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Oasis TH104 Instruction Manual

Oasis TH104 Instruction Manual

Cylinder valves

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TH104
Cylinder Valves
Instruction Manual
Failure to follow these instructions or to properly install and maintain this equipment could result in gas
leakage, fire or explosion causing property damage and personal injury or death.
Oasis products must be installed, operated and maintained by trained and competent personnel in
accordance with all applicable local codes, rules and regulations in addition to the Oasis Instructions.
Oasis Engineering Ltd. will not be held liable in such circumstances where installation, operation and
maintenance procedures were performed by incompetent personnel resulting in improper assembly, unsafe
operation, equipment damage or personal injury.
The Oasis 100 series Cylinder Head Valve models TH104 have been designed and manufactured in accord-
ance with sound engineering practice (SEP) and comply with the SEP requirements of the EU Pressure Equip-
ment Directive 2014/68/EU. Technical documents required by the Directive are held by the Manufacturer.
Oasis Engineering Ltd
129 Birch Avenue, Tauranga, New Zealand.
T: +64 7 928 3808
E: info@oasisNGV.com
W: www.OasisNGV.com
Instruction Manual

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Summary of Contents for Oasis TH104

  • Page 1 The Oasis 100 series Cylinder Head Valve models TH104 have been designed and manufactured in accord- ance with sound engineering practice (SEP) and comply with the SEP requirements of the EU Pressure Equip- ment Directive 2014/68/EU.
  • Page 2: Tools Required

    High pressure gas and gas equipment can cause serious harm to both infrastructure and personnel if safety precautions are not followed. Oasis recommends considering the use of the following PPE when working with high pressure along with any other site specific health and safety requirements:...
  • Page 3 TH104-INS-01 1723 © Oasis Engineering Limited TH104-INS-01 1723 © Oasis Engineering Limited We reserve the right to modify product specifications without prior notice. We reserve the right to modify product specifications without prior notice.
  • Page 4: Installation Instructions

    Proceed to step 6 (Page 6) Max 1 turn 26mm Crows foot Recommended Torque: 50Nm Proceed to step 6 When complete (Page 6) TH104-INS-01 1723 © Oasis Engineering Limited We reserve the right to modify product specifications without prior notice.
  • Page 5 Proceed to step 6 When complete (Page 6) TH104-INS-01 1723 © Oasis Engineering Limited TH104-INS-01 1723 © Oasis Engineering Limited We reserve the right to modify product specifications without prior notice. We reserve the right to modify product specifications without prior notice.
  • Page 6 9. Installation complete, leak test on first use into port and tighten to fitting suppliers with snoop or soapy water. recommendations. 1/4” Hex head TH104-INS-01 1723 © Oasis Engineering Limited We reserve the right to modify product specifications without prior notice.
  • Page 7 COMMISSIONING PLUG IN VALVE, THE CYLINDER WILL NOT BE ABLE TO BE FILLED. TH104-INS-01 1723 © Oasis Engineering Limited TH104-INS-01 1723 © Oasis Engineering Limited We reserve the right to modify product specifications without prior notice. We reserve the right to modify product specifications without prior notice.
  • Page 8 Operation Instructions 1. Open 2. Closed Important: Actuate valve 4 times before use to ensure initial sealing. TH104-INS-01 1723 © Oasis Engineering Limited We reserve the right to modify product specifications without prior notice.
  • Page 9 *It is normal for the service kit to include a ball with a small hole in the bottom **Large adaptor O-ring is only used for UN threaded cylinders ***The spare 908 O-ring is only used for TH104 Valves with a commissioning port. The Complete Oasis Seal Kit must be used...
  • Page 10 Open and close valve to ensure all trapped gas is released 4. Remove handle. 3. Discard adaptor O-rings. 13mm Spanner needed. TH104-INS-01 1723 © Oasis Engineering Limited We reserve the right to modify product specifications without prior notice.
  • Page 11 7. Discard the seat and the 8. Discard the ball. O-ring in the cap. TH104-INS-01 1723 © Oasis Engineering Limited TH104-INS-01 1723 © Oasis Engineering Limited We reserve the right to modify product specifications without prior notice. We reserve the right to modify product specifications without prior notice.
  • Page 12 Do not scratch body 11. Discard the cap O-ring. 12. Clean the components and inspect for damage. Check for excessive damage to sealing faces and threads TH104-INS-01 1723 © Oasis Engineering Limited We reserve the right to modify product specifications without prior notice.
  • Page 13 34mm Socket Recommended End Cap Torque: 60Nm TH104-INS-01 1723 © Oasis Engineering Limited TH104-INS-01 1723 © Oasis Engineering Limited We reserve the right to modify product specifications without prior notice. We reserve the right to modify product specifications without prior notice.
  • Page 14 9. Tighten handle nut. 13mm Socket Recommended Handle Nut Torque: 3Nm 10. Insert O-rings. 908 Nitrile 90 216 Nitrile 90 (UN cylinder fitting only) TH104-INS-01 1723 © Oasis Engineering Limited We reserve the right to modify product specifications without prior notice.
  • Page 15 Assembly 11a. Follow installation instructions on page 3 of this manual for re-fitment of valve. Replace SAE port O-rings with those supplied in service kit. Use TH104-SK2 and discard extra 908 O-Ring. Fit small SAE port O-ring Apply silicone grease to all O-rings and anti...