Sierra Products Pellet Heater EasyFire B User Manual
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Battery Operation Troubleshooting -
Battery operation requires a fully charge 12VDC battery capable of sustained 2 am p/hr. loads while m aintaining a
m inim um of 11.2 VDC. This voltage is required for proper system operation. Most battery operation problem s can be
traced to a battery in pour condition.
Quick Testing
Rem ove battery from heater and charge overnight with autom otive type battery charger. Test battery with autom otive
load tester. Replace if required. Testing connections from term inals on rear of heater back to the harness. If all
connects are secure a m ain control board will be required.
Additional detailed inform ation is contained in the installation and repair m anuals. Please refer to these for in depth
troubleshooting guides and harness replacem ent.
Com ponent Adjustm ents and Replacem ent:
Main Control Board - Main control board is located in the lower right pedestal (3801/5001) or lower right rear - 4001
insert and right switch plate for the 5001U. The control board is held in place with several phillips screws.
Fan speed adjustm ents are accom plished by turning the LOW and HIGH fan pots on the lower right corner. These
adjustm ents are m ade in the corresponding run m ode. Factory settings are based on fan voltage as read across the
m otor term inals 6.8VDC LOW , and 9.0VDC HIGH.
A GREEN LED light flashes on the control board to confirm AC or DC power is present.
Switch Board - Switch board is attached to access panel with several phillips screws. Harness plugs into bottom of
switch.
Sensors - Access for sensors is through the rear panels or T-2 through the switch panel on freestanding units. Both
the T-1 and T-2 sensors are the sam e sensor type m ounted differently. T-1 is m ounted on the exhaust side of the
com bustion fan housing. It is held in place with a tie wrap. T-1 sensor allows for cabinet air to drawn through the high
tem p plastic holder. W hen door is open or flue blocks the flow reverses. T-2 sensor is attach to a alum inum block and
attached to the m anifold. W ire harness connections should be secure and not pulled tight.
Additional inform ation is available on line@
Technical Custom er Service - 909-399-3355x29
P/N 140814 EF B Model TS February 2009