Maintenance of Major Components
- 124 -
6) PU222TI engine
(1) Injection pump
: 65.11101-7319 (0 401 890 979E BOSCH)
– Model
: PE12P120A520LS7972 (0 412 620 869)
– Governor
: RQV250…900PA1434
– Plunger & barrel
: 2 418 455 545
– Delivery valve
: 2 418 559 045
– Feed pump
: FP/KD22P78-1 (0 440 008 090)
FP/KD22P78-2 (0 440 008 152)
– Prestroke
: 4.08
±
0.05 mm
(2) Nozzle holder assembly : 65.10101-7053 (0 432 131 669)
(3) Nozzle
: 65.10102-6070 (0 433 171 169)
(4) Injection pipe
: 65.10301-6113, 65.10301-6114A
(5) Injection order
: 1 – 12 – 5 – 8 – 3 – 10 – 6 – 7 – 2 – 11 – 4 – 9
(A) Test condition for
injection pump
Nozzle & Holder Ass’y
1 688 901 019
Opening pressure : 212.6 bar
Injection pipe(OD ,ID ,L)
1 680 750 075
8.0 x 3.0 – 1,000 mm
Test oil
ISO4113
Temperature :40
±
2 °C
(B) Engine standard parts
Nozzle & holder Ass’y
65.10101-7053
Nozzle (5 x 0.418)
0 432 131 669
Spec. : 285.5 bar
Injection pipe (OD, ID, L)
6 x 2 – 750 mm
Rack diagram and setting valve at each point
Refer to (3) Rack
Diagram
Check
Point
Rack
position
(mm)
Pump
Speed
(rpm)
Injection Q’ty on RIG
(mm
3
/ 1,000st)
Press.
(mmHg)
(A) Test condition
for inj. Pump
(B) Engine
standard parts
V1
12.00
±
0.05
1,050
266.0
±
3.0
Max. power
1,500
V2
12.00
±
0.10
800
266.0
±
3.0
–
1,500
VS
8.96
±
0.20
500
159.8
±
1.0
–
0
LQ
6.15
±
0.20
350
53.7
±
15.0
Only 2/3/4/8
0
A3
7.10
±
0.50
1,150
109.4
±
15.0
Only 2/3/4/8
0
ST
with Cap
100
127.5
±
10.0
Only 2/3/4/8
0
Boost pressure dependent full –load stop (boost compensator spring operation point)
Refer to
(4) Boost pressure
Check
point
Rack
Position
(mm)
Pump
speed
(rpm)
Injection Q’ty on RIG
(mm
3
/ 1,000st)
Press.
(mmHg)
(A) Test condition
for inj. Pump
(B) Engine
standard parts
P1
12.00
±
0.05
500
–
–
1,500
P2
8.96
±
0.05
500
–
–
0
P3
9.25
±
0.10
500
–
–
275
P4
11.20
±
0.05
500
–
–
600
Weight
Weight =630 g
Lever ratio(min/max)
Not fixed
Idle spring
k=14.03 N/mm
Plunger
12
Middle spring
k=57.14 N/mm
Delivery valve retraction volume
90 mm
3
/st
Inner spring
k=21.98 N/mm
Delivery valve opening pressure
–
LDA spring
k=30.5 N/mm
Delivery valve spring
k = 7.2 N/mm
Feed Pump
Double action
Timer
None
Содержание P158LE -III
Страница 160: ...Appendix 157 1 P158LE Generator engine assembly EH5OM013 ...
Страница 161: ...Appendix 158 2 P180LE Generator engine assembly EH5OM014 ...
Страница 162: ...Appendix 159 3 P222LE Generator engine assembly EH5OM015 ...
Страница 163: ...Appendix 160 4 PU158TI Power unit engine assembly EH5OM016 ...
Страница 164: ...Appendix 161 5 PU180TI Power unit engine assembly EH5OM017 ...
Страница 165: ...Appendix 162 6 PU222TI Power unit engine assembly EH5OM018 ...