Condec Source 3000 - Manual (Page 14)

10 Source 3000 Operation and Maintenance Manual
knob clockwise until the isolation valve is slightly snug. To avoid damage to the seat, do not use
excessive torque!
13. Remove the knob. Align the two set screws with the indentations on the knob insert. Install the knob on
the knob insert while engaging the knob gear with the isolation valve gear.
14. Tighten the two set screws with the .061" hex wrench. The PRESSURE valve is now adjusted.
15. To adjust the VENT valve, follow steps 3 and 4.
16. Close the VENT valve knob insert clockwise until slightly snug.
17. With the supply pressure between 500 and 1000 PSIG, open the pressure valve until the indicated
pressure stabilizes and then close the PRESSURE valve.
18. Slowly turn the VENT valve counter-clockwise until the displayed starts to decrease, then turn the knob
insert until the indicated stops decreasing.
19. Follow steps 10 through 15. The VENT valve is now adjusted.
3.2.11 Pressure Limit Control (PN 65455), Regulator Removal
Tools required: Phillips screwdriver
7/16" wrench
9/16" wrench
A/R Teflon tape (PN’s 60911 & 60575)
1/2" socket
1/4" hex wrench
NOTE: See Figure 3-3 on page 15.
1. Vent any remaining gas from the nitrogen cylinder to atmosphere.
2. Remove front panel from its enclosure as described in Section 3.2.1 on page 5, and carefully place on a
bench top.
3. Remove regulator knob cap. Remove two screws that secure the round plate.
4. Loosen and remove the locknut using a 1/2" socket while holding the knob. Remove the knob by turning
counter-clockwise
5. Remove all tubing sections that connect to the regulator inlet and outlet fittings.
6. Loosen the mounting collar in the panel rear using a 1/4" hex wrench.
7. Remove the regulator by sliding out from the panel rear.
8. Mount the regulator in a bench vise by the flats in the base.
9. Note the orientation of the inlet and outlet fittings in the regulator. Remove the fittings and any remnants
of Teflon tape from the pipe threads.
3.2.12 Pressure Limit Control (PN 65455), Regulator Installation
Tools required: Phillips screwdriver
7/16" wrench
9/16 " wrench
A/R Teflon tape (PN’s 60911 & 60575)
bottle liquid leak gas detector (PN 64781)
NOTE: See Table 3-2 on page 13 and Figure 3-3 on page 15 for additional parts information.
1. Wrap two layers of Teflon tape on the pipe threads of each fitting and install into the inlet and outlet of
the regulator and ensure that each is oriented properly. Use a bench vise when doing this. Insert the new
regulator into the panel through hole. Pass the adjusting end through the mounting ring.
Do not tighten
cap screw until adjusting knob is installed.
2. Install the tubing sections to the inlet and outlet fittings.
3. Install the adjusting knob on the threaded shaft by turning clockwise Turn adjusting knob on threaded
shaft until bottomed and install locking nut and tighten. Turn knob until it bottoms. Position the regulator
so that the bottom of the knob is 1/2" from the panel surface, then tighten the cap screw on the
mounting collar.
4. Fill the cylinder to approximately 1000 PSIG and check all fittings for leaks. See Section 2.1 on page 3
for cylinder refilling procedure.