KIRLOSKAR KPDS, Instruction On Installation, Operation And Maintenance

Page: 24 / 50

IOM/KPDS/NOV 19/00
Page 21 21 21 21 of 50 50 50 50
Issue Date : 22/11/2019
Revision: 00
12.4.27 Lift the remaining unit and take it out of the tank for further dismantling.
12.4.28 Rest the unit on suction flange of pump casing (10700).
Remove the strainer and rest the unit on suction flange of pump casing
.
12.4.29 Remove the rising pipe (14201) and bend (28000).
12.4.30 Remove bottom column pipe (13301).
12.4.31 Disconnect the lubricating piping and its accessories.
12.4.32 Remove casing cover (22000) along with the bearing shell (35601).
12.4.33 Take out shaft along with impeller (15100), shaft sleeve (31100) and
impeller nut (33000).
12.4.34 Remove impeller nut (33000) and take out impeller (15100) and shaft
sleeve with the help of suitable puller.
12.4.35 After dismantling the parts as indicated above, clean them and inspect
them for wear, tear and damage. Especially following parts should be
specifically inspected.
a. Angular contact ball bearings - Wear.
b. Bearing bushes - For wear and surface condition.
c. Shaft for run out (within 0.05 mm).
d. Shaft sleeves and screwed couplings - For wear and surface condition.
12.4.36 Replace all the damaged parts with new one. Impeller wear ring and case
wear ring should be locked in position by grub screws (M6x6L) at least at
two points.
12.5 MAINTENANCE MANUAL:
MAINTENANCE ENVIRONMENTAL HEALTH AND SAFETY INSTRUCTIONS
Following hazards may arise during maintenance work.
Fluid Pressure Jet Hazards
Check and ensure that the pump operates at below the Maximum Working Pressure
specified.
Hazardous Materials:
Wear a suitable mask or respirator when working with chemical material handling.