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Service instructions F2P10 (see page 42)
Disassembly
1.
Back off the endcover screws (7), remove the endcover/wearplate (5) and O-ring (6).
2.
Pull out the impeller (3) using a slip joint plier or other suitable implements.
3.
Loosen and remove the screws (14) holding the pump body to the motor.
4.
Remove the retaining ring (13) and the lip seal (4).
5.
Do not disassemble the motor.
Assembly
1.
Moisten the new lip seal with soapy water (5% soft soap), mount the seal with the lip facing
towards the impeller.
2.
Lubricate the motor shaft with vaseline of the like. Fit the body to the motor.
3.
Lubricate inside the pump body where the impeller should be placed with Johnson Impeller
lubricant (09-47086) , glycerine, liquid hand soap or similar. Also lubricate the surface of the
endcover.
4.
Fit the impeller with a rotating movement in the intended direction of the pump rotation.
5.
Lubricate the O-ring with with Johnson Impeller lubricant (09-47086) , glycerine, liquid hand soap
or similar and fit it in its position and fasten the endcover/wearplate.
Service instructions F3B-19 / F3B-19 Oil Change / F38B-19 / F4B-19
(see page 43-46)
Disassembly
1.
Back off the endcover screws (7), remove the endcover (5) and O-ring (6).
2.
Pull out the impeller (3) using a slip joint plier.
3.
Back off and remove the nuts (8) and washers (9) holding the body. Separate the body from the
motor.
4.
Remove the lip seal (4).
5.
Do not disassemble the motor.
Assembly
1.
Moisten the new lip seal with soapy water (5% soft soap), mount the seal with the lip facing
towards the impeller.
2.
Lubricate the motor shaft with vaseline/ glycerin. Fit the body to the motor.
3.
Lubricate inside the pump body where the impeller should be placed with Johnson Impeller
lubricant (09-47086) , glycerine, liquid hand soap or similar. Also lubricate the surface of the
endcover.
4.
Fit the impeller with a rotating movement in the intended direction of the pump rotation.
5.
Lubricate the O-ring with with Johnson Impeller lubricant (09-47086) , glycerine, liquid hand soap
or similar and fit it in its position and fasten the endcover.
Impeller
The impeller is a very important security device and should be replaced every year with a Johnson
original impeller and Johnson impeller lubricant 09-47086.
Original instructions
> English
13
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