| HORIZONTAL INSTALLATION |
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| |
| FLOW > |
| NO |
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|
|
|
| |
|
|
| YES | YES |
TO HEATER | D808 | TO CHIMNEY |
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|
|
|
| NO |
|
VERTICAL |
| INSTALL VENT |
| |
INSTALLATION |
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| ||
| DAMPER WITH |
| ||
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| TO CHIMNEY |
| |
|
| ACTUATOR TO |
| |
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| |
|
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| SIDES OF VENT |
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|
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| ONLY. DO NOT |
|
|
| D808 | MOUNT ABOVE OR | |
|
|
| BELOW VENT. |
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|
|
| ACTUATOR MAY BE |
|
|
|
| INSTALLED IN ANY |
|
|
| TO HEATER | POSITION ON |
|
|
|
| VERTICAL PIPE. |
|
Fig. 16: Installing Vent Damper
Vent Damper
For safe, efficient operation, the vent damper and all flue product carrying areas of the appliance must be checked annually, with particular attention given to deterioration from corrosion or other sources. Check vent damper operation as follows:
1.When the heater is off, check that the vent damper position indicator points to the closed position, Fig. 18.
Damper | Damper |
Position | Position |
Indicator | Indicator |
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|
| D808 |
|
|
|
| N.O. | N.C. |
|
|
|
|
| End |
| 1K2 |
|
|
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| Switch |
|
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|
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| C. |
|
| 1K1 |
|
|
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|
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| |
|
| Motor |
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| |
|
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| R |
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| 1K3 |
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| 1R |
|
|
|
| 1 |
| 2 | 3 | 4 | 5 |
Black | Orange | Red |
|
| Yellow | Blue |
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|
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|
|
| Limit |
|
|
| Thermostat or |
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| |
|
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| Controller |
|
|
|
| Dual Valve |
|
|
| ||
| Combination Gas |
|
|
| ||
| Control or |
|
|
| Transformer | |
| Ignition System |
|
|
| ||
Optional Limit
Location
L1 |
(Hot) |
L2 |
1
DAMPER OPEN | DAMPER CLOSED |
Fig. 18: Vent Damper position Indicator Showing Open
&Closed Positions
2.Turn the thermostat or controller up to call for heat and check that the vent damper indicator points to the open position, Fig. 18.
3.Turn the thermostat or controller down again and check that the vent damper position indicator returns to the closed position.
THE VENT DAMPER MUST BE INSPECTED AT
1Power supply provide disconnect means an overload protection as required.
Fig. 17: Vent Damper General Wiring Diagram
INSTALL THE VENT DAMPER TO SERVICE ONLY THE SINGLE APPLIANCE FOR WHICH IT IS INTENDED. IF IMPROPERLY INSTALLED, A HAZ- ARDOUS CONDITION, SUCH AS AN EXPLOSION OR CARBON MONOXIDE POISONING, COULD RESULT.
LEAST ONCE A YEAR BY A TRAINED, EXPERI- ENCED SERVICE TECHNICIAN. THE NAME OF THE PERSON WHO ORIGINALLY INSTALLED YOUR VENT DAMPER IS SHOWN ON THE INSTALLATION LABEL. DAMPER MUST BE IN THE OPEN POSI- TION WHEN HEATER MAIN BURNERS ARE OPERATING.
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