Instruction/ maintenance manual of the product GRXXX & Genesis Advanced Technologies
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Atlas & Y ukon (Part Numbers GRXXX & ) Second Stage S ER VICE & R EP AIR G UIDE.
Contents Contents Introduction ............................................................................ 3 About This Manu al ......................................................................... 3 Scheduled Ser vice ...........................
3 Copyright ©2001 Liberty Group Service & Repair Manual About This Manu al About This Manu al Introduction Introduction As a ser vice technician, you are entrusted with maintaining your customer’ s equipment to the same standards with which it was manufactured.
4 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage F unction & Design Introduction Introduction F unction & Design The Atlas/Y ukon second stage features a high p e r f o r m a n c e , low volume design with a mechanically balanced valve.
5 Copyright ©2001 Liberty Group Service & Repair Manual F acility R equirements s e c t i o n F acility R equirements s e c t i o n The ser vice facility is perhaps the most important asset of any professional dive store.
6 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage T able 1 – R ecommended Equipment and Suppliers The specialty tools shown below can be purchased directly from Genesis Scuba.
7 Copyright ©2001 Liberty Group Service & Repair Manual s e c t i o n 2 s e c t i o n Ex ternal Inspection 1. Closely examine the conical filter of the first stage to check for any signs that contaminants have entered the system, including sea water , rust, or aluminum oxide.
8 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage Dis as sembl y Procedures s e c t i o n 3 s e c t i o n Dis as sembl y Procedures Gener al Guidelines ▼ Prior to performing any disas.
9 Copyright ©2001 Liberty Group Service & Repair Manual Fig. 1 –␣ Serial Number Location Fig. 2 –␣ O-ring RemovaL CA UTION : Whene ver possib le, use only plastic or br ass O- ring tools for remo ving O-rings in order to prev ent damage to the sealing surf ace.
10 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage Fig. 3 – Orifice Removal Fig. 4 – Orifice Inspection Fig. 5 – Genesis Rim Clamp NO TE : The orifice is O-r ing sealed and will remain inside the inlet coupling after perf or ming the abo ve step .
11 Copyright ©2001 Liberty Group Service & Repair Manual Fig. 6 – Cover Ring Removal Fig. 7 – Genesis Pop p et Drive T ool Fig. 8 – Disassembly of Pop p et CA UTION: Do not ov er-tighten the vise. Doing so ma y permanently distor t or fracture the co v er ring and the case, requiring their replacement.
12 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage 19. Using the O-ring pick that is provided in the Select Kit, lightly pierce the center of the LP seat(8) and pull it out of the head of the poppet. Discard the seat and do not attempt to reuse.
13 Copyright ©2001 Liberty Group Service & Repair Manual Atlas Second Stage Only: 22. Stand the case upside down with the mouthpiece tube facing for ward.
14 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage Cleaning Procedures s e c t i o n 4 s e c t i o n Cleaning Procedures A cidic Cleaning Procedure (F or Equipment Used With Compres sed.
15 Copyright ©2001 Liberty Group Service & Repair Manual STEP 1 – Degrease & Pre-Scrub: ▼ All reusable non-wearing parts, both plastic and metal, should first be soaked and washed in a solution of 1 quart warm (100º F) water mixed with 3-4 tablespoons of household dish soap (Dawn ® or Joy ® are recommended).
16 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage CA UTION : Harsh acids, such as muriatic acid, ma y cause damage to par ts and must be strictly av oided. Undiluted white vinegar , although less eff ective , is the only recommended substitute f or LFW ™ .
17 Copyright ©2001 Liberty Group Service & Repair Manual EAN/Nitrox Cleaning Procedure (F or Equipment Used With Oxygen Enriched Air) Introduction Genesis Scuba regulators may be upgraded for dedicated use with mixtures of oxygen enriched air (EAN/Nitrox), not exceeding 40% oxy- gen.
18 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage EAN/Nitrox Cleaning is a four step procedure that includes: ▼ Pre-Cleaning with Ultrasonic Acid Bath ▼ Ultrasonic Aqueous Cleaning.
19 Copyright ©2001 Liberty Group Service & Repair Manual NO TE: All tools and fixtures , including the ultrasonic cleaner well, m ust be kept completely clean of an y contaminants.
