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Emi-automatic, Riming, Alve – Hale SPV User Manual

Page 13

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S

emi-Automatic

P

riming

V

alve

11

9. Remove the valve from the valve body.
10. Remove vacuum hose connection fitting

and service elbow from the valve body.

11. Carefully inspect all components of the

valve for damage and wear. The Hale
SPV repair kit (Hale P/N 546-1680-00-0)
contains a new diaphragm, valve and
seal ring. Always replace these
components when the valve is
disassembled. If the brass seat on the
valve body is damaged the Hale SPV
must be replaced.

12. During re-assembly of the valve use

thread locking compound (Loctite #290
or equal) to lock threads in place.

13. Apply a light coating of thread sealing

compound and install the service elbow
and vacuum hose connection fitting into
the valve body.

14. Insert the new valve into the valve body

from the side that attaches to the pump
or universal adapter.

15. Place the small end of the compression

spring over the boss in the valve body
around the valve.

WARNING: Parts under spring tension
can become projectiles and cause
serious injury. When removing or
installing these parts make sure they are
restrained and spring tension is released
slowly.

16. With the Hale SPV on a stable surface,

place the diaphragm plate over the
spring and press down to compress
spring. While holding diaphragm plate
down with spring compressed, install
#10-24 x

1

/

2

inch long screw into the

valve.

17. Place a new diaphragm on the valve

body and align screw holes.

18. Place the diaphragm cover over

diaphragm aligning matchmarks
ensuring the cover drain hole will be in
the correct position when the valve is
installed on the pump.

19. Install the 5/16-18 x

3

/

4

inch long cap

screws to hold the cover in place.

20. Apply a light coating of grease to the

seal ring then place strainer and new
seal ring into valve body. Install seal
ring, strainer and valve assembly on
pump (or universal adapter) over studs.
Secure in place using

7

/

16

-14 nuts.

Tighten nuts.

21. Connect the

3

/

4

inch (19 mm) ID vacuum

hose from the priming pump to the hose
connection fitting on the Hale SPV
assembly.

22. Test operation of the Hale SPV. Conduct

vacuum and hydrostatic tests in
accordance with department
procedures.