Apeks
Second Stage Regulator
Service & Repair Manual
for Authorized Sea Quest Service Centers
©2000 Sea Quest, Inc.
Страница 1: ...Apeks Second Stage Regulator Service Repair Manual for Authorized Sea Quest Service Centers 2000 Sea Quest Inc...
Страница 2: ...a Required Tools 4 O ring Removal 4 Lubrication 4 Table 1 Recommended Tools 5 Table 2 Lubricant and Cleaner 6 Disassembly Procedures 7 Cleaning Inspection Procedures 10 Reassembly Procedures 12 Final...
Страница 3: ...uate routine freshwater rinsing Regulator use in dirty or polluted waters Rental use Regular use in chlorinated pool water Recommended maintenance schedules are based on aver age use under normal cond...
Страница 4: ...used to remove O rings must not have any sharp edges or points that could scratch metal sealing surfaces Sea Quest strongly recommends that all O ring removal tools should be made of either brass or...
Страница 5: ...al installation of case cover N A 5mm hex key hex key socket Removal installation of blanking plugs N A 11 16 open end wrench hex socket Removal installation of LP hose retaining nut N A 0 120 inch lb...
Страница 6: ...leaning solution Local grocery stores diluted with warm water degreaser for plastic and rubber parts leak detection Aerosol spray silicone should be avoided because 1 common aerosol propellants may at...
Страница 7: ...11 secure remove the exhaust tee 16 by firmly pulling one side off and then the other Do not use a tool to remove the exhaust tee Doing so may cause serious damage to the seating flange requiring repl...
Страница 8: ...e entire valve assembly straight out of the case see Fig 4 Remove and discard the O ring 23 from inside the case if it did not fall off the end of the spindle Do not attempt to remove the valve module...
Страница 9: ...has been unthreaded The following step must be performed correctly in order to remove the crown without damaging its delicate sealing surface 19 When the seat crown has been unthreaded from the valve...
Страница 10: ...15 minutes Cleaning times in excess of those recommended may damage plated parts Never clean parts for longer than specified by the manufacturer of the solution used After completion of clean ing in a...
Страница 11: ...groove which holds the small O ring and around the ears Demand diaphragm 10 Inspect for tears or pinholes To detect pinholes hold diaphragm up to a light source as you gently stretch the diaphragm In...
Страница 12: ...le valve together compressing the spring slightly so that the counterbalance cylinder seals over the small O ring on the stem of the shuttle valve 4 Install the O ring 23 onto the grooved flange of th...
Страница 13: ...alve lever to prevent it from springing up Be careful not to turn the external adjusting screw while installing the venturi lever onto the valve spindle It is very important to keep the screw turned c...
Страница 14: ...tting it over one upper corner of the seating flange and then stretching it over the other Firmly press the lower portion of the tee onto the flange until it is completely seated 20 Install the diaphr...
Страница 15: ...e inlet to adjust the crown seat either counter clockwise to raise or clockwise to lower the lever When the lever is set correctly re install the diaphragm diaphragm cover and case cover and connect t...
Страница 16: ...ent posi tioning in order to correct the problem s Bubble streams will indicate the source of the leak Before dis assembling to correct any leaks rinse the entire regulator thor oughly with fresh wate...
Страница 17: ...ntermediate pressure 1 Refer to first stage Troubleshoot of breathing full cylinder should be 140 5 psi ing Guide 2 Lever 22 not properly engaged with 2 Disassemble and inspect condi shuttle valve 30...
Страница 18: ...P2026 9 Diaphragm Cover AP2025 10 Diaphragm AP2023 11 Case AP5001 12 Exhaust Valve Diaphragm AP1429 13 O ring AP1438 Items in bold are included in the Overhaul Service Kit 14 Comfo Bite Mouthpiece 109...
Страница 19: ...cond Stages Schematic 5 6 7 8 9 10 12 11 13 23 18 24 25a 26 27 28 29 30 31 22 21 20 19 17 16 1 2 3a 4 14 15 3b 25b 8 NOTE Apeks has recently introduced a new heat exchanger and spacer which feature a...
