Johnson Outdoors SCUBAPRO G260 Maintenance Procedure Download Page 3

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MAINTENANCE PROCEDURE G260 – REVISION 02 - 2013-04 

 

MAINTENANCE PROCEDURE FOR G260 

 
This maintenance procedure is based upon the attached schematic. 
 

WARNING 

 

This maintenance procedure is only for appointed Scubapro technicians that fol-
lowed a complete course on equipment repair and in no case can replace a tech-
nical repair course delivered by a SCUBAPRO/ UWATEC appointed staff. 

 

This procedure is a generic description for the G260. The attached schematic is an 
overview for the maintenance procedure. The dedicated regulator schematic must 
be used for parts replacements. 

 

TOOLS 

 

 Blow gun 

40.978.000 

 2

nd

 Stage adjustment tool 

41.043.010 

 Grease Christo Lube MCG111 

41.493.125 

 Screwdriver ball end 

3

/

32

 ” 

43.002.101 

 Universal tool regulator (new model) 

43.040.000 

 G260 cover tool 

43.300.020C 

 O-ring extractor 

43.300.107 

 VIVA flow vane extractor 

43.300.225 

 Regulator hose tool (on 2

nd

 stage) 

43.300.235 

 Counter mat 

47.010.000 

 Digi-Mag 6000 Digital Magnehelic 

 

 SCUBAPRO Magnehelic mouthpiece 43.404.001P 
 Allen key, 4 mm 

 

 Cutter small model 

 

 Pliers small model 

 

 Screwdriver flat blade small model 

 

 Wooden chopstick or soft polymer stick 

 

 
 

DISASSEMBLY 

 
1. 

Slide the sleeve(s) back and unscrew the L.P. hose from the 1

st

 and 2

nd

 stage. 

 
2. 

Remove the o-rings from the L.P. hose with the o-ring extractor. 

 
3. 

Remove the mouthpiece clip or strap and remove the mouthpiece. 

 
4. 

Remove the pin with the screwdriver from the case. 

 
5. 

Unscrew the cover assy, remove the ring and diaphragm. 

 

Summary of Contents for SCUBAPRO G260

Page 1: ...MAINTENANCE PROCEDURE G260 revision 02 2013 04 ...

Page 2: ...2 11 MAINTENANCE PROCEDURE G260 REVISION 02 2013 04 ...

Page 3: ...l 41 043 010 Grease Christo Lube MCG111 41 493 125 Screwdriver ball end 3 32 43 002 101 Universal tool regulator new model 43 040 000 G260 cover tool 43 300 020C O ring extractor 43 300 107 VIVA flow vane extractor 43 300 225 Regulator hose tool on 2nd stage 43 300 235 Counter mat 47 010 000 Digi Mag 6000 Digital Magnehelic SCUBAPRO Magnehelic mouthpiece 43 404 001P Allen key 4 mm Cutter small mod...

Page 4: ...the adjustment knob 14 Remove with the small screwdriver the plug from the adjustment knob 15 Unscrew with the 4 mm Allen key the fine adjustment screw from the adjustment knob and remove the o ring from the fine adjustment screw 16 Push carefully with the small screwdriver through the orifice to remove the poppet assy spring and balance chamber out of the inlet tube and remove the seat and 2 o ri...

Page 5: ...he tool against the shoulder of the flow vane the angled portion of the tool should rest on the mouthpiece tube and use the tool as a lever to push the flow vane out of the housing Remove the o ring from the flow vane 22 To remove the exhaust cover use the ball end screwdriver to push the pin out of the exhaust cover and case 23 It is not necessary to carry out this step unless the exhaust valve n...

Page 6: ...y on the lip at several places and make sure the outer part of the valve rests on the regulator case 2 Place the exhaust cover and insert the pin making sure it is correctly centred 3 If the flow vane has been removed it must be replaced Place a new o ring Do not lubricate the o ring in order not to have a loose flow vane Make sure that the flow vane is right in front of the cavity s in the case a...

Page 7: ...oulder configuration is required 2 actions must be taken a Rotate the flow switch to open the injection hole facing the technician when the treaded side of the inlet tube is on the left b Place the adapter on the left side of the case For the standard RIGHT shoulder configuration c Rotate the flow switch to open the injection hole facing the technician when the treaded side of the inlet tube is on...

Page 8: ... inside the case placing the lever facing the diaphragm Check if the injection hole is facing the mouthpiece tube 19 Slightly lubricate the inlet tube threads Screw the nut and tighten moderately with the regulator hose tool 20 Place the o ring over the thread of the inlet tube 21 Position the diaphragm making sure that it is not distorted 22 Assemble the spring and purge button in the cover assem...

Page 9: ...i Mag Zeroize the Digi Mag pressure sensor if needed 4 Connect the appropriate and well adjusted 1st stage to a tank with a minimal filling pressure of 200 bar connect the 1st stage to the 2nd stage adjustment tool with the L P hose and slowly open the tank valve 5 Push slowly on the tool adjustment knob and turn slowly the knob to look for the groove of the orifice As soon as the groove is found ...

Page 10: ...e to push the purge button 1 mm with out a leakage of the 2nd stage 11 Remove the adapter mouthpiece of the Digi Mag from the G260 mouthpiece 12 Fit the plug in the adjustment knob 13 Close the tank valve purge and remove the 2nd stage adjustment tool note before removing the 2nd stage adjustment tool make sure that the adjustment knob is retracted out of the groove in the orifice to ensure that t...

Page 11: ...11 11 MAINTENANCE PROCEDURE G260 REVISION 02 2013 04 ...

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