FMC Corporation - Talstar FMC L06 Manuale Utente
Doc No: OMM50000903
Rev: B Page 60 of 65
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Fluid leaking
from pump
from pump
-Piston cups are worn
-Piston to rod o-ring damaged
-Fluid cylinder bolts not properly tightened
-Fluid cylinder o-rings (or gaskets) damaged
-Piston to rod o-ring damaged
-Fluid cylinder bolts not properly tightened
-Fluid cylinder o-rings (or gaskets) damaged
-Replace piston cup
-Replace o-ring
-Properly tighten and torque bolts
-Replace damaged o-rings or gaskets
-Replace o-ring
-Properly tighten and torque bolts
-Replace damaged o-rings or gaskets
Reduced
packing or
piston cup life
packing or
piston cup life
-Highly abrasive particles in fluid
-Packing or piston cups run dry
-Incorrect packing or cups for fluid type
-Inadequate packing lubrication
-Pump was run dry for extended time
-Plunger (or rod) misaligned to stuffing box
-Worn plunger or cup holder
-Worn cylinder liner bore
-Packing gland too tight (adjustable)
-Packing gland too loose (adjustable)
-Too much packing in box
-Broken or weak spring
-Packing or piston cups run dry
-Incorrect packing or cups for fluid type
-Inadequate packing lubrication
-Pump was run dry for extended time
-Plunger (or rod) misaligned to stuffing box
-Worn plunger or cup holder
-Worn cylinder liner bore
-Packing gland too tight (adjustable)
-Packing gland too loose (adjustable)
-Too much packing in box
-Broken or weak spring
-Install strainer or filter
-Correct problem & replace packing or cup
-Change to correct packing or cup
-Correct problem and replace packing
-Correct problem and replace cups
-Correct alignment
-Replace plunger or cup holder
-Replace cylinder liner
-Properly adjust gland nut
-Properly adjust gland nut
-Correct installation problem
-Replace spring
-Correct problem & replace packing or cup
-Change to correct packing or cup
-Correct problem and replace packing
-Correct problem and replace cups
-Correct alignment
-Replace plunger or cup holder
-Replace cylinder liner
-Properly adjust gland nut
-Properly adjust gland nut
-Correct installation problem
-Replace spring
Reduced
valve life
valve life
-Highly abrasive particles in fluid
-Cavitation damage
-Air leaking into suction line or stuffing box
-Suction inlet insufficiently submerged
-Relief valve or bypass piped to suction
-Valve damaged by improper installation
-Cavitation damage
-Air leaking into suction line or stuffing box
-Suction inlet insufficiently submerged
-Relief valve or bypass piped to suction
-Valve damaged by improper installation
-Install strainer or filter
-Correct problem and replace damaged valves
-Correct problem and replace damaged valves
-Increase submergence or baffle to stop vortex
-Pipe back to reservoir (tank)
-Replace damaged components
-Correct problem and replace damaged valves
-Correct problem and replace damaged valves
-Increase submergence or baffle to stop vortex
-Pipe back to reservoir (tank)
-Replace damaged components
Cracked fluid
cylinder or
broken fluid
end bolts
cylinder or
broken fluid
end bolts
-Discharge pressure too high
-Hydraulic shock (cavitation or entrained air)
-Discharge valve stuck closed
-Fluid freezing in fluid cylinder
-Material or manufacturing defect
-Bolt or nut not properly torqued
-excessive piping loads on fluid end
-Hydraulic shock (cavitation or entrained air)
-Discharge valve stuck closed
-Fluid freezing in fluid cylinder
-Material or manufacturing defect
-Bolt or nut not properly torqued
-excessive piping loads on fluid end
-Reduce system back pressure or relief valve
-Correct piping system problem
-Replace damaged components
-Change procedure to drain fluid when cold
-Replace defective component
-Replace fluid cylinder and properly torque
-Add supports to piping
-Correct piping system problem
-Replace damaged components
-Change procedure to drain fluid when cold
-Replace defective component
-Replace fluid cylinder and properly torque
-Add supports to piping
Broken
crankshaft or
connecting
rod
crankshaft or
connecting
rod
-Discharge pressure too high
-Suction pressure too high
-Fluid freezing in fluid end
-Hydraulic shock due to cavitation
-Material or manufacturing defect
-Suction pressure too high
-Fluid freezing in fluid end
-Hydraulic shock due to cavitation
-Material or manufacturing defect
-Reduce system back pressure or relief valve
-Reduce suction pressure or plunger diameter
-Change procedure to drain fluid when cold
-Correct piping system problems
-Replace defective components
-Reduce suction pressure or plunger diameter
-Change procedure to drain fluid when cold
-Correct piping system problems
-Replace defective components
Power end oil
is
contaminated
is
contaminated
-Extended operation with failed piston cup
-Hi-press wash wand near breather or seals
-Deflector shields are missing or damaged
-Crosshead extension seals damaged
-Excessive capacity in liner wash system
-Improperly adjusted liner wash nozzle
-Hi-press wash wand near breather or seals
-Deflector shields are missing or damaged
-Crosshead extension seals damaged
-Excessive capacity in liner wash system
-Improperly adjusted liner wash nozzle
-Replace piston cup and improve monitoring
-Provide shields to protect breather and seals
-Repair or replace deflector shields
-Replace oil seals
-Reduce capacity in liner wash system
-Adjust liner wash nozzle
-Provide shields to protect breather and seals
-Repair or replace deflector shields
-Replace oil seals
-Reduce capacity in liner wash system
-Adjust liner wash nozzle