Janfire NH Installation And Servicing Instructions page 31

Limit. Run
ERROR MESSAGES
PROBLEM Warning that something's wrong and burner taking corrective actions. Disappears when issue corrected.
ERROR An alarm message.
compensate for. Message remains visible on display after shut-down of burner.
!!! ERROR !!!
Burner Unmounted
Ash scraper runs
Ash scraper rests
!!! ERROR !!!
Ash scraper
!!! Problem !!!
Starter sequence
!!! Problem !!!
Fan stopped
!!! ERROR !!!
Fan stopped
!!!Problem !!!
Flame guard trip.
Low chimney draft
!! Problem !!!
Service needed
!!! ERROR !!!
Not cooled down
!!! ERROR !!!
External feed
!!! ERROR !!!
Overheated
!!! ERROR !!!
Starter sequence
!! ERROR !!
ELECTRONIC
FAULT
!! ERROR !!! Temp
Sensor
The control lamp red
!!! ERROR !!! Bad
Thermostat (Service
menu "80" = NO.)
Low Voltage
Janfire NH Burner Service Installation Manual 4.16.09 - Technical specifications are subject to change without prior
notice.
Running with reduced power, poor chimney draft
Burner has stopped operation due to a detected error that burner can not
The burner is equipped with a micro-switch circuit breaker, which prevents the burner from
operating when detached from the boiler.
Maximum time elapsed for ash scraper. Scrape cycle finished successfully on most recent
attempt. Red warning light returns to green.
Ash scraper did not successfully complete scrape cycle despite several attempts.
Flame sensor did not activate in time, new start attempt. Warning is reset after successful
start.
Tachometer can't sense fan rotation. Any other activity will be stopped until fan runs
properly. Warning will be reset when fan starts again.
No rotation signal from fan despite several restart attempts.
Burner Bowl temperature too cold (18
Temp. too high in pellet drop shaft, "service menu 49". Burner power level reduced until
temp. decreases. Acknowledge warning by pressing "on/off" twice" (Stop and start).
Pellet consumption has exceeds service interval in "service menu 59". Restart service
level.
Burner cup cooling did not succeed within 20 minutes.
Internal burner hopper did not fill within time period.
Drop shaft temperature exceeds maximum level. / Sensor defective.
Ignition has not occurred or a faulty ignition coil.
Bad quality pellet.
Insufficient draft in the boiler can cause disturbance in augers due to tar (sticky). This will
make the dosage auger stop.
Strange objects in pellets or damp pellets cause dosage auger to stop.
The fan is not correctly adjusted.
1.) Turn system OFF at main system switch. Turn back ON after 10 seconds. If error still
persists, go to the following steps.
2.) Check electrical connections to the internal and external augers.
3.) Check the connection to the heating coil
4.) Check fuse to the heating coil (Pg. 37 – Fast acting fuse)
5.) If error continues after the above steps: Replace the control box.
1.) Turn system OFF at main system switch. Turn back ON after 10 seconds. If error still
persists, go to the following steps.
2.) Check burner bowl and drop shaft sensor wiring. If insulation damaged replace sensor.
1.) Check PT100 boiler sensor wiring connections. Measure resistive value of boiler sensor
and compare to Fig. 10, pg. 32.
2.) Replace boiler sensor to correct.
Burner circuitry detected a low supply voltage and burner shut down. Continued low
voltage status.
o
below setting). One restart attempt will be made.
)
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