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TEMPRITE
ROOF TOP AIR MAKE UP UNIT #101 |
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Nov.23/99 |
Oct.6/00 |
Oct.15/01 |
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Oct.19/04 |
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#101 |
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MAIN
REGULATOR LOCKUP: |
11.5"wc |
13.0"wc |
10.45 |
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11.5 |
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GAS PRESSURES |
Gas Supply "wc |
12 |
9.7 |
11.05 |
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10.44 |
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Low Fire "wc |
-4.5 |
-2.4 |
-2.45 |
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-3.22 |
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High Fire "wc |
1.5 |
1.45 |
1.55 |
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1.37 |
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High Fire |
Low Fire |
High Fire |
Low Fire |
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COMBUSTION AIR: |
O2% |
6.1 |
8.6 |
8.5 |
14.8 |
8.5 |
14.3 |
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CO% |
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88 |
12 |
10 |
4 |
8 |
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CO2% |
8.4 |
7 |
7 |
3.4 |
7 |
3.7 |
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Stack F |
475 |
425 |
209 C |
138 C |
217 C |
136.2 C |
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Efficiency% |
77.3 |
89.1 |
78.70% |
76.40% |
78.80% |
78.80% |
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OVERFIRE
DRAFT (high fire) "wc |
-0.21 |
-0.58 |
-0.2 |
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-0.68 |
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SAFETY CUTOUTS: |
Low Gas "wc |
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OK |
OK |
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OK |
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Hi Gas "wc |
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OK |
OK |
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OK |
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Flame
Failure (within 4 sec) |
OK |
OK |
OK |
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OK |
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SETTINGS: |
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Roomstat C |
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20 |
21 |
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22 |
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Ductstat F |
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62 |
64 |
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67 |
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COMMENTS: |
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Oct.19/04 |
1.) Unit would not start.
Roomstat faulty …. Changed out for a new unit |
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2.) Water leaking into control
cabinet (freezestat found full of water) |
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3.) New detector installed |
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4.) High CO at low fire
(114 ppm) - Linkage adjusted to give
less air & better mixing |
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Oct.15/01 |
1.) Supply gas pressure
falling off since 1999 - readjusted Reg. To give 11.05"WC. |
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2.) Pilot solenoid leaking by |
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3.) Greased supervisory cock |
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4.) New detector
electrode installed |
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Oct.6/00 - new burner Drawer Assembly installed with new detector and
ignitor |
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ID Fan proving switch sensing tube
needs replacing |
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Adjusted hi-gas cutout to 12"wc |
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Rubber expansion joint on plenum to
furnace needs replacing - done! |
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Past Work Done: |
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