Hale SMR-U User Manual

Page 12

1. Ensure that the Pump Body (A) and Impeller (B) bores are clean and free from

burrs and sharp edges.

2. Lubricate the O Ring (C) with a suitable lubricant and carefully assemble the

Seal Head Assembly (D) into the Pump Body (A), lining up the cut-outs in the
Seal Head Assembly (D) with the threaded Studs (E).

3. Fit Washer (F) to each of the Studs (E) followed by the Lock Nuts (G). The lock

nuts should be tightened half a turn at a time so that the Seal Head Assembly
(D) is pulled squarely into the Pump Body. Ensure that the Lock Nuts are fully
secured.

4. Ensure Carbon Face (H) is clean and free from grease, if not use a degreasing

cleaner and soft tissue. Apply clean water to the carbon face.

5. Take Impeller (B) and carefully push the Mating Ring Assembly (I) into the bore

using Fitting Tool Number 60275/08. Ensure that the Face of the Mating Ring
Assembly is fitted squarely in the impeller housing within 0.1mm.

6. Carefully fit the Low Pressure Impeller onto the shaft and continue with pump

build.