Bosch EPS 708 - Replacing the Oil Metering Unit for the Lubricating Oil Supply

1 689 975 233 2018-05-08| Robert Bosch GmbH
68 | EPS 708 | Repairen
4. Connect the frequency converter is shown below:
L/mm From
Device/terminal
To
Device/terminal
Color mm²
1100
*)
K8/2 A13/L1 BK 2.5
1100
*)
K8/4 A13/L2 BK 2.5
1100
*)
K8/6 A13/L3 BK 2.5
*)
The size of the cable end ferrules differ. Note the installation
position.
! If cables U/T1, V/T2 and W/T3 are attached at the
wrong points, the three-phase motor will run in-
correctly, and the pump will accumulate little to no
pressure.
5. Attach connecting cable 1 684 465 810 of the three-
phase motor M11 to the power terminals of the
frequency converter A13 as follows:
$ Wire 1 to terminal U
$ Wire 2 to terminal V
$ Wire 3 to terminal W
6. Perform safety checks in accordance with national
legislation (e.g. DIN VDE 0701-0702 in Germany).
7. Attach all of the covers to the EPS 708.
6.32 Replacing the oil metering unit for
the lubricating oil supply
i Get ready a cloth and a container for catching and
disposing of lubricating oil.
i In the event of a warranty claim, return the faulty
lubricating oil supply in its original packaging. The
packaging of the replacement part may be used.
Make sure that the lubricating oil supply is properly
secured in the packaging.
458863-47_Ri
12 34
Fig. 128: Lubricating oil supply
1 Oil metering unit
2 Three-phase motor M11
3 Pressure and temperature sensor B19
4 Oil filter
6.32.1 Removing the lubricating oil supply
1. Remove the cover of the terminal box of the three-
phase motor.
2. Disconnect the cable of the three-phase motor.
45
8
863-48_Ri
M8 x 16
Fig. 129: Removing the lubricating oil supply