Service manual

MAINTENANCE : MAINTENANCE PROCEDURES

02.9663.0010 D 23-Oct-02 47

Tilt Motor Assembly Replacement

Parts:

ASSEMBLY, TILT MOTOR (21.9663.1816)

Tools:

#2 Phillips screwdriver

To remove and replace tilt motor assembly:

Step 1. Disconnect luminaire AC input cable from power source.

Step 2. Remove yoke leg cover (side with menu display) by removing two

6-32x1/2" PPB screws and two 6-32x3/8" PPB screws (Figure 2-25).

Step 3. Remove display overlay and plate, by removing three 6-32x1/2" PPB screws.

Step 4. At controller PCB, disconnect wiring at connectors marked:

a. GOBO/COLOR/ZOOM/EDGE/DIMMER/ROTATE

b. PAN/TILT

c. POWER

d. COMM

e. SHUTTERS (if applicable)

f. BALLAST (if applicable)

Step 5. Remove four 6-32x3/8" PPB screws and remove controller PCB.

Step 6. At encoder PCB, remove two 4-32 screws.

Step 7. Disconnect connectors at J1 and J2 and remove encoder PCB.

Step 8. At tilt motor assembly, loosen four 6-32x1" PPB screws. Slide assembly

forward and remove belt from pulley.

Step 9. Remove four 6-32x1" PPB screws and #6 flat washers and remove tilt motor

assembly (spring will come loose also).

Step 10. Replace by doing steps 2 through 9 in reverse. (Belt tension is automatically

set by spring.)