Note: The
limit
tne
rmostat(s) can
on
lvbe reset
once the unit has cooled down. Unless the
cause of t
he
f
au
lt
co
n
di
t
ion
is
readilyobvious,
for example a power
(ut
whitst
the heater was
operati
ng
.aservice
en
g
in
eer
shou
ldbecontacted.
E)
Maintenance
To
maintain efficient, reliableand safe operation
of
the
heater
It
must
serviced annually
bV
a qualified person,
F)
IMPORTANT
Free access must
be
maintained to and around the heater
for servicing purposes and the air supply
to
the heater
must not
be
restricted
in
any
way
.Combustible materials
must not
be
stored adjacent to the heater.
If at any time a gas l
eak
is
suspected, turn
OFF
the
gas
supply at the meter and contact the
local
gas undertaking
Immediately.
The
lNVl(
range are
high
lyefficient, gas
fi
r
ed,
fanned
ctrC\Jlatlon
air heaters thatcover heat outputs
of
15kW
to
140kW,
have a closed combustion
circuit
and are supplied
complete with a nue system.
lNVl(
heatersare certified
for
use
on
Natural
Gas,
Group
H-
G20
·.
Appliance
Categories are
Cat
112H
1GB,
IE).
All
lNV)(
heaters are
CE
certified and conform to
all
the
EUropean
directives stated
In
section
1.3.1
l
NVl(
heaters are designed to
be
suspended
fr
om suitable
roof points or a1ternativelvto
be
mounted
on
pur
pose
designed brackets and are intended
primarily
for heattng
commercial or
IndustriaJ
premtses.
All
variants are for
internal use
on
ly.
lNVl(
Maters feature a closed
combustJOrt
cIrcuit
and
have an internal eKhaust
fan,
mounted downstream
of
the heilt
el(changer,
to evacuilte t
ile
products
of
combustion and draw
in
air for combustion.
The
air
heater
must
be
connected to a flue system that
is
approved
by
Powrmatlc Ltd.
lNVl(
heaters
may
be used where the atmosphere inside
the premises
could
be
contaminated
e.g.
Dust,
oil
mist
etc. butthe heaters are not
ai
rtight and therefore
may
not
be
used
in
areas cl
aSSIfied
as
hazardous
as
defined
in
as
5345: Part 2 or areas subjectedto significant negative
pressures due to el(tract systems,
Use
r Instructions
All
Powrmat
lc
heaters use gas and electricity to
power
them, they
may
also contain
movmg
parts such as
pulley
s
and belts. It
wou
ld
be
hazardous to tamper with or
attempt to service
un
less
you
are a competent pluson
in
the
field
of
Gas
and Electri
cal
work
.
If
you
have any safety questions reference the servicing
and installation
of
any
of
our heaters please
do
not
hesitate to contact
our
head office
for
el(pert
advice
.
Your
safety
Is
paramountto us.
Gas
Safety (Installation.
Un'
(Amendment)
Aeculations
2018
It
Is
~w that
all
cas appliances arelnst;aJled,
adJustltd and, If n.cessary,
conv.rt.d
by
quallflltd p.rson
s'"
In
accordance wtth the
curr.nt 'SIU. of the above reculatlons.
Fallur. to Inltall appil
anc.I
corr.ctly can lead
to
prosKution.
It
II
In
your own I
nt.r
.sts
a
nd
that of safety
to
.nlur.
that thalaw Is compllltd w
fth
.
•
Gas
Safe Register@dEnglneer
1.1
Introduction
lNVl(
F,
lNVl(
Duo
and
lNVl(
Vheaters
have
an
axial
fan
assemblyfitted to circulate the
aJr
being heated through
the formed tube heat exchanger.
lNVl(
cn
units are
supplied with a centrifugal fan and
lNVl(
0 units
for
use
with ducted systems where the air
moving
fan
is
by
others
or
a centrifugalfan section
Is
used adjacent to or
remote
from
the heater.lNVl(
OH
units are for use
in
air
handling units.
Heaters are fitted
as
standard with
Ins
hot burners, a
fully
automatic control
for
igniti
on,
fl
2lme
sen
sing.
gas supp
ly
control and
sa
fety functions,
an
internal e)(haust r
an,
main air fan
IF
and
CCF
models!,
and fan/limit thermostat.
Options
include
High/low or Modutating burner controls,
inlet duct connection, outlet duct connection. 30-, 45-
head,
90
-outlet bend, vertIcal/horizontal outlet louvre
assembly and a full range
of
modular duct components.
IMPOATANT
SaNk'
and
Ma
l
nt.n
.
nce
[nc
l
nurs
shan
ensure that replacemant
It.ms
are fitted,
adjusted and sat
In
accordance wtth tha
data and d.tall
set
out
In
thasa Inltructlons.
If
In doubt
conlult Powrmatk
Techn
ical Dapartment.
•
LPG
conllefSion
/tits
available.
