d. Stopping Procedures. The procedures for stopping the M157 Smoke Generator System under
extremely cold conditions are the same as those for normal conditions.
Figure 3-5. Starting procedures under extremely cold conditions
Extreme heat conditions. Procedures for operating the M157 Smoke Generator System under
extreme heat conditions follow.
a. Fog Oil Pressure. When operating the M157 Smoke Generator System at temperatures above
90 F, have organizational maintenance adjust the fog oil pump pressure relief valve to 25 psig.