Temperature Conrol Knob - A.O. Smith HSE-VAS-015 User Manual

Temperaute Conrol Knob
Switch on the water heater's power supply.
The Power indicator lam p glows.
Temperature setting
T urn the T em perature control knob clockwise
for the device to com m ence heating and
change the set tem perature. The Heating
indicator lam p will glow. [The set
tem perature increases if the T em perature
control knob is turned clockwise].
T em perature can be adjusted from 25°C to
m axim um 75°C. Recom m ended to keep
T em perature control knob notch position
always in m edium or above level.
M odes
There are two types of m odes depending on
the actual water tem perature inside the inner
tank of the water heater:
Heating mode
When the actual tem perature of the water
is less than the set tem perature, it enters
into Heating m ode. The Heating indicator
lam p glows as shown in (Fig. 18)
Figure 18
When the tem perature of the water drops by 5°C from the set tem perature due to usage of
water, the water heater again enters into heating m ode.
Figure 17
Power
indicator
lam p
Standby mode
After the water heater reaches set tem perature,
it will enter into the Standby m ode due to
therm ostat cut-off and the Power indicator
lam p glows and Heating indicator lam p switch
off as shown in (Fig. 19)
Figure 19
12
Heating
indicator
lam p