18
Vent with | 3/8" Oil Supply Line | |
2" Duplex | ||
Cap | ||
Bushing | ||
Gauge | ||
| ||
| 2" Fill |
Guide pipe
Note: Additional venting | Drain |
may be required if tank |
|
is filled rapidly. |
|
End of Oil Supply Line 3" to 5" Above Bottom Drain
|
|
| Pressure |
|
| Oil | Flue Gas | Gauge Port | Optional |
|
| |||
| Furnace | Sampling | Nozzle | |
| Return | |||
|
| Hole | Port | |
|
| Inlet | ||
Top of Tank |
|
|
| |
|
|
| Port | |
|
|
|
| |
|
|
|
| |
Control | Switch |
|
| |
Valve |
|
| ||
8 ft. | Panel |
|
| Valve |
|
|
| Optional | Return Port & |
|
|
| Inlet | |
|
|
| Internal | |
|
|
|
|
Alternate
Fuel Line
Optional Entry
Fuel
Filter
| |
| Burner |
Floor | If fuel pump fails to lift oil, check for air |
leaks and tighten all fuel fittings. Re- | |
Floor Cavity | prime fuel pump by injecting fuel oil into |
| optional (top) return port. Replace return |
| port plug and repeat priming procedure. |
Figure 27. Typical Oil Piping for Above Ground