Bvso Performance Test; Dv-2000 Blocked Intake/Blocked Vent Test - ICP OLR105A12D Installation Instructions Manual

FIGURE 4
1 "FAN OFF" Limit
"FAN ON" Limit
Model : OLR160
2
Model : OUF105, OLF105, OLR105, OUF160,
NOUF105 &NOLF105
''HI'' Limit
Model : OLR160
3
Model : OUF105, OLF105, OLR105, NOUF105
& NOLF105
Model : OUF160
2.3.10 DV-2000™ Blocked intake/blocked vent test
On side-wall vented furnaces, the DV-2000™ venting system
incorporates a safety shutdown system that will shut the
burner down before #1 smoke occurs due to the presence of a
blocked intake or blocked vent outlet. Test the system as
follows:
1. Ensure that the furnace has been running for at least 10
minutes;
2. Gradually block the intake. The burner flame should shut
down before a #1 smoke reading occurs;
3. Gradually block the vent outlet. The burner flame should
shut down before a #1 smoke reading occurs;
4. If the burner does not shut down before a #1 smoke
occurs, ensure that the burner is set up according to Part
2, section 3.4 (2.3.4). Perform the CO
allow for the 1.5% CO
instructions;
DNS-0355 Rev. B
5. If the burner still does not shut down before a #1 smoke
90°F
occurs, check for a blockage of the pressure hose, or at
the hose connection points.
110°F
130°F
170°F
The DV-2000™ safety shutdown system will shut down
the burner flame during a blocked intake or blocked
180°F
vent condition if and only if, the burner has been set up
220°F
and calibrated in accordance with Tables 4.1, 4.2 or 4.3.
Perform the CO
burner is adjusted and final-set to a #1 smoke condition
during normal operation, the burner flame cannot
possibly shut down before #1 smoke occurs during a
blockage condition.

2.3.11 BVSO performance test

The purpose of the following test is to check that the
electrical outlet on the furnace, designated to the BVSO, is
functional.
1.
2.
3.
If the test is not in line with the above, call a QUALIFIED
SERVICE TECHNICIAN.
operating play required by the
2
IMPORTANT
/ Smoke Test. For instance, if the
2
Start up the burner;
Remove the three-pole plug from the BVSO outlet on
the furnace;
The burner must shut-off immediately, while the
blower continues to run to the end of the cool-down
cycle.
/ Smoke Test, and
2
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