IOM/DSMT/0010/01 Issue Date: 13/10/2000
Page : Page 3/14 Last Revision Date:
1. GENERAL:
1.1 The booklet covers instructions for the following type of “DSM” pumps.
DSM 50/20
DSM 65/20
DSM 50/28
DSM 65/32 A/B
DSM 80/36
1.2 These are Horizontal split Casing type, two stage pumps. This construction enables
to remove the rotating unit without disturbing pipe connections and alignment.
1.3 Pumps when properly installed and given due care in operation and maintenance
should operate satisfactorily for a long period.
1.4 When the pump is received, sometime before the actual use of pump, it should be
inspected and stored in a dry place. The coupling should be rotated at least once in
a month to prevent pitting of bearing surfaces.
2 INSTALLATION :
For location, preparing foundation, installation, alignment, piping, general
maintenance, trouble shooting etc., the instructions given in our publication
“GENERAL INSTRUCTIONS FOR INSTALLATION, OPERATION AND MAINTENANCE
OF KIRLOSKAR CENTRIFUGAL PUMPS.” which is also printed along with this
booklet -must be followed carefully.
2.1 The sealing connection piping to the pump stuffing box must be made after
installing and before commissioning the pump.
2.2 Put the gland packing and lantern ring, if it is sent separately along with the pump
as per given procedure.
3. OPERATION:
3.1 Before starting the pump check the following:
3.1.1. The pump rotates freely by hand.
3.1.2. Sealing connection provided is properly tightened and adjusted.
3.1.3. Fill in the grease for bearings, if not done earlier.
3.1.4. The direction of rotation of motor corresponds to the direction of rotation of the
pump.
3.1.5. The pump and the suction pipe is fully primed with the liquid.
3.1.6. Valve on the delivery side is closed.
3.1.7. Stuffing box packing is properly tightened.
3.1.8. The cock for the pressure gauge connection is closed.