SYMPTOM
Pump does not stop on the down stroke
Pump does not stop on the up stroke
Pump runs erratically
77-3039-R1.1 (9/2014)
PFX13 FLUID PUMPS
Fluid Outlet:
1/2" NPT (f)
TROUBLESHOOTING
POSSIBLE CAUSE
Worn or dirty lower ball check
Worn or dirty lower seal
Worn or dirty upper ball check
Blocked material inlet hole
Low material level
3 / 8
1
4
"
4
108mm
M8 Threaded holes
21
36
"
32
931mm
1
36
"
8
917mm
Replace or clean the affected parts,
Replace or clean the affected parts,
Clean the inlet hole
Replace or refill material
EN
REMEDY
as necessary
as necessary