TSB 24-004-03 Defrost Door Inoperative Date: June 13, 2003 Models: 2003 (DR) Ram Truck Overview: This bulletin involves replacing the defrost door and lower half of the heater, A/C (HVAC) housing. Symptom/Condition: The defrost door may break at the pivot shaft causing inadequate travel. The system may not completely close causing
right-of-way, roadway worker, work zone safety. This standard provides requirements for rail transit agencies to address situations that are present when workers perform routine and emergency work on an operating rail line.
Sep 28, 2003 · Summary: This document establishes a standard for the periodic inspection, maintenance and testing of the major components of traction electrification substations for direct current (DC) rail transit systems. This includes periodic visual, electrical and mechanical inspections of components that affect safe and reliable operation.
APTA developed this standard to help rail transit systems identify and mitigate roadway worker safety concerns. This standard addresses the duties of roadway workers performing work within a work zone on or near the right of way (ROW).
This bulletin supersedes Technical Service Bulletin (TSB) 0300422 REV. A, date of issue August 18, 2022, which should be removed from your files. All revisions are highlighted with **asterisks** and include new repair procedure steps. This Technical Service Bulletin (TSB) has also been released as a Rapid Service Update
Jan 21, 2004 · I was wondering if any has had the TSB 24-004-03 performed on their truck. It is for the defrost door being inoperative. The procedure for doing this requires the removal of the dash and just about everything else to remove the heater housing.
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