Sherwood SRB3600 - Manual

BEFORE YOU BEGIN: Before you begin disassembly of the regulator, test the first and second stages for output pressures and leakage. Pretesting in this way will help you to pinpoint any specific areas requiring repair. Make sure your work area is clean and well lighted, with clean compressed air avai...

5.2 DISASSEMBLY Of FIRST STAGE To view all the parts used in the first stage, fold out the front cover of this manual. The circled numbers below refer to the corresponding numbers on the drawing. 1. Use 6" or 8" adjustable wrenches to disconnect all hoses from the first stage. Pull back theh...

nicks, scratches, or corrosion at the top of the cone can allow air to pass, which could result in creeping hose pressures. Polish out the defects using a fine abrasive polishing stick. When polishing, apply a light pressure to prevent excessive wear on the cone. You do not need to polish the rough ...

13 6.0 SECOND STAGE PROCEDURES 6.1 TOOLS REQUIRED FOR SECOND STAGE SERVING - 5/32" nut driver (if you don't have a 5/32" nut driver, use a 5/16 - 18 x 2" socket set screw) - 5/8" wrench - 3/4" wrench - 1/4" nut driver - Slotted screwdriver - Size "0" square drive scre...

16. If you need to replace certain parts of the lever assembly (stem, spring, lever, etc.), you can dothis by temporarily screwing the orifice housing with the orifice back onto the leversupport and assembly (without the plastic case). With these parts screwed together, the lockingnut can be removed...

18. Install the mouthpiece and the new mouthpiece tie from the service kit. 6.4 SET-UP OF SECOND STAGE For the following adjustments, remove the exhaust tee, cover, and diaphragm. 1 Turn the adjusting knob out counter-clockwise all the way, and then in clockwise 1/8 turn. 2. Use a 1/4" nut drive...

d. Replace the diaphragm. Continue to test the gap between the lever and the diaphragm after each bending until the lever is in the correct position. 10. Return to Section 6.3, Step 13 of this manual (Assembly of Second Stage) to completeassembly of the regulator. 6.5 TESTING Of SECOND STAGE 6.5.1 I...

7.0 HELPFUL HINTS 7.1 TROUBLESHOOTING REGULATORS POSSIBLE CAUSE RECOMMENDED ACTION HIGH INSTALLATION EFFORT AT DEPTH: a. Inlet filter clogged. Replace the filter. b. No air flowing through the dry air bleed Check the flow rate coming out of the system. one-way bleed valve . If no or lowair flow is d...

b. Diaphragm improperly installed. Visually check position of diaphragm. c. Hole in the mouthpiece at tie area. Replace the mouthpiece. d. Hole in the diaphragm. Replace the diaphragm. e. Damaged exhaust valve, or edges of the Replace exhaust valve. exhaust valve not firmly seated on the case. f. Cr...

cleaner, isolate the orifice from the side walls and all other parts. Do this by placing the orifice individually in a plastic cup in the cleaning hopper. This will help prevent mechanical damage to the sealing surfaces of the orifice. Polish the orifice with a clean pencil eraser. Blow off dust and...

24 8.0 TWO YEAR WARRANTY AND MAINTENANCE INFORMATION 8.1 PROPER PROCEDURE FOR WARRANTY PAPERWORK 1. For detailed information on the operation of the Sherwood Scuba Two Year Limited Warranty, please refer to Sherwood Scuba Technical Bulletin #112. 2. In most situations, no paperwork will be necessary...

ITEM # CATALOG # DESCRIPTION 1 . . . . . . 3602-16B . . . . . . . . . Cap (for adjusting knob)2 . . . . . . J12C04045B . . . . . . Screw3 . . . . . . 19-4006-17 . . . . . . . Washer4 . . . . . . 3702-16C . . . . . . . . . Adjuster Knob5 . . . . . . 3602-35 . . . . . . . . . . Cir-Clip6 . . . . . . 1...