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Checking pump vacuum, Warning, Caution – Gasboy Blackmer GDP User Manual

Page 30

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Page 30

MDE-4096C Blackmer® Global Dispenser Pump Operation, Maintenance and Kit Installation Manual · April 2008

Troubleshooting

Checking Pump Vacuum

You are working in a potentially dangerous environment of flammable fuels and
vapors.

Fire or explosion could result in severe injury or death if you do not follow safe
procedures.

Read and follow all safety precautions as outlined in the section

“Important

Safety Information”

on

page 4

.

WARNING

!

Do not use Teflon tape. Teflon tape may shred off and get caught within
components.

CAUTION

Ensure that fittings are properly tightened and check for leaks.

CAUTION

To check pump vacuum, proceed as follows:

1

Remove 1/4-inch NPT plug from the side of the strainer extrusion on pump face (see

Figure 13

).

2

Install a long 1/4-inch pipe nipple by screwing into pump in order to extend beyond pump
pulley.

Figure 13: Pump Vacuum

Vacuum Port

Pipe Nipple

Vacuum Gauge

3

Attach the vacuum gauge into the pipe.