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Metering Pumps
Operating and Maintenance Instructions
www.empirepumps.com
1. plant to be treated
2. 3/8 "- ½" conical connection
3. injection valve
4. locking ring for pipe connection
5. pump flow tube
6. PTFE tape
Fig. 7 - Connection assembly
Installation Kit
The following is supplied with the pump:
•
4 m of PVC flexible transparent suction tube
•
2 m semi-rigid polyethylene opaque delivery hose
•
n. 1 3/8 "- ½" BSP injection valve
•
n. 1 bottom filter
•
n. 1 set of instructions
Priming Function
In order to facilitate the priming the pump is equipped with PRIMING function. It’s r
ecommended to open the
bleed air by-pass on pump head (for pumps with it) during priming. The air bleed nipple must always be
connected with the return hose to the suction tank.
The activation of this function can occur at any operating menu in the following way:
•
Press and hold START/STOP button
•
After about 3 seconds the pump starts delivering injections at the priming frequency of 150 imp/min, as
long as the operator does not release the START / STOP button. When you press the button the following
screen appears on the display:
•
Once you release the button, the pump stops 10 sec. countdown starts. At the end the pump switches
back to the previous operating mode, in stand-by condition. Pressing the START / STOP button the pump
goes in running mode.