Section IV. GENERAL MAINTENANCE INSTRUCTIONS
a. This section provides instructions for performing the stationary vehicle airbrake test, welding, and painting.
b. Publications which provide additional information on general shop practice techniques, preservation, sheet
metal work, etc., are listed in appendix A of this manual.
Painting on the locomotive shall be done in accordance with TM 43-0139, Painting Instructions for Field Use.
Welding on the locomotive shall be done in accordance with TM 9-237, Welding Theory and Application.
2-9. STATIONARY VEHICLE AIRBRAKE TEST
Before beginning stationary vehicle airbrake test, ensure handbrake has been set, wheels are blocked, reverser is in
NEUTRAL position, and GF switch is in OFF position. Failure to do so may result in injury to personnel.
Brake preventive maintenance checks and services (PMCS) will be performed in accordance with TM 55-2210-223-12.
Before beginning stationary locomotive airbrake test, brake system must be fully charged.
a. Set handbrake and block wheels.
b. Set automatic and independent brake valve handles in RELEASE position.
c. Observe gages. Gages shall indicate the following:
(1) Main reservoir pressure 120 to 130 psi.
2) Equalizing reservoir and brake pipe pressure 80 to 90 psi.
(3) Brake cylinder pressure - 0 psi.