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GMC ZE06581 1976 Maintenance Manual Supplement page 43

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4-2 REAR SUSPENSION
Figure 1-Air Suspension Control Components
(Typical) (Model ZE06581)
PRESSURE SWITCH
,
Figure 3-TRANSMODE Air Suspension Control Components,
(Typical) (Models ZE06083, ZE06583)
There are two types of rear air suspension
systems available
in
the
Motorhome
and
STANDARD REAR SUSPENSION
SYSTEM
As stated, the standard suspension system
operates automatically as vehicle load varies
GENERAL DESCRIPTION
SYSTEM OPERATION
DRAIN VALVE AND SHOP
AIR FILL VALVE
Figure 2-"TWIN BED" Air Suspension Control
Components (Typical) (Model ZE06582)
TransMode vehicles - the standard system
and the Electro-Level system (optional) .
The
standard suspension system operates auto-
matically as vehicle load varies to retain
frame at proper ride height.
The optional
Electro-Level system provides the ability to
raise or lower the rear of the vehicle approx-
imately four inches from normal ride height .
The rear suspension system on the vehicle
consists of
air bellows,
shock absorbers,
control
arms
and
height
control
valves .
Control components - air compressor, wet
tank, solenoid valves and pressure switch -
are positioned in a control module .
This
module is located in the closet of Motorhome
model ZE06581 (figure 1), beneath the left
rear twin bed in Motorhome model ZE06582
(figure 2), and in front of the left rear
wheelhousing in TransMode models ZE06083
and ZE06583 (figure 3) .
to retain frame at proper ride height. Com
pressed air flows to and from the air bellow
as determined by the height control valves.

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