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AP Diving Ltd.                                                    APV200 Inflator Maintenance Manual 

 

Page 13 of 30 

4.9 Unscrew core valve from direct feed body 

-  Use tool AP50E tool or equivalent to unscrew the core valve out of the feed body. 
-  Unscrew counter-clockwise. 
-  The core valve needs to be replaced during service. 

 

 

 

 

 

 

4.10 Unscrew module cap from APV200 body 

-  Unscrew counter-clockwise. 

 

   

 

 

 
  
 

Summary of Contents for APV200

Page 1: ...AP Diving Ltd APV200 Inflator Maintenance Manual Page 1 of 30 APV200 Inflator Maintenance Manual Version 1 2 March 2017 Written by Tino de Rijk...

Page 2: ...w module cap from APV200 body 13 4 11 Remove breathing module from APV200 body 14 4 12 Pull back end washer and back end rubber from stem assembly 14 4 13 Remove stem assembly from breathing module 15...

Page 3: ...r on 27 6 14 Refit steel pin if fitted that holds the pull cord to the dumping elbow 27 AP50 hose assembly 28 6 15 Fit new O ring inside snap connector body 28 6 16 Screw new Schraeder valve into snap...

Page 4: ...are used to avoid damaging any part of the breathing valve inflator in the disassembly and assembly process Please don t try to save money by re using parts that really should be replaced during a pr...

Page 5: ...e AP 18 1 2 Ty rap AP 21 1 3 APV200 body APV 200 1 1 4 Mesh filter AP 100 41 1 5 BS010 O ring BS 010 N70 1 6 Inlet stem APV 200 10 1 7 BS015 O ring BS 015 N70 1 8 Stem retainer APV 100 12 1 9 Direct f...

Page 6: ...ER DESCRIPTION PART NUMBER QUANTITY 1 Back end washer AP 100 39 1 2 Back end rubber AP 100 38 1 3 BS 18 1 x 1 6 O ring BS18 1 1 6 N70 1 4 Body AP 100 37 1 5 Spring AP 100 36 1 6 Stem AP 100 35 1 7 Was...

Page 7: ...NTITY 1 Collar circlip AP 50 P6 1 2 Sliding collar AP 50 P1 1 3 Spring AP 50 P5 1 4 O ring BS 011 N70 1 5 Schraeder valve AP 100 44 1 6 Ball bearing AP 50 P7 4 7 Snap connector body AP 50 P2 1 8 Hose...

Page 8: ...deliberately chooses the N70 hardness of the O rings for the APV200 inflator If against our recommendation you choose to select your O rings to come from another source than AP Diving Ltd make sure y...

Page 9: ...Oxygen compatible or Silicon grease depending on the gas the inflator is exposed to o see chapter 5 for remarks about when you need to keep this device in oxygen service Access to an ultrasonic bath...

Page 10: ...that holds the pull cord to the dumping elbow Push the steel pin out of the main body o The pin can be just pushed out It is not screwed in it is held in place by friction 4 2 Remove stem retainer and...

Page 11: ...11 of 30 4 3 Remove O ring from inlet stem This O ring needs to be replaced during service 4 4 Unscrew cap retainer from main body Unscrew counter clockwise 4 5 Remove blue button cap Just pull it of...

Page 12: ...feed button from direct feed body Just pull it out 4 7 Remove direct feed body from main body Shake the main body a bit and the feed body will drop out 4 8 Remove O ring and mesh filter from direct f...

Page 13: ...Unscrew core valve from direct feed body Use tool AP50E tool or equivalent to unscrew the core valve out of the feed body Unscrew counter clockwise The core valve needs to be replaced during service...

Page 14: ...gated hose inlet Make sure you pull it out straight if you allow it to make an angle with the main body it will get stuck In that case push it back in all the way and start again 4 12 Pull back end wa...

Page 15: ...4 13 Remove stem assembly from breathing module The stem can now just be taken out Make sure you don t lose the spring 4 14 Remove O ring from breathing module This O ring needs to be replaced during...

Page 16: ...se disassembly 4 15 Remove circlip from snap connector body Use small pliers to remove the circlip from the snap connector body Take care not to widen the circlip as it will otherwise not be usable ag...

Page 17: ...l bearings drop out in the process 4 18 Remove 4 ball bearings from snap connector body Use a small tray to catch the 4 ball bearings to avoid losing them 4 19 Unscrew Schraeder valve from snap connec...

Page 18: ...ntenance Manual Page 18 of 30 4 20 Remove O ring from snap connector body Use a curved O ring pick to remove this O ring This O ring needs to be replaced during service This completes the disassembly...

Page 19: ...ly takes a little bit more effort 3 Ultrasonic cleaning of all disassembled metal parts This is mandatory if the APV200 inflator is to be kept in oxygen service but recommended in all other servicing...

Page 20: ...onment o Are of the correct stiffness degrees Shore 5 4 How to lightly grease O rings When greasing O rings make sure NOT to use too much grease Especially O2 compatible grease has the potential to be...

Page 21: ...e grease bag and from the outside of the bag move them around with your fingers making sure they get in full contact with the grease Open the bag and using a clean instrument like a dentist hook take...

Page 22: ...or use rubber gloves to avoid polluting it while assembling and rendering it not oxygen clean 6 1 Fit new O ring onto breathing module This O ring needs to be replaced during service 6 2 Push stem ass...

Page 23: ...e breathing module Push the back end washer over the split end of the stem Check proper placement by rotating the washer to make sure it is fully over the split end of the stem 6 4 Push breathing modu...

Page 24: ...ng module are NOT visible through mouthpiece ARE visible through mouthpiece 6 5 Screw module cap onto APV200 body Screw clockwise 6 6 Screw new core valve into direct feed body The core valve needs to...

Page 25: ...feed body into main body Notice the grooves in the side of the direct feed body They need to align with the ridges inside the direct feed body hole of the main body The O ring needs to be facing up in...

Page 26: ...wise The retainer should be done up tight using a torque of 2 Nm which is as tight as possible using your fingers PLUS nipping it up with a suitable tool o Make sure not to damage the retainer in the...

Page 27: ...lockwise The retainer should be done up tight using a torque of 2 Nm which is as tight as possible using your fingers PLUS nipping it up with a suitable tool o Make sure not to damage the retainer in...

Page 28: ...or equivalent to screw a new Schraeder valve into the snap connector body Screw clockwise Do not use force 6 17 Push 4 ball bearings back into snap connector body Lightly grease the ball bearings befo...

Page 29: ...uring this step 6 20 Refit circlip onto snap connector body Before fitting it back on make sure it hasn t been stretched and become too wide during removal If unsure use a new circlip WARNING If that...

Page 30: ...able to breath in and out with considerable resistance with air coming only through the MP hose inlet 3 Release all fingers except the index finger that keeps pressing on the big grey deflation button...

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