Trane Voyager TS 150-300 Series Installation, Operation And Maintenance Manual page 33

Figure 21. Brackets
Figure 22. Return air smoke detector for downflow units
PLASTIC ELBOW
COPPER TUBE
(FACTORY INSTALLED)
VINYL TUBES (7-3/4 INCHES LONG)
4. Slide one 2" piece of the vinyl tubing provided onto the
short smoke detector inlet tube which protrudes out of
the back side of the smoke detector. Push this piece of
vinyl tubing onto the inlet tube until it contacts the end
of the plastic extension on the backside of the smoke
detector.
5. Slide the long piece of vinyl tubing provided onto one
leg of the plastic barbed elbow provided. Slide the
other end of this piece of vinyl tubing with the elbow
attached approximately 1" onto the end of the copper
sampling tube installed in the unit's return air opening.
Position the leg of elbow without the vinyl tubing such
that it points toward the front side of the unit (directly
out of the unit toward the filter access panel).
RT-SVX25Q-EN
THREE PIECE HOOD
VINYL TUBES (2 INCHES LONG)
METAL EXHAUST TUBE
(16.34 INCHES LONG)
6. Mount the smoke detector assembly into the unit.
Align the smoke detector (exhaust tube down) with the
holes in the outer panel of the barometric relief hood
and position the smoke detector flush on the panel.
Note: On all units there is a hole with a plastic snap
bushing located on the inner vertical side of the
barometric relief hood that the long exhaust tube
must pass through. Be sure that the exhaust tube is
aligned with this hole before positioning the smoke
detector flush on the outer panel of the barometric
relief hood.
7. Secure the smoke detector to the hood with two #10-16
x 3/4' sheet metal screws provided.
Factory-Mounted Unit Options
METAL INTAKE TUBE
SMOKE DETECTOR
TUBES INSTALL FROM BOTTOM,
TOP DOES NOT NEED TO BE
REMOVED FROM SMOKE DETECTOR
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