Ariston ACO 27 RFFI Installation And Servicing Instructions - Page 2

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TABLE OF CONTENTS

1.
1.1.
1.2.
1.3.
2.
2.1.
2.2.
2.3.
2.4.
2.5.
2.6.
2.7.
2.8.
2.9.
2.10.
2.11.
2.12.
W
ATER
3.
3.1.
3.2.
3.3.
3.4.
3.5.
3.6.
3.6.1.
3.6.2.
3.6.3.
3.6.4.
3.6.5.
3.6.6.
3.7.
3.8.
3.9.
3.10.
3.11.
4.
5.
5.1.
5.2.
5.3.
5.4.
2
I
NFORMATION
I
NFORMATION
V
S
TANDARDS
PPLIANCE
D
IMENSIONS
C
LEARANCES
A
PPLIANCE
C
ONNECTION
ONNECTION
C
IRCUIT DIAGRAM
ASING
-
S
D
HOWN
URING
ARAMETERS
T
ENU
ABLE
C
HECK
A
DJUSTMENT
M
H
P
AXIMUM
EATING
OWER
DJUSTMENT
G
YPE OF
AS
S
YSTEMS
A
NALYSIS
E
RIMARY
XCHANGER
T
ONDENSATE
RAP
T
EST
6.
SERVICING INSTRUCTIONS
6.1.
R
EPLACEMENT OF
6.2.
T
G
O
AIN
6.3.
A
CCESS TO THE
6.3.1.
R
EMOVING THE
6.3.2.
R
EMOVING THE
6.3.3.
R
EMOVING THE
6.3.4.
R
EMOVING THE
6.3.5.
R
EMOVING THE
6.3.6.
R
EMOVING THE
6.3.7.
R
EMOVING THE
6.4.
A
CCESS TO THE
6.4.1.
R
EMOVING THE
6.4.2.
R
EMOVING THE
6.5.
A
CCESS TO THE
6.5.1.
R
EMOVING THE
(S
ECONDARY
6.5.2.
R
EMOVING THE
6.5.3.
R
EMOVING THE
6.5.4.
R
EMOVING THE
6.5.5.
R
EMOVING THE
(MFFI
6.5.6.
R
EMOVING THE
6.5.7.
R
EMOVING THE
6.5.8.
R
EMOVING THE
6.5.9.
R
EMOVING THE
P
ROBE
6.5.10.
R
EMOVING THE
P
ROBE
6.5.11.
R
EMOVING THE
P
ROBE
6.6.
A
CCESS TO THE
6.6.1.
C
HECKING THE
6.6.2.
R
EMOVING THE
6.6.3.
R
EMOVING THE
7.
7.1
F
AULT
8.
SHORT SPARES PARTS LIST
8.1.
ACO 27 MFFI
P
ARTS
A
CCESS
C
C
OMBUSTION
HAMBER
F
AN
A
P
S
IR
RESSURE
WITCH
B
URNER
E
LECTRODES
H
E
EAT
XCHANGER
C
T
(
ONDENSATE
RAP
TUBE
C
T
ONDENSATE
RAP
G
V
AS
ALVE
G
V
AS
ALVE
S
G
PARK
ENERATOR
W
C
ATER
IRCUIT
) E
XCHANGER
S
V
AFETY
ALVE
A
A
V
UTOMATIC
IR
ENT
D
V
A
IVERTER
ALVE
CTUATOR
DHW F
S
LOW
WITCH
)
ONLY
P
UMP
P
G
RESSURE
AUGE
E
V
XPANSION
ESSEL
D.H.W. T
EMPERATURE
(N.T.C. - MFFI
)
ONLY
C.H. F
T
LOW
EMPERATURE
(N.T.C.)
C.H. R
T
ETURN
EMPERATURE
(N.T.C.)
C
S
ONTROL
YSTEM
F
USES
P
C
B
RINTED
IRCUIT
OARDS
T
C
IME
LOCK
F
G
(F
-C
)
INDING
UIDE
LOW
HARTS
)