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![Raypak 53A/55A/105A/151/153/155A/183A Pilot Orifice [IID] (003903F) modular That helps keep repairs simple](https://cdn.shopify.com/s/files/1/1751/9347/products/47-197-1308_xl.jpg?v=1486195542)
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That helps keep repairs simple and focused on the actual sealing point
replacing the pack is often the most direct path back to confidence
That keeps integration cleaner and avoids unnecessary compatibility issues
The LS-55 fit and 23
Raypak 53A/55A/105A/151/153/155A/183A Pilot Orifice [IID] (003903F) modular That helps keep repairs simpleThe Raypak pilot orifice is designed for compatible 53A, 55A, 105A, 151, 153, 155A, and 183A IID heater applications where the supported pilot fuel delivery opening needs replacement. A pilot orifice is useful because it helps meter fuel correctly to the pilot assembly, supporting cleaner ignition performance and steadier pilot operation. This replacement is especially useful when the original orifice is clogged, damaged, or no longer dependable.
