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R7184A,B,P,U
Interrupted Electronic Oil Primary
INSTALLATION INSTRUCTIONS
lockout timing will be extended to 4 minutes and the
APPLICATION
ignition set in the intermittent mode for this cycle only.
The R7184 automatically reverts to its labeled interrupted
The R7184A,B,P,U Interrupted Electronic Oil Primary is a
and safety switch timing states. The pump priming cycle
line voltage, safety rated, interrupted ignition oil primary
can only be entered if there have been no lockout
control for
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R7184A,B,P,U INTERRUPTED ELECTRONIC OIL PRIMARY Electrical Ratings: NOTE: Reduce burner FLA rating by Ignitor load. For Inputs: example, if the ignitor draws 3A (120 Vac, 360 Voltage: 102 to 132 Vac, 120 Vac nominal. VA), reduce the burner motor FLA to 7A. Current: 100 mA plus burner motor, valve and ignitor loads. Environmental Ratings: Frequency: 60 Hz. Operating Ambient Temperature: -40°F (-40°C) to Outputs: +147°F (+64°C). Relay Contacts: Shipping Temperature: -20°F (-29°C) to +150°F (+
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R7184A,B,P,U INTERRUPTED ELECTRONIC OIL PRIMARY CHECKOUT L8148A,C THERMOSTAT C1 AQUASTAT® L1 CIRCULATION CONTROLLER C2 PUMP L2 Start System B2 1 T B1 R T W WARNING R7184 LIMIT T Fire Hazard. L1 Can cause serious injury or death. T Make sure combustion chamber is free of oil L2 JUMPER and/or oil vapor before starting system. BURNER MOTOR BURNER MOTOR INTERRUPTED IGNITOR IGNITOR INTERRUPTED INTERMITTENT IGNITOR VALVE INTERMITTENT VALVE TO BURNER MOTOR REMOTE CAD CAD ALARM 2 ALARM L1 CELL CELL
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R7184A,B,P,U INTERRUPTED ELECTRONIC OIL PRIMARY R7184 R7184 JUMPER T LINE VOLTAGE L1 1 THERMOSTAT L1 T OR AQUASTAT® LIMIT T L1 LINE VOLTAGE 1 LIMIT CONTROL THERMOSTAT LIMIT HOT T L1 L2 OR AQUASTAT® L2 HOT CONTROL JUMPER L2 VALVE L2 3 BURNER BURNER MOTOR MOTOR VALVE OIL VALVE INTERRUPTED IGNITOR IGNITOR BURNER BURNER MOTOR MOTOR INTERMITTENT INTERRUPTED IGNITOR TO IGNITOR REMOTE CAD CAD INTERMITTENT ALARM 2 ALARM CELL CELL CIRCUIT TO REMOTE JUNCTION CAD ALARM 2 ALARM CAD BOX CELL CIRCUIT CEL
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R7184A,B,P,U INTERRUPTED ELECTRONIC OIL PRIMARY 1. Flashing at 1 Hz (1/2 second on, 1/2 second off): 3. On: cad cell is sensing flame. system is locked out or in restricted mode. Off: cad cell is not sensing flame. 4. 2. Flashing at 1/4 Hz (2 seconds on, 2 seconds off): control is in recycle mode. VALVE ON DELAY TIME: 15 SEC. (FIXED) DELAY TIMES: BURNER MOTOR OFF DELAY TIME: 1 1 1 1 2 2 2 2 3 3 0 MIN. 2 MIN. 4 MIN. 6 MIN. ENABLED DISABLED (SHADED AREA IS SWITCH HANDLE POSITION) M17535 Fig. 8. S
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R7184A,B,P,U INTERRUPTED ELECTRONIC OIL PRIMARY Table 4. R7184 Operation. External Action R7184 Action Power applied to control. Internal safety check conducted. If no light or flame is detected and all internal conditions are correct, control enters Idle mode. ® 1. Shorts across T-T terminals (on as call for heat) in warm air system and/or Thermostat or Aquastat provides power to limit terminals in hydronic system. Control calls for heat. 2. Safety Period (4 seconds) internal and external ch
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R7184A,B,P,U INTERRUPTED ELECTRONIC OIL PRIMARY Table 5. Troubleshooting Information (Continued). Procedure Status Corrective Actions 4. Shield cad cell from external light. Indicator light turns Eliminate external light source or permanently shield off. cad cell. Indicator light stays Replace cad cell with new cad cell and recheck. on. If indicator light does not turn off, remove cad cell leadwires from R7184 and recheck. If indicator light turns off, replace cad cell bracket assembly.
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R7184A,B,P,U INTERRUPTED ELECTRONIC OIL PRIMARY Table 5. Troubleshooting Information (Continued). Procedure Status Corrective Actions 7. Listen for spark after burner turns on Ignition is off. Spark ignitor could be defective. Check for line (after a 2 second delay. voltage at ignitor terminals. If line voltage is present, replace R7184. Ignition is on. Go to step 8. Ignition is on, but no Wait for Valve On Delay to complete (R7184B,P, and oil is being sprayed U). Check oil valve, oil valve
