACP-600HF28
ACP-180HFP18
ACP-180HFP25
ACP-250HFP18
ACP-250HFP25
ACP-400HFP18
ACP-400HFP25
ACP-750HFP19
ACP-750HFP25
ACP-1100HFP19
ACP-1100HFP25
ACP-900MF (upgraded to ACP-1100MF).
ACP-900MFS (upgraded to ACP-1100MFS).
ACP-1500MF (upgraded to ACP-1800MF).
ACP-1500MFS (upgraded to ACP-1800MFS).
ACP-2200MF (upgraded to ACP-2500MF).
ACP-2200MFS (upgraded to ACP-2500MFS).
ACP-900HMFS30 (upgraded to ACP-1100HMFS30).
ACP-900HMF45 (upgraded to ACP-1100HMFS45).
ACP-1500HMFS60 (upgraded to ACP-1800HMFS60).
ACP-1500HMFS70 (upgraded to ACP-1800HMFS70).
ACP-2200HMFS85 (upgraded to ACP-2500HMFS85).
ACP-2200HMFS100 (upgraded to ACP-2500HMFS100).
ACP-3700HMFS115 (upgraded to ACP-4000HMFS115).
ACP-3700HMFS130 (upgraded to ACP-4000HMFS130).
ACP-3700HMFS145 (upgraded to ACP-4000HMFS145).
ACP-1100HMFS45-240
ACP-1100HFS250
ACP - 600HMFS20H
ACP - 750HMFS30H
ACP - 1100HMFS40H
ACP-4000MF
ACP-4000BMF
ACP-1800BMF
ACP-2500BMF
ACP-5500BMF
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