Daewoo DE12T Manual page 134

12) DE12TIS - (ECILA)
(1) Fuel injection pump
- Fuel injection pump
- Governor
- Timer
- Fuel feed pump
- Coupling
(2) Nozzle holder assembly : 65.10101-7298 (105101-8460 DOOWON)
(3) Nozzle
(4) Fuel injection pipe
(5) Injection order
(A) Test condition for
Fuel injection pump
(B) Engine standard
parts
Rack diagram and setting valve at each point
14 more
NOTCH : 14 NOTCH
Boo. com stroke : 0.8
13.0 + _ 0.1
C
R (12.6)
1
11.3 + _ 0.1
10.2 + _ 0.1
B
6.3 + _ 0.3
6.2
0 250 500
Pump speed(rpm)
Governor weight
Governor spring
Idle sub spring
Start spring
Plunger
Idle spring
MAINTENANCE OF MAJOR COMPONENTS
: 65.11101-7396 (106675-400B DOOWON)
: KP-PE6P120/720RS3S (106067-622A DOOWON)
: KP-EP/RSV200-1300PQ39C311(105407-7590)
: KP-EP/SPG700-1100Z3/R (105681-1910)
: KP-FP/K-PS (105207-1540)
: 105663-0740
: 65.10102-6053 (105025-2240 DOOWON)
: 65.10301-6289
: 1 – 5 – 3 – 6 – 2 – 4
Nozzle & Holder ass'y
Nozzle
Fuel Injection pipe (ID
Test oil
Nozzle & holder ass'y
Fuel Injection pipe (ID
Check
point
+ _ 0.1
mm
Idle sub spring set.
A
A
B
800 (1110) 1210
1140
C
D
740 g
k = 7.2 kgf/mm
k = 1.2 kgf/mm
k = 0.01 kgf/mm
N
12 right hand 22+45 lead
k = 1.9 kgf/mm
105780-8140
105780-0000
OD-L) -
B
ISO4113
65.10102-6053
65.10101-7298
OD-L) 65.10301-6289
B
Injection Q`ty on RIG
Rack Pump
position speed
(mm) (rpm) Test condition for inj. pump
11.7 1,050
~ ~ 6.4
500
R1(12.6) 500
11.5 1,050
Lever ratio(min./max.)
Boost compensator spring
Adapter spring
Retraction pressure 130mm
Delivery
Opening pressure 19.6 kgf/cm
valve
Spring
- 130 -
Opening pressure :175 bar
-
N N
3.0 8.0 - 600 mm
B
L
Temperature :40
N
Nozzle (5 0.29)
B
Opening pressure 1st : 160 kg/cm
2nd : 220 kg/cm
N N
2.2 6 - 650 mm
B
(mm 3 / 1,000st)
L
167 2
L
20 1.5
(195)
(163)
1 : 1.2 / 1 : 1.2
k = 0.51 kgf/mm
k = 6.5 kgf/mm
N
3 /st( 8
k = 0.87 kgf/mm
5 ˚C
2
2
Pressure
(mmHg)
500 or more
-
500 or more
500 or more
2.6mm), t = 0.07
B
2