Steering; Electrical System; Axles; I-Beam Front Axle - PREVOST H3-45 2023 Operator's Manual

STEERING

ZF 8098 integral hydraulic assisted steering gear
Hydraulic pump gear driven from engine .
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ZF Servocomtronic variable ratio and
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variable assistance in function of vehicle
speed available.
Hydraulic reservoir and dipstick accessible
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from engine compartment.
System pressure: 2175 psi (150 bars).
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Steering wheel diameter 18". Tilt steering
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wheel and telescopic steering column;
pneumatically locked with foot- operated
switch for adjustment.
Number of turns: 5¾.
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Outside turning radius: see Dimensions and
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Weight table.

ELECTRICAL SYSTEM

24-volt, negative ground;
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12-volt exterior lighting;
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Three 24 volts, 150 amp, self-regulated, belt-
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driven, air-cooled HD 10 Bosch alternators;
Four 12 Volts, group 31 AGM type batteries
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connected in series/parallel. Each one has a
reserve capacity of 200 minutes and a cold
cranking capacity of 800 amps.
100 amp battery equalizer.
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AXLES

I-BEAM FRONT AXLE

Dana Spicer model S84U with forged "I"
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beam
Reverse Elliot type
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FRONT AXLE - INDEPENDENT FRONT
SUSPENSION ( IFS)

DRIVE AXLE

TAG AXLE
PA-1652 Operator's Manual H3-45 Coach
Technical Information 9-13
Unitized wheel bearings (maintenance free)
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Factory pre-adjusted caster
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Prevost independent front suspension with
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calibrated air springs for improved comfort
19 000 lbs capacity (loading limit could be
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less depending on the wheel and tire
selection)
Wide apart double V -arm design mounted
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on ball joints with torque link
Double sealed taper roller bearings bell
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crank and idler steering arm
Unitized wheel bearing (maintenance- free
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bearing)
Factory pre-adjusted caster
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Meritor model RC23-165 full banjo type dual
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tire drive
Meritor RC23-165 with Allison transmission
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ratio: 3.91 (standard), 3.58 & 4.10 (optional)
Meritor RC23- 165 with I- Shift transmission
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ratio: 2.50
Oil lubricated wheel bearings on Meritor
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RC23-165
Factory pre-adjusted caster
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Prevost hollow square beam
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FAG Unitized wheel bearings (maintenance
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free)