engine VOLVO 700 1982 Service User Guide

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70019401960 Specifications
Section
2 B 19, B 23 Engines
P iston rings
129521
Clearance In piston groove
Clearance in piston groove
819 E, 819 ET, 823 E .................................. mm
(in)
823ET, 823FT .............. .......................... mm
(in)
Ring gap (see above)
819E, 819ET, 823E .................................. mm
(in)
823ET, 823FT ................ .......... .............. mm
Gudgeon (Piston ) pins
Fit, in connecting rod. . . . . .. Light thumb pressure
(close running fit)
in piston. . . . . . . . . . . . . .. Thumb pressure (push fit)
Valves
Valve clearance
Inlet
and exhaust valves
(in)
cold engine ............................................ mm
(in) warm engine ........................................... mm
(in)
Adjusting shim, thickness .................................. mm
(in)
Valves
Upper
Camp.
rings
0.040-0 .072
(0. 0016-0.0028)
0.060-0 .092
(0.0024-0.0036)
0 .35-0.65
(0.0014 -0 .0026)
0.40-0 .
65
(0.0158-0.0256)
Checking
0.30-0.40
(0.012-0.Q16)
0.35-0.45
(0.014-0.018)
3 .
30-4.50
Ring gap 129 520
Lower Oil scraper
Camp.
rings rings
0.040-0.072 0.030-0.062
(0.0016 -0 .0028) (0.0012 -0.0024)
0.040-0.072 0.030-0.065
(0.0016-0.0028) (0.0018-0.0026)
0.35-0.55 0.25-0.60
(0.0014-0.0022) (0.0010-0.0024)
0.40-0.65 0.30-0.60
(0.0016-0.0256) (0.0118-0.0236)
'Adjusting
0.35-0.40
(0. 014-0 .016)
0.40-0.45
(0. 016-0.018)
(0.1300-0 .1773)
in increments of
0.05 (0.002)
IMPORTANT: Valves are stellite-flashed and must not be machined . They may only be ground in against seat. IMPORTANT! Scrapping valves. Exhaust valves in turbo en­gines are sodium filled and must not be mixed with ordinary
scrap iron without first removing the sodium.
Min: 7,935
Inlet valve
44,5°
44,5 °
Min: 7,945
144027
Exhaust valve turbo engines (8 19 ET, 823 ET/FT)
Exhaust valve E-engines (8 19 E, 823 E)
17
III' III III
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III ,111 III ·111 III

70019401960 Specifications
Section 2 B 19, B 23 Engines
Valve seat
Inlet
Valve guides
Exhaust
D+O,17mm
~\ i~
133646 113945
When replacing valve seats the interference between the seat
and its bore should be 0.17 mm (0.0067 in) i. e . valve seat dia­meter should be 0.17 mm greater than the diameter of bore in cylinder head.
Inner diameter ........... . ..... ...... ....... ............. mm
Inlet valve
8.000-8.022 mm
(0.3152-0.3161 )
15.4-15.6
(0.6068-0.6146)
Exhaust valve
8.000-8. 022
(0.3152-0.3161 )
17 .
9-18.1
(0.7053-0.7131 )
(in)
Height above upper face of cylinder head ................... mm
(in)
Clearance , valve stem-guide (measured with new valve) ,
new .......... . ...................................... . mm
(in)
max .
................. ................ . ~ .. ,,~ ....... "" ....... mm
(in)
Valve guides are available in three oversizes, marked
with grooves .
0.030-0.060
(0.0012-0.0021
)
0 .15
(0.0059)
Marking
0.060-0.090
(0.0024-0.0035)
0.15
(0.0059)
Reamer for seat
Standard
No groove
V alv e springs mm (in)
~
I. 032,5 . 1
rn~
Typ e 1
113946
wu , .. 025,9 1 I •
..g======'lb
Type 2 135065
Adjusting shim s mm (in)
Oversize 1
1 groove 5161
Oversize 2 2 grooves 5162
Oversize 3 3 grooves 5163
NOTE! The force used when pressing in valve guides must be at least 9000 N (1980 Ib). If the pressing force used is lower
then the recess for the guide must be reamed out to the near­est oversize and a guide of the corresponding size pressed in.
