Check The Earth Wiring Connections - Arjohuntleigh Malibu Sovereign Maintenance And Repair Manual

MRM Malibu/Sovereign
SP 13. Check the Earth Wiring
Connections
The potential equalization is done in order to
make sure that all metal parts have the same
electrical voltage potential. Difference in
potential between accessible parts means that a
current can be lead through a person with risk of
injury.
WARNING
If there is no earth equalization connection
point in the building a certified electrician must
make the installation.
NOTE
Verification Test of Equalization
connection point
1. A cable from the earth equalization con-
nection point in the building is plugged into
the test instrument. The measurement is
then done with a probe between the instru-
ment and the specified parts of the tub
(see next side)
2. Test at 25A
3. Measure on clean metal surfaces
4. The earth resistance measured must be

0.2 or lower.
5. Perform the measurement with an
approved test equipment
Symbol for earth
equalization connection
23
Service Procedures