WL270
Manual
Page 52 – Revision 3‐4‐2019
Thermostat or overload
“open” on Hot Tank
Turn Power off. Check OHM’s resistance across terminals on
each Thermostat and Overload separately.
Good components will indicate a closed circuit or zero
OHM’s on the meter.
Replace components as necessary.
Loose or improperly
connected wire(s) to the
heating element / hot tank.
Visually inspect wire leads gong to the hot tank; confirm
proper connections to the heating elements.
Hot tank life is 3‐5 years, depending on usage.
*Typically, dealers swap out the hot tank at site, take back to
the shop to repair.
Heating Coil not Working
Turn Power off; Drain hot tank; Use multi‐meter to check
heater element for approximately 26 OHM’s resistance.
Hot tank must be empty if you are checking for continuity.
Replace Hot Tank as necessary.
