Dettson HYDRA COMPACT HYDRAC03-M2401M Guide D'installation Et Manuel Du Propriétaire page 18

2.1) ADJUSTMENTS AND START-UP
CAUTION
The boiler must be filled with water and all air
purged from the system, before turning on the
power.
CAUTION
If the power is turned on before the boiler is filled
with water, the elements will become seriously
damaged.
The property owner has the following responsibilities:
a. Maintain the area around the boiler clean at all times and free
from combustible and highly flammable material;
b. Ensure that the ambient air at the boiler is not excessively
dusty or humid;
c. Have all water leaks repaired in the system as they arise.
d. Ensure that the ambient temperature in the area where the unit
is installed does not exceed 27
CAUTION
The boiler guaranty may be invalidated if: water
leaks in the system are not repaired; the boiler is
used as a source of domestic hot water or a
significant amount of new water or air is
introduced into the system.
Model:
Installation date of the electric boiler:
Service telephone # – Day:
Dealer name and address:
SECTION 2
OPERATION
SECTION 3
MAINTENANCE
o o
C (80 F).
SECTION 4
INFORMATION
1. Adjust the setpoint of the boiler on the aquastat.
2. Turn on the power, set the thermostat at 30C (85F). The
circulator; The circulator should start as well as the electrical
elements in sequence with a 8 seconds delay;
3. The circulator stays on for as long as there is a call for heat
except if continuous flow switch, ob the side of the unit, is ON.
2.2) MECHANICAL HIGH LIMIT
Mechanical High Limit Control
The mechanical limit control must be set 20
temperature on control aquastat.
It is recommended that the boiler be purged annually, in order to
eliminate sediment and sludge that may have accumulated at the
bottom of the boiler and covering the heating elements.
Procedure:
1. Let the boiler cool down;
2. Close the maintenance valves, which are installed at the water
inlet and outlet of the boiler. N.B.: It is not recommended to
drain the water from the heating pipe system;
3. Hook-up a garden hose to the drain valve and place it close to
a floor drain;
4. Open the purge valve until the water comes out clean and
clear;
5. Close the valve.
It is recommended to perform a visual inspection of the boiler
electrical compartment annually, during the heating season. The
items to check are the water tightness of the elements, signs of
overheating of the electrical components and the wiring. Corrective
measures must be undertaken as required, as soon as possible.
Defective components should always be replaced with the Original
Equipment Manufacturer's parts.
Serial number:
Night:
6 7
o
F above the setpoint