TM 9-2350-277-20-5REPLACE M3 NBC HEATER CONTROL BOX, REGULATOR, AND BRACKET (M113A3ONLY) — Continued0791 00INSTALLATIONNOTEProcedures to install the control box/regulator bracket if removed, follow Steps 1 - 4.NOTEIf installing a new bracket, clean paint around the areas the lockwasher will be mounted onboth sides of the bracket for the hull, regulator, and control box mounting location. This is toinsure proper grounding of both the regulator and NBC control box.1. Place four new lockwashers (12) on the hull weldment studs. Position the bracket (10) and secure with four newlockwashers (12), two ground straps (6) and (13), and four screws (11).NOTEPlace a lockwasher on both sides of the bracket to insure good grounding when securing theregulator.2. Install regulator (3), eight new lockwashers (9), and four screws (8) on bracket (10).3. Install ground strap (6) new lockwasher (5), and nut (4) on regulator (3).4. Connect two cannon plugs (1) and (2) regulator (3).0791 00-4
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