Product Overview
Part Number: 4039953
Overload, Compressor - QUEST DUAL 155
For QUEST units manufactured AFTER 7/27/2019
Note) Determine your unit's manufacture date by the beginning of its serial number. The first letter of the serial represents the month while the first two numbers represent the year. For example, a unit with its serial beginning in "F20" was manufactured June of 2020 (F = 6, the sixth letter of alphabet).