B 19 E, B 23 E, B 23 ET
B 19 ET, B 23 FT
Type 1 Type 2
Length Load
Le
ngth Load
mm (in)
N (Ib) mm (in)
N (Ib)
45.0 0 45.5 0
(1.77)
(1.79)
38.0
280-320 38.0 280-320 (1.50) (62-70)
(1.50) (62-70)
27 .0
710-790 27 .5 702-782
(1.06)
(156-174)
(1.08) (154-172)
Thickness.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 .30-4.50 (in increments of 0.05) (0. 1300-0.1773) (in increments of 0.0020)
18

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70019401960 Specifications
Section 2 B 19, B 23 Engines
Timin g gears
Camshaft Letter stamped on
end ot camshaft
Engine type Camshaft
Check valves (cold engine)
Marking Max
lift height mm (in) Valve clearance
No.1 intake
valve mm (in)
B
19E A 10.5 (0.4137) 0.7 (0.0276)
B19ET T 9.9 (0.3901)
0.7 (0.0276)
B23E A 10.5 (0.4137) 0.7 (0.0276)
B23ET B 10.6 (0.4176) 0.7 (0.0276)
B23FT T 9.9 (0.3901)
0.7 (0.0276)
Radial clearance
............................................ 0.030-0 .071
max... . .... ... ............................... 0.15
Axial clearance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.1-0.4
Int ermed iate shaft
Intake valve should
open at
13° B.T.D.C
4° B.T.D.C
13° B.TD.C
19° B.TD.C
4° B.iD.C
(0.0012-0 .0028)
(0.0012-0.0028)
(0.0344-0.0158)
Radial clearance.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.020-0.075 (0.0008-0.0030)
Axial clearance .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.20-0.46 (0.0079-0.0181)
Crankshaft assembly
Crankshaft
Max out-ot-true .............................. mm (in)
Axial clearance, max ......................... mm (in)
Radial clearance (main bearings) .............. mm (in)
Connecting
rod bearings,
axial clearance ............................. mm (in)
radial clearance ............................ mm (in)
Main bearing journals
Out-oft-round, max ........................... mm (in)
Taper, max
.................................. mm (in)
Diameter, Standard .
.......................... mm (in)
undersize 1
........................ mm (in)
2 .
................ ....... mm (in)
Connecting rod bear ing journ als
Out-ot- round max ............................ mm (in)
Taper, max
.................................. mm (in)
Diameter, standard
........................... mm (in)
undersize 1
........................ mm (in)
2 ........................ mm (in)
Connecting rods
0.05 (0.0020)
0.25 (0.098)
0 :028-0.083 (0.0011-0.0033)
0.15-0.35 (0.0059-0.0138)
0 .024-0.070 (0.0009-0.0028)
0.07 (0.0028)
0.05 (0.0020)
63.451-63.464 (2.5000-2.5005)
63.197-63.210 (2.4900-2.4905)
62.943-62.956 (2.4800-2.4805)
0.05 (0.020)
0.05 (0.020)
53.987-54.000
(2.1271-2.1276)
53.733-53.746 (2.1171-2.1176)
53.479-53.492
(2.1071-2.1076)
Axial clearance
at crankshaft .................. mm (in) 0.15-0.35 (0.0059-0.0138)
Max weight deviation between connecting rods
in same engine 10 gms
Flywheel
Axial throw, max ............................. mm (in) 0.02 mm/100 mm
(0.0008/3.94 in diameter)
Taper
Out-of-round
19
1111 :111
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·111 III
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~J

70019401960 Specifications
Section 2 B
19, B 23 Engines
Tightening torques
Apply to oiled nuts and bolts.
Oegreased (washed) parts must be oiled prior to assembly.
Main bearings ....................... ' ....................... .
Connecting rod bearings,
old bolts ............................ .
new
bolts ......... .................. .
Flywheel (use new bolts) ..................................... .
Spark
plugs (unoiled) .............. ; ......................... .
Camshaft sprocket
............... ........................... .
Intermediate shaft sprocket ................................. .. .
Camshaft bearing caps .
............................ ......... .
Crankshaft center
bolt ....................................... .
Cylinder head , tighten in stages:
134266
Bolts should be replaced if center section shows signs of ex­tension. Do not re-use bolts more than 5 times . If in doubt, fit
new bolts.
Nm
110
63
70
70
25±5
50
50 20
165
1 = 20 Nm (14 ft Ib)
2 = 60 Nm (43 ft Ib)
ft Ib
80
46
51
51
18±3.5
36
36 15
120
3 = Angle-tighten 900 in one motion
'7--3---­
o 0
000
8-4-2-
--9
o
115326
Tightening sequence for cylinder head bolts
Group 22 Lubricating system
General
Oil capacity and quality, see page 12.