20 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage 1. Place the par ts inside a clean dip basket and lower the basket into the tank of a separate ultrasonic cleaner which contains an approved aqueous cleaning solution.
21 Copyright ©2001 Liberty Group Service & Repair Manual Final Inspection: When each part has been completely cleaned and dried, it must be closely inspected to ensure the total absence of contamination or cleaner residue. In the event that contamination is still found during inspection, it may be necessar y to re-clean the par t.
22 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage LOW PRESSURE HOSE ASSEMBLIES 1. Ultrasonically clean both hose fittings by dipping only the hose ends in the LFW ™ acid bath, and rinse thoroughly in distilled water .
23 Copyright ©2001 Liberty Group Service & Repair Manual ▼ Set the O-rings aside on a perfectly clean sur face that is covered with cellophane. Do not use lubricant that appears to be contaminated with any particulate matter or other foreign debris.
24 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage R eas sembl y Procedures R eas sembl y Procedures s e c t i o n 5 s e c t i o n Gener al Guidelines ▼ Refer to the schematic parts list, that highlights automatic replacement parts (ARP) which should be discarded and replaced with new during reassembly .
25 Copyright ©2001 Liberty Group Service & Repair Manual Fig. 13 – Atlas Retaining Ring Installation W ARNING : DO NO T attempt to use any other manuf acturer’ s par t as a substitute for an y Genesis par t, regardless of any similarity in shape, siz e, or appear ance.
26 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage Fig. 15 – Pop p et Installation Fig. 16 – Locknut Installation Fig. 17 – Orifice Installation 7. Fit the LP seat(8) into the head of the poppet(9) with the smooth side facing out.
27 Copyright ©2001 Liberty Group Service & Repair Manual 16. Apply a medium blade screwdriver to engage the slotted head of the orifice, and turn it clockwise approximately 5 full revolutions. Then, grasp the screwdriver by the shaft, rather than the handle, for best sensitivity of touch.
28 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage Final T esting Procedures s e c t i o n 6 s e c t i o n Final T esting Procedures Fig.
29 Copyright ©2001 Liberty Group Service & Repair Manual 4. Ensure that all the first stage ports ar e sealed, and connect the first stage with a filtered gas supply of 2,500-3,000 psi. Slowly open the supply valve to pressurize the regula- tor .
30 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage end wrench to remove the inlet fitting with orifice from the second stage. Be careful to protect the exposed sealing edge of the orifice. d. Fasten the Poppet Drive T ool (PN 20-640-100) onto the second stage inlet, and engage the driver with the head of the poppet.
31 Copyright ©2001 Liberty Group Service & Repair Manual ▼ A properly ser viced and adjusted regulator should deliver air upon deep inhalation without excessive inhalation effort, freeflow , or vibration. When exhaling, there should be no resistance or sticking of the exhalation valve.
32 Copyright ©2001 Liberty Group Atlas & Y ukon Second Stage T able 2 – T roubleshooting Guide CA UTION: All repairs must be perf or med with a complete ov erhaul ser vice , unless the prob lem is detected immediately after a complete ov erhaul ser vice has already been perf ormed.
33 Copyright ©2001 Liberty Group Service & Repair Manual Schema tic & P ar ts List A tlas Second St age (EAN/Nitrox & Compres sed Air) Schema tic & P ar ts List A tlas Second St age (EAN/Nitrox & Compres sed Air) ....... PK040 - Annual Service Kit .
NOTES.
35 Copyright ©2001 Liberty Group Service & Repair Manual Schema tic & P ar ts List Y ukon Second St age (EAN/Nitrox & Compres sed Air) Schema tic & P ar ts List Y ukon Second St age (.
An important point after buying a device Genesis Advanced Technologies GRXXX & (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Genesis Advanced Technologies GRXXX & yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Genesis Advanced Technologies GRXXX & - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Genesis Advanced Technologies GRXXX & you will learn all the available features of the product, as well as information on its operation. The information that you get Genesis Advanced Technologies GRXXX & will certainly help you make a decision on the purchase.
If you already are a holder of Genesis Advanced Technologies GRXXX &, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Genesis Advanced Technologies GRXXX &.
However, one of the most important roles played by the user manual is to help in solving problems with Genesis Advanced Technologies GRXXX &. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Genesis Advanced Technologies GRXXX & along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
