Title: Test block heaters.
Course: Diesel Equipment Technology II (20107-II) > Section: Electrical/Electronic Systems: Servicing Related Electrical Systems

Testing should include

- checking for the proper voltage source, grounds, switches, modules, wiring, and related components
- referring to service materials and following manufacturer guidelines.

ASE 9: I. Diesel Engines: E. Cooling Systems (P-2)

Process/Skill Questions:

- What might cause a block heater not to work properly?
- What conditions require a block heater?