wheel alignment VOLVO 940 1982 Service Repair Manual

Page 157 of 168

(
70019401960 Specifications
Section
6 Suspension and steering
Section 6 Front end and steering
Group 60 Wheel alignment
(Empty vehicle)
Front wheel alignment
Caster ..................................................... 4.5-5.5°
Cambe r*
... ................................... ........ ..... -0.2 -+0.8 °
• Difference between left and right-hand locks must not exceed o.r.
Toe-in
All variant s*
Angle (2 (X) A-a 8-b C-c
18'±8' 3.2±1
.3 mm 2.3±1.2 mm 2 .1 ±0.9 mm
0 .12±0.05 in 0.0 .9±0.05 in 0.08±0.04 in .-
• In order to simplify workshop routines, the same values apply to all 740/940/960 models from 1982. Older values may still be
found in some manuals and are not incorrect, though now sup­planted by these newer values.
All measurements to be carried out on an empty vehicle. Dimensions are noted at hub height in the form of an angular
measurement a or as the difference in mm between the front and rear edges of the wheels at points A, B or C (the tire tread,
shoulder and wheel rim edge respective ly).
Ball joints
Max axial play with normally loaded front end, 3 mm
(0.12 in)
Max radial play, 0.5 mm (0.02 in).
Wheel alignment, rear wheels
(
Multi -link )
Negative Camber IfJl
'legall. umb .. 113' -1.0
;l
+
a +a ~ -0.
r;-~ -0.6
P--I I­
ii I-i . IT -'. ! . -.1-Un k arm angle (n)
-0
-0
.
Un k a~ angle (a)
-4 -'.-3 "';-2 1 +i +2 + +4 1-
-~~ u ~ 1"'--H---. 1-i-J:-L
_. f-L -\-;-_1_ i-'-1.L?.4 h-
"Lllft~~~~
L.l. f:l+ ~:; +fJ~ .
: I : . : . ill I I I I I m t I " " "! i _ J . ,. . I Positive Camber I~) H 1-1 I I II II ~ t ,I. L LLLu....L1 143 720
Camber
Diagram shows correct Camber (fj) in relation to position of
lower links (a).
Examp le: angle of lower link is +2°, correct Camber is
0 .05 ° (negative Camber). Tolerance = ±0.25°.
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