Lennox Hearth MPD35ST-NE, MPD35ST-NM Label all wires prior to discon, nection when servicing con

WIRING DIAGRAMS	Electronic Wiring Diagram (Honeywell) Showing Blower Wiring for Optional FBK-100, FBK-200 & FBK-250 Kits
Wiring diagrams are provided here for refer-					Schematic Representation Only
ence purposes only. This information is also						Wall Mounted Blower Speed Control Switch or
provided on schematics attached directly to the		Auxiliary View A