Oil pressure at 33 rls (2,000 r/min) with warm engine
and new
oil filter ...... .............................. MPa (psi) 0.25-0.60 (35-85)
Oil pump
Axial clearance .................. ..................... mm (in)
Radial clearance (excluding bearing clearance) .......... mm (in)
Backlash (excluding bearing clearance) ................. mm (in)
Bearing clearance, drive shaft
.......................... mm (in)
idling shaft ..... ........... .......... mm (in)
Relief valve spring length under different loads
~~~ 115083
20
Lengths
39.2 mm (1.5445 in)
26.25 mm (1.0343) in)
21.0 mm (0.8274 in)
0.02-0.12
0.02-0.09
0.15-0.35
0.032-0.070
0.014-0.043
Load
o
(0.0008-0 .0047)
(0.0008-0.0035)
(0.0059-0.0138)
(0.0013-0. 028)
(0.0006-0.0017)
46-54 N (10.1-11.9 Ib)
62 -78 N (13.6-17.2 Ib)
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70019401960 Specifications
Section 2 B 19, B 23 Engines
Group 23 Fuel system
CO-content , idle speed
• Selector lever must be in position P (and handbrake applied) when checking/adjusting CO or
idle speed
• CO should be checked/adjusted when engine is warm and idling
• CO
content outside check values shown below = adjust to specified setting value
• CO
content within check values need not be adjusted provided engine is operating satisfactorily
Engine Rem ar ks CO co ntent Id le spee d
type r/s (r/m in)
CO m ete r % Volv o
Adjusting Mono tes te r
(checking)
8 19E 1.0 (0.5-2.0) -15 .0 (900)
819ET 2.0 (1.0--3.0) -15.0 (900)
823E 1.0 (0.5-2.0) 1 -15 .0 (900)
823ET 1.5 (1.0--2 .5) -14.2 (850)
823FT USA + Canada 0.6 (0.4-0
.8f 20--70°3 12.5 (75W
Japan 0.6
(0.4-0.8)2 20--70°3 15.0 (900)
I) Pulsai r system disconnected and plugged. 2) Lambda-sond disconnected. 3) Lambda -sond connected . 4) AC switched off. Engine speed increases to 15.0 rls (900 r/min) when AC is reconnected.
Page CI system (819 ElE T, 823 E ). . . . . . . . . . . . . . . . . .. 22
Motronic
(823 ET) ... ......................... 25
LH -Jetronic
(823 FT) . . . . . . . . . . . . . . . . . . . . . . . . .. 28
. ~
135528
21
III IN III
III III
III III
III
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700/919!~o,(}).spe(jifiJjations
Section 2 819, 823 Engines
CI system (B 19 E, B 19 El, B 23 E)
Pressures B19ET
Line pressure ....................................... kPa (psi)
B19E, B23 E
450-530 (64-75)
150-240 (21-34)
520-580 (74-82)
240-320 (34-46) Rest pressure ................................ ....... kPa (psi)
Control pressure
warm engine ...................................... kPa (psi)
345-375 (49-53)
345-375 (49-53)
295-325 (42-46)
warm engine and charge pressure of
45 kPa (6.4 psi) ................................... kPa (psi)
cold engine (see diagram)
Control pressure regulator
0438140 ...
Injector s
22
"" ' n
0437502 ... 132945
2.5 250
2.0 200
1 .5 150
1.0 100
0.5 50
o 10 20 30 40 50 60 70 80 D C 32 50 68 66 104 122 140 158 176 e F 132943·2
Type of control pressure regulator fitted to vehicles de­
pends
on engine type. Identification number (last three
digits
of part number) is stamped on top of regulator .
Bosch number
B 19 E,
B23E ...... 004
B19ET ............ 117
Volvo PIN
463971-2
1 336
077-1
Resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 20-30 (1
Type of injector fitted to engine depends on engine type.
Identification number (last three digits of part number) is
stamped on side of injector .
Bosc h number
B 19 E,
B23E ...... 015
B 19 ET ............ 020 Volvo
PIN
1
276037-7
1 306499-9
Opening pressure
......... kPa (psi) 350-410 (50-58)
No leakage permissible
below
.............. ...... kPa (psi) 290 (41)

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Start injector
0280170 ...
134 264
70019401960 Specifications
Section 2 B1!9,:'B~3 Engines
Type of start injector fitted to vehicle depends on engine
type. Identification number (last three digits of part number)
is stamped on side of injector .
Injection time is controlled by thermal timer
B
19 ET: injection time is also controlled via an impulse
relay which causes extra
fuel to be injected during warm
stqrts.
