User manual MARES ABYSS DEALER MANUAL

[. . . ] Expand the clamp ring (37) until it will slide over the flange of the second stage body. Remove the second stage purge cover (39), diaphragm (36) and clamp ring (37). NOTE DISASSEMBLY OF THE PURGE COVER (PURGE BUTTON, SPRING AND NECESSARY, UNLESS THE COVER IS SEVERELY ENCRUSTED, DIRTY OR PURGE BUTTON· DOES NOT RETURN TO ITS NORMAL POSITION. UNLESS IS TAKEN, REMOVAL OF THE PURGE BUTTON MAY CAUSE DAMAGE COMPONENTS. Remove lock nut (33), washer (34) and demand lever (35) using tool (812). NOTE THE POPPET BODY (30) IS UNDER SPRING TENSION. [. . . ] Lubricating the o-rings before reassembly will minimize the risk of damage during reassembly. Carefully install a new exhaust valve (40) by pulling the stem through the center hole of the exhaust valve seat until it locks in place. The valve stem should not be pulled excessively as damage to the valve may occur. Using scissors, cut approximately 1/4" off of the end of the valve stem. Align the square of the poppet stem with the square hole of the case and press inward to compress the spring (Fig. Place the demand lever washer (34) over the second stage poppet stem and on top of the demand lever. Place a new demand lever lock nut (33) on the second stage poppet stem and tighten the lock nut, with tool (812), until approximately 1/16" of the poppet stem is protruding from the nut (Fig 32). NOTE DO NOT OVER TIGHTEN DEMAND LEVER LOCK NUT. IF THE DEMAND LEVER LOCK NUT IS OVER TIGHTENED, IT WILL CAUSE THE SECOND STAGE TO FREE FLOW DURING INTERMEDIATE PRESSURE ADJUSTMENT. FIG. alien wrench (84), until it stops, then turn the seat connector 3 complete turns (360 degrees) counter clockwise to obtain the correct position. NOTE DO NOT OVER TIGHTEN THE SEAT CONNECTOR. TURN THE SEAT CONNECTOR CLOCKWISE ONLY TO THE POINT AT WHICH IT STOPS IN THE HOSE CONNECTOR. OVER TIGHTENING THE SEAT CONNECTOR MAY CAUSE DAMAGE TO THE SEAT CONNECTOR AND/OR HOSE CONNECTOR. 12. Depress the demand lever and install hose connector (28) into second stage case using wrench (817). Connect hose (26) to hose connector using 2 wrenches (817). · Adjustment NOTE CORRECT INTERMEDIATE PRESSURE ADJUSTMENTS ARE NEEDED FOR SECOND STAGE OPENING PRESSURES TO FALL WITHIN FACTORY-SET RATINGS. SECOND STAGE SENSITIVITY MAY BE CHANGED BY ADJUSTING INTERMEDIATE PRESSURE. ALL SECOND STAGE ADJUSTMENTS SHOULD BE MADE WHILE THE SECOND STAGE IS SUPPLIED WITH THE APPROPRIATE INTERMEDIATE PRESSURE. Connect an intermediate pressure gauge to a 3/8" LP port on the first stage. EXPLOSION HAZARD DO NOT CONNECT THE INTERMEDIATE PRESSURE GAUGE TO THE HIGH PRESSURE PORT OF THE FIRST STAGE. CONNECTING THE INTERMEDIATE PRESSURE GAUGE TO THE HIGH PRESSURE PORT OF THE FIRST STAGE WILL CAUSE THE HOSE AND/OR INTERMEDIATE PRESSURE GAUGE TO EXPLODE AND COULD RESULT IN SERIOUS PERSONAL INJURY OR DEATH. 33). FIRST STAGE CALIBRATION C-SHAPED GAUGE FOR DEMAND LEVER HEIGHT INSPECTION For the correct adjustment stand the gauge on the Second Stage case and adjust lever height until it makes contact with the gauge. B ·12 ! LOW PRESSURE (LP) PORT INTERMEDIATE PRESSURE CALIBRATION GAUGE NAVYe BETA J III J ~ VOLTRE X / ABYSS l '-------' FIG. Depress the second stage demand lever while slowly opening the tank valve. When air begins to flow from the second stage slowly release the demand lever and fully open the tank valve. [. . . ] Rotate the clamp ring so the split end is facing the second stage hose. Slide the second stage hose protector (46) into position over the clamp ring. Install the exhaust tee (41) over the second stage case mounting flange. Make sure the lip of the exhaust tee fits fully over the mounting flange. NOTE LIQUID SOAP CAN BE USED TO LUBRICATE THE EXHAUST TEE TO MAKE ASSEMBLY EASIER. [. . . ]