User Manual

D1146T/D1146TI/DE08TS/DE08TIS
Engine specification & injection pump data for excavator
15
Printed in Jan. 2007 PS-MMA0415-E1A
Maintenance of ma
j
or com
p
onents
(4) DE08TIS engine : ECPEA, ECPLA
1) Injection pump assembly : 65.11101-7356A (106675-466B DOOWON)
- Injection pump : KP-PE6P120/721RS3S (106067-180B)
- Governor : KP-EP/RFD200-1400PF57DZR (105407-620B)
- Plunger and barrel : 134151-2300,134100-3000
- Delivery valve : 134110-1420
- Feed pump : KP-FP/K-PS (105207-1540)
- Prestroke : 3.9±0.05mm
- Coupling : 105663-074B
2) Nozzle holder assembly : 65.10101-7088 (Y 430 K02 049 Bosch)
3) Nozzle : 65.10102-6058 (0 433 171 736 Bosch)
4) Injection pipe : 65.10301-6049B
65.10301-6052B
5) Injection order : 1 – 5 – 3 – 6 – 2 – 4
Nozzle & holder ass’y 105780-8140 Opening pressure :175kg/cm
2
Injection pipe(IDxODxL) - φ3.0 x φ8.0 – 600 mm
(A) Test condition
for injection pump
Test oil ISO4113 Temperature : 40 ±5°C
65.10102-6058 Nozzle (8 x φ0.218)
Nozzle & holder ass’y
65.10101-7088 180/280 kg/cm
2
(B) Engine standard parts
Injection pipe(IDxODxL)
65.10301-6049B
65.10301-6052B
φ2.2 x φ6.35 x 650mm
Rack diagram and setting valve at each point : Specification of standard pump(65.11101-7356A)
Injection Q`ty on RIG
(mm
3
/ 1,000st)
Check
Point
Rack
position
(mm)
Pump
speed
(rpm)
(A) Test condition
for inj. pump
(B) Engine
standard parts
Press.
(mmHg)
A R1(11.5) 950 151 ±2.0 Basic
B ≈ 6.5 550 13.0 ±1.5 -
C R1 650 (155) -
D (R1-1.0) 650 (122) -
E
-
100 180 ±10
Fuel injection pump
Plunger φ12 Right hand 30 lead retraction pressure
100mm
3
/st(φ8x2.0mm)
t = 0.09mm
Max. pump speed
(limit plunger bouncing)
1,600 rpm opening pressure 19.6 kgf/cm
2
Holder delivery valve
with damping valve
Orifice diameter φ0.7
Delivery valve
Spring k=0.87 kgf/mm
Governor
Governor weight 740 g Lever ratio (min. speed / max. speed) 1 : 1.2 / 1 : 1.2
Governor spring k=7.2 kgf/mm Idling sub spring k=1.2 kgf/mm
Idling spring k=1.9 kgf/mm Start spring k=0.01 kgf/mm
Boost compensator spring k=0.1 kgf/mm - -
Feed pump
Max. operating pressure 3.0 kgf/cm
2
Piston spring k=0.735 kgf/mm