Alemite 8568 Series 서비스 매뉴얼 - 페이지 9

{카테고리_이름} Alemite 8568 Series에 대한 서비스 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Alemite 8568 Series 10 페이지. Medium-pressure stub pump

페이지 인쇄

Medium-Pressure Stub Pump

Pump Indications

Pump does not cycle

Pump will not prime

Pump cycles rapidly

Pump cycles continuously,

or slowly (once or twice/

hour)

External Leaks

Product leakage at outlet

hose

Product leakage at control

valve

Product leakage past

O-Ring (4) and visual at top

of Tube and Guide assembly

(17)

Product leakage past

O-Ring (6) and visual at

bottom of Tube and Guide

assembly (17)

Internal Leaks

Product leakage past piston

Wear Rings (13) and/or

O-Ring (15)

Product leakage past

Ball (12)

Product leakage past

Valve Disk (20)

Alemite, LLC

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

Product source empty

1. Pump leaking internally

2. Pump leaking externally

3. Distribution system leaking

Hose connection not tightened sufficiently

Control valve connection to hose not tightened

sufficiently

1. Initial tightening of Tube and Guide

assembly (17) to Tube Adapter (5) not

sufficient

2. Foreign material between O-Ring (4), Tube

and Guide assembly (17), and

Tube Adapter (5)

3. Damaged O-Ring (4), Tube and Guide

assembly (17), or Tube Adapter (5)

1. Initial tightening of Tube and Guide

assembly (17) to Valve Seat (21) not

sufficient

2. Foreign material between O-Ring (6), Tube

and Guide assembly (17), or Valve Seat (21)

3. Damaged O-Ring (6), Tube and Guide

assembly (17), or Valve Seat (21)

1. Worn or damaged Wear Rings (13)

and/or O-Ring (15).

2. Worn or damaged Piston (14)

3. Contamination

1. Foreign material between Ball (12) and

Piston (14)

2. Damaged Ball (12)

3. Damaged Piston (14)

1. Foreign material between Valve Disk (20)

and Valve Seat (21)

2. Damaged Valve Disk (20)

3. Damaged Valve Seat (21)

4. Damaged Spring (19)

Changes Since Last Printing

Changed Air Motor Model 324300-M

1. Inspect air motor and rebuild or

replace as necessary

2. Rebuild pump tube

3. Increase air pressure

1. Reduce air pressure

2. See Internal Leaks

Replenish product

1. See Internal Leaks

2. See External Leaks

3. Correct leak

Tighten connection

1. Tighten Tube Adapter (5) into Tube

and Guide assembly (17)

2. Disconnect Tube and Guide assembly

(17) from Tube Adapter (5). Clean and

inspect all parts. Locate and eliminate

source of foreign material.

3. Replace any damaged component

1. Tighten Valve Seat (21)

into Tube and Guide assembly (17)

2. Disconnect Valve Seat (21) from Tube

and Guide assembly (17). Clean and

inspect all parts. Locate and eliminate

source of foreign material.

3. Replace any damaged component

1. Disassemble pump, clean and inspect

Wear Rings (13) and O-Ring (15).

2. Inspect Piston (14).

3. Locate and eliminate source of foreign

material.

Disassemble pump, clean and inspect

seat areas. Check mating surfaces and

replace parts as necessary. Locate and

eliminate source of foreign material.

Disassemble pump, clean and inspect

seat areas. Check mating surfaces and

replace parts as necessary. Locate and

eliminate source of foreign material.

SER 8568-A4

Solution

Revision (7-05)