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Operating & Service Manual 6 OPS-811 Rev.00
WARNING:
Always face away from the fittings during packing injection.
CAUTION:
Over pressurizing the injectable packing will distort packing, making the valve difficult to
operate.
4.4 Draining
Routine draining will reduce damage to valve caused by accumulation of foreign material in the valve
body. It is advisable to periodically drain the valve where practicable.
Draining Procedure
a) Fully close or open valve, remove the safety cap on the grease fitting in the bottom of the body.
b) Back out the stringer of pressure releasing tool until it stops, install the pressure releasing tool to
grease fitting.
c) Screw the stringer until it contacts ball check, then 1/2 turn further to drain the body.
d) If insufficient draining, it may be necessary to repeat the procedure.
e) Once completion, back out the stringer of releasing tool and ensure ball check in grease fitting to
reseat, replace safety cap on the fitting.
Grease Fitting
Pressure Releasing Tool