COMPONENT DEFINITIONS

 

Thermal Switch, High Limit (L250-30F, N/C)

Heat Select Button

 

There are 2 of these thermal switches on this

This is the heat output control button. It controls

 

 

 

 

model. If a temperature reaches 250° F., the

power to the feed system - auger motor and

Air Wash

high limit auto reset will “trip” and stop the flow

exhaust blower. Use the heat select button to

To inhibit buildup of soot on the door glass, air

of electricity to the auger motor. The thermal

adjust to any of the three feed rate settings

is delivered to the glass through an air wash

switches will not automatically reset until it has

(which controls the burn rate).

cooled below 220° F).

system located in the doorframe surrounding

 

 

Photoeye

the glass.

Thermal Switch for Room Air Blower – This

 

 

The photoelectric eye that senses the flame, or

 

 

thermal switch is located on the room air

Auger

lack of. It is designed to signal the control board

blower jacket and is designed to detect an

It transfers the fuel from the hopper to the feed

to discontinue power to the auger motor if it

overfire condition.

chute to deliver pellets to the UltraGrate™.

Thermal Switch for Combustion Air Inlet

flame is not sensed in the UltraGrate.

Auger Motor

Pressure Switch

– This thermal switch is located on the

Drives the Auger. Motor specifications are: .4

combustion air inlet and is designed to

A safety device used to shut off the feed system

Amp, 1.1 RPM (revolutions per minute).

detect reversed flow. If negative pressure

(auger motor) if there is too much back pres-

 

 

in the dwelling (i.e. An extremely tight house

sure in venting system. Some possible causes

Blower, Room Air (Convection)

which may not supply adequate combustion

are as follows:

The blower function is to transfer the heat from

and ventilation air) causes the exhaust to

 

the appliance to heat the room air.

pull back from the combustion air inlet, the

• The venting system is obstructed.

 

 

heat from the exhaust will result in heat

• High altitude or other misc. environmental

 

 

activation of this thermal switch.

Blower, Exhaust (Draft Inducer/combustion)

conditions affecting exhaust flow.

 

It has a radial impeller to deliver more air to the

Door Switch

• Improper venting system.

UltraGrate™. It pulls air into the UltraGrateby

 

(ProÞle¨ 30 FS-2 and ProÞle 30 INS-2)

UltraGrate (Burn Grate)

creating a negative pressure. This is done by

If the door is opened during operation (on model

extracting the exhaust gases out of the firebox

Profile 30 FS-2 and Profile 30 INS-2), this switch

This is where combustion occurs and may be

and pushing the exhaust downstream to the

disconnects power to the auger motor resulting

referred to as the “Burn Grate”.

flue exit.

in the unit shutting down.

 

 

 

 

Hopper

 

 

 

The hopper is where the pellets are stored.

 

 

 

 

 

 

 

 

 

 

PRESSURE SWITCH

 

NOTE: Switch conditions given at

 

 

(INLET) HIGH LIMIT SWITCH

N/C

 

room temperature, Stove OFF

 

 

L250-30F(N/C)

 

 

 

 

POWER

 

 

(brown)

 

Auger

N/C = Normally Closed

 

 

 

 

DISCONNECT

 

 

 

 

Motor

 

 

 

 

 

 

 

NEUTRAL

(white)

16

8

 

 

 

 

 

 

 

 

 

 

GROUND

 

 

 

(brown)

HIGH LIMIT SWITCH

 

 

 

 

 

 

 

 

POWER (HOT)

(black)

 

 

 

L250-30F(N/C)

 

 

 

 

 

(black)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(blue)

Convection

 

(yellow)

 

(purple)

 

 

 

Room Air

 

Thermostat

 

 

 

 

Photoeye

 

 

 

(orange)

Blower

 

Connector

(purple)

 

 

 

(yellow)

9

1

(black)

Exhaust

 

 

 

 

 

 

 

 

 

 

(combustion)

 

 

JUMPER

6 AMP

 

 

 

Blower

 

 

 

 

 

 

 

 

JUMPER 1-3

 

 

 

 

 

2

1

 

120V.

 

 

 

JUMPER 2-4

 

 

 

 

 

 

 

 

 

 

(red)

IGNITER

 

 

 

 

 

 

(red)

4

3

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 56 - WIRING DIAGRAM 120 V AC

*N/C = Normally Closed Switch N/O = Normally Open Switch

32

NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE