Specifications

0
8-18.2
Change
of
pump
head
onty
Drain
the
appliance
as
under
8.1
and
g.1.2.
lsolatethe
appliance
from
the
electrical
mains.
t-lpen
the
terminal
box
of
the prmp.
fVoie
it-e
ggroyr
code
of
the
wirins
ano'oisc[nn6ci
iii!
p:llp,_
connecrion
cabie.
un.,jr"*
.jr,L.',i
L"l:ll,lS
screws
(p6)
ano
p.urr
otr p-ump.ijE"o]
$":F:Ti_{{t,yiHl3lfl
lHrJvJisy*siEb
n^eassemble
in
reverse
order.
Ta-ke;;;not
to
oamage
the packing
ring.
Check
-
earlh
continuitv
-
polarity
..
_
resistance
to
earth
3iT'fl0flr,'#PTRUcT|oNS
FoR
BRrflsH
8.19
Change
of
gas
section
$H:3}lFift?:dif"tj3,.iil?i,i!:ffi
","
d iscorin
ecti
ns
tn
6..i
il
ioii'
i,fi
3i
)
:fi
:.{li"J
JJ
i6fi"'o
by
toosenins
tne
e
ieiainiis;;"";
8.19.1
Batanced
flued
appliance
i""Jl:;"J:TiH"","#J:"{t?il
pirot
assembrv
8.19-2
Open
flued
appliance
*ruy:
the
pitot
suppon.by
unscrewinq
the
l"_r3ll'.19
screw
(G3)'and
ihe
,;i;.'fi;;;
lAli'9y;^l"move
ihe
a
reiainiii'
#;;:
(\rz+r,
reptace
valve
seating,
springi
;t".
;;
fiffi3,l",3"assemble
in
rev"'i"
oio"i
,lsin'd
Check
connections
for
gas
sounctness.
8.20
Change
of
gas
governor
8.20.1
Balanced
flued
appliance
l-l:lgy"
gas
section
as
in
8.19
and
8.19.1.
unscrew
the
4
retaininc
3.'-T ?r."
i;
;"";
###1,3ffi
_($3ln
*3
I";l???rTr
check
c6nne"ii"""'iJi,'i!t
8.20.2
Open
flued
appfiance
,T:fy:
the,
main
burner
as
uncter
8.2.1.2.
y_1s_9r9*,
.
tle
retaining
screws
-
?d;;:
.l?^1.j9r91"
in
reverse
'orOer,
using
.iJ#
wasners,
if
necessarv.
Check
connections
for
gas
soundness.
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