PREVOST H3-45 - Tag Axle; Alignment Specifications; Cooling System

9-16 Technical Information
PA-1628Operator's ManualH3-45 COACH
4 Shock absorbers;
3 Radius rods;
1 Panhard rod;
2 Height control valves;
1 Anti-roll bar;
TAG AXLE
2 Bellows;
2 Shock absorbers;
3 Radius rods;
1 Panhard rod;
ALIGNMENT SPECIFICATIONS
Use static wheel alignment systems which work
with angle measurements only, such as Josam or
Hunter systems. Static alignment specifications are
listed in the following tables:
FRONT I-BEAM AXLE
Minimum
value
Nominal
value
Maximum
value
Right
camber
-0.25° 0.125° 0.375°
Left
camber
-0.25° 0.125° 0.375°
Right
caster
2.0° 2.75° 3.5°
Left caster 2.0° 2.75° 3.5°
Total toe 0.04° 0.06° 0.08°
DRIVE AXLE - MERITOR
Minimum
value
Nominal
value
Maximum
value
Thrust
angle
±0.11°
Total toe
0.18°
toe-in
0°
0.18°
toe-out
DRIVE AXLE - ZF A132
Minimum
value
Nominal
value
Maximum
value
Thrust
angle
±0.11°
Total toe
0.15°
toe-in
0°
0.15°
toe-out
TAG AXLE
Minimum
value
Nominal
value
Maximum
value
Thrust
angle*
-0.02° 0 0.02°
Total toe
0.08°
toe-in
0°
0.02°
toe-out
(*) Use the drive axle as reference
COOLING SYSTEM
l Extra capacity, Aluminum radiator and
aluminum charge air cooler arranged side by
side.
l 24V ECU speed controlled electrical cooling
fans, total of eight, six over radiator side and
two on charge air cooler.
l Rubber insulated from the body.
l Expansion tank above radiator and remote
mounted.
l System pressure 15 psi.
l Radiator fans: pusher type, 6 high power 24
Volts electrical fans, 12 inches diameter.
l Coolant: -Volvo engine: ELC (Extended life
coolant), color red, with No-SCA filter.
l CAC fans: pusher type, 2 high power 24 Volts
electrical fans, 12 inches diameter.
l Thermostat: 82 / 92 °C (180 / 198 °F) –
(cracking / fully open).
l Full system capacity 26.2 US gal (99 l).
l Coolant filter.