Sharp R-8R51 - Page 39

R-8R51(W)
.R-8R51{B}
TEST DATA TABLE
F6.3A
Weak
point
A017
Approx.
20A
Fuse
Surge resistor
Monitor resistor
Therma! cut-out (Fan motor)
Temperature fuse(Convection)
Temperature
fuse{Oven)
TC3
Grill
heating
elements
GH+GH
100 20W
3.60 20W
Off at 104°C
Off at 150°C
Off at 150°C
Approx. 510 (500W/112.5V x 2)
Insulation resistance > 10MQ
Approx. 350
Insulation resistance > 10MQ
230V 25W E14
Convection
heating
element
CH
Oven lamp 0
High
voltagr
capacitor
1.13uF
AC
2100V
Thermistor
a
Approx.
326
kQ
--
175
kO
At 20°C -- 30°C
MG Filament < 10°
Magnetron
Filament — chassis oo ohm.
Filament winding < 1Q
Secondary winding Approx. 61.60
Primary winding Approx. 0.940
Power transformer
TEST
POINTS
ON
CONTROL
UNIT
(on
“ON”
CONDITION)
Resistance
In/Out
put
terminal
Test
point
Volt
|
(Disconnect
the
power
plug)
Input
terminal
(power
suplly)
A5-A3
|
|
Approx.
6970
input
terminal
(stop
switch)
n-2
{|
[0
|
Input
terminal
(Themistor)
E3
—
£4
DC.
5V
Approx.
91kQ
at
20°C
--
30°C
Input
terminal
(Damper
switch)
E2
—
E5
Re
i
sO
eal
Output
terminal
(Grill
heating
element)
A5
—
C6
ee
ee
ee
Output
terminal
(Convection
heating
element)
A5
-
C1
ee
ee
0.
Output terminal (Oven lamp)
Output
terminal
(Fan
motor)
Ai
—
AS
AB
—
83
A
—
BS
15.9kQ
1640
ae
a=
eae
ee ee 3
Poel
aes
eee
as eae ee
37