Instruction Manual PETRO 3003 VOLUTANK Gauging unit BA 140918
9 Appendix
9.1 Hardware checklist
Check for obvious signs of damage
Check low-level indicator fitting
2. Check connection cable
Check cable for obvious signs of damage
Check protective conductor terminals
Measure PE resistance R
SL
Resistance:________________________________ ohm
Measure leakage and touch current I
A
Leakage current: _____________________________ mA
Touch current: _______________________________ mA
Short-circuit test 24VDC
Measure resistance between + and - 24VDC
(Caution! Not when energised!)
Check service unit for leaks
Check compressed air connections
Set pressure regulator to approx. 5 bar
5. Check fan (vacuum from inside to outside)
7. Check valves are in working order
Direction of rotation OK (with flow IN to OUT = clockwise)