Gotham GRSH Z MOUNTING FRAME - Manuel (Page 3)

SAVE THESE INSTRUCTIONS
Upon receipt, thoroughly inspect for any
freight damage which should be brought
to the attention of the delivery carrier.
Compare the catalog description listed on
the packing slip with the label on the
carton to ensure you have received the
correct merchandise.
INSTALLATION INSTRUCTIONS
GRSF DTT, GRSF TRT, GRS Z,
GRSH Z MOUNTING FRAME
IMPORTANT SAFETY INFORMATION
For Your Protection, Read Carefully
Warning: Risk of fire. Do not install
insulation within 3 inches of fixture
sides or wiring compartment, nor above
fixture in such a manner as to entrap
heat.
NEW INSTALLATION
Lay-in panel T-bar ceiling:
1. Cut ceiling opening slightly larger than the outside
diameter on the mounting frame. For flangeless
installation, cut ceiling opening slightly larger than
the outside of the vertical wall of the injection
molded mudring.
4” ceiling opening: 5-1/4”
(13.2cm). 6” ceiling opening: 7-1/4” (18.4cm).
2. Position mounting frame through opening in ceiling.
For wallwash applications, refer to label located
on mounting frame for proper orientation with
respect to the wall to be illuminated as shown
in Figure 1. Release clamping latch arms and
adjust channel bars to the correct spacing between
T-bar as shown in Figure 2. Secure channel bars to
T-bar by means of wire ties, screws or by bending
ends onto T-bar as shown in Figure 3.
3. Once mounting frame has been secured in
structure, adjust the mounting frame vertically to
align the bottom edge to either flush or slightly
above (1/8” max) the ceiling line as shown in
Figure 4. Secure mounting frame into position by
closing the clamping latch arm.
4. If additional security is required, a No. 8 sheet
metal screw, wire tie or wire (not supplied) may be
used to tie the latch arm to the mounting frame as
shown in Figure 2.
5. Remove knockouts on junction box to feed power
supply to fixture as shown in Figure 5. Supply wire
must meet applicable electrical codes and be rated
for a minimum of 90°C. Junction box is thru-wire
rated for 8-No. 12 AWG conductors (4in-4out)
6. Complete necessary wire connections. Snap the
door onto the junction box as shown in Figure 5.
For fluorescent applications: if the ballast is
desired on the opposite side of the junction box,
pass the entire door and ballast assembly through
the junction box and snap into place.
7. For HID applications: pivot ballast tray onto
spacer brackets as shown in Figure 6. Thermal
protector assembly must be plugged into the
appropriate power supply voltage (120V, 277V or
347V). Snap door onto the junction box.
8. Pull yoke upward until it locks into position as
shown in Figure 7.
9. Drop socket housing assembly through mounting
frame aperture.
Non-accessible ceiling: (plaster, drywall, etc)
For wallwash applications, refer to label located
on mounting frame for proper orientation with
respect to the wall to be illuminated as shown
in Figure 1.
1. Release clamping latch arms and adjust channel
bars to the correct spacing between joists as
shown in Figure 2.
Clamping
Latch Arm
Closed
Open
Figure 2
Figure 3
1. Electric current can cause painful
shock or serious injury unless handled
properly. For you safety, always
remember the following:
 Turn off the supply power.
 Ground the fixture to avoid potential
electrical shocks.
 Do not handle an energized fixture or
energize any fixture with wet hands,
when standing on a wet or damp surface,
or in water.
2. Specific safety information concerning
lamps:
 Match wattage of fixture and lamp
exactly.
 Do not remove or insert lamp when
power is on.
 Do not scratch glass or subject lamp to
undue pressure as either may cause
lamp breakage.
 Protect operating lamp from sources of
moisture.
 If lamp is marked it contains
mercury. Follow disposal laws. See:
www.lamprecycle.org.
Figure 1
Label
Wall
Figure 4
Ceiling
Mounting
Frame
Reflector
CJ520486 Rev. C
2/2014 3 of 6
©2005, 2010 Acuity Brands Lighting, Inc.
All Rights Reserved.