58 5.2.4 Connecting Return Adapter; 59 5.2.5 Connecting Hose Line For Return Quantity - Bosch CRI/CRIN 848H Manual Original

en 76 | CRI/CRIN 848H | Preparing for testing
6. Seal unused high-pressure outlets with sealing cone
(Fig. 47, item 2) and union nuts (Fig. 47, item 1).
Tightening torque : 25 – 30 Nm
1
25 - 30 Nm
2
Fig. 47: Plug for high-pressure outlet
5.2.4 Connecting return adapter
¶
Insert return adapter (Fig. 48, item 2) into injector
return and secure in place using retaining ring
(Fig. 48, item 1).
2
1
Fig. 48: Injector with return adapter
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5.2.5 Connecting hose line for return quantity and
injection quantity
!
Pay attention to correct assignment of the measure-
ment channels when connecting the return quantity
and injected quantity hoses. A false assignment can
lead to wrong measurements and thus faulty assess-
ment of the injectors.
i
The following connection diagram for the EPS 708
(Fig. 49) or the EPS 815 (Fig. 50) is based on injec-
tor "A" by way of example. The connection of addi-
tional injectors (B, C, D, E and F) is identical.
¶
Connect the injector to the EPS 708 or EPS 815.
6
5
4
3
2
458847-19_Pal
Fig. 49: Connection diagram for passenger vehicle injectors on
EPS 708 (without high-pressure connection)
1 Hose line for injection quantity
2 Injection chamber
3 Injector
4 Hose line for return quantity
5 EPS 708 injected quantity connection CRI/CRI piezo
6 EPS 708 return quantity connection CRI/CRI piezo
Included in scope of delivery of EPS 708.
1)
1 2
A B
1
1)
Robert Bosch GmbH