FRISTAM Shear Pump FSPE 712

Motor reached normal operating temperature

Motor turned off and secured from accidental turn on

Oil collection container placed under the oil drain plug

Caution! Danger of burning from hot oil. Wear suitable protective gloves.

Oil drain plug loosened and removed

Oil completely drained and disposed of in accordance with local regulations

Oil drain plug and seal cleaned and remounted

Amount of oil used (refer to Table 4 'Oil volumes')

Warning: This procedure requires trained personnel with PPE!

Bearing cap removed on the pump side

Bearing cap removed on the motor side

Shaft forced out in the direction of the pump head

Note: All parts that are gray in the above two figures remain on the shaft

Surfaces of all parts cleaned and checked for damage

Select the type of lubricant used

Pump shaft with the bearing pressed into the bearing block

Warning: This procedure requires trained personnel with PPE!

Pumping medium or sealing or quenching liquid flows out of the pump on the atmosphere side

Sealing liquid leaks into the pumping medium

Dismantle the pump head. See Chapter 9.8, 'Pump Head Removal' page 17

Replace the mechanical seal and mount the pump head. See Chapter 9.10, 'Pump Head Attachment' page 19.

Mechanical seal replaced and pump head mounted

Preassemble the seals on the shaft

Seals preassembled on the shaft

Warning: This procedure requires trained personnel with PPE!

Pump shaft forced out toward the motor side

Bearing nut and guard plate removed

Outer race of the cylindrical roller bearing removed

Note: All parts that are gray in the above figure remain on the shaft

All parts cleaned and checked for damage

Turn off the motor and prevent it from being able to be turned on accidentally

Take the lantern off of the motor

Only for flange connection: Check the clearance if necessary

Replace the mechanical seal and mount the pump head