Wilo Star-Z 15 Installation And Operating Instruction page 19

Turn the motor head
or remove it
A
5 m
0 ,2
a x
Im
W
2 2
H z
5 0
V
3 0 3 0
I- 2
P N
1 0
P N
Open the stop valve
W
2 2
H z
5 0
V
3 0 3 0
I- 2 P N
1 0
P N
1
To connect
Installation and operating instructions Wilo-Star-Z 15
3. Release the cap nut - unscrew it completely if
necessary.
seal.Replace damaged seals.
4. Turn the motor head so that the cable screw
connection points downwards.
A
5 m
0 ,2
a x
Im
W
2 2
H z can penetrate and destroy the pump.
5 0
V
3 0 3 0
I- 2
P N
1 0
P N
5. Tighten the cap nut again.
6. Turn slot (1) with a screwdriver so that it is
parallel to the direction of flow (only in the
case of the Star-Z 15 C, Star-Z 15 A and
Star-Z 15 APress versions).
A
5 m
0 ,2
a x
Im
across the direction of flow.
7. Fit the thermal insulation shell.
8. Connect the pipework.
check valve and non-return valve, these are
already pre-assembled with a tightening torque
of 15 Nm (hand-tight). If the tightening torque
is too high, this will destroy the valve screw con-
nection and the O-ring.
When installing the valve, use a wrench to pre-
vent it from turning!
In the case of the Star-Z 15 APress version, only
use Viega pressure clamps. Other pressure
clamps would destroy the pump.
Caution: Do not damage the housing
Caution: If the position is wrong, water
NOTE: To close, turn the slot so that it is
Caution: In the case of the versions with
Installation
19