Impulse
relay engages injector after approx. 1.5 secs.,
after which : injection 0 .1 secs . - pause 0.3 secs. -injection
0.1 secs . -pause 0.3 secs . - etc etc.
Start injector Bosch No ...................................... .
819E, 823 E
. . . 413 819ET
... 415
Volvo PIN ...................................... .
1 276498-1
85 cm3/min
1 269585-4
135 cm3/min Injected quantity ................................ .
Therma l time switch
134738
Cut-out temperature and engagement time are stamped on
side of switch.
Auxiliary air valve
0280140 ...
134740
Sec EEHEEEHEEEl33=EEEEEEEEEEEEE
2 __ _
-
20 -10 0 10 20 30°C - 4 14 32 50 68 86 O F 134739
Engagement time at different temperatures
Tolerance, time. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ..2 secs temperature. . . . . . . . . . . . . . . . . . . . . . .. .. 4 °C (7.2°F)
Type of auxiliary air valve fitted to engine depends on en­
gine type.
Identification number (last three digits
of part number) is
stamped on side of valve.
Automatic
Bosch number. .. . . . 114
Volvo PIN ....... 1 346477-1
Manual
... 106
1 346476-3
Resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 40-60 (1
Fully open at. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. -30°C
Fully
closed at . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. + 70°C
Auxiliary air valve is controlled electrically and should be
fully closed after 5 minutes driving at 20°C (68°F) ambient
temperature.
23
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70019401960 Specifications
Section 2 B 19, B 23 Engines
Air-f low sensor
Metering disc rest position
Fuel pump
& 0580254 ...
138069
Pump capacity at line pressure of 500 kPa (71 psi), Carry
01
gine, fw
Bose
Volvi
+ 20°
C and 12 V ......................................... .
11 V ........ .......... .................... ... .
10V ......................................... .
Current consumption
at line pressure of 500 kPa (71 psi)
+20°C and 12V ........................................ .
Tank pump
24

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70019401960 Specifications
Section 2 B 19, B 23 Engines
Motronic (B 23 ET)
Control unit
0261200 ... 137 662
Air flow meter
Line pressure, pressure regulator
Injector
0280160 ... 135789
0280150 ... 135790
Bosch number . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 012
Volvo
PIN .................. ............. 1 317 025-3
Bosch number. . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 035
Volvo PIN ............................... 1 306 967-9
Resistance:
• between terminals 6 & 22 of temperature sensor:
at -1Ooe (14°F) .................. 8260-105600
+20oe (68°F) .................... 2280-27200
+50oe (122 °F) . . . . . . . . . . . . . . . . . . . . .. 760-910 0
• between terminals 6 & 9 . . . . . . . . . . . . .. 500-1 100 0
• between terminals 6 & 7 . . . . . . . . . . . . . . . . . . 8-200 0
Bosch number . .. .. .. . . . . .. . .. . .. .. ... . .. . .. 213
Volvo PIN ............................... 1 306 965-3
Line pressure
(fuel pressure above intake
manifold pressure) ................. 300 kPa (42 psi)
Bosch number . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.. 355
Volvo PIN ............................... 1 306 966-1
Injected quantity at a line pressure of
300 kPa (42 psi) . . . . . . . . . . . . . . . . . . . . .. 300 cm3/min
25
1111 III III' III
III ,III
III
,III III

70019401960 Specifications
Section
2 B 19 , B 23 Engines
Start injector
0280170 ...
134 264
Thermal time switch
Cut-out temp Injection time
134738
Auxilary air'valve
0280140 ... 134740
Coolant temperature sensor
0280130 ... 135791
Bosch number. . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 026
Volvo PIN ............................... 1 332 396-9
Resistance at:
-1Ooe (- 14 °F) ................... 8260-105600
+20oe (68 °F) ...................... 2280-27200
+80oe (175 °F) ................ ........ 290 -364 0
26
Bosch number ............ .
Volvo PIN ................. .
Injected quantity ........... .
Injection time controlled by t~
Sec J+:q:::q:::q:::q:::m
8 i-+-'f-+-I-H-+++++
6 I-+-H-H"-H-H-H
4 f-+-IH--t-++++++
-20 -4 -10 14
Injection timl
Tolerance, time ....... .
temperature.
Bosch number .....
Volvo PIN, early typ
late type
Resistance ...... .
Fully open at ... .
Fully closed at .. .
The
auxiliary air v
be fully closed afl
bient temperaturf
-2