TP-6694 2/25 103
180-500 RZXB/REZXB/REZXC/RZXD/REZXD (PSI/ Doosan 11.1L, 14.6L, 18.3L, and 21.9L Engines)
LPG Vapor or Liquid Withdrawal with Additional Fuel Valve, Required for UL Approval
See Figure 52.
• Disconnect lead 73A (180 – 200 kW).
• Disconnect lead 73A and 73A1 (250 – 500 kW).
• Disconnect lead 65A.
• Connect lead 70B2 to fuel valve 1 (FV1), red/black wire.
o For 250 – 500 kW (14.6 L – 22 L engines), connect lead 70B2 to fuel valve 1A (FV1A) and lead 70B2A to fuel
valve 1B (FV1B), red/black wires.
• Connect lead N6 to fuel valve 1 (FV1), red/white wire.
o For 250 – 500 kW (14.6 L – 22 L engines), connect lead N6 to fuel valve 1A (FV1A) and lead N11 to fuel valve
1B (FV1B), red/white wires.
• Connect lead N7 to fuel valve 1 (FV1), green wire.
o For 250 – 500 kW (14.6 L – 22 L engines), connect lead N7 to fuel valve 1A (FV1A) and lead N10 to fuel valve
1B (FV1B), green wires.
• Connect lead 73B to 73 to fuel valve 2 (FV2), red wire.
o For 300 – 500 kW (18.1 L – 22 L engines), connect lead 73B to 73C to fuel valve 2A (FV2A) and lead 73C1 to
fuel valve 2B (FV2B), red wire.
• Connect lead 70E to 70C to fuel valve 2 (FV2), red wire.
o For 300 – 500 kW (18.1 L – 22 L engines), connect lead 70E to 70C to fuel valve 2A (FV2A) and lead 70C1 to
fuel valve 2B (FV2B), red wires.
• Connect lead N8 to N to fuel valve 2 (FV2), green wire.
o For 300 – 500 kW (18.1 L – 22 L engines), connect N8 to N12, connect N12 to fuel valve 2A (FV2A) and N13 to
fuel valve 2B (FV2B) green wires.
• Connect lead 63 to normally closed (NC), low fuel pressure sensor 1.
• Connect lead N3 to common (COM), low fuel pressure sensor 1.
• Connect lead 65 to lead N5 (ground).
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