Unigas HTLX92R Installation Manual page 23

OIL TRAIN CONNECTIONS
Hydraulic diagrams for light oil supplying circuits
1
3
GRAVITY CIRCUIT
SUCTION CIRCUIT
2
Key
1 Manual valve
2 Light oil filter
3 Light oil feeding pump
4 One way valve
5 Flexible hoses
6 Relief valve
NOTE: in plants where gravity or ring feed systems are provided,
install an automatic interception device.
23
PART II: INSTALLATION
RING CIRCUIT