5
CHAPTER
Basic Techniques
There are many different ways to diagnose a problem, but all of them use basically the same reasoning:
• Where does the consumer think the malfunction is located within the appliance or air conditioner?
• Where is the actual problem located within the appliance or air conditioner?
• Are there any related problems with the appliance or air conditioner?
• How can the problem with the appliance or air conditioner be solved?
For example, the consumer states that the dryer does not dry the clothes and believes that the heating element is bad. The actual problem might be a restricted exhaust vent, a clogged lint filter, bad heating elements, faulty operating thermostats or safety thermostat, or improper control settings. ...