Pump Requires
Frequent
Re-Priming
Motor Does
Not Turn or
Turns
Intermittently
Pump Leaks
Fuel
1. Inoperative foot valve.
2. Inoperative check valve.
3. Inoperative solenoid valve.
4. Pump cavitation.
5. Plumbing air leaks.
6. Lift too high.
7. Pump seals leaking.
1. Control power not available.
2. Motor thermal overload condition.
3. Pump failed and seized.
4. Motor failure.
1. Loose pump plumbing fittings.
2. Worn pump shaft seal.
3. Pump pressure relief valve failure.
4. Fuel leak elsewhere running towards pump area.
5. Excessive head from overhead storage tank.
6. Worn pump O-rings.
21
Summary of Contents for STS DAY TANK
Page 1: ...STS DAY TANK PACKAGED DAY TANK SYSTEMS...
Page 6: ...2 NAMEPLATES AND PLACARDS Nameplates and Placards 3 3...
Page 7: ...4 Nameplates and Placards 4...
Page 16: ...13...
Page 26: ...Technical Data 23...
Page 27: ...24...