TM 9-4520-258-14
1-10. EQUIPMENT DATA - continued.
j. Fuel Pressure Settings for Variable Altitude and Frequency: See Table 1-2.
NOTE
Fuel pressures depend to a certain extent on the fuel being burned, ambient temperature and
altitude. Most economical heater operation requires knowledge of application. Pressure settings
in Table 1-2 allow the operator to become familiar with the heater and its operation.
Table 1-2. Fuel Pressure Settings
Elevation
Fuel Pressure
Fuel Pressure
Setting at 60 Hz
Setting at 50 Hz
Sea Level to 1,000 ft. (304.8m)
130 - 100
115 - 95
1,000 ft. (304.8m) - 2,000 ft. (609.6m)
100- 90
95- 85
2,000 ft. (609.6m) - 4,000 ft. (1219.2m)
90-85
85-80
1-12
