Dive Gear Express DGX Gears FIRST, First Stage Service Manual, Page: 15 / 32

5. Remove the O- ring (B8*) from the DIN Housing, the DIN Retainer O-rings (B1*, B3*), and remove the
DIN Filter and its O-ring (B6*) from the DIN Housing – Fig. 13.
Fig. 13
6. Remove the holding tool from the vise and, using a 1.5 inch or adjustable pin spanner, loosen the
Lower Body (21) from the Upper Body (14) - Fig. 14. Laying the regulator flat on the rubber pad and
using even steady pressure will reduce the risk of damaging the Lower Body due to the spanner
slipping.
Fig. 14