20
Instruction & Operation Manual
800.789.1718
Disassembly
1. Remove the adapter guards:
a. Remove the guard screws using a phillips screwdriver, remove the two safety guards (X3) attached to the adapter.
2. Remove the front cover from the casing:
a. Remove the front cover wing nuts (X10) using an adjustable wrench.
b. Remove the front cover O-ring (X9A) from the front cover using a pick tool if necessary.
3. Remove the impeller from the stub shaft:
a. Remove the impeller (X8) from the pump stub shaft (X4) by tapping the impeller vanes with a soft mallet in a counter-
clockwise direction. Note: place an Allen wrench in the leak detection hole on the base of the stub shaft (X4) to lock against
the adapter (X2) while loosening the impeller.
b. Remove the impeller O-ring (X8A) from the stub shaft (X4) using a pick tool if necessary.
4. Remove the pump casing from the adapter:
a. Remove the adapter casing-bolts (X2A) using an allen wrench listed in the required tools chart.
b. Lift the pump casing (X7) from the pump adapter (X2).
5. Remove the stationary seal assembly:
a. Remove the seal ring gland bolts in a star pattern using the allen tool listed in the required tools chart.
b. Remove the seal ring gland (X6).
c. Remove the stationary outboard gasket (P80P).
d. Remove the stationary seal (P80N).
e. Remove the stationary inboard gasket (P80R) from the bottom of the pump casing (X7) stationary seal cavity. Use a pick
tool if necessary.
6. Remove the rotating seal/spring/cup assembly:
a. Remove the rotating seal (P80), seal O-ring (P80B) and the seal cup (P80A) from the shaft (X4).
b. Inspect the shaft (X4) for any potential damage.
7. Loosen the (4) adapter bolts from the motor using a box wrench listed in the required tools chart and remove the adapter
assembly (X1 & X2) from the motor.
8. Remove (X1) motor flange from (X2) adapter using an allen tool listed in the required tools chart to remove the (4) socket head
cap screws (X1A).
9. Remove the stub shaft:
a. Remove the set screws on the stub shaft using the allen tool listed in the required tools chart.
b. Remove the stub shaft (X4) from the shaft sleeve (X5).
10. Remove the shaft sleeve:
a. Loosen the shaft sleeve bolts using the Torx driver listed in the required tools chart. Slide the shaft sleeve (X5) off of the
motor shaft.
b. If the shaft sleeve (X5) is resisting removal from the motor shaft, tap the shaft sleeve with a mallet to remove.
