VMAC - Vehicle Mounted Air Compressors
VMAC Technical Support: 888-241-2289
VMAC Knowledge Base: kb.vmacair.com
30
Inlet
Black 1/4 in air
brake tube
AOST
1/4 in PTFE
tube
(
to the AOST
)
3/16 in PTFE tube
(from remote
regulator)
1/4 in PTFE
tube
(
to top of
compressor
)
☐
Install the translucent 1/4 in PTFE tube into the scavenge fitting on the top of
the compressor (Figure 34).
☐
Route the 1/4 in and 3/16 in PTFE tubes to the AOST along the same path as
the 3/4 in discharge and 1/2 in oil supply hoses.
☐
Using the supplied heat wrap, protect the 1/4 in and 3/16 in PTFE where they
pass below the exhaust.
☐
Trim the PTFE tubes as necessary and connect them to their respective fittings
on the back of the AOST (Figure 34).
☐
Adjust the hoses and/or the AOST to minimize sharp bends, contact with any hot,
sharp or moving parts, then tighten all fittings and the tank mounts and straps.
☐
Using the supplied cable ties, secure the hose bundle as necessary to protect
from road hazards and contact with any hot, sharp or moving parts.
Installing the Hydraulic Hoses
☐
Install the priority valve in a location where it will be protected from hot, sharp
or moving parts, and where the adjustment screw will be accessible (Figure 35).
Figure 34 — Connect PTFE tubes
☐
Route the PTFE tubes down the firewall to the compressor.
☐
Connect the black 1/4 in air brake tube to the fitting on the inlet (Figure 34).
Figure 35 — Priority valve
