１３
(3)
Tighten the four hexagonal bolts (M8
×
25) that were temporarily fastened.
Note: Tighten diagonally opposite pairs of hexagonal bolts to 18N
･
m with the
torque wrench a number of times.
(4)
Fit the piping to the pump head. (Photo 10-17.)
(5)
Insert the long hose nipple (S) of the other pump head into the piping and fix it to
the casing.
Note: Temporarily fasten the pump head to the casing like before and tighten it to
18N
･
m at top dead center.
(6)
Fix the other pump heads in place in the same manner. Turn the motor shaft by
hand to check that the pump head and the diaphragm are not in contact.
Note: If contact between pump head and diaphragm occurs, it will make a noise
and cause the pump head to vibrate. Switch off the machine and contact the
manufacturer’s service division.
(7)
Temporarily fix the pump panel 1 in place with the four truss-head screws (M5
×
10).
(8)
Pass an eyebolt (M8) with a flat washer (M10) through pump panel 2 and fix it in
place with the three truss-head screws (M5
×
10)
Note: Fix the other pump panel 2 in place in the same manner.
(9)
Tighten the four truss-head screws (M5
×
10) to fix the temporarily fastened pump
panel 1 in place.
Note: Hook pump panel 2 onto the pump panel 1.
Note: Ensure that pump panels 1 and 2 are not loose.
DAL-181D
*
The unit is as follows when the pump head and piping have been fitted.
Photo 10 Piping
Photo 11 Top View
T-joint
L-shaped hose
connection
Straight pipe
Connecting tube
Synflex tube
ﾌﾞ
