Kirby appendix Kirby Morgan 37 Installation Bent Tube Assembly

Kirby Morgan 37 & 57

7.6.4 Installation of the

Bent Tube Assembly

Tools Required:

11/16 inch Open-end Torque Wrench Attachment 7/8 inch Open-end Torque Wrench Attachment 7/8 inch Open-end Wrench

Normal minimum replacement parts during over- haul:

O-ring, Teflon® ring

1)Lightly lubricate the bent tube O-ring and install in the O-ring groove at the regulator end of the bent tube, then install new Teflon® O-ring at the side block end.

2)Push the regulator end of the bent tube assembly into the inlet nipple. Slide it in until the side block end of the tube is aligned with the threads for the mount nut.

3)Be sure the Teflon® O-ring is in place on the side block end of the bent tube, then engage the threads on the tube to the side block and hand tighten.

4)Start the “regulator to bent tube” mount nut onto the inlet nipple of the demand regulator and run it in by hand as far as it will go.

NOTE: Run the mount nut up on the inlet nipple hand tight only.

5)Using a torque wrench, tighten the bent tube assem- bly mount nut onto the side block to (100 inch lbs).

6)Hold the mount nut on the end of the bent tube with a wrench and tighten the jam nut against it with a torque wrench to 40 inch pounds.

© Copyright 1970-2008 Kirby Morgan Dive Systems, Inc. All rights reserved. Document # 080508001 79