| Old Style Pumps How To Identify Your Pump * Old 3.5 7.5 CFM pumps produced until1996 - Ritchie & CFM cast into cover * Original 2, 4, 6, 8 CFM pumps1996-1997 - Ritchie only cast into cover * Refined 2, 4, 6, 8 CFM pumps new in‘98 - label on front cover * Large 12, 18, 24 CFM pumps 1997 on -Ritchie cast into cover | |||||
| Old Style Pumps | |||||
| 1.5 | Original2, 4, 6, 8 | New2, 4, 6, 8 | Old3, 5, 7.5 | Large12, 18, 24 | |
| Handleassembly | — | 93401 | 93370 | 93042 | 93041 |
| Oilfill cap with seal | 93390 | 93390 | 93390 | 93041 | — |
| Oilfill fitting | 93391 | 93391 | 93391 | — | — |
| Oilsight glass | 93340 | 93403 | 93365 | 93039 | 93812 |
| Oildrain plug | 93368 | 93402 | 93368 | 93040 | 93368 |
| 2CFM cartridge* | — | 93421 | 93421 | — | — |
| 4CFM cartridge* | — | 93441 | 93441 | — | — |
| 6CFM cartridge* | — | 93461 | 93461 | — | — |
| 8CFM cartridge* | — | 93481 | 93481 | — | — |
| Shaftseal | 93341 | 93031 | 93031 | 93031 | 93798 |
| 30"Vacuum gauge | 93011 | 93011 | 93011 | 93011 | 93011 |
| Vacuumgauge lens | 93012 | 93012 | 93012 | 93012 | 93012 |
| Gasballast with O-ring | 93368 | 93402 | 93368 | 93098 | 93402 |
| O-ringfor gas ballast | 93398 | 93398 | 93398 | 93032 | 93032 |
| Intakefitting | — | 93393 | 93393 | 93027 | 93799 |
| Togglestyle switch | — | 93114 | — | 93114 | 93807 |
| Rockerstyle switch | — | — | 93117 | — | — |
| Oilcase gasket | 93344 | 93404 | 93369 | 93048 | 93810 |
| Drivecoupling | — | 93047 | 93047 | 93047 | 93811 |
| Legwith screws | 93034 | 93034 | 93034 | 93034 | 93797 |
| *Complete cartridges with oil cover gasket. Completely assembled andpre-tested. | |||||
| NOTES: | |||||
| —Old 3.5 7.5 CFM pumps produced until 1996 - Ritchie & CFM castinto cover. | |||||
| —Original 2, 4, 6, 8 CFM pumps 1996-1997 - Ritchie only cast into cover. | |||||
| —Refined 2, 4, 6, 8 CFM pumps new in ‘98 - label on front cover. | |||||
| —Large 12, 18, 24 CFM pumps 1997 on - Ritchie cast into cover. | |||||
