Hydraulic Leaks And Other Conditions Cited For Recommending The Change
Boeing Commercial Airplane Company has issued a Service Handbook recommendation to replace the hydraulic reservoir pressurization gauge for service reasons. The Rogerson Aircraft Corporation gauge G-3721 is the sole recommended replacement part for the following operators of Boeing aircraft: 737-600, 737-700, 737-800, 737-900ER, BOEING 737 Next Generation, BOEING 737 MAX.