4.5 - GREEN MACHINE
™
- North America - Installation, Operation, Maintenance, & Troubleshooting Manual
Chapter 1: GREEN MACHINE
™
Installation Instructions
Page 33
Snapshot of Site Requirements, continued…
Vent Risers
•
UST’s must be manifolded either above ground if there are multiple vent risers or at the
vapor piping below ground.
•
Only one existing vent riser connected to the USTs is required for the installation of the
GREEN MACHINE.
•
A new vent riser is required, and is connected to the Air Outlet on the GREEN MACHINE.
•
VST requires all vapor-piping connecting to the GREEN MACHINE must be sloped away
from the GREEN MACHINE
a minimum of ¼” per foot slope.
•
Any type of trap, regardless of the GREEN MACHINE location, is not permitted in any vapor
lines connected to the GREEN MACHINE.
UST Manifolding
•
All gasoline UST’s MUST be manifolded either above or below ground.
Ground Installation Requirements
•
The GREEN MACHINE
must be protected from damage.
•
VST recommends a clear 18
”
perimeter around the GREEN MACHINE
for maintenance and
testing.
•
The GREEN MACHINE
must be located within 100 feet of the vent risers.
•
To minimize the installation cost and to maximize operating efficiency, locate the GREEN
MACHINE
adjacent to the existing vent risers.
•
A new air outlet vent riser connected to the GREEN MACHINE must be installed to release
air to the atmosphere.
•
VST recommends setting the GREEN MACHINE
on a concrete pad with the following
minimum dimensions: 42” long x 30” wide, 6” thick
.
•
Follow the local
jurisdiction’s building codes.
•
VST does not provide any hardware to install the GREEN MACHINE
on the pad.
