Harman Stove Company Accentra-2 Installation And Operating Manual page 24

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Accentra Motor & Component Locations

Cor

Outside Air Ir

Low Draft

Pressure

Switch

Distribution Blower

Probe

3" Flue Pipe Connector

The Combustion Motor Fuse is a thermal overload

one-time fuse link within the motor windings. Should the distri-

bution motor fail with the unit operating over

80%,

this fuse will

protect the other components by melting off at a set tempera-

ture. With the fuse blown, the combustion motor will stop.ln

turn, the feeder motor will not operate and the stove will go out.

This may only happen when the unit is on Maximum (#7 on the

Temperature Dial,

# 6

on the Feed Adjuster and Distribution blower

not operating). If this fuse does blow, the unit will need service.

Accentra Pellet Stove Safety Devices

The

C o n t r o l

combination is responsible for

The Low Dratt Pressure Switch is a differential pres-

all high limit safety control. There are 2 high limits, one normal

sure switch that senses the pressure between the firebox

operation high limit and one backup high limit. The control has

and the room. If the pressure becomes too low for proper

an automatic diagnostic circuit that continuously monitors the

combustion, the switch opens, turning off the feeder motor

ESP and Room Sensor for faults. If a fault should occur, the

and the igniter element. This switch is connected into the AC

control sends a status alert and at the same time the unit goes

(high voltage) wires; therefore, the control may show the feeder

down to minimum feedlminimum burn as a safety condition.

motor and igniter lights "on" but they are not.

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