MOTOR COACH MC8 1977: SERVICE BRAKES, AIR
NHTSA Campaign ID Number: 79V178000
| Make | Model | Year |
|---|---|---|
| MOTOR COACH | MC8 | 1977 |
| Date Owners Notified | Date Received by ODI | Date Added to Database |
| 1979-10-01 | 1979-08-01 | 1979-10-12 |
Production Dates: 1975-02-01 - 1977-09-01
Manufacturers Involved: Motor Coach Industries
Component: SERVICE BRAKES, AIR
Potential Number Of Units Affected: 1602
Report Initiator: OVSC OVSC Report
Regulation Part Number: 571
Federal Motor Vehicle Safety Standard Number: 121
CERTAIN VEHICLES DO NOT COMPLY TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS". THE LOW AIR WARNING SIGNAL MAY NOT ACTIVATE UNTIL SERVICE RESERVOIR PRESSURE IS BELOW 60 PSI. ALSO, THE BRAKE RELEASE TIME MAY EXCEED THE REQUIRED 0.55 SECONDS ON THE RIGHT HAND FRONT WHEEL.
DEALER WILL ADJUST THE PIN SWITCH TO PRESSURE TO BRING VEHICLES INTO COMPLIANCE WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121.
VEHICLE DESCRIPTION: BUSES, INTERCITY.SYSTEM: SERVICE BRAKES; LOW AIR WARNING SIGNAL.CONSEQUENCES OF DEFECT: AIR PRESSURE MAY FALL TOO LOW AND VEHICLE OPERATORWOULD NOT BE WARNED. RESULTING PARTIAL LOSS OF BRAKING CAPABILITY COULD CAUSE AVEHICLE ACCIDENT.
