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Summary of Contents for Dive Rite RG1200
- Page 2 • This manual is only to be used as a guide for trained Regulator technician. Possession of this guide does not qualify any individual in the service of Dive Rite Breathing Systems. Only qualified Dive Rite Dealers can Service Dive Rite Products.
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Page 3: First Stage Disassembly
First Stage Disassembly • Remove All low-pressure hoses • Remove high-pressure hoses and remaining port plugs • Note location of plugs and hoses “O” ring “O” ring Inlet Filter Spring Din Lockdown Screw High pressure valve Valve Lifter Diaphragm Hand wheel Thrust washer “O”... - Page 4 • 1) Screw port tool into high-pressure port. Take care not to damage threads. • 2) Place port tool with first stage attached into vise with the intermediate pressure spring on the upright position. 3) Using a 6mm Hex wrench loosen the adjustment screw enough to lessen the spring tension...
- Page 5 • 4) Place the Spanner wrench into the holes of the Diaphragm cap • 5) Loosen the cap by applying a firm steady pressure on the housing • Caution: Rapid jerking can cause the spanner wrench to slip and damage the cap Spanner wrench Diaphragm cap...
- Page 6 • 7) Remove the Intermediate pressure spring intermediate pressure spring • 8) Remove the spring carrier and the plastic washer Spring Carrier Plastic washer Diaphragm 9) Remove the Diaphragm...
- Page 7 10) Carefully remove the Valve Lifter 11) Inspect Parts for excessive wear Valve Lifter 12) Remove the regulator from the vise and invert it so the 6mm hex opening is facing up...
- Page 8 13) Insert a 6mm Hex wrench and remove the Turret retainer Turret Turret Retainer 14 ) Remove the high pressure valve and spring High pressure valve Spring...
- Page 9 • 15) Using a pic remove the 3 “O” rings located in the module • Note: Be careful not to scratch the sealing surfaces on the module 16) Remove the Thrust washer from the top of the Turret...
- Page 10 17) Remove the Turret and corresponding large “o” ring • 18) Using a Pic remove the exterior “o” ring from the Din Lockdown screw. ( If the yoke adapter is attached unscrew the yoke. This “o” ring is located in the track surrounding the High Pressure Inlet...
- Page 11 19) Insert a 6mm wrench into the Tank Inlet Loosen and remove the Din Lockdown Screw 20) Remove the “o” ring from the Din Lockdown screw 21) Remove the Hand Wheel...
- Page 12 22) Using a 19mm Socket wrench loosen and remove the Din Connector and Saddle Saddle 23) Remove the “o” ring located on the Din connector...
- Page 13 • 24) Carefully remove the cone shaped filter and “o” ring from the interior of the Din Connector • Change all the “o” rings on the port plugs and all hoses This completes disassembly of the Dive Rite RG1200 First Stage...
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