Fig. 5
Screw (C)
Hose Clamp
Valve Box
Fig. 6
Diaphragm
Undo the screw (C) and remove the valve box of
one side, pinching the hose clamp (Ref: Fig 5)
Inspect diaphragm (Ref: Fig 6) for damage
If damage to diaphragm is detected, replace part
with 26X364 Diaphragm Repair Kit
Reassemble by reversing assembly directions
described above