27
R-763 -
Parts Symbol Value / Data
Fuse F1 F8A / 250V
Special fuse F2 15A / 250V
Thermal cut-out (MG) TC1 125°C
Thermal cut-out (OVEN) TC2 160°C
Oven lamp OL 200–250 V 25W E14
High voltage capacitor C 1.07µF AC 2100V
Magnetron MG Filament < 1Ω
Filament – chassis ∞ ohm.
Power transformer T Filament winding < 1Ω
Secondary winding Approx. 130Ω
Primary winding Approx. 2Ω
TEST POINT ON CONTROL UNIT
WARNING: DISCONNECT THE PLUG WHEN MEASURING RESISTANCE.
Resistance (Disconnect the
In/Out put terminal Test Point Volt power plug and close the door.)
Input terminal (Power supply) A1-A3 230V Approx. 1043 Ω ohm.
Input terminal (Stop switch) B1–B2 – 0.7 ohm.
Output terminal (Oven lamp, A5–A3 230V Approx. 165Ω ohm.
Fan motor, Turntable motor)
Output terminal (Power transformer) No. of RY3–A3 230V Approx. 2.6 ohm.
Output terminal (Earth) B2–Chassis – 0.7 ohm.
TEST DATA AT A GLANCE
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