Federal Signal Corporation VISION, Installation And Maintenance Instructions Manual

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1. Vision Pods.
a. Remove and retain the two Torx
head screws which secure the dome to the pod.
b. Carefully remove the dome and
set it aside.
CAUTION
Service life of lamp will be shortened if glass
portion is touched. If glass has been handled,
clean carefully with a grease solvent.
c. To replace the halogen lamp,
twist to unlock and then pull the defective lamp out
of the socket. Install a new #795X lamp in the socket
(see figure 6-7). Refer to paragraph 6-6 for Federal
Signal Part Number.
d. Replace the dome using the
previously removed screws.
6-5
2. SignalMaster.
CAUTION
Use of higher wattage lamps can result in
damage to the lenses.
a. Remove and retain the two
screws which secure the lens. Carefully pull the lens
straight away from the light assembly.
CAUTION
Service life of lamp will be shortened if glass
is touched. If glass has been handled, clean
with a grease solvent.
b. Remove the defective lamp by
carefully pulling it out of the socket. Install a new
lamp (G.E. GH-22) by aligning the pins on the lamp
base with the holes in the socket, and carefully
pushing the lamp into the socket. Refer to paragraph
6-6 for Federal Signal Part Number.
c. Replace the lens using the previ-
ously removed screws.
C. Cleaning Reflectors.
WARNING
Scratched or dulled reflectors will cause reduced
effectiveness of light system. Avoid heavy pressure
and use of caustic or petroleum based products when
cleaning. If crazing of reflectors does occur, reliability
of light for emergency warning purposes may be
reduced until reflectors are replaced.
Use a soft tissue to clean the reflectors.
Figure 6-7. Pod Lamp Replacement.