JS1 Jet Sustainer Flight Manual Supplement - Issue 1
Date of issue: 31.03.2016
Accepted section
Page 4–21
CAUTION:
If the vent hole is blocked do not continue refueling.
Pressure build up could rupture the tanks.
CAUTION:
Ensure refueling equipment is kept free of
contamination. Dirt and dust will reduce reliability of
the system.