4
THERMO-SENSORS
1.
Using dud lope, ollodi the Over Limit thermo-sensor (morkm with red) lo the centrol oreo of
the upper-most heoting elemml. Locole the sensor opproximotely 1-1/2 ft/450 mm from the
cord end of the heoting element.
2.
Using dud lope, ollodi the Moinlenonce thermo-sensor diredly lo the tonk woll opproximotely
6 inches/150 mm from the bottom-most heoting element.
CONTROL UNIT - ON TANK WALL
If 1he con1rol unit is located on the tank itself, finish tightening 1he
strap so that 1he box is secured in place.
Note
Make sure that the strop does not cross
any
heating elements, power cords or thermo
sensor leads.
CONTROL UNIT - REMOTE LOCATION
If 1he con1rol unit is located remotely from the tank, attach 1he con
trol unit, using standard elec1rical practices, to any suitable surface,
pole, etc.
Note
Stand ard lead lengths on the thermo-sensors and healing elements ore 20 11/6 m and
8 fln.5 m respedively. When locating the control unit, ensure that the thermo-sensor
wires and heating element power cords ore not stretched tout and do not aoss over
the healing elem enls.