American Energy Systems NPS-1005-N-7 Control Panel - Manual (Page 10)

F:\AESBusinessSystems\AES Technical\Piece part instructions\NPS-1005-N-7 Control Panel Kit LR New
Stlye.doc
typical). (Additionally, Auger Setting & Room Fan may be preset for desired level during IGN period and this
will be the operation value at end of igniter period)
1.2. RUN mode:
Simultaneously @ end of 15-min Igniter period:
a) Igniter & IGN auger sequence will terminate.
b) At any time POF is closed, the Room FAN is active for cooling with 5-indpendent levels: 20%, 40%, 60%,
80%, 100% drive.
c) Manual Auger is indicated with Yellow LED and displays on period of Auger motor.
d) Heat Levels (combustion & Auger) are 5-levels with 20% incremental steps from 0% to 100%.
1.3. TSTAT operation in RUN:
Auto/T-Stat mode can be enabled or disabled by pressing TSTAT switch. If Auto/TSTAT mode enabled, unit
starts following TSTAT. Unit detects open T-Stat during RUN only and provides for Low feed combustion
regardless of pre-set Heat level. If the TSTAT is open for 30 minutes (approximate), the unit turns off and goes
to IDLE mode.
If T-Stat is closed in TSTAT/Auto mode, unit will follow manual mode.
1.4 TSTAT operation in IDLE:
Auto/T-Stat mode can be enabled or disabled by pressing TSTAT switch in IDLE.
If in Auto/T-Stat mode, unit will start if TSTAT is closed.
2.0 CYCLE OFF SYSTEM OPERATION
System can be Turned OFF by pressing On/Off switch. Fan(s) will operated 15-min typical or until POF is
OPEN for safe cooling.
2.1. Alarms:
a) If Air Pressure Switch (APS) is OPEN during RUN for 30 seconds, AUG stops feeding and LED2 (LOW
HEAT LEVEL LED) will start blinking showing APS Error. Unit enters COOL Down.
b) If low limit (POF) is not closed at end of IGN period or during RUN for 30 seconds, and LED3 (MED HEAT
LEVEL LED) will start blinking showing POF error. Unit enters a COOL Down.