Fuel Conversion/Gas Connections
5.5 — Installing and Connecting Gas Lines
Both natural gas and LP Vapor are highly volatile substances, so strict adherence to all safety procedures,
1.
codes, standards and regulations is essential.
Gas line connections should be made by a certified plumber familiar with local codes. Always use AGA-approved
2.
gas pipe and a quality pipe sealant or joint compound.
Verify the capacity of the natural gas meter or the LP tank in regards to providing sufficient fuel for both the gen-
3.
erator and other operating appliances.
•
Fuel Regulator installed per laws or regulator manufacturer's specifications
AGA approved gas pipe
•
•
Flexible fuel line
– Do not bend!!!
– Install horizontally
– Do not attach directly to generator
– Check all connections for leaks
Sediment trap near generator (if applicable or required by code)
•
•
Full flow rated shut-off near generator per local jurisdiction or code
Most applications require an external manual shutoff valve on the fuel line.
4.
A
NOTE: The manometer port on the Generac accessory valve allows fuel pressure checks to be performed
without opening the generator enclosure.
22
Figure 5-2. Shutoff Valve (A),
Accessory Valve with Manometer Port (B)
B
Installation Guidelines for Air-Cooled Generators