Does my air compressor require a break in period? Wilson October 03, 2020 20:01 Updated If the manual for your unit does not mention a break in period, then your compressor does not require one. Please read the manual for your specific product. Related articles Where is the date code located on model numbers CMCMW270Z1 and CMCMW260P1 mowers? What types of blades will the model number CME612 accept? Are the 19.2 batteries interchangeable with the 20 v batteries? Comments 0 comments Please sign in to leave a comment.