12
Fig.8.2
8. Retightening of Tie rods
■
Plastic type
▪
All bolts should be retorqued:
(1) Right before start up.
(2) There are any leaks of material on daily inspecting a pump.
<NOTE>
▪
Retighten the Out chamber and then the manifold in this order. [Fig.8.1]
▪
Tighten the bolts in the order shown. [Fig.8.2]
■
Metal type
▪
All bolts should be retorqued:
(1) Right before start up.
(2) There are any leaks of material on daily inspecting a pump.
<NOTE>
▪
Retighten the Out chamber and then the manifold in this order. [Fig.8.3]
▪
Tighten the bolts in the order shown. [Fig.8.4]
Retain bolts for the
out chamber
Retain bolts for the
manifold
NDP-40.50.80
BP_
26 ft-Ibf {35 N-m}
15 ft-Ibf {20 N-m}
NDP-40.50 BV_
Retain bolts for the
out chamber
Retain bolts for the
manifold
NDP-40.50.80
B_C, B_N
B_E, B_V
B_T, B_H
B_S
29 ft-Ibf {40 N-m}
18 ft-Ibf {25 N-m}
Fig.8.4
