- 63 -
KD 625-2 Workshop Manual_cod. ED0053029380_1° ed_ rev. 00
6
4
140
141
*
*
*
2/526DK
0003 °1±°62
49.4°42
43.5°52
67.5°62
12.6°72
2/526DK
APE
0003 °1±°71
69.1°51
22.2°61
15.2°71
18.2°81
2/526DK
RNEC
0003 °1±°81
15.2°71
18.2°81
21.3°91
Fuel system
Engine
type
Piston lowering value
(mm)
Advance de-
grees
R.p.m.
Injection advance adjustment
If the values indicated in the table do not correspond to the detected
ones, follow the operations as written below:
1)
Delayed Injection Advance: remove the shims under the pump un-
til the detected value corresponds to the one indicated in the Table
“Conversion for establishing advance”
2) Advanced Injection Advance: add shims under the pump until
the detected value corresponds to the one indicated in the Table
“Conversion for establishing advance”.
Note: By removing or adding a 0.1 mm shim under the pump, it is
possible to advance or delay the injection by about 1°.
Table “Conversion for establishing advance”
* Check values.
13 Turn the ywheel slowly and clockwise. Stop turning as soon as
you notice that the fuel is moving inside tester 4.
14
Move lever 1 again so as to lower the valve and bring it again in
contact with the piston.
15
Measure the piston lowering value and bring it again in contact
with the piston.
16
Convert the registered value from millimetres to degrees (see Ta-
ble "Conversion for establishing advance").