Series 60 Side-mounted PRO-CHEK Installation

| 1. Secondary Fuel Filter | 4. Air Purge Line |
| 2. Fuel Inlet | 5. Fuel Outlet |
| 3. PRO-CHEK Valve | 6. Fuel Spill Line |
Series 60 Side-mounted PRO-CHEK Installation

| 1. Secondary Fuel Filter | 4. Air Purge Line |
| 2. Fuel Inlet | 5. Fuel Outlet |
| 3. PRO-CHEK Valve | 6. Fuel Spill Line |
What the pro check valve looks like