Windshield wiper assembly
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(→Failure Modes and Effects Analysis) |
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*Protects "Rigid Subassembly" and allows for mounting | *Protects "Rigid Subassembly" and allows for mounting | ||
| Corrosion || Does not mount properly in car; Fails to rotate the wiper arm | | Corrosion || Does not mount properly in car; Fails to rotate the wiper arm | ||
+ | |- | ||
+ | | '''Cylindrical Rings''' | ||
+ | *Within "Rigid Subassembly" these act like bearings and allow for wiper arm rotation | ||
+ | | Loss of grease || Causes grinding; Fails to rotate the wiper arm | ||
|- | |- | ||
| '''Hose''' | | '''Hose''' |
Revision as of 14:37, 23 September 2007
Failure Modes and Effects Analysis
Item and Function | Failure Mode | Effects of Failure | S | Causes of Failure | O | Design Controls | D | RPN | Recommended Actions | Responsibility | Comments |
---|---|---|---|---|---|---|---|---|---|---|---|
Motor connection link
| Loose connection | Little or no mechanical power transmitted to Link LN3 | |||||||||
Rubber Connections
| Corrosion | Doesn't connect other links and fails to transmit power to links | |||||||||
Rubber Thermal Mount
| Corrosion | Does not mount properly in car; Fails to rotate the wiper arm | |||||||||
Cylindrical Rings
| Loss of grease | Causes grinding; Fails to rotate the wiper arm | |||||||||
Hose
| Holes | Cause wiper fluid to leak and not reach the nozzle | |||||||||
Nozzle
| Chipping or breaking | Will not spray the wiper fluid onto the window | |||||||||
Spring Connector
| Chipping or breaking | Does not secure spring thereby letting the wiper arms move away from the windshield |