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17 - LAMP REPLACEMENT
WARNING! Turn OFF power and allow approximately 20 minutes for the fixture to cool down.
1
Before removing rear cover, place the head in a horizontal position and engage both the PAN and TILT
locks for added stability (1). See the "PAN AND TILT LOCK" paragraph.
Loosen the marked screws and opening the four head cover (2).
3
Unclip the rear cover safety cable (3). Loosen the four marked screws (4, A) to remove the plate (4, B)
Push the metal locking plate down (4, C) and remove the lamp (4, D).
Carefully remove any debris found on gasket and screw holes of the heatsink module using a nonabra-
sive brush before installing! Carefully inspect gaskets for signs of wear such as cracking or hardening,
deformities, or alignment issues before replacing the lamp.
Then insert the new lamp using the reverse procedure.
30
2
4
PROLIGHTS - Astra Hybrid420
D
C
B
A
Fig. 12
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