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Innovative Hearth Products
DRT4000 Series Direct-Vent Gas Fireplaces
Figure 31 - Wiring Diagram—Ecoflow Electronic Gas Valves
Burner 2
Valve
Step
Motor
Inlet
Valve
Step
Motor
Optional
Fixed
Outlet
(Some Models)
Install the [Optional] Blower Kit after Installation in the Framing
13.
NOTE: For steps 11 and 12, it may be helpful to remove the control compartment door (Page 51).
FBK-100, FBK-200, and FBK-250 Kits
An electrical outlet box is provided for the installation of the FBK-100, FBK-200, and FBK-300 forced air blower kits.
Electrical power must be provided to the box to operate the blower. Install the blower kit according to the installation
instructions provided with the kit.
NOTE: The tab connecting the receptacles of the outlet box must be broken in FBK-100 and FBK-200 blower kit
applications (Figure 32).
Main Burner
Thermocouple Ground -
Connector to Chassis
Ground or Valve Body
Thermocouple - To "S"
Terminal on Main Module
Dry -
Contact
Switches
Battery
Pack
" – "
Black
(Primary or
" + "
Backup)
Red
Power Vent Models Only
Proof Out:
Norm. Open
Draft Call
Gas Valve
Input
Valve
Safety Operator
Regulator
Pilot
Learn (Black) (Some Models)
Optional: IPI/Cont. Pilot (Yellow)
Optional: Hi/Lo (Blue)
On/Off (Brown)
Dry Contact Only!
Draft SW
SWITCHES
PV Call
(Green)
(White)
From Pilot
Thermocouple
To Pilot
Igniter
Inlet
Ecoflow Electronic
Gas Valve
Some Models
7.5VDC
1-Amp
Switching
Adaptor
(Not Polarity
GREEN
Sensitive)
POWER
BLOWER
G
COMM
VCS-ECOEXTMOD
(Extension Module)
FAN
MOTOR
120 V Power
Supply
Installation
900697-01 01/2017
LIGHTS
AUX
39
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