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SERVICE MANUAL 

 

 

 
 
 
 

MISTRAL 

MOUTHPIECE 

 

 
 
 
 
 
 
Copyright ©2005 Aqualung France

 

2005

Summary of Contents for Mistral Mouthpiece

Page 1: ...SERVICE MANUAL MISTRAL MOUTHPIECE Copyright 2005 Aqualung France 2005 ...

Page 2: ... INSTRUCTIONS 3 GENERAL CONVENTIONS 3 DISASSEMBLY PROCEDURE 4 REASSEMBLY PROCEDURE 5 TEST IN WATER 7 Table 1 Troubleshooting guide 8 Table 2 List of tools and service kits 9 Table 3 Recommended cleaners and lubricants 10 Procedure A Cleaning and Lubricating 11 Maintenance Notes 12 Exploded views of Mistral mouthpiece 13 ...

Page 3: ...he tool 116230 into the HP port and then grip the tool with the vice 4 Once the regulator has been disassembled the re usable components should be separated from the components that need to be replaced Fragile items with seats or crowns with critical sealing surfaces should be separated and protected during servicing in order to prevent any damage 5 Use only spare parts from Aqualung service kits ...

Page 4: ...g the cam with your thumb then remove the mouthpiece Note Before commencing disassembly consult the exploded view to check the reference numbers of all parts requiring replacement These parts should all be replaced by new parts and should not be re used on the pretext that the regulator has seen little use since its manufacture or since its last service Attention Use only the special tool when rem...

Page 5: ...re assemble the regulator make sure that all replacement parts have been cleaned and lubricated in accordance with Procedure A Cleaning and Lubricating on page 14 RE ASSEMBLY PROCEDURE 1 If the valves have been extracted pass the tail through the hole in the valve holder and pull gently on it until the shoulder passes through to the inside of the valve holder If the valve is new then cut the exces...

Page 6: ...tion If they are in good condition it is not necessary to replace them and they can be reused If they show any signs of deterioration they should be replaced and refitted following the procedure described in the Mistral Second Stage Service Manual 13 Place the corrugated hoses onto the connectors and proceed as follows a Fit the corrugated hoses to the connectors Note Check that the connectors are...

Page 7: ... the hoses completely in water to check that there are no leaks When you are sure that there is no leak close the cylinder valve and purge the regulator Remove the first stage from the cylinder and refit the dust cap If a leak has been detected then note its source and refer to Table 1 Troubleshooting Guide Note Do not mistake any bubbles that are trapped in the regulator with a leak If there is a...

Page 8: ...ing resistance in the complete regulator 4 The cylinder is empty 4 Charge the cylinder 1 The valve holders have been fitted the wrong way round in the mouthpiece 1 Disassemble and refit following the correct procedure 2 The mouthpiece has been fitted backwards to the corrugated hoses 2 Disassemble and refit following the correct procedure 3 The cylinder valve is not open 3 Open the valve Impossibl...

Page 9: ...e support disassembly 109436 N C O ring tool Fit and remove O rings 944022 N C Tightening collar tool PANDUIT GS4H Tightening collars PLT4H N a N C Collar cutting pliers Removing tightening collars N a 125905 Service Kit MISTRAL All versions except Nitrox N a 125936 Service Kit MISTRAL Nitrox O2 Nitrox Version N a ...

Page 10: ...g brass and stainless steel parts Household stores Washing up liquid diluted with hot water Degreases brass and stainless steel parts general cleaning of plastic and rubber parts Household stores Attention Silicone parts do not require lubrication Do not grease them Greasing silicone parts can change their molecular construction and cause premature degradation of the material Attention Do not use ...

Page 11: ...rts on a white cloth allow to dry and check after drying that the cloth shows no grease deposits and that the condition of the parts is appropriate for re use with Nitrox O2 Cleaning hoses If there is significant corrosion then it is permissible to soak only the ends in an ultrasonic bath avoiding any possibility of the solution entering the hose Rinse in fresh water and allow to dry with the conn...

Page 12: ...12 Mistral Mouthpiece Service Manual Maintenance Notes ...

Page 13: ...F I R S T T O D I V E 13 Exploded view of Mistral mouthpiece 125910 ...

Page 14: ...1ere Avenue 14e rue BP 148 06513 CARROS cedex France 00 33 0 4 92 08 28 88 FAX 00 33 0 4 92 08 28 99 ...

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