EBARA DL3FU Operating Instructions, Installation & Maintenance Manual page 19

EBARA Submersible Sewage Pumps
DL3FU / DL3MFU / DL3KFU / DL3KMFU / DDL3FU / DV3FU/ DML3FU
Operating, Installation, and Maintenance
INSTRUCTION MANUAL
Fig. 13 Change two of Connections for proper rotation and Normal Pump Performance
(2) If the pressure gauge or compound pressure gauge is not installed on the discharge
pipe, if checks of the rotating direction of the pump in the water as described above
cannot be performed, proceed as follows.
Lay the pump on the ground. Turn switch on and off instantaneously and check visually
the rotation direction through the discharge bore of the pump. The rotating direction of
the pump should be clockwise when viewed from top of motor.
CAUTION: SINCE THE STARTING TORQUE ON LARGE PUMPS CAN BE POWERFUL,
!
THE PUMP MUST BE PROPERLY SUPPORTED.
DANGER: DURING CHECKING THE DIRECTION OF ROTATION, DO NOT TOUCH
!
ROTATING PARTS OF THE PUMP. KEEP HANDS, FEET, LIMBS, HAIR AND TOOLS AWAY
FROM ROTATING PARTS TO PREVENT SERIOUS ACCIDENTS.
EBARA
PUMPS AMERICAS CORPORATION
PM32U
www.pumpsebara.com
(t) 803.327.5005 (f) 803.327.5097
(Head)
Total head
(H1 + H2) m
Fig. 12 Pump performance of Normal Rotation VS reverse rotation
L1 L2 L3
L1 L2 L3
Motor
Total head
Shaft output
(Amperage)
L1 L2
L1 L2
Motor
P.18
Solid line : Normal
Broken line : Reversed
Rated output
(Rated amperage)
(Capacity)
L3
L3
19
rev. 01/21