Drive Motor used in 463i electronic timer assemblies ( rare backwash only version of the 460i ) Voltage rating 8.5 to 13 VAC, 60 Hz, 1 1/3 rpm ( twice as fast as the 2/3 rpm in the 460i ). SPECIAL ORDER ITEM
This motor rarely fails, so check yours carefully before ordering.
The transformer or circuit board are more likely sources of timer problems.