1. Plumb air lines according to the diagram below.
Front
Rear
Air Spring - 1
Front Left
Air Spring - 2
Front Right
ViAIR
Compressor
Intake Filter
Air Spring - 3
Rear Left
Air Spring - 4
Rear Right
Manifold
Regulator
Air Line
Union
Air Line
Union
Residual
Pressure Union
Residual
Pressure Union
2. Make VU4 connections as shown. Note the port to corner association with Figure 22 and plumbing diagram. (Figure 44)
1
1
22
33
4
4
FIGURE 44
3. Connect 1/4” regulator air line to elbow on the brass T opposite of the pressure switch. (Figure 45)
FIGURE 45
4. Trim and attach 1/4” air line to regulator. (Figure 46)
FIGURE 46
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AA-4397 Installation Manual
REV 01 | 05/25/2023
PLUMBING/ROUTING
