From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
The performance of K.L.G. 929B ignition plugs tested in Kestrel VI engines on a 'Heyford' aircraft.
| Identifier | ExFiles\Box 162\3\ img082 | |
| Date | 14th April 1937 | |
| Lr{Mr Ellor}/Wst 6000 EP{G. Eric Platford - Chief Quality Engineer}/AGR.15/MH.{M. Huckerby}14.4.37 re K.L.G. 929B IGNITION PLUGS We have received a further report from our mechanic Goose on the above type of plugs, which are being tested in Kestrel VI. engines in a "Heyford" aircraft at Mildenhall. He states that after 40 hours they were given an external clean only and replaced. After running a further 20 hours a drop in revs. was noticed, and the plugs indicated as the cause. It is intended to test these, and only split those which are found faulty, externally clean the remainder, and replace. We will let you have further information when we receive a further report. EP{G. Eric Platford - Chief Quality Engineer}/AGR | ||