Quantcast FIGURE 3-38.  Checking for Open Field Coil

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ARMY TM 9-2815-256-24 AIR FORCE TO 38G1-96-2 MARINE CORPS TM 2815-24/5 FIGURE 3-38.  Checking for Open Field Coil 3-12.6.  Assembly. a. Install contact (43), end plate (42), washers (41), and screws (40) in magnetic switch assembly (24). b. If removed, install nuts (26 and 27, FIGURE 3-15), washers (28 thru 31), lockwashers (32 and 33), and screw (25). c. Apply general purpose grease (630AA) to retainer (20), rollers (21), overrunning clutch (17), steel ball (18), spring (23), and bearings (34 and 35). d. Install washer (22) and spring (23) in magnetic switch assembly (24). e. Install five rollers (21), retainer (20), and starter pinion (19) in housing (16). f. Place steel ball.(18) in overrunning clutch (17) and install both in housing (16). g. Position  assembled  housing  (16)  on  magnetic  switch  assembly  and  secure  with  three  screws  (15).    Tighten screws 5.1 to 8.7 ft-lbs (6.9 to 11.8 Nm). h. Install armature (14) in magnetic switch assembly (24). i. Position  brush  holder  (13).    Lift  springs  and  install  brushes,  refer  to  FIGURE  3-39.    Ensure  negative  brushes (connected  to  brush  holder)  are  installed  in  negative  holes  (not  insulated)  and  positive  brushes  (connected  to yoke) are installed in positive holes (separated from plate with insulator).  Ensure positive brush leads are not grounded. FIGURE 3-39.  Installing Brushes j. Position   cover   (12,   FIGURE   3-15)   on   yoke   (39)   engaging   tab   on   cover   with   lead   wire   grommet,   refer to FIGURE 3-40.  Secure with two screws (11, FIGURE 3-15).  Tighten screws 1.95 to 3.40 ft-lbs (2.6 to 4.6 Nm). Change 3 3-49


 


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