PREVOST X3-45 2011 - Alignment Specifications; Electrical System; Steering; Suspension

Technical Information
170
STEERING
 ZF 8098 integral hydraulic assisted steering
gear;
 Variable assistance in function of speed is
optional.
 Volvo hydraulic pump gear driven from
engine drive.
 Hydraulic reservoir and dipstick accessible
from engine compartment.
 System pressure: 2175 psi (150 bars).
 Steering wheel diameter 20". Tilt steering
wheel and telescopic steering column;
pneumatically locked with foot operated
switch for adjustment.
 Number of turns: 5¾.
 Outside turning radius: See Dimensions and
Weight.
ELECTRICAL SYSTEM
 24-volt, negative ground;
 12-volt exterior lighting;
 Two 28 volts, 120 amp, self-regulated, belt-
driven, air-cooled HD 10 Bosch alternators;
 Four 12 volt, group 31 format maintenance-
free batteries connected in series/parallel.
Cold cranking capacity is 1900 amps with a
reserve capacity of 195 minutes;
 100 amp battery equalizer.
SUSPENSION
Goodyear rolling lobe type air springs (bellows)
are used throughout.
I-BEAM AXLE FRONT SUSPENSION
(OPTION)
2 Bellows (12
"); for a G.A.W.R. of 16,500 lb;
2 Shock absorbers;
4 Radius rods;
1 Transverse radius rod;
1 Height control valve.
1 sway bar (1¾
" diameter).
INDEPENDENT FRONT SUSPENSION
2 Bellows (12
") for a G.A.W.R. of 16,500 lb;
2 Shock absorbers;
2 Upper A-arms;
2 Lower A-arms;
2 Torque rods;
2 Steering Levers;
1 Height control valve;
1 sway bar (1¾
" diameter).
DRIVE AXLE
4 Bellows (11
");
4 Shock absorbers;
3 Radius rods;
1 Panhard rod;
2 Height control valves.
TAG AXLE
2 Bellows (11
");
2 Shock absorbers;
3 Radius rods;
1 Panhard rod.
ALIGNMENT SPECIFICATIONS
Use wheel alignment systems which work with
angle measurements only, such as Josam or
Hunter systems. Alignment specifications are
listed in the following tables:
I-BEAM AXLE FRONT SUSPENSION
Minimum
value
Nominal
value
Maximum
value
Right camber
(degrees)
-0.250 0.125 0.375
Left camber
(degrees)
-0.250 0.125 0.375
Right caster
(degrees)
2.0 2.75 3.5
Left caster
(degrees)
2.0 2.75 3.5
Total toe-in
(degrees)
0.08 0.13 0.17
FRONT AXLE
(INDEPENDENT SUSPENSION)
Minimum
value
Nominal
value
Maximu
m value
Right camber
(degrees)
0.0 0.150 0.35
Left camber
(degrees)
0.0 0.150 0.35