１６
(7)
Position the valve retainer on the pump head as shown in Photo 22 and fix it in
place with hexagonal bolts (M5
×
16). (Photo 22.)
Note: Fasten so that the inlet side of the valve retainer connects to the inlet side
(slot) of the pump head.
Note: Tighten diagonally opposite pairs of hexagonal bolts to 6N
･
m with the
torque wrench a number of times.
Note: When viewed from side-on, the O-ring should be hidden from view.
(8)
Fix the pump head in place, fit the piping and fix panels 1 and 2 in place. Use the
same procedure as 2)-3 Fitting Pump Heads in 2) Replacing Diaphragms.
Stage 1
Stage 2
Stage 3
Stage 4
Photo 22
Inlet side
(slot)
Exhaust side
(hole)
Inlet side
気側
Exhaust
side
Valve retainer
