Motor Assembly; Electric Pump Installation - Pentair SCM 4 PLUS 75/75 Bedienungs- Und Wartungsanleitung

EN
USE AND MAINTENANCE MANUAL
CHAPTER 4
MOTOR ASSEMBLY (SEE FIG. 1)
DANGER - ELECTRIC SHOCK RISK
When installing, please ensure unit is disconnected from electrical supply.
SCM 4 PLUS® pumps are designed to be coupled with 4" motors.
Perform the following operations to guarantee a correct coupling:
• remove the raceway that
protects the cable and the sand-
protection filter
• manually check the rotation of
the motor shaft and the hydraulic
unit
• verify that the coupling and the
coupling axis are clean
CHAPTER 5
ELECTRIC PUMP INSTALLATION (SEE FIG. 2)
DANGER - ELECTRIC SHOCK RISK
When installing, please ensure pump is disconnected from electrical supply. The pumps of this
series are not suitable to be used for swimming pools and the relevant cleaning and servicing
operations.
DANGER - ELECTRIC SHOCK RISK
Never use the electric cable to support the electric pump.
DANGER - ELECTRIC SHOCK RISK
Be careful not to damage the electric cable when lowering it into the well.
DANGER
This type of pump can develop high pressure. If a collection tank or expansion tank 15 is to be installed, it is
advisable to install a pressure limiter valve 16 between the tank and the pump.
DANGER
All of the pipes and installation parts must have a maximum working pressure which is greater or equal to the
maximum pressure of the pump, if this is not possible it is necessary to use a pressure reducer.
WARNING
Protect the electric pump and all pipes from freezing.
WARNING
Pollution of the liquid could occur due to the leakage of lubricants
12
• join the pump body and the
motor, verifying that the electric
cable is correctly positioned next
to grooves on the hydraulic unit
supports
• tighten the nuts on the 4 motor
tie rods, alternatively on the
diagonals
• position the electric cable along
the pump and reassemble the
protection raceway by tightening
the screws to the hydraulic unit
• fix the sand protection filter to
the lower support of the hydraulic
unit body by using the screws
provided for this purpose