NEXTGEN BOILER 1008484348 Electrical Hydronic Boiler with 49000 BTU User Manual
- June 4, 2024
- NEXTGEN BOILER
Table of Contents
NEXTGEN BOILER 1008484348 Electrical Hydronic Boiler with 49000 BTU User
Manual
Troubleshooting
Do not attempt to service this boiler unless you have been trained in all aspects of its functionality and methods to repair. Failure to service properly may lead to further damage to components
| Symptom | Reason | Action |
|---|---|---|
| All indicators on control panel are OFF | No power to boiler | Check for 240 VAC |
on boiler main connection terminals
Reset manual safety high limit
Contact authorized service person
“PSI” indicator blinks| Insufficient pressure below 7 psi| Switch the
controller to pressure view and increase system pressure above the minimum
required 7 psi level.
Pressure sensor failure| Switch the controller to pressure view, if display
shows – – Contact authorized service person
“GPM” indicator blinks| Pump is blocked| Unblock the pump-unscrew the screw on
pump housing and move the pump rotor manually
Heat does not circulate through the boiler boiler is blocked| Air bubble is
caught in system, purge the installation, pump and boiler
Check 1 amp fuse on control panel
Failure of pump or flow sensor| Check power supply for circulating pump
a failure of pump or flow sensor| Contact an authorized service or the seller
Circulator indicator blinks| Lack of water flow – 2 GPM min| Adjust flow
characteristics as needed
‘Heating status” is off| No thermostat connection| Insure thermostat is
calling for heat and is above ambient temperature set point
Verify connections on thermostat
Failure of control board| Check fuse on control panel glass fuse 6,3 x 32mm 2A
“Heating status” blinks| Off Peak signal = no heat| Electric utility off peak
control
and”Inlet temp.” blinks| A failure of inlet temperature sensorand ,
boiler in failure condition
| Check connection or replace thermistor sensor
and “Outlet temp’ blinks| A failure of outlet temperature sensor or loose
connection| Check connections
Replace HC-DN 15 sensor
Boiler does not heat| Failure of cylinder temperature sensor| Contact
authorized service person for replacement of cylinder temperature sensor or
thermostat
A failure of control panel| Contact authorized service person
EEE message on display| Data record error| Contact authorized service person
Insufficient heat output| Heating elements| Check for resistance on elements
Control panel set up failure| Insure control panel Is set up for correct kW
and number of heating elements through advanced settings
Care and Maintenance
- In order to protect flow sensor located within the boiler, it is imperative that the pre-installed magnetic filter is removed and cleaned at least annually. Failure to clean out this filter could increase contamination of the boiler by system residue.
- Periodically check system pressure. Contact authorized service person to make adjustments only.
General Boiler View
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