Part 5 - Troubleshooting For The User - NTI TRX User's Information Manual

Review and perform the following initial diagnostic steps before
calling a qualified service technician.
Problem
Burner Does Not Ignite
Central Heating Is Too Hot or Not
Hot Enough
Water Is Too Hot or Not Hot
Enough
(Combi Models or Systems with
Indirect Water Heaters)
Blower Continues to Operate After
Combustion Stops
White "smoke" can be seen coming
out of the exhaust vent
Table 5 - Troubleshooting Chart
Make sure the the boiler is turned ON
If the control panel display is blank, ensure the power cord is intact and plugged in. Check the circuit
breaker or fuse box. Contact the electric utility.
Make sure that the boiler is supplied with and full of water
Make sure the water inlet and outlet and gas supply line valves are open
Make sure the water lines are not frozen
Adjust the temperature setting on the thermostat or zone control / indirect water heater
Adjust the temperature setting on the boiler
Adjust the temperature setting on the boiler / indirect water heater
Make sure the water inlet and outlet valves are open
This is normal. The blower operates after combustion has stopped to vent the remaining exhaust gas
from the flue.
This is normal. Depending on the outdoor temperature, water vapor can be produced as the exhaust is
vented.

Part 5 - Troubleshooting for the User

Possible Solution
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