Rinnai ENERGYSAVER EX22C - Manuel (Page 33)

Rinnai Corporation EX17C / EX22C Manual 33
Ladder
Diagram
MARK PART
NAME
MS
MAIN SWITCH
R.TH THERMIST
OR
TF THERMAL
FUS
E
F FUSE ER ELECTRO
D
E
PO
V MO
DULA
T
ING
S
O
LENO
ID
VALVE
TR TRANSF
ORME
R
FR FLAME
R
O
D
MARK PART
NAME
O
H
.TH
O
VER HEAT THERMISTOR
O
H
S1, 2
O
VER HEAT SWITCH 1, 2
FM
CONVEC
TI
ON F
A
N MOT
O
R
SP SPARKER SV1, 2
MAIN SO
LENO
ID
VALVE 1, 2
BL
COMBUS
TION F
A
N MOT
O
R
FCC FAN
C
O
NT
ROL
CIRCUI
T
MB MAIN
BURNER
PS
PRESSURE SENSO
R
CPU
CENTRAL P
R
OCESSING
UNIT
CF CONVEC
TI
ON
F
A
N