MSS
TM
Series
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Mechanical Seal—Optional High Inlet
Pressure Design
ELECTRICAL HAZARD
Make sure to disconnect the power supply to
the motor before carrying out component re-
placement procedures. Follow all Lock out/Tag
out procedures developed by your company
before starting any maintenance or repair.
HPSC Mechanical Seal Removal
1. Perform Steps 1 through 7 in Mechanical
Seal Removal removal procedure.
2. Disconnect the drain line and vent line(s)
from the high pressure seal carrier.
Figure 24 - Disconnecting Drain/ Vent Lines
1
2
3
4
5
6
7
8 9
10
11
Figure 23 - High Pressure Seal Carrier Components
Pump Overhaul Continued
Optional High Inlet Pressure Seal Replacement
Item Description Item Description
1 HP shaft bushing retaining ring 7 Shaft washer
2 HP shaft bushing O-ring 8 Mechanical seal
3 HP shaft bushing 9 Stationary seal
4 Shaft retaining ring 10 Inlet washer
5 High pressure seal carrier O-ring 11 Inlet retaining ring
6 High pressure seal carrier
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