Alemite 9949 Instrukcja serwisowa - Strona 14
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SER 9940
Pump Indications
Pump does not cycle
Pump will not prime
Pump cycles rapidly
Pump will not stall (cycles
more than once or twice per
hour)
External Leaks
Product leakage visible at
bottom of Body (30)
Product leakage visible at
weep hole Body (30)
Product leakage visible at
weep hole in Lower Tube
(50)
Product leakage visible at
weep hole in Tube (45)
Internal Leaks
Pump does not prime or
cycles continuously, or
slowly (once or twice/hour)
Product leakage visible at Air
Motor Assembly (22) exhaust
Revision (2-03)
Troubleshooting Chart
Possible Problems
1. Air motor not operating properly
2. Pump tube jammed and/or contains
loose components
3. Insufficient air pressure
1. Excessive cycling speed
2. Pump leaking internally
3. Primer Disc (56) missing
Product source empty
1. Pump requires break-in period
2. Pump leaking internally
3. Pump leaking externally
4. Distribution system leaking
1. Tube (45) not sufficiently tight
2. Damaged Gasket (31)
1. Worn or damaged Seal (35)
2. Worn or damaged Upper Rod (37)
1. Primer Body (57) not sufficiently
tight
2. Damaged Gasket(s) (46)
1. Lower Tube (50) not sufficiently
tight
2. Damaged Gasket (46)
1. Foreign material between Foot Valve
(53) and Seat (54)
2. Foreign material between Ball (42)
and seat in Piston (43)
3. Worn or damaged Foot Valve (53)
4. Worn or damaged Seat (54)
5. Worn or damaged Ball (42)
6. Worn or damaged Piston (43)
7. Worn or damaged Seal (48)
8. Worn or damaged Seal (52)
9. Worn or damaged Primer Rod (49)
10. Primer Disc (55) missing
1. Worn or damaged Seals (33 and 35)
2. Worn or damaged Upper Rod (37)
Changes Since Last Printing
Changed Bench Test Air Pressure Setting
14
High-Pressure Pump (Stripped and Portable)
Solution
1. Inspect air motor and rebuild or replace as
necessary. Refer to SER 339413
2. Rebuild pump tube
3. Increase air pressure
1. Reduce air pressure
2. See Internal Leaks
3. Install Primer Disc (56)
Replenish product
1. Operate the pump against moderate fluid
pressure for up to one hour
2. See Internal Leaks
3. See External Leaks
4. Correct leak
1. Tighten Tube (45) into Body (30)
2. Separate Tube (45) from Body (30) and
replace Gasket (31)
1. Replace Seal (35)
2. Replace Upper Rod (37)
1. Tighten Primer Body (57) into Tube (45)
2. Separate Primer Body (57) from Tube (45)
and replace Gasket(s) (46)
1. Tighten Lower Tube (50) into Tube (45)
2. Separate Lower Tube (50) from Tube (45)
and replace Gasket (46)
Locate and eliminate source of foreign
material.
Disassemble pump tube, clean, inspect, and
replace worn or damaged components.
Separate Tube (45) from Body (30) and
replace worn or damaged component(s).
Alemite Corporation