Enviro EF2 Service Manual

ConTrol Board FunCTions - daugHTer generaTion ii:
1. THERMOSTAT SWITCH: Used to set the unit’s controls to one of three mode settings; manual,
high/low, or auto/off.
ON/OFF
FEED RATE
TRIM
COMBUSTION
BLOWER TRIM
HEAT
LEVEL
AUTO/OFF
HIGH
/LOW
MANUAL
C-11825
1
2
3
4
5
ON/OFF
FEED RATE
TRIM
COMBUSTION
BLOWER TRIM
HEAT
LEVEL
AUTO/OFF
HIGH
/LOW
MANUAL
C-11825
1
2
3
4
5
3
4
5
6
8
9
2. FEED RATE TRIM BUTTON: Used to change the feed rate
trims in ¼ second increments for all feed settings. When this
button is pressed, all the light will light up on the Heat Output
Indicator except for the one that shows the current setting; the
default setting is the number 4 light. To adjust the setting hold
the Feed Rate Trim button down and press the Heat Level up or
down buttons to adjust the setting.
3. COMBUSTION BLOWER TRIM BUTTON: Used to change the
Combustion Blower trims in 5 volt increments for all feed settings
until it reaches line voltage. When this button is pressed, all the
light will light up on the Heat Output Indicator except for the one
that shows the current setting; the default setting is the number
2 light. To adjust the setting hold the Combustion Blower Trim
button down and press the Heat Level up or down buttons to
adjust the setting.
4. ON/OFF BUTTON: Used to turn the unit ON and OFF.
5. HEAT LEVEL ADJUSTMENT BUTTONS: When pressed, will
change the heat level setting of the unit up or down.
6. HEAT OUTPUT INDICATOR: Shows the present heat output
setting.
Figure 10: Daughter Circuit Board
Control Panel - Generation II.
15
Stove Controls
ConTrol Board ligHTs - dHC 2000:
Working at a
reduced low feed.
Working at a
increased low feed.
Working at the
factory high feed.
Working at a normal
factory setting.
Convection blower
button being pressed.
Figure 11: DHC 2000 Circuit Board Control Panel Light Examples.

Enviro EF2 Specifications

General

Brand	Enviro
Model	EF2
Category	Stove
Language	English