VERDER VERDERAIR VA 40 Instructions And Parts List page 10

Installation
Flange Connections
The fluid inlet and outlet ports are 1-1/2 in. raised face,
standard 150 lb class pipe flanges. Connect 1-1/2 in.
flanged plastic pipe to the pump as follows. You will need:
•
Torque wrench
•
Adjustable wrench
•
a 5 in. diameter, 1/8 in. thick PTFE gasket, with four
0.63 in. diameter holes on a 3.88 in. diameter bolt
circle, and a 1.75 in. diameter center
•
four 1/2 in. x 3 in. bolts
•
four 1/2 in. spring lockwashers
•
eight 1/ in. flat washers
•
four 1/2 in. nuts
1
Lubricate threads. Torque to 14-20 N•m. Do not over-torque.
Fig. 3 ______________________________________________________________________________________
10 819.4486
BOLT TIGHTENING SEQUENCE 1
F
D
E
S
R
1. Place a flat washer (E) on each bolt (C). Refer to
F . 3.
IG
2. Align the holes in the gasket (B) and the pipe flange
(A) with the holes in the pump outlet flange (S).
3. Lubricate the threads of the four bolts. Install the
bolts through the holes and secure with the washers
(E), lockwashers (D), and nuts (F).
4. Hold the nuts with a wrench. Refer to the tightening
sequence in F . 3 and torque the bolts to 14-20 N•m.
IG
Do not over-torque.
5. Repeat for the pump inlet flange (R).
3
2
B
A
E
KEY
A Flanged Plastic Pipe
B PTFE Gasket
C Bolt
D Lockwasher
E Flat Washer
F Nut
R 1-1/2 in. Fluid Inlet DIN 40 Flange
S 1-1/2 in. Fluid Outlet DIN 40 Flange
1
4
04405
C
1
04703B