Oceanic GT-3 Service Procedure
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Oceanic GT-3 Service Procedure

Oceanic GT-3 Service Procedure

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This GT-3 Product Service Procedure conveys a list of components and service pro-
cedures that reflect the GT-3 as it was configured at the time of this writing (10/3/10).
© 2002 Design, 2005
REGULATORS
GT-3 SECOND STAGE
GT-3
SERVICE
PROCEDURE
PG-1
Doc. 12-2804-r02 (10/3/10)
OCEANIC
Product Service Guide
®

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Summary of Contents for Oceanic GT-3

  • Page 1 GT-3 SERVICE PROCEDURE This GT-3 Product Service Procedure conveys a list of components and service pro- cedures that reflect the GT-3 as it was configured at the time of this writing (10/3/10). Doc. 12-2804-r02 (10/3/10) PG-1 © 2002 Design, 2005...

  • Page 2: General Procedures

    P/N 40.9520 O-ring Tool Kit Standard Screwdriver - small P/N 40.9650 Universal Front Cover Tool Cotton Swab Oceanic approved Halocarbon Based Lubricant (See General Procedure Doc. 12-2202 for approved list) Doc. 12-2804-r02 (10/3/10) PG-2 © 2002 Design, 2005 OCEANIC Product Service Guide...

  • Page 3: Troubleshooting

    REGULATORS GT-3 SECOND STAGE TROUBLE SHOOTING SYMPTOM POSSIBLE CAUSE TREATMENT * Free flow or leakage pres- 1. Replace with new. 1. LEVER ARM (17) bent. 2. Refer to First Stage Troubleshooting ent. ADJUSTMENT KNOB (33) 2. Excessive intermediate pressure. Chart.

  • Page 4: Disassembly Procedure

    REGULATORS GT-3 SECOND STAGE DISASSEMBLY PROCEDURE NOTE: Be sure to perform the steps outlined in the Initial Inspection Procedures (Doc. 12-2202) prior to disassembling the Regulator. Review the Troubleshooting Section to gain a better idea of which internal parts may be worn, and to better advise your customer of the service that is needed.
  • Page 5 REGULATORS GT-3 SECOND STAGE 10. Using the Poppet Tool, push the POPPET (15) inward in the Inlet Tube of the HOUSING (4), which will push the SPRING PAD (26), ADJUSTMENT SPRING (27), and ADJUSTMENT SHAFT (29) with PISTON SPRING FOLLOWER (28) through the Outer End of the ADJUSTMENT TUBE (24) (Fig.

  • Page 6: Reassembly Procedure

    REGULATORS GT-3 SECOND STAGE attempt to reuse them. 19. Examine the LEVER ARM (17) and compare with new to ensure that it is not bent or distorted in any way. Discard if found. 20. Examine the POPPET SPRING (16) with a magnifier and compare with new to ensure correct tension and length.
  • Page 7 WARNING: Use only genuine Oceanic parts, subassemblies, and components whenever assembling Oceanic products. DO NOT attempt to substitute an Oceanic part with another manufacturer’s, regardless of any similarity in shape, size, or appearance. Doing so may render the product unsafe, and could result in serious injury or death of the user.
  • Page 8 REGULATORS GT-3 SECOND STAGE 8. Lubricate and install the BALANCE SHAFT O-RING (23) into the Small Opening End of the ADJUSTMENT TUBE (24) (Fig. 12A). Install the SNAP WASHER (22), smooth end down, into the ADJUSTMENT TUBE directly over the BALANCE SHAFT O-RING, causing the WASHER to "snap"...
  • Page 9 Fig. 17 WRAP (8), positioning the Locking Tab of the TIE WRAP towards the LP Hose (Fig. 18). NOTE: Oceanic’s patented Orthodontic Mouthpieces are designed to accommodate the natural overbite of the human jaw. Ensure that it is properly positioned.
  • Page 10 Fig. 19 2. Connect the GT-3 Second Stage LP Hose to a Low Pressure Port of the First Stage. Ensure that all other Ports are sealed with Port Plugs, with the exception of an additional Low Pressure Quick Disconnect Hose.
  • Page 11 REGULATORS GT-3 SECOND STAGE NOTE: While pressurized, the slotted blade of the In-Line Adjustment Tool will be held away from the ORIFICE (11), and will therefore need to be pushed inward and held while turning in either direction. Locate the slotted head of the ORIFICE by touch before attempting any adjustment.
  • Page 12 NOTE: If hesitation or lag is detected, refer to the Trouble Shooting Section to determine possible cause and treatment. 8. Clean and disinfect the MOUTHPIECE (8) in warm, soapy water before returning the GT-3 to the customer. Doc. 12-2804-r02 (10/3/10) PG-12 ©...
  • Page 13 REGULATORS GT-3 SECOND STAGE Dia. Dia. Part # Description Part # Description 2.004 O-RING, BALANCE SHAFT 6408.07 RING, COVER 6292.07 COVER, FRONT (BK) 5245 TUBE, ADJUSTMENT 5236 DIAPHRAGM 2.016 O-RING, ADJUSTMENT TUBE 4971 PAD, SPRING 5233.07 ASSEMBLY, HOUSING (BK) 4589 SPRING, ADJUSTMENT 5234.07...

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