Exact Replacement Refrigerator Defrost Timer for GE part number WR9X480.
4 Terminals are on the timer, numbered 1,4,3,2 and has a wire from the motor to terminal number 3 and has a wire connected to terminal number 1.
This timer is a 6 hour 25 minute timer, which means every 6 hours it turns on the heater for 25 minutes.
Timer Motor is rated 120V, 1/3HP, 10A.
Replacement for numbers WR9X480 (AP2635477),3470, AH310849, CC312, CC900, EA310849, PS310849, WR09X0282, WR09X0297, WR09X0308, WR09X0309, WR09X0310, WR09X0316, WR09X0330, WR09X0332, WR09X0335, WR09X0336, WR09X0340, WR09X0341, WR09X0346, WR09X0368, WR09X0370, WR09X0421, WR09X0440, WR09X0480, WR09X5117, WR9X282, WR9X297, WR9X308, WR9X309, WR9X310, WR9X316, WR9X330, WR9X330B, WR9X330R, WR9X332, WR9X335, WR9X336, WR9X340, WR9X341, WR9X346, WR9X368, WR9X368R, WR9X370, WR9X370R, WR9X421, WR9X440, WR9X5117. 
Designed to fit specific General Electric made refrigerator models including Hotpoint and RCA.