Kirby appendix Kirby Morgan 37 Disassembly of the SuperFlow, Demand Regulator

Page 17

Kirby Morgan 37 & 57

7.7.7 Disassembly of the SuperFlow 350

3) Adjustment knob removal is started by unscrewing

Demand Regulator

 

the adjustment knob until it stops.

 

Tools Required:

 

 

 

 

1/4 inch Flat Blade Screwdriver on Torque Wrench

4) The packing nut is now exposed enough to use a

7/8 inch Open-end Attachment on Torque Wrench

wrench on it for removal. As the nut is backed off,

3/4 inch Open-end Attachment on Torque Wrench

unscrew the knob also.

 

3/32 inch Punch 7/8 inch Open-end Wrench

 

 

 

Small Ball Peen Hammer

 

5) The O-ring and washer will remain on the adjust-

KMDSI Tool Kit Part #525-620

 

ment shaft.

 

 

Silicone Adhesive Dow Corning 732 or equivalent

 

 

 

Minimum Recommended Replacement Parts for

6) Tilt the helmet so that the spacer, spring set, and pis-

Annual Overhaul:

 

ton fall out of the adjustment tube of the regulator.

Inlet valve Soft Seat 510-580

 

NOTE: If the spacer and the spring set are stuck,

Adjustment shaft O-ring 510-011

 

Adjustment Shaft Washer 520-032

 

this indicates possible corrosion or saltwater intru-

Adjustment Nut 530-303

 

sion into the adjustment tube or the adjustment tube

Diaphragm 510-553

 

may be bent. The demand regulator requires removal

Inlet Nipple O-ring 510-014

 

from the helmet and cleaning per this Chapter and

Exhaust valve 510-552

 

This occurs if the helmet were dropped on the ad-

 

 

justment knob or the diver hit the adjustment knob

1) Remove the regulator cover clamp screw and

against a rigid object. Repairs must be made by a

clamp.

 

trained KMDSI technician.

 

2) Remove the regulator cover and the diaphragm.

7) On the adjustment knob, drive out the roll pin using

a 3/32 punch. Use a block of wood with a 1/4 ” hole

 

 

 

 

 

Adjustment

 

 

Adjustment

knob

Retaining

 

shaft

 

 

 

 

 

pin

 

 

 

 

 

Spacer

 

 

 

Regulator

Piston

 

Packing

body

 

nut

 

 

 

 

Gasket

 

 

Diaphragm

 

Inlet valve

 

 

 

 

Inlet nipple

 

 

Clamp

 

 

 

 

 

Nut

Exhaust

Spacer

Cover

valve Exhaust

Roller lever

Flange

Washer

The SuperFlow 350 regulator assembly.

84

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

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Contents Kirby Morgan 37 IntroductionOne Way Valve Tighten to 150 inch lbs Newton Meters with a torque wrench Correct assembly order of the one way valveSide Block Assembly Removal Side Block AssemblySeparating the Side Block Assembly from the Helmet Shell GeneralAir Train Gasket Thin putty knife helps to remove the side blockComponents of the Side Block & Air Train Diver cannot use the free flow system as Could lead to drowningSource of breathing air. This could lead To suffocationCleaning and Lubricating Disassembly of the Defogger ValveClean all the metal parts to remove salts Defogger ValveReassembly of the Defogger Valve Side Block assembly and it’s associated partsRemove the valve stem Emergency Valve AssemblyValve Body Valve Stem Washer Packing nut Reassembly of Emergency ValvePacking Knob Lock nut Spring Leak Testing the EGS Valve Inspection of Bent Tube Assembly Bent Tube AssemblyRemoval of the Bent Tube Assembly Kirby Morgan 37 Installation Bent Tube Assembly Tool Kit with pouch SuperFlow Demand RegulatorGeneral Regulator Information Remove the demand regulator clamp Screw the regulator adjustment knob out for removalInspect the washer and o-ring Reassembly of the SuperFlow 350 Regulator Adjustment SystemShake out the spacer, spring set, and piston Regulator mount nut must be removed to remove the regulator SuperFlow 350 Demand Regulator Removal from HelmetDemand Regulator Kirby Morgan 37 Disassembly of the SuperFlowSuperFlow 350 regulator assembly Castle Wrench and inlet valve Demand Regulator Parts Kirby Morgan 37 Inspection of SuperFlowUse silicone sealant On the silicone sealant tube and MaterialPage Valve seat Adjustment end of the SuperFlow 350 regulator Install the retaining pin in the adjustment knobKirby Morgan 37 Test the response of the purge button Kirby Morgan 37 Tuning the SuperFlow 350 RegulatorUse the disk end of the Kmdsi wrench to bend the lever down Page Press the cover over the diaphragm Oral Nasal General Information Oral/NasalOral/Nasal Removal Inspection of Oral/NasalKirby Morgan 37 Oral/Nasal Replacement Exploded view of the Quad-Valve exhaust system Quad-Valve Exhaust AssemblyQuad-Valve Assembly Removal Page Whiskers must be aligned properly on the exhaust main body SuperFlow Regulator Exhaust Valve ReplacementQuad-Valve Assembly Installation Water Dump Exhaust Body Water Dump Valve ReplacementWater Dump Valve Body Removal Water Dump Valve Removal101 Reinstalling the Quad-Valve Exhaust Assembly102 SuperFlow Stainless Balanced Regulator103 Kirby Morgan 37 Adjusting the SuperFlowRemove the bent tube and the bent tube adapter 104 105 Bent tube adapterExploded view of SuperFlow 450 regulator 106 107 108 Install the o-ring in the bent tube adapter109 Kirby Morgan 37 SuperFlow 450 Regulator RemovalBe sure to remove and set aside the whisker spacers 110 Kirby Morgan 37 SuperFlow 450 DisassemblySuperFlow 450 flex knob assembly 111 RingDetails of the SuperFlow 450 main tube and associated parts SuperFlow 450 Regulator Kirby Morgan 37 AssemblyRegulator Body Exhaust valve insert Retainer ring113 Install the inlet valve in the main tube114 115 Tighten the cover hand tightMake sure the lock clip fully engages the packing nut 116 Kirby Morgan 37 SuperFlow 450 Regulator Installation117