Chapter 10: Servicing the e-Q2B Siren System
e-Q2B Siren System
54
Removing the Standard Control Head
The standard control head is easily removed from the mounting brackets.
Tools needed:
✔
7/16" nut driver
✔
Small Phillips screwdriver
✔
Small needle-nose pliers
✔
1/64" hex key wrench
To remove the control head for service or replacement:
1.
Use a 7/16" nut driver to remove the two 1/4-20 x 3/4" hinge screws securing the two
mounting brackets together. Retain the screws and the two 1/4" external-tooth lock washers
(Figure 10.3).
Figure 10.3 Control head removed from mounting surface
FEDERAL SIGN
AL CORP
#6-32 x 1/4" SCREW,
PHIL. PAN HD (2)
#6 SPLIT
LOCKWASHER (2)
1/4-20 x 3/4" HINGE SCREW,
HEX HEAD (2)
1/4" LOCKWASHER,
EXT. TOOTH (2)
FEDERAL SIGN
AL CORP
MOUNTING SURFACE
290A6815
Содержание e-Q2B
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