Field Controls COMBUSTION AIR CONTROL CAC-120 user manual

Summary of the content on the page No. 1

CAC-120 COMBUSTION
AIR CONTROL
This kit is designed to control more than one appliance on a system using the Field Controls CAS-3
Combustion Air System with a chimney vented oil fired system. The controls in the CAS-3 will operate only
one appliance, therefore a CAC-120 is required for each additional appliance to be added to the same
CAS-3 unit. One CAS-3 unit can handle at max, a total combined firing rate input of up to 500,000 BTU/
Hr. Refer to the instructions included with the CAS-3 for

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Wiring: Wire the controls in accordance with the National Electrical Code, manufacturer’s recommendations and/ or applicable local codes. UNIT MUST BE GROUNDED. Check ground circuit to make certain that the unit has been properly grounded. The wiring should be protected by an overcurrent circuit device rated at 15 amperes. CAUTION must be taken to insure that the wiring does not come into contact with any heat source. All line voltage circuits MUST be wired in accordance with the National Ele

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Fan Proving Switch Air Sensing Tube Installation: 1. Attach the provided plastic tubing to the fan proving switch on the CAC-120 using the plastic compression fitting on the switch. 2. Cut the exposed tubing on the CAS-3 as shown in Figure 2. Install the provided plastic Tee and connect the tubing from the CAC-120 to the Tee. Figure 2 page 3

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LIMITED WARRANTY Field Controls, LLC (“Company”) warrants that its products shall be free from defects in material and workmanship under normal use for the limited period indicated, from the date of manufacture, subject to the provisions 1-8 below. Eighteen (18) months All Field Controls Products (except for those listed below as 5 years or 90 days). Five (5) years Field Controls Direct Vent Systems (FDVS), Field Oil Vent Kits (FOVP), and ComboVents (CV). Field Controls warrants that th