Flowserve Pump MK3 HSI 6×4-10

Enter the current bearing lubricant level

Enter the remaining hours before a lubricant change is required

Is the oil level within the circumference of the center hole of the sight glass?

Is oil visible in the constant level oiler bottle at all times?

Check and fill oil level when pump is not operating

Record the bearing housing operating temperature

Is the bearing housing operating temperature within the specified range?

Record the external housing temperature

Is the external housing temperature within the maximum limit?

Oil Specifications and Preparation

Is the oil free of detergent additives?

Pre-Lubrication Safety Measures

Stop the pump and lock the motor

Is the bearing housing operating temperature under 71°C (160°F)?

Is the external housing temperature below 94°C (200°F)?

Remove the pipe plug from the following bearing locations

Enter the amount of grease for Group 2 inboard bearing (cm³)

Enter the amount of grease for Group 2 outboard bearing (cm³)

Measure the current process temperature

Select the appropriate impeller clearance setting based on temperature

Install a new impeller gasket [4590] if the impeller has been removed from the shaft

Rotate the bearing carrier [3240] to obtain the proper clearance

Turn the bearing carrier clockwise until the impeller comes into light rubbing contact with the suction cover

Rotate the shaft to accurately determine the zero setting

Is the bearing housing operating temperature under 71°C (160°F)?

Is mineral oil lubricant being used?

Record the external housing temperature

Is the external housing temperature below 82°C (180°F)?

Is the bearing temperature below 105°C (220°F)?