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79907 | TN1 MIXER TANK PUMP INSPECTION P.M.

Use this procedure to check the bearing temperature, lubricant level, and vibration. Mechanical seals to show no sign of leakage, packing to leak at the rate of 40-60 drops/min. Overall vibration – visual, sound, touch analysis.
MaintainX
05/15/2022

79907 | TN1 MIXER TANK PUMP INSPECTION P.M.

Use this procedure to check the bearing temperature, lubricant level, and vibration. Mechanical seals to show no sign of leakage, packing to leak at the rate of 40-60 drops/min. Overall vibration – visual, sound, touch analysis.

    Date

    Equipment ID#

    Location

    Crew Member

    Downtime/Runtime

    Inspect pump for noisy bearings and cavitation

    • Pass
    • Flag
    • Fail

    Inspect pump for unusual vibration

    • Pass
    • Flag
    • Fail

    Inspect pump for unusual temperature

    • Pass
    • Flag
    • Fail

    Inspect pump for leaks in pump or piping

    • Pass
    • Flag
    • Fail

    Inspect pump for pressure gauge readings if applicable.

    • Pass
    • Flag
    • Fail

    Check drive belts for wear, tension.

    • Pass
    • Flag
    • Fail

    Visually inspect all flat gaskets on drain/fill plugs

    • Pass
    • Flag
    • Fail

    Visual inspection of equipment general condition

    • Pass
    • Flag
    • Fail

    Determine if pump unit requires general cleaning

    • Pass
    • Flag
    • Fail

    Check function of backflow valve.

    • Pass
    • Flag
    • Fail

    Anytime a pump is opened, inspect the running clearances, and restore them to original specifications if the running clearances have doubled. (adjust ring clearances if so supplied or install new wear rings) (Repair check only)

    • Pass
    • Flag
    • Fail

    Packing box – verify slight leakage (if excessive, adjust gland or seal

    • Pass
    • Flag
    • Fail

    Check Shaft Seal Condition. (Annotate any signs of leak or deterioration).

    • Pass
    • Flag
    • Fail

    Drain lines are working properly

    • Pass
    • Flag
    • Fail

    Check pulley alignment and integrity

    • Pass
    • Flag
    • Fail

    Tightness of foundation and hold-down bolts

    • Pass
    • Flag
    • Fail

    Clean packing box

    • Pass
    • Flag
    • Fail

    Verify free movement of packing glands (packed pumps)

    • Pass
    • Flag
    • Fail

    Drive Shaft – check the shaft for any evidence of corrosion or wear and straightness. Noting that the maximum total indicator reading (TIR) at the sleeve journal and coupling journal should not exceed 0.002 inches

    • Pass
    • Flag
    • Fail

    Shaft and Sleeve – inspect for grooves or pitting. Check bearing fits and shaft runout and replace the shaft and sleeve if worn or if the shaft runout is greater than 0.002 inches (repair inspection only).

    • Pass
    • Flag
    • Fail

    Impeller – inspect the impeller for wear, erosion, or corrosion damage. If the vanes are bent or show wear more than 1/8-inch deep, replace the impeller. (downtime or repair inspection only)

    • Pass
    • Flag
    • Fail

    Replace packing (all packing; not just the outermost ring as needed)

    • Pass
    • Flag
    • Fail

    Remove packing and inspect sleeve(s). Replace if worn. (packed Pumps as needed)

    • Pass
    • Flag
    • Fail

    Verify free movement of packing glands (packed pumps)

    • Pass
    • Flag
    • Fail

    Do an oil change out, if required. (quarterly minimum)

    • Pass
    • Flag
    • Fail

    Apply a light coat of rust preventive product to expose machined surfaces to prevent rust and

    • Pass
    • Flag
    • Fail

    Inspect operation of all valves in system.

    • Pass
    • Flag
    • Fail

    For oil lubricated bearings – use non-foaming and non-detergent oils. Fill the oil to the midpoint of sight glass. Over-lubrication is just as dangerous as under-lubrication

    • Pass
    • Flag
    • Fail

    Check bearing oil for water and discoloration.

    • Pass
    • Flag
    • Fail

    Replace guards (repair if required).

    • Pass
    • Flag
    • Fail

    For re-greaseable bearings – avoid mixing greases of different consistencies or types. Make sure the bearings are completely clean to prevent contamination

    • Pass
    • Flag
    • Fail
Source: MaintainX (Community Member)

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