Hitachi C 10RA2 Technical And Service Manual page 28

(1) Turn the Wheel [131] counterclockwise and move the motor to the lower limit position. Turn the Tension
Handle [130] counterclockwise to loosen and tilt the motor at an angle of 45 degrees. Turn the Tension
Handle [130] clockwise to tighten. Then, turn the body (Table [67] surface upside down.)
(2) Remove the two Brush Caps [220] and remove the two Carbon Brushes [221].
(3) Remove the four M5 x 30 Machine Screws [225], and remove the Housing Ass'y [222] (including the Stator
[218]), Baffle [215], and Armature Ass'y [212] in this order.
(4) Hold the Strain Relief [227] with the pliers and pull it out from the Housing Ass'y [222].
(5) Remove the two D5 x 60 Tapping Screws [216]. Then, detach the lead wire of the Stator [218] from the Brush
Holder [223], and the ground wire connector on the Stator [218]. And, while lightly striking the mounting
surface of the Bracket [211] of the Housing Ass'y [222] with the plastic hammer, draw out the Stator [218].
(6) Loosen the two M6 x 6 Hex. Socket Set Screws [106] securing the Anchor Block [107] and the two M6 x 6
Hex. Socket Set Screws [87] securing Bevel Gear (A) [74]. Remove the Wheel [131], the M 9.5 Flat Washer
[133], the Regulating Bolt [119], the 57L Compression Spring [118], the M16 Flat Washer [117], the 20L
Compression Spring [116], the M9.5 Flat Washer [108], the Anchor Block [107] and Bevel Gear (A) [74].
(7) Remove the M8 x 16 Bolt (with/Washers) [109] using a 12 mm wrench, and remove the Pointer Bracket [136]
(including the Needle Pointer [139]).
(8) Turn the Tension Handle [130] counterclockwise to loosen, and remove it.
(9) Loosen the M6 Nut [115] using a 10 mm wrench, and remove the M6 x 25 Flat Washer [129], the Spacer
[114], and the M6 x 35 Special Bolt [110].
Refer to Fig. 28 for the part numbers of the 200 level.
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