Martin MAC 500 - Allast Transformer Assembly Magnetic Ballast Models ); Ase Cooling Fan

1998-08-0312 MAC 500
3. Slip the old belt off the pan drive gear first, them off the pan motors, and remove.
4. Guide the new belt over the wires, yoke base, and pan timing wheel.
5. Position the belt on the small motor gears first, then on the large drive gear.
6. Replace the pan sensor module. Replace the yoke and head.
2.11.4 R
EPLACE PAN MOTORS
1. Remove the pan assembly.
2. Remove the pan sensor module.
3. Remove the pan drive belt: slip it off the large gear first, then off the motor gears.
4. Loosen the set screws holding the gear to the motor shaft and remove the gear.
5. Remove the 8 mm hex bolts and remove the motor.
6. Install the new motor in the pan assembly.
7. Place the gear on the motor shaft level with the drive gear. Tighten the set screws just enough to hold the verti-
cal position along the shaft.
8. Replace the assembly in the base.
9. Install the drive belt.
10. Replace the pan sensor module.
11. Synchronize pan motor step: see procedure 3.9.
2.12B
ALLAST
/
TRANSFORMER ASSEMBLY
(
MAGNETIC BALLAST MOD
-
ELS
)
2.12.1 R
EMOVE ASSEMBLY
1. Remove the main circuit board and pan assembly.
2. Remove the 4 cam locks and the 10 screws from the mounting rails.
3. Remove both handles.
4. Cut the tie holding wires to the back rail.
5. Disconnect the ballast and transformer wires.
6. Lift out the assembly.
7. Installation is the reverse of the above procedure. Be sure to align the cam locks with the slots in the base and
mounting rails before tightening.
8. Connect both black ballast wires to ballast terminal 1. Connect the brown ballast wire according to your fre-
quency and voltage. See user manual.
9. Connect the both blue transformer wires to transformer terminal 1. Connect the brown and red wires to accord-
ing to your frequency and voltage. See user manual.
2.13B
ASE COOLING FAN
2.13.1 R
EMOVE FAN
1. Remove the main circuit board. Remove the handle from the fan end, and remove the 4 screws from the power
input/serial link panel. Remove the screws holding the side profile at the fan end.
2. Unplug and remove the fan.
3. Installation is the reverse of the above.