Idiomas disponibles
Idiomas disponibles
Troubleshooting
Pump indications
Pump does not cycle
Pump will not prime
Pump cycles rapidly
Pump will not stall (cycles more than
once or twice/hour)
External leaks
Leaking visible at bottom of body (15)
Leaking at exhaust port in air
motor (15)
Leaking between cylinder (17) and
valve body (25)
Leaking between valve body (25) and
extension (26)
Internal leaks
Pump does not prime or cycles
continuously, or slowly (once or
twice/hour)
Possible problems
Packings (12) too tight
Air motor not operating properly
Pump tube jammed and/or contains loose components
Insufficient air pressure
Excessive cycling speed
Pump leaking internally
Product source empty
Pump requires break-in period
Pump leaking internally
Pump leaking externally
Distribution system leaking
Damaged gasket (16)
Cylinder (17) not sufficiently tight
Packings (12) too loose
Worn or damaged packing(s) (12)
Worn or damaged air motor piston rod
Worn or damaged gaskets (16)
Valve body (25) not sufficiently tight
Extension (26) not sufficiently tight
Foreign material between ball (24) and valve body (25)
Foreign material between valve (19) and plunger (21)
Worn or damaged ball (24)
Worn or damaged valve body (25)
Worn or damaged valve (19)
Worn or damaged plunger (21)
13
Solution
Adjust packing screw (9)
Inspect air motor and rebuild or replace as
necessary
Rebuild pump tube
Increase air pressure
Reduce air pressure
See Internal leaks
Replenish product
Operate pump against moderate fluid pressure
for up to one hour
See Internal leaks
See External leaks
Correct leak
Replace gasket (16)
Tighten cylinder (17) into body (15)
Adjust packing screw (9)
Use kit 393309-2
Replace air motor piston rod
Replace gasket (16)
Tighten valve body (25) onto cylinder (17)
Tighten extension (26) into valve body (25)
Locate and eliminate source of foreign material
Disassemble pump tube, clean, inspect, and
replace worn or damaged components
