MR7 & MR8 Cartridge Seal on Sleeve
1. Remove cartridge seal gland screws from the stuffing box.
2. Untighten cartridge seal set screws that fix the seal to the shaft sleeve. Remove
cartridge seal.
3. Remove stuffing box from pump shaft. Alternatively, the stuffing box and cartridge seal
may be removed from the shaft simultaneously and decoupled thereafter.
4. Repeat steps 1–3 for the inboard side of the pump.
5. Continue the disassembly process by following the instructions outlined in Shaft
Sleeve and Impeller Disassembly on page 60.
Packing on Sleeve
1. Remove packing gland screws which thread into the stuffing box.
2. Remove screws which hold the packing gland halves together.
3. Remove packing gland halves.
4. Remove stuffing box from pump shaft.
5. Remove packing rings and lantern ring (seal cage).
6 Maintenance
e-XC INSTRUCTION MANUAL 59
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