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Kirby Morgan 37 & 57
7.6.4 Installation of the
Bent Tube Assembly
Tools Required:
11/16 inch
Normal minimum replacement parts during over- haul:
1)Lightly lubricate the bent tube
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®
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.
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