Slant/Fin VSL-160C Part B - Manual (Page 26)

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12.1 - Operating
Before starting the boiler, the following
must be done.
12.1.1 - User instructions
The user must be correctly instructed
by the installer, on how to operate the
boiler, in particular:

Make sure that the user
understands that combustion air
and ventilation openings must not be
restricted/closed/ or mdifi ed in any
way.

Make sure that the user is informed
of all the special measures to be
taken for combustion air inlet and
discharging fl ue gases, and that
these must not be modifi ed in any
way.

Make sure that the user keeps this
manual and all other documentation
included with the boiler.
12 - START-UP
3. With a rubber tube and a funnel,
slowly pour approximately 4 oz.
(100 ml), of water into the “B”
opening - DO NOT put water into
the “A” opening (Figure 12-1);
4. re-install fl ange “D” and O-Rings
“C” and reinstall screw “E” (Figure
12-1);
WARNING!!!
If boiler
stays off for more than 3
months, repeat the above
operation to again fi ll the
condensate trap.
Failure to
comply with this requirement
could result in severe personal
injury, death or substantial
property damage.
12.1.3 - Filling the
heating system
WARNING!!!
Never use
non-approved additives
or toxic boiler treatment
chemicals in the heating
system as they can cause
serious health problems or
possibly death. Any additives
introduced into the heating
system must be recognized as
safe by the United States Food
and Drug Administration.
CAUTION!!!
The heating system
must be fi lled with clean water
from the domestic water
system. Contaminated water
can damage the boiler voiding
its warranty.
A = Combustion air probe
B = Flue exhaust probe
C = Gaskets
D = Probe cap
E = Screw
Figure 12-1 Filling the
condensate trap
A = Purging valve for the domestic hot
water heat exchanger
Figure 12-2 Domestic heat
exchanger

Make sure that the user
understands never to tamper
with gas control settings and the
risk of CO poisoning should an
unauthorized individual do so.

Make sure that the user knows
how to adjust temperatures,
controls and the room thermostats
for maximum effi ciency.
12.1.2 - Filling the
condensate trap
The condensate trap is positioned
inside the boiler as shown in Figure
3-1, item “46”. It must be fi lled with
water to prevent the leakage of fl ue
gases from the condensate drainpipe,
item “41” in Figure 3-1. To fi ll the
condensate trap proceed as follows:
1. unscrew “E” screw (Figure 12-1);
2. remove fl ange “D” and O-Rings “C”
(Figure 12-1);