Federal Signal Corporation 350 Instructions D'installation page 5

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5. pr projector installation
Refer to the introduction, warning message to installers, and basic installation instructions
The Model PR Projector can be added to any of the installations described on this sheet. Secure
the projector to the horn with the two 10-32 x 1/2" Phillips head Taptite screws provided in the
accessory kit. Use two additional 8-32 slotted head screws (provided) in the remaining mounting
holes of the projector. If it is desired to use either of the projectors when the horn is flush mounted,
it is necessary to install the Model SF Plate instead of the FG Grille. (Diagram G).
6. pr2 projector installation
Refer to the introduction, warning message to installers, and basic installation instructions
The Model PR2 Projector can be added to any of the installations described on this sheet. Secure
the projector to the horn with the two 10-32 x 1/2" Phillips head Taptite screws provided in the
accessory kit. Use two additional 8-32 slotted head screws (provided) in the remaining mounting
holes of the projector. If it is desired to use either of the projectors when the horn is flush mounted,
it is necessary to install the Model SF Plate instead of the FG Grille. (Diagram H).
7. Weatherproof panel Mounting
Refer to the introduction, warning message to installers, and basic installation instructions
The Model TR trim ring can be installed with the horn for panel mounting applications requiring
Type 4X Rating. Center the trim ring between the panel and the horn. Secure the assembly to the
panel using the (4) 8-32 x 1-5/8" screws, screw collars, and keps nuts (Diagram I).
Only the hardware supplied with the Model TR should be used to ensure the Type 4X Rating.
8. Optional Weatherproof panel Mounting kit
When mounting the horn in a panel application requiring a NEMA 4X Rating, purchase Kit No.
8435666. This weatherproof mounting kit includes a gasket and hardware for flush mounting
(Diagram J) the horn.
Communication and shipments should be addressed to:
fEDEraL SiGnaL cOrpOratiOn
Industrial Systems
Service Department
2645 Federal Signal Drive
University Park, IL 60484-3167
708-534-4858 (Service)
708-534-3424, extension 5823 (Technical Assistance)
above before installing horn.
above before installing horn.
above before installing horn.
nOtE
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