3.
Insert the check valve if one is not installed.
4.
Refer to the arrows on the pump housing indicating the
direction of the liquid flow through the pump.
5.
Install the pump with horizontal motor shaft.
Remember to use the two isolation valves included with
the pump.
The pump must be installed with the proper direction of
flow.
TM072178
Check valve installation
TM072176
Installation positions
4.4.2 Changing the power head position
CAUTION
Hot surface
Minor or moderate personal injury
‐
Position the pump so that persons cannot accidentally
come into contact with hot surfaces.
WARNING
Electric shock
Death or serious personal injury
‐
Switch off the power supply before you start any work
on the product. Make sure that the power supply
cannot be switched on accidentally.
WARNING
Pressurized system
Death or serious personal injury
‐
Before dismantling the pump, drain the system or close
the isolating valve on either side of the pump before
you remove the screws. The pumped liquid may be
scalding hot and under high pressure.
If you change the position of the pump head, fill the
system with the liquid to be pumped or open the isolating
valves.
•
Any change to the power head orientation should be made
before filling the system with liquid.
•
You can turn the pump head in steps of 90°. See figure for
permissible positions.
•
Only use orientations C and D for CSA, enclosure type 2.
Proceed with changing the power head position as follows:
1.
If liquid is present, drain the liquid from the pump or isolate the
liquid from the pump.
2.
Remove the four socket head cap screws.
3.
Turn the pump head to the desired position.
4.
Cross-tighten the screws to: 7 ft-lbs torque.
TM077508
Removing the four socket head cap screws on the pump head
A
B
C
D
TM077633
Pump head positions
4.4.3 Installing the temperature sensor
Use thermal compound (heat-conducting grease) between
the temperature sensor and the pipe system. Thermal
compound is not included.
Use only one temperature sensor per system.
Follow the steps below to install the temperature sensor:
1.
Remove the lid of the temperature sensor case.
2.
Remove the pull-tab from the end of the AA lithium battery in
the sensor case. The temperature sensor will start up.
6
English (US)
