SIP Workshop 420 and 490 Series Compressor
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| Description | Drawing Ref |
F420 Pump Pre 1999 |
F420 Pump Late 1999 Onwards |
| Diagram | Diagram | ||
| New Pump Unit | 02191 - Discontinued | 02192 - Discontinued | |
| Cylinder Head | 03 | 50710 - Discontinued | |
| Air Filter | 23 | 50780 - Discontinued | |
| Head Gasket | 50746 - Discontinued | ||
| Centre Gasket | |||
| Barrel Gasket | |||
| Valve Plate | 06 | 50768 - Discontinued | |
| Barrel | 02 | 50708 - Discontinued | 50727 - Discontinued |
| Crank Shaft | 04 | 50712 - Discontinued | |
| Barrel to Crank Case Gasket | |||
| Piston | 12 | 50730 - Discontinued | 50624 - Discontinued |
| Upper Piston Ring | 16 | 50734 - Discontinued | 50630 - Discontinued |
| Centre Piston Ring | 17 | 50736 - Discontinued | 50632 - Discontinued |
| Lower Piston Ring | 18 | 50634 - Discontinued | |
| Gudgeon Pin | 14 | 50732 - Discontinued | 50626 - Discontinued |
| Gudgeon Pin Circlip | 15 | 50628 - Discontinued | 50628 - Discontinued |
| Con Rod | 08 | 50722 - Discontinued | 50731 - Discontinued |
| Con Rod Circlip | 45 | ||
| Oil Dipper | 22 | 50724 - Discontinued | |
| Sump Plate Gasket | 50740 - Discontinued | 50739 - Discontinued | |
| Sump Plate | 05 | 50714 - Discontinued | 50729 - Discontinued |
| Oil Dip Stick | 33 | 50680 - Discontinued | 50680 - Discontinued |
| Drive End Bearing Gasket | 50644 - Discontinued | 50644 - Discontinued | |
| Drive End Crank Bearing | 30 | ||
| Pump Unit Fly Wheel | 29 | ||
| Outlet Connector | 50764 - Discontinued | 50764 - Discontinued | |
| After Cooler | 24 | ||
| After Cooler gasket | |||
| Oil Sight Glass | |||
| Delivery Pipe | 51400 - Discontinued | ||
| NRV | |||
| Bleed Pipe | |||
| "T" Piece | |||
| Safety Valve | |||
| Motor Start Capacitor | / | / | |
| Motor Thermal Overload | 02264 - Discontinued | 02264 - Discontinued | |
| Motor Pulley 132x24x1A | |||
| Motor - 1ph | 02225 - Discontinued | 02225 - Discontinued | |
| Motor Fan Cover (Plastic) | 51566 - Discontinued | 51562 - Discontinued | |
| "V" Belt A53 | |||
| Belt Guard | 51396 - Discontinued | 51396 - Discontinued | |
| Pressure Switch (1ph/3ph) | / | / | |
| Gasket Set | 50778 - Discontinued | ||
| Air Pressure Regulator | |||
| Pressure Regulator Outlet Tap | |||
| Regulator Pressure Guage | 40673 - Discontinued | 40673 - Discontinued | |
| Receiver Pressure Gauge | |||
| Drain Valve | |||
| 1/2" Outlet Ball Valve | |||
| Petrol Blow Off Valve |