48
5.1 - Control
panel
All references to controls from this
point onward, unless specified
otherwise, are referring to figure 48.
5.2 - Ignition
procedure
Open the gas cock;
Switch on the electrical on/off
switch
Rotate selector “4” to the desired
position (summer, “B” or winter,
“C” or “D”).
Set the heater temperature
control “3” to between 140° and
150°F (60° and 65°C).
The ignition module will cause the
burner to ignite.
If the burner fails to ignite within 5
seconds, the heater automatically
5 - USE
makes a second attempt; if it again
fails to ignite the heater will go into
a lock-out condition and the red
indicator “E” illuminates, to indicate
that the heater is in lock-out.
Turn knob “4” counterclockwise to
position “E” to reset ignition
module. Only a brief pause is
required on position “E”, and
selector “4” will automatically return
from position “E” to position “D”.
The heater will automatically
attempt to ignite again.
If the burner goes out after a
few seconds of operation and
the lock-out indicator “E”
illuminates, it means that the
electrical line-neutral polarity
has been inverted.
CAUTION!!!
If the lock-out
condition reoccurs frequently, call a
qualified technician to have the
heater repaired. Do not attempt to
repair the heater yourself.
5.3 - Summer
operation
To disable the heating function for a
prolonged period, leaving only the
sanitary hot water function, turn
selector “4” to the summer setting
(position “B”) and adjust the heater
temperature control “3” to between
120° and 130°F (50 and 55 °C).
5.4 - Winter
operation
For winter operation, there are two
possible positions of selector “4”:
“C” and “D”.
In position “C” the heater always
operates at maximum imput rate.
In position “D” the heater operates
1 - Gas valve service switch
2 - High limit thermostat reset button
3 - Heater temperature control knob
4 - multifunction selector:
A - OFF position
B - Summer position, only DHW (green light ON)
C - Winter position. DHW and space heating only when “C” orange light is ON
D - Winter position, for safe money. DHW and space heating only when “C” orange light is ON
E - Reset ignition module
5 - temperature gauge
6 - pressure gauge
Figure 48 - Instrument panel
