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After 1000 running hours or 3 months whichever is earlier
Bearing lubricant (for water contamination and sediments)
Oil ring for performance
Deflector for looseness
Constant level oiler for leakage
Mechanical seal for leakage
Seal flushing/ quenching system (of mechanical seal) for clogging and chocking.
Gland for leakage
Cooling water flow in both the bearing housings
Condition of bearing by sound and temperature (in running condition)
Performance of all measuring instruments (pressure or temperature gauges and flow meters)
Coupling Guard
Electric Motor load current
Axial position indicator (in case of multi-stage pump)
Dowel pins (in position or not; wherever provided)
After 4000 running hours or 1 year whichever is earlier
Bearing lubricant (for water contamination and sediments)
Oil ring for performance
Deflector for looseness
Constant level oiler for leakage
Mechanical seal for leakage
Seal flushing/ quenching system (of mechanical seal) for clogging and chocking.
Gland for leakage
Cooling water flow in both the bearing housings
Condition of bearing by sound and temperature (in running condition)
Performance of all measuring instruments (pressure or temperature gauges and flow meters)
Coupling Guard
Electric Motor load current
Axial position indicator (in case of multi-stage pump)
Dowel pins (in position or not; wherever provided)
Flushing of bearing with lube oil and refilling of oil to required level,
whether carried out or not
Flushing of cooling water lines and strainers, whether carried out or not (to ensure proper flow of cooling water.
Foundation, foundation bolts and supports
Replacement of old packing with new ones and condition of gland follower, lantern ring and sleeves (in case of gland packing)
Condition of coupling, coupling bolts, nuts, spring washers and their conformity to uniform size. Change grease in half coupling in case of gear type.
After 8000 hours or 2 years whichever is earlier
Bearing lubricant (for water contamination and sediments)
Oil ring for performance
Deflector for looseness
Constant level oiler for leakage
Mechanical seal for leakage
Seal flushing/ quenching system (of mechanical seal) for clogging and chocking.
Gland for leakage
Cooling water flow in both the bearing housings
Condition of bearing by sound and temperature (in running condition)
Performance of all measuring instruments (pressure or temperature gauges and flow meters)
Coupling Guard
Electric Motor load current
Axial position indicator (in case of multi-stage pump)
Dowel pins (in position or not; wherever provided)
Flushing of bearing with lube oil and refilling of oil to required level,
whether carried out or not
Flushing of cooling water lines and strainers, whether carried out or not (to ensure proper flow of cooling water.
Foundation, foundation bolts and supports
Replacement of old packing with new ones and condition of gland follower, lantern ring and sleeves (in case of gland packing)
Condition of coupling, coupling bolts, nuts, spring washers and their conformity to uniform size. Change grease in half coupling in case of gear type.
Condition of outboard bearing, lock nut and lock washer (in case lock washer found damaged and lock nut loose, shaft axial play shall be checked)
Following items of Journal bearings :
a) High spot (High Spots shall be scrapped)
b) Condition of thrust bearing, lock nut and lock washer (in case lock washer found damaged and lock nut loose, shaft axial play shall be checked).
Inspection of bearings (replace the bearings if necessary).
Pump float (adjust if necessary)
Oil filter for cleanliness if journal bearings are hydrodynamic
Inspect condition of mechanical seals
Alignment (Misalignment shall not be more than 0.05 mm)
Painting of equipment, whether carried out or not
After completing the checks listed above the pump shall be started and the following shall be checked during the trial run (the trial run duration shall be half to one hour for electric driven and 3 to 4 hours for diesel driven).
NOTE: Pumps in hot service shall not be rotated unless it is gradually heated up to a temperature close to that of the working fluid.
a) Discharge pressure
b) Suction pressure
c) Liquid flow (if possible)
d) Condition of mechanical seal/ gland packing
e) Electric Motor load current at discharge valve shutoff and open condition
Please note that this checklist template is a hypothetical appuses-hero example and provides only standard information. The template does not aim to replace, among other things, workplace, health and safety advice, medical advice, diagnosis or treatment, or any other applicable law. You should seek your professional advice to determine whether the use of such a checklist is appropriate in your workplace or jurisdiction.
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