FIELD CONTROLS CK-43 User's Manual
Contents
1. 24 VAC SVSTEM CONTROL KIT Model CK 43 MG1 Barometric Draft Control The CK 43 is designed for use with the SWG Series Power Venter for controlling Natural Gas and L P Gas Draft Induced appliances Control kits control the operation of SWG Power Venters Control Kits can also control the operation of Field Draft Inducers and Combustion Air Systems ITEMS INCLUDED IN KIT 1 Junction box with mounted pressure switch and relay timer 1 1 Ft Length of 1 4 inch aluminum tubing 1 1 4 inch tubing connector 1 Flexible conduit connector 1 4 MG1 Barometric Draft Control or 5 AF Barometric Draft Control This device MUST be installed by a qualified agency in accordance with the manufacturers installation instructions The definition of a qualified agency is any individual firm corporation or company which either in person or through a representative is engaged in and is responsible for the installation and operation of gas appliances who is experienced in such work familiar with all the precautions required and has complied with the requirements of the authority having jurisdiction DO NOT DESTROY THESE INSTRUCTIONS MUST REMAIN WITH EQUIPMENT FIELDCONTROLS The Venting Solutions Company 2630 Airport Road Kinston NC 28504 Phone 252 522 3031 Fax 252 522 0214 www fieldcontrols com INSTALLATION INSTRUCTIONS MOUNTING JUNCTION BOX The junction box can be mounted at the venter or remotelv moun2. Figure 8 ADJUSTMENT WEIGHT ON RIGHT SIDE FOR VERTICAL FLUE PIPE FOR HORIZONTAL PIPE REMOVE WEIGHT FROM RIGHT SIDE AND ATTACH ON LEFT SIDE Figure 9 percentage of CO and check for presence of CO Refer to the appliance instructions and or to the local gas company for the proper CO readings and allowable CO levels A rule of thumb for draft setting is between 01 to 03 of water column draft at the appliance outlet Check equipment requirement Changes in the adjustment of the 4 MG1 control should be made by adding or removing the washer like weights supplied with the control to or from the weight holder chain assembly After the control is adjusted it s action will be entirely automatic the gate will open or close by itself to correct for changes in the draft that occur in the chimney Page 4 PROVING SWITCH ADJUSTMENTS After proper air flow is established the pressure switch adjustment is made bv turning pressure switch adjustment screw clockwise See Figure 10 until burner operation stops Turn the adjustment screw counter clockwise until burner ignites Turn the adjustment screw an additional 1 4 to 3 4 turn counterclockwise to ensure adequate switch adjustment A THERMOSTAT HEAT ANTICIPATOR ADJUSTMENT WARNING Failure to properly adjust the pressure switch as specified above could lead to improper operation of the pressure switch which will result in
3. Make a series of cuts about 1 2 apart from the edge of this hole to the outline marks 6 Strap the collar to the flue pipe Figure 4 Figure 5 7 Bend the tabs formed by the series of cuts outward against the inside of the collar to make a tight joint 8 Refer to Insertion of Draft Control Section Page 3 DRAFT CONTROL INSTALLATION IN TVPE B VENT PIPE CAUTION DO NOT use the supplied collar when mounting draft control to Tvpe B Vent Pipe Install bv using a Tvpe B Vent Pipe Tee 1 Install a vent pipe reducer or increaser into the inner pipe and fasten using sheet metal screws See Figures 6 8 7 2 Theopening of the Tvpe B Vent Tee at the draft control mounting location should be sealed with a high temper ature sealant or equivalent 3 Refer to Insertion of Draft Control Section INSERTION OF DRAFT CONTROL SECTION Insert the draft control into the collar or tee The front face of the control MUST be plumb and the bearing surfaces MUST be level whether the control is on a horizontal vertical or sloping flue pipe Use a spirit level and level accuratelv See Figures 6 8 7 Secure the control in the collar by tightening the clamping screws If a tee is used or a collar is supplied locally the control may be held in place by sheet metal screws ADJUSTMENTS ADJUSTING THE DRAFT CONTROL WITH 4 MG1 The control MUST be adjusted to the desired draft setting by adding or removing the washer type weights sup
4. a hazardous condition and bodily harm After venting kit installation and checkout check the amperage current draw through the thermostat circuit and adjust the thermostat anticipator accordingly POST PURGE TIMER ADJUSTMENT To adjust the post purge time refer to Figures 11 amp 12 For timer that looks like Figure 11 Rotate the timer adjustment on the timer clockwise to increase the operation time To decrease the operation time rotate the timer adjustment counterclockwise For timer that looks like Figure 12 Rotate the timer adjustment on the timer counterclockwise to increase the operation time To decrease the operation time rotate the timer adjustment clockwise Typical post purge time should be between 3 to 5 min WIRING PRESSURE SWITCH ADJUSTMENT DECREASE INCREASE SENSING SENSING PRESSURE PRESSURE PRESSURE SWITCH ADJUSTMENT SCREW Figure 10 Min smn A Max ADJ DELAY CONTROL The Field Controls Co L L C Figure 11 it ek t ay FIELD aN CONTROLS G Max f IMIN co ADJ DELAY CONTROL Figure 12 CAUTION Disconnect electrical power when wiring power venter POWER VENTER KIT WIRING NOTE f using this control kit with an electronic thermostat you need an RJR 5 isolation relay Wire the venter motor and controls in accordance with POST PURGE TIMER cere R pee SB r te ii
5. 3 4 2 the National Electrical Code ees manufacturer s recommendations and or applicable local codes UNITS CANIM Mella MUST BE GROUNDED Check ground THERMOSTAT CONNECTIONS TERMINAL IN FURNACE JUNCTION BOX OREA G ONIHERMOSTAT W circuit to make certain that the unit has Li 120VAC been properly grounded The wiring should be protected bv an over current circuit device rated at 15 amperes CAUTION must be taken to insure that the wiring does not come into contact Fame serge Factory Installed Field Installed SWG POWER VENTER MOTOR ff M with any heat source All line voltage and safety control circuits between the Diagram A venter and the appliance MUST be wired in accordance with the National Electrical Code for class one wiring or equivalent methods Route the venter motor and control wiring with an appropriate wiring method Refer to the Wiring Diagram A Page 5 1 SVSTEM CONTROL CHECK OUT PROCEDURES Adjust the thermostat to call for heat and observe the power venting system for proper operation sequence Repeat if necessary a Thermostat calls for heat b Relay is energized and venter motor starts c Pressure switch closes and burner starts d Thermostat is satisfied th
6. ENCLOSURE Figure 2 1 8 NPT 1 4 OD TUBING ELBOW PRESSURE SWITCH FLEX CONDUIT SWG POWER VENTER CONDUIT CONNECTOR ALUMINUM TUBING 1 4 OD TUBING CONNECTOR Figure 3 DRAFT CONTROL INSTALLATION See Figure 4 for tvpical vent svstem lavout CAUTION This draft control is TRANSITION IF REQUIRED ae CK CONTROL KIT _ shipped as a single acting draft control If the draft control is not smowre o ON being used on a gas draft induced furnace remove the gate stop on the draft control ring before PRESSURE 12INCHES OO FROM APPLIANCE installing VENT OUTLET NL 4 7 PRESSURE SENSING HOLE TRANSITION Pa IF REQUIRED COLLAR INSTALLATION This control is shipped with a collar patterned to fit a single wall round vent pipe To attach this collar to the flue see Figure 5 and follow the instructions below 1 Bend outward the two ears at the front corners of the collar Bend 90 degrees 1 4 inch behind the single hole on the straps 2 Insert clamping screw in ears on collar and bolt the remainder of the collar together 3 Hold the collar against the side of the flue in the exact position it is to be installed shown by dotted lines and mark the outline of the collar on the flue 4 Cuta hole in the flue about 1 2 inside of this outline 5
7. e burner stops e This starts the post purge cycle While system is operating disconnect power to the venter motor This should open the pressure switch contacts and stop burner operation TROUBLE SHOOTING HINTS 1 Main burner does not fire when thermostat calls for heat with venter operating a Check pressure switch adjustment b Check wiring connections between pressure switch and burner c Check pressure switch for conti nuity across terminals during venter operation Venter does not activate when thermostat calls for heat a Check wiring b Check relay for proper operation Flue gas odor a Check system draft b Check for negative pressure in building c Check post purge time MAINTENANCE 1 Motor Inspect motor once a year the motor should rotate freely 2 Wheel Inspect venter wheel annually to clear any soot ash or coating which inhibits either rotation or air flow Remove all foreign material before operating 3 Vent System Inspect all vent pipe connections annually for looseness and for evidence of flue gas leakage Seal or tighten pipe connections if necessary Page 6 INSTALLATION INFORMATION MODEL NO CK 43 Control Kit INSTALLER S NAME INSTALLER S COMPANY INSTALLER S PHONE NO DATE OF INSTALLATION Page 7 FIELDCONTROLS TM The Venting Solutions Companv 5 46190700 A
8. ported by the two chains on the side of the draft control See Figure 8 DO NOT move the weight attached directly to the gate this is used only for balancing at the factory ADJUSTING THE DRAFT CONTROL WITH 5 AF Vertical Flues Mounting The control is shipped for installation in a vertical flue The adjustment weight should be in the right hand slot when you face the control See Figure 9 Horizontal Flues Mounting For hori zontal flues remove the weight from the right hand slot and attach it to the left hand slot as shown in Figure 9 What Draft Setting to Use When adjusting the control two things are essential 1 The burner must be operating for at least 10 minutes to obtain maximum chimney draft 2 An analysis of the flue gases is necessary to determine the USE PIPE INCREASER OR REDUCER IF REQUIRED DRAFT CONTROL SECURE WITH AT LEAST B VENT TEE 3 SHEET METAL SCREWS AND SEAL JOINT Figure 6 USE PIPE INCREASER OR REDUCER IF REQUIRED je SECURE WITH AT LEAST 3 SHEET METAL SCREWS AND SEAL JOINT Draft Control B VENT TEE Figure 7 WEIGHT LEVER DO NOT ADJUST RING GATE GATE STOP ONLY WITH GAS DRAFT INDUCED FURNACES OR SIDEWALL POWER VENTED SYSTEMS ADJUST DRAFT BY NUMBER OF WASHERS ATTACHED HERE
9. ted awav from the venter See Figure 1 amp Figure 2 1 Remove one of the knockouts from the side of the junction box where the pressure switch is mounted Install the flexible conduit connector onto the CK 43 junction box and secure with fastening nut If remote mounting the CK 43 junction box mount the flexible conduit connector onto a 2 x 4 installer supplied junction box Fasten the flexible conduit from the SWG Venter into the conduit connector Mount the CK 43 junction box or installer supplied junction box onto the wall or floor joist without straining the flexible conduit Fasten the CK 43 junction box through the four dimpled locations on the base of the box See Figure 3 PRESSURE SWITCH SENSING TUBE INSTALLATION 1 Attach the 1 4 inch tubing connector to the pressure tube on the SWG Venter See Figure 3 Connect the supplied 1 4 aluminum tubing to the tubing connector Route the tubing to the CK 43 junction box and connect the tubing to the pressure switch When routing the tubing avoid kinking the tubing by bending the tubing too sharply For remote mounted CK 43 Junction Box use a 1 4 OD copper aluminum or plastic tubing and route the tubing to avoid contact with any heat source Page 2 CK KIT JUNCTION BOX kol SWG VENTER Figure 1 N JUNCTION BOX INSTALLER SUPPLIED APPROVED TVPE OF WIRING
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