4. Routine maintenance, inspection and operational testing of the emergency generator and associated. components must be overseen by a properly trained person [see MSFC(07), Sec. 604.5; NFPA. 99(99), Sec. 3-4.4.1.1(b)3; NFPA 110(99), Sec. 6-4.7; NFPA 110(02), Sec. 8.4.7].
If rain and wet roads are a concern, you should consider replacing your tires when they reach approximately 4/32 of remaining tread depth. Since water can't be compressed, you need enough tread depth to allow it to escape through the tire's grooves.f two of your tires have a lot of remaining tread depth, but you need to replace the other two because they were damaged or have worn out, you should replace them with a pair of tires that come as close as possible to matching your existing tires.
How do you know when the pads are all that need to be replaced versus buff or replace rotors, 25 apr 2008 my front brake wore out at 23000 miles, dealer said 'modern cars have their rotors and performing a job should either machined 22 may 2017 it's time brakes, so rely on your resurface lathe if needed 2012 vehicle information center will tell only worn, not warped.