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TX Second Stage Regulator Maintenance Manual

REASSEMBLY PROCEDURES

1. If the Exhaust Valve (15) was removed, replace by threading

the tail through the retaining hole on the outside of the Case

(9) until the barb engages on the inside. Align the rib so it is

horizontal. If the Valve is new, cut off the excess stem with

side cutters leaving approximately 5mm (0.196”) of the tail

behind.

2. Orientate the Exhaust Tee (16) with the Case (9). Clip one

corner of the Tee onto the Case. Stretch the other corner

over the Case and then stretch the bottom of the Tee onto

the Case.

3. Install a new, lubricated

‘O’ Ring (8) onto the

Valve Spindle. (20).

4. Press a new, lubricated ‘O’ ring (24) onto the stem of the

Shuttle Valve (23). Press a new Rubber Seating (22) into

the front of the Shuttle Valve.

5. Fit the Valve Spring (25) onto the leading edge of the

Counterbalance Cylinder (26). Carefully guide the stem

of the Shuttle Valve through the Spring and into the

Fitting Exhaust Valve and Exhaust Valve Cover

Assembling and tting valve assembly

WARNING: Flooding may occur if the tail of

the valve is not fully pulled through. Check

that barb has engaged on inside of Case.

NOTE: Ensure Rubber Seating has been tted ush

with Shuttle Valve.

CAUTION: Ensure that Lever is not twisted

and that legs are parallel. Lever should

appear as that shown on the left, not as

shown on the right. If necessary, gently

squeeze legs together to straighten.

Counterbalance Cylinder.

6. If you removed the Lever, replace it so that it points

upwards when the air outlet hole points to the left with the

threaded end facing you.

Apeks T20 User Manual

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