Manuals / Monessen Hearth / Household Appliance / Indoor Fireplace

Monessen Hearth DEB20, DEB30 Electrical Wiring Milli-Volt, Label all wires prior to disconnection

Models: DEB20 DEB30

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ELECTRICAL WIRING (MILLI-VOLT)

The milli-volt valve is a self-powered combination gas control THAT DOES NOT REQUIRE 110 VAC TO OPER-

ATE.

CAUTION	Label all wires prior to disconnection
CAUTION	operation after servicing.
	when servicing controls. Wiring
	errors can cause improper and
	dangerous operation. Verify proper

Wall

Switch

On/Off

Switch

TH = 3

TP = 1

TP/TH = 2

ODS

Pilot

On/Off

Switch

ODS

Pilot

Milli-volt

Valve

Spade

Terminal

Switch

Optional Wall

Figure 18 - Wiring DiagramSwitch, Remote

Receiver or

CONNECTING OPTIONAL WALL SWITCH OR THERMOSTAT

Optional T-Stat

1.Use 18 awg, two-wire cable, 15 feet maximum length.

2.At one end of the cable, connect both wires to the wall switch or thermostat. At the other end, connect one wire to TP/TH and one wire to TH, or connect the wall switch/thermostat to the two male (0.25") terminals on the left side of the unit. The color of the wires does not matter.

44D0060

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Monessen Hearth DEB20 Electrical Wiring Milli-Volt, Label all wires prior to disconnection, operation after servicing

Contents

INSTALLATION AND OPERATING INSTRUCTIONS WARNINGSCONTENTS IMPORTANT SAFETY INFORMATION IMPORTANT SAFETY INFORMATION Continued from pageWHAT YOU WILL NEED FOR INSTALLATION GETTING STARTEDMAKE SURE YOU HAVE RECEIVED ALL PARTS Milli-VoltPressure PRODUCT FEATURES AND SPECIFICATIONSManual Pressure Manual PressureValve position to light/maintain a standing pilot PRODUCT FEATURES AND SPECIFICATIONSAll gas to the gas logs is shut off at the valve All gas to the gas logs is shut off at the valveNational Fire Protection Association, Inc GENERAL INSTALLATION INFORMATIONAmerican National Standards Institute, Inc CODESGENERAL INSTALLATION INFORMATION FIREPLACE AND HEARTH DIMENSIONS Height of Restriction Minimum Depth of Fireplace/FireboxCLEARANCES AND HEIGHT REQUIREMENTS Figure 4 - Sidewall and Ceiling ClearancesCLEARANCES and HEIGHT REQUIREMENTS Figure 5 - Measuring Heat Resistant MaterialHeat Resistan CLEARANCES and HEIGHT REQUIREMENTS8 or More of HoodCLEARANCES AND HEIGHT REQUIRMENTS CLEARANCES AND HEIGHT REQUIRMENTS maximum of 10 at a minimum of 28 above theMaterial 5 Minimum FLOOR CLEARANCEHeater in Fireplace or Firebox Combustible This Distance May Now Be Less thanFIREPLACE PREPARATION INSTALLING VENTED APPLICATIONS PLACING AND SECURING APPLIANCECONNECTING THE GAS Figure 15 - Gas ConnectionMANUAL CONTROL Figure CHECKING GAS PRESSUREMILLI-VOLTCONTROL Figure when servicing controls. Wiring ELECTRICAL WIRING MILLI-VOLTLabel all wires prior to disconnection errors can cause improper andINSTALLING T-STATSENSOR OPTION SOLD SEPARATELY ELECTRICAL WIRING MILLI-VOLTCONNECTING REMOTE RECEIVER SETTINFigure 22 - Installing T-StatSensor to DEB Base ELECTRICAL WIRING MILLI-VOLTWiring Harnesses Screw TH TP/TH Wiring HarnessesCHECKING SYSTEM OPERATION ELECTRICAL WIRING MILLI-VOLTOPERATION OF THERMOSTAT SENSOR A.COMPLETE MILLI-VOLTSYSTEM CHECKLOG PLACEMENT INSTALLING LOGS ON GRATE See Figures 25 andCHECKING THE PILOT FLAME FLAME APPEARANCEPLACING THE DECORATIVE ROCK MILLI-VOLTCONTROLCHECKING THE BURNER FLAME OPERATING INSTRUCTIONSFOR YOUR SAFETY READ BEFORE LIGHTING OPERATING INSTRUCTIONSWait 30 seconds before readjusting the MANUAL CONTROL LIGHTING INSTRUCTIONSTO TURN OFF GAS TO HEATER heater when the control knob has beenTO TURN OFF GAS TO HEATER MILLI-VOLTCONTROL LIGHTING INSTRUCTIONSOPERATING INSTRUCTIONS OPERATING INSTRUCTIONS AND CLEANING AND SERVICING MATCH LIGHTING INSTRUCTIONSWhen ignitor button is pressed TROUBLESHOOTINGGas odor even when control WARNING WARNINGnoise when burner is lit TROUBLESHOOTINGgoes out when control knob is ODS/pilot lights, but flameREPLACEMENT PARTS BURNER ASSEMBLYREPLACEMENT PARTS LIST LOGS REPLACEMENT PARTS LIST6 3 2 1 4 5 DEB24/DEB30 NOTE REGARDING VENT FREE PRODUCTS SPECIAL REQUIREMENTSNOTE REGARDING VENTED PRODUCTS CARBON MONOXIDE DETECTOR REQUIREMENTSSPECIAL REQUIREMENTS CONTINUED LIMITED LIFETIME WARRANTY POLICY MONESSEN HEARTH SYSTEMS

ELECTRICAL WIRING (MILLI-VOLT)

Label all wires prior to disconnection

operation after servicing.

when servicing controls. Wiring

errors can cause improper and

dangerous operation. Verify proper