Field Controls PVU-300 installation instructions Multiple Venting Systems

MULTIPLE VENTING SYSTEMS

1. To vent a 24 VAC controlled boiler or furnace and a 30 millivolt residential water heater using one PVU power venter refer to the following.

a. Follow the instructions for safe and proper venting previously specified in this manual. Make sure that the combined gross BTU/Hr input and equivalent vent pipe length does not exceed the maximum venting capacity of the venter selected.

b. A CK-20FV or CK-20FG control kit MUST be added to the system to properly control the venter during operation of the water heater. Refer to Figure 10 and Diagram F for vent pipe arrangement and wiring information.

Figure 10

Diagram F – Multiple Wiring with 24 VAC Furnace and 30mV Water Heater

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