DORCHESTER DR-RS 105, Инструкция по установке, наладке и обслуживанию

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is
Instruction
m
anu
al
DR-
R
S
57
Wa
rn
in
g
Ma
intena
nce may
o
nly be pe
rformed
b
y a
qu
alifie
d se
rvi
ce and main
te
nance
e
ngin
eer
.
Reset button illuminated (lock
out
er
ro
r in
bu
rn
er
co
ntro
l)
The
re
are
3 po
ssible
causes
for
thi
s error: (a),
(b) or (c). T
o d
etermine
the
cause
, yo
u ne
ed
to make the error recur whil
e checking which
phas
e
of
the heating cycle this
happens
in.
1.
Reset th
e water
h
eater by pressing
the reset button 1x;
2.
Cause
(a) occurs between step
s
4
and 5 of
the heating cycle;
3.
Cause
(b) occurs in step 5 or
6
;
4.
Cause
(c)
occurs i
n
step
7
.
Se
e p
arag
ra
ph
7.4
T
h
e water
h
eater
’s
hea
ting cycl
e
(a
) Co
nst
a
nt
interruptio
n i
n
th
e
sa
fe
ty circuit
1.
C
heck whether the th
ermost
a
t is defective.
2.
C
heck whether the th
ermost
a
t sen
so
r
is de
fe
ctive
.
3.
C
heck the
w
iring of th
e th
ermo
st
at.
If the
e
rro
r can
not b
e
resolved
o
r is
pe
rsi
sten
t,
cont
act you
r
in
st
a
lle
r.
(b
)
F
ail
ed atte
mp
t to
star
t
No
ga
s:
1.
C
heck tha
t the gas valve
is
op
en.
2.
C
heck tha
t ga
s con
trol
o
pens (clickin
g of
the ga
s con
trol
).
3.
C
heck
the
g
as co
ntro
l wirin
g.
If the
e
rro
r can
not b
e
resolved
o
r is
pe
rsi
sten
t,
cont
act you
r
in
st
a
lle
r.
No
ig
nition
:
1.
C
heck whether the sp
ark igni
te
r
sp
a
rks in the pil
ot
flame
cap
.
2.
C
heck the
w
iring of th
e hot
su
rface
igniter
.
3.
C
heck tha
t the sp
ark ign
ite
r
is correctly fitted in
the bracke
t.
No
flame
de
te
ctio
n:
1.
C
heck tha
t the flame prob
e
is
n
ot de
fe
ctive
.
2.
C
heck th
at the
wirin
g to
the
fl
ame prob
e is correctly conne
cte
d.
(c) In
te
rru
pt
ion in
the
sa
fe
ty circuit durin
g
heatin
g (the
safety
the
rmo
st
at ha
s cut ou
t)
1.
C
heck whether the contro
l thermost
at
is workin
g.
2.
C
heck whether the hig
h-limit th
ermost
a
t is working
.
3.
C
heck tha
t the circula
tion pump (if
p
resent) is
w
orking.
If the
e
rro
r can
not b
e
resolved
o
r is
pe
rsi
sten
t,
cont
act you
r
in
st
a
lle
r.
Ta
b
le
8.
3
No
hot
water (Sh
eet 2
o
f 2)