A
IRA
ATH I
NSTALLATION
O
PERATION AND
S
ERVICE
M
ANUAL
10.2 U-Tube Cover Installation
The package contains two reflector joint pieces (P/N 02750901), one 2439 mm (8') reflector and 18 x #8 sheet metal
screws. Install the U-tube cover using the following procedure.
Step 10.2.1
Cut the 2439 mm (8') reflector in half to be used on both
sides to cover the U-tube.
Step 10.2.2
Flatten 1220 mm (4') reflector edge where joint piece
matches. Put a mark on the 1220 mm (4') reflector,
directly over the tube center. Center the accessory joint
piece on the mark and scribe its contour on the reflector.
Scribe the location of the mounting holes.
Step 10.2.4
Use six #8 sheet metal screws to attach the joint piece.
Step 10.2.3
Cut away the reflector to clear the tube, leaving about 250
mm (1") of material inside the scribed contour to attach
the accessory joint. Drill or punch six 3 mm diameter
holes in reflector in the positions shown below.
Cut away contour
with tin snips.
Punch/Drill six
3 mm holes
Repeat
Step 10.2.1 through Step 10.2.4
to attach the reflector joint piece on the other reflector.
Step 10.2.5
The overlap of both reflector joint pieces is attached with six #8 sheet metal screws.
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