A 700 Maintenance Procedure
- 2 -
MAINTENANCE PROCEDURE FOR A 700 2ND STAGE
WARNING: This maintenance procedure is only for appointed Scubapro
technicians that have completed a
course on equipment repair and in no
case can replace a technical repair course delivered by a SCUBAPRO
UWATEC appointed staff.
Tools needed:
1. Universal tool P/N 43.040.000
2. Adjustment tool P/N 41.043.000
3. O ring extractor P/N 43.300.107
4. 4 mm Allen key
5. Small flat blade screwdriver
6. T 10 Torx screwdriver
7. Wooden chop stick
8. Small pliers
DISASSEMBLY
1. Pull back the hose sleeve and unscrew the interstage pressure hose with
the universal tool. Remove the inlet tube o ring with the o ring extractor.
Warning: Do not attempt to remove the chrome plated nut with the 4
small holes. This is a cosmetic nut that has been glued with Locktite
during assembly
.
2. Remove the hose o-ring with the o ring extractor. Remove the mouthpiece
clip with the small screwdriver, remove the mouthpiece and the mouthpiece
support.
3. With the Torx screwdriver, remove the 4 Torx screw on the cover, remove
also the 4 small o rings. Separate the purge cover, the ring and the
diaphragm.
4. With the small screwdriver using it as a lever, remove the safety clip from
the Dive Switch.
5. Pull the complete Dive Switch assembly out of the 2nd stage housing.
Remove the 2 o-rings from the Dive Switch with the o ring extractor..
6. Remove the decal from the adjustment knob with the o-ring extractor.
7. With the 4 mm Allen key, unscrew and remove the screw and the o-ring
P/N 01.050.126. Pull on the adjustment knob to remove it from the
adjustment shaft.
8. Push on the adjustment shaft to separate the shaft assembly from the Dive
Switch.
9. Screw the adjustment shaft inwards to remove it from the sleeve.
10. Remove the o-ring P/N 01.050.293 from this shaft with the o-ring extractor.
