Figure 4-16. Suction piping assembly, exploded view.

15. Lock washer

1. Dust plug

16. Gate valve

2. Gasket

17. Gasket

3. Nut

18. Nut

4. Lock washer

19. Lock washer

5. Cap screw

20. Cap screw

6. Cap screw

21. Manifold

7. Coupling

22. Gasket

8. Gasket

23. Stud

9. Nut

24. Nut

10. Lock washer

25. Lock washer

11. Cap screw

26. Strainer housing

12. Flat washer

27. Gasket

14. Nut

Figure 4-16. Suction piping assembly, exploded view.

damaged flanges. Operate the valve handwheel to

b. Cleaning and Inspection. Clean and inspect

check for free operation. Refer to paragraph 4-43

the parts after vou disassemble them, as follows:

for valve repair instructions.

(1) Discard and replace all gaskets. Clean all

(3) Inspect all other piping parts for cracks

remaining parts with cleaning solvent. You can use

and damaged flanges. Inspect the suction manifold

a soft-bristled brush on the strainer backet if

(21) for damaged studs (23 ). Replace as necessary.

necessary to remove clogging.

If you find that the stud mounting holes in the

(2) Inspect the gate valves (16) for cracks and