8
Sentry Equipment Corp
4.
Secure holder to process isolation valve connection .
a.
Retract the marked rod/shaft completely into the holder and tighten the locking collet bolt to secure the rod/
shaft in the holder .
b.
Apply Teflon tape or paste to the process isolation valve/holder connection
c.
Secure the holder to the isolation valve .
d.
Tighten the locking collet bolt to 35 ft-lb (47 .45 Nm) . This torque will hold a rod/shaft securely up to the design
pressure of the unit .
e.
Make sure that the bleeder valve is closed completely .
5.
Insert rod/shaft into process .
a.
Slowly open the process isolation valve . Check for leaks .
Â
NOTE
If graphoil seal leaks:
a . Close isolation valve .
b . Slowly open bleeder valve .
c . Loosen set screw that secures upper body to lower body .
d . Tighten upper body onto lower body; re-tighten set screw .
e . Close bleeder valve .
f . Resume installation .
Â
NOTE (continued)
If Teflon seal leaks:
Close isolation valve, relieve pressure with bleeder valve, and contact your representative or factory customer service .
b.
While holding the hand knob firmly, loosen the locking collet bolt .
c.
Insert the rod/shaft to the desired depth (use the permanent mark made in step 3 as a reference) .
d.
Tighten the locking collet bolt to 35 ft-lb (47 .45 Nm) . This torque will hold a rod/shaft securely up to the design
pressure of the unit .
6.
Install safety chain through the chain holder; do not leave any slack in the chain .