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I N S T A L L A T I O N , O P E R A T I O N A N D M A I N T E N A N C E M A N U A L
6.3. ROUTINE MAINTENANCE CHART
Preventive maintenance schedule is a periodical checks and precautions by which
possibilities of failure and breakdown will be rare.
PERIOD
EVERY WEEK
EVERY MONTH
EVERY 3 MONTHS
EVERY 6 MONTHS
EVERY YEAR
7. TECHNICAL DATA
7.1. DIRECTION OF ROTATION
The standard direction of rotation is anticlockwise when viewed from coupling side.
The pumps with reverse direction of rotation (clockwise) can be supplied on request.
The direction of rotation can be reversed easily without changing any part.
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P a g e
Visually check for leaks.
Check for vibration.
Adjust gland as necessary to maintain slight leakage.
Hand test bearing housing for any sign of temperature.
Voltage and current.
Check bearing temperature with thermometer.
Check the lubricated bearings for saponification.
Check the packing and replace if necessary
Check shaft or shaft sleeve for scoring.
Check the alignment of pump and motor.
Check the holding down bolts for tightness.
Check coupling bush/rubber star.
Check rotating element for wear.
Checks wear ring clearance.
Clean and regrease bearings.
Measure total suction and discharge head as test of pipe
connection,
CHECK POINTS
D E C C A N I N D U S T R I E S
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