HTP EL-110, Installation Manual

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The Boiler will not start until a qualified technician has repaired the boiler and pressed the RESET button for more
than 1 second. If there is an error message displayed on the readout, and the mes
sage “LOCKOUT” is not
displayed and the FAULT light is not lit, then the message is the result of a temporary condition and will disappear
when the problem corrects itself.
IMPORTANT NOTE: If you see error messages on your display readout, call a technician immediately, since the
message may indicate a more serious problem will occur soon.
B. BOILER ERROR
When an error condition occurs, the controller will display a description and code on the display readout. These
error messages and their recommended corrective actions are described in Section D.
C. BOILER FAULT
1. When a fault condition
occurs, the controller will illuminate the red “FAULT” indication light and display a fault
message in the screen. The alarm output will also activate. Most fault conditions cause the CH pump to run in an
attempt to cool the boiler.
2. Note the fault message displayed and refer to Section D in this part for an explanation of the message along
with several suggestions for corrective actions.
3. Press the reset key to clear the fault and resume operation. Be sure to observe the operation of the unit for a
period of time to assure correct operation and no reoccurrence of fault message.
When servicing or replacing any components of this boiler, be certain that:

The gas is off.

All electrical power is disconnected.
When servicing or replacing components that are in direct contact with boiler water, be certain that:

There is no pressure in the boiler. (Pull the release on the relief valve. Do not depend on the pressure
gauge reading.

The boiler water is not hot.

The electrical power is disconnected.
DO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN SUBMERGED IN WATER. Immediately call a
qualified service technician. The appliance MUST BE replaced if it has been submerged. Attempting to operate an
appliance that has been submerged could create numerous harmful conditions, such as a potential gas leakage
causing a fire and/or explosion, or the release of mold, bacteria, or other harmful particulates into the air.
Operating a previously submerged appliance could result in property damage, severe personal injury, or death.
NOTE: Appliance damage due to flood or submersion is considered an Act of God, and IS NOT covered under
product warranty.
This appliance has wire function labels on all internal wiring. Observe the position of each wire before removing it.
Wiring errors may cause improper and dangerous operation. Verify proper operation after servicing.