Technical Information 9-13
PA-1652 Operator's Manual H3-45 Coach
STEERING
ZF 8098 integral hydraulic assisted steering gear
l Hydraulic pump gear driven from engine .
l
ZF Servocomtronic variable ratio and
variable assistance in function of vehicle
speed available.
l Hydraulic reservoir and dipstick accessible
from engine compartment.
l System pressure: 2175 psi (150 bars).
l Steering wheel diameter 18". Tilt steering
wheel and telescopic steering column;
pneumatically locked with foot- operated
switch for adjustment.
l Number of turns: 5¾.
l Outside turning radius: see Dimensions and
Weight table.
ELECTRICAL SYSTEM
l 24-volt, negative ground;
l 12-volt exterior lighting;
l Three 24 volts, 150 amp, self-regulated, belt-
driven, air-cooled HD 10 Bosch alternators;
l Four 12 Volts, group 31 AGM type batteries
connected in series/parallel. Each one has a
reserve capacity of 200 minutes and a cold
cranking capacity of 800 amps.
l 100 amp battery equalizer.
AXLES
I-BEAM FRONT AXLE
l Dana Spicer model S84U with forged “I”
beam
l Reverse Elliot type
l Unitized wheel bearings (maintenance free)
l Factory pre-adjusted caster
FRONT AXLE - INDEPENDENT FRONT
SUSPENSION (IFS)
l Prevost independent front suspension with
calibrated air springs for improved comfort
l 19 000 lbs capacity (loading limit could be
less depending on the wheel and tire
selection)
l Wide apart double V -arm design mounted
on ball joints with torque link
l Double sealed taper roller bearings bell
crank and idler steering arm
l Unitized wheel bearing (maintenance- free
bearing)
l Factory pre-adjusted caster
DRIVE AXLE
l Meritor model RC23-165 full banjo type dual
tire drive
l Meritor RC23-165 with Allison transmission
ratio: 3.91 (standard), 3.58 & 4.10 (optional)
l Meritor RC23-165 with I-Shift transmission
ratio: 2.50
l Oil lubricated wheel bearings on Meritor
RC23-165
l Factory pre-adjusted caster
TAG AXLE
l Prevost hollow square beam
l FAG Unitized wheel bearings (maintenance
free)
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