Fig.51: Special impeller fitting and removal tool.
1. Screw part 2 of the special impeller fitting and removal tool into the shaft end
of the pump set.
2. Screw part 1 to the threaded bolt part 2.
7.5.2.3 Installing the back pull-out unit
ü The shaft, rolling element bearings, mechanical seal and impeller have been
assembled properly.
1. Insert O-ring 412.12 into the discharge cover.
2. Insert the complete back pull-out unit into the pump casing.
3. Evenly tighten screwed connection 920.01 between pump casing and discharge
cover 163.
7.5.3 Reassembling the motor section
NOTE
Before reassembling the motor section, verify that all parts are undamaged.
Replace damaged parts. Only use original spare parts made by KSB for
nonincendive pump sets. Secure all screwed connections closing off the motor with
a thread-locking agent (Loctite type 243).
7.5.3.1 Fitting the cable gland
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