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C7962B VISIBLE LIGHT FLAME DETECTOR
Mount the Detector (Fig. 3)
Mount the detector onto the sight pipe, pipe tee, nipple, or
other fitting. Make sure the flange gasket is in place inside the
mounting collar on the detector, and then screw the collar onto
the sight pipe or fitting.
C7962B
ADD PIPE TEE,
PERFORATED
NIPPLE, OR OTHER
SUITABLE DEVICE
FOR VENTILATION,
IF REQUIRED.
Fig. 3. Mounting a C7962B on a combustion chamber
(viewed from above).
REPLACING C7013 OR C7014
For locations shown in Fig. 5.
65-0277—03
FLANGE
GASKET
BLACK IRON
SIGHT PIPE
COMBUSTION
CHAMBER
WALL
M20913
C7962B DETECTOR
4-5/8 (117)
1/2-14 NPSM
INTERNAL
THREADS
HIGH TEMPERATURES (ABOVE 215°F [102°C])
DO NOT USE FOR TEMPERATURES ABOVE 266°F [130°C]
Fig. 4. Mounting dimensions of 136733 Heat Block in in. (mm).
Using a Heat Block with a C7962B (Fig. 4)
If the temperature of the sight pipe will become high enough to
cause the C7962B to overheat (above 165°F [74°C]) up to
266°F (130°C), screw a 136733 Heat Block (order separately)
onto the sight pipe before mounting the detector.
136733 HEAT BLOCK
5
1
[41]
8
5
[16]
8
9
[14]
16
1
1
1
1
4
16
[32]
[27]
1/2-14 NPSM
1/2-14 NPSM
EXTERNAL
INTERNAL
THREADS
THREADS
4
1/2-INCH SIGHT PIPE
M29281
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