TM 9-2350-247-34
INSTALL ENGINE COOLANT HEATER KIT (M548A3) — Continued
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34. Install personnel heater control box on mounting bracket (see your -20).
35. Install control box (1) on bracket (20) with two screws (3), lock washers (4), ground lead (5) and two nuts (6).
36. Install control box panel (7) in control box (1) with two screws (8).
37. Install ground lead (5) to control box (1) with screw (9) and two lock washers (10).
38. Press two mounts (11) into bracket (2).
39. Install bracket (2) on dashboard with two screws (12), lock washers (13) and nuts (14).
40. Connect coolant heater wiring harness (15) to control box (1).
41. Connect circuit 400A (16) to control box lead (17).
42. Place decal (18) over control box (1) on dashboard.
43. Route wiring harness (15) along existing harnesses and through left side battery box. Strap to existing harnesses with 10
tie straps (19).
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