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TROUBLESHOOTING AND REPAIR |
DRIVE MOTOR AND GEARBOX REPLACEMENT AND ACCESS TO
HALL EFFECT MODULE (continued)
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7.Remove the two screws and lock washers holding the rear end plate to the gearbox and remove the rear end plate. Remove the three drive motor mounting screws, flat washers and lock washers (one is inside the gearbox housing). See Figure F.34.
8.Carefully remove the drive motor from the gearbox.
NOTE: To access Hall Effect Module for adjustment or replacement see Adjusting Speed Sensor Module in the maintenance section of this manual.
9.Install the replacement drive motor onto the gearbox and secure with the three screws, flat washers and lock washers. Install the rear end plate, lock washers and screws.
10.Position the wire drive assembly inside the case and secure to the bottom of the case with the
four bolts. Secure the electrode cable to the conductor block with the 1/2" bolt. See Figure
F.32.
11.For codes 10148 and above, connect both in- line connectors and position them behind the mylar insulation. See Figure F.32. For codes 9812 and below, install the two armature leads (539 and 541) and the three hall effect module leads (500, 512 and 555) onto the control board. See Figure F.33.
12.Install the control box cover and secure by installing the screws previously removed.
13.Install the wire reel and retaining collar and close the case door.
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FIGURE F.33. – CONTROL BOARD
539 541
G1757
500 | 555 | 512 |