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8
165
166
167
168
SETTINGS
Settings
1 - ldling speed setting in no-load conditions (standard)
After filling with oil and fuel, start the engine and let it warm up for 10
minutes. Adjust idling speed at 800 ÷ 900 r.p.m. by turning setscrew
1
; then tighten lock nut.
Stop setting
Remove fuel feeding pump and cover.
1)
Loosen both bolts fixing plate
A
.
2)
Push injection pump
B
control rod to the right and keep it in this
position.
3)
Push plate
A
to the right until it touches rod
B
and stop.
4)
Release rod
B
and push plate
A
to the right so that rod
B
has a
stroke of 1 mm.
Tighten both bolts.
Note
: Under these conditions no damage can be caused to the injec-
tion pump rack rod stops by sudden impacts due to the availa-
ble control solenoids.
Injection pump delivery setting
This setting should be performed at the torque dynamometer.
lf not, setting is only approximate.
The following steps are required:
Loosen delivery limiting device
C
by 5 turns.
Bring engine to full speed in no-load conditions i.e. 3200 r.p.m..
Tighten limiting device until the engine shows a drop in r.p.m.. Un-
screw limiting device
C
by 1½ turn. Tighten lock nut.
Note
: lf the engine, under full load, generates too much smoke tighten
C
; if no smoke is observed at the exhaust and the engine can-
not reach its full power unscrew
C
.
2 - Full speed setting in no-load conditions (standard)
After setting idle speed turn screw
2
and set full speed in no-load con-
ditions at 3200 r.p.m.; then tighten lock nut.
Note
: When the engine reaches the pre-set power full speed stabili-
zes at 3000 r.p.m.
KD Workshop Manual_cod. ED0053029350_
1° ed
_ rev.
00
Содержание KD 626/3
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