Security Warning; Waste Warning - Honeywell R7284B Installation Instructions Manual

R7284B,P,U,G ELECTRONIC OIL PRIMARY, ENVIRACOM™ ENABLED
2 22,4
3 23,24,34
4 59,91
5 18, 58

SECURITY WARNING

This product contains electronic hardware and software. No one is authorized to modify the hardware or
software. Any modification or tampering could result in any or all of the following: incorrect operation of the
product or the appliance, unsafe operation, personal injury, and property damage. Modification or tampering
will also make the warranty null and void, and any liability, will have to be borne by the owner, installer, or facility
manager.

WASTE WARNING

The product should not be disposed of with other household waste. Check for the nearest authorized collection
centers or authorized recyclers. The correct disposal of end-of-life equipment will help prevent potential
negative consequences for the environment and human health.
Home and Building Technologies
In the U.S.:
Honeywell
715 Peachtree Street NE
Atlanta, GA 30308
customer.honeywell.com
Table 8. LED Flash Codes. (Continued)
Flame was lost more than the allowed number of times. The burner lights but does not remain lit, or the cad cell is
unusually high during a run cycle.
• Check that the fuel tank is not empty.
• Check the fuel supply lines (and filter) for obstructions or air
use the pump priming feature to purge the system of air
• Check for proper alignment of the cad cell and clean the eye if necessary.
• Check the burner motor is spinning and the pump is generating adequate pressure.
• If present, check operation of the oil valve.
• Check burner adjustments (refer to burner manufacturers instructions).
• Check for excessive soot build up in the burner and flue.
• Check for flue blockage.
Flame was detected out of sequence.
• Check the oil valve for proper operation (if equipped).
• Expose the cad cell to ambient light (generally enough light to read by is adequate)
— If the LED does not turn on, short the cad cell terminals,
— If the LED does not turn on, replace the control,
— If the LED turns on, replace the cad cell.
• Shield the cad cell from light.
— If the LED does not turn off, unplug the cad cell,
— If the LED does not turn off, replace the control,
— If the LED turns off, replace the cad cell.
• Supply voltage was low to the control or a communication error has occurred.
• Remove all devices from the EnviraCOM™ connections, 3-pin plug and screw terminals
"1-2-3".
— Measure the voltage across screw terminals "2" and "3"
If it's between 22VAC and 30VAC and the error does not clear, replace control.
— If it's outside that range, review appliance wiring. There should be approximately 24VAC across "2" and "3".
An error has been detected inside the control. Replace control if the error persists.
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© 2018 Honeywell International Inc.
69-2467EFS—09 M.S. Rev. 04-18
Printed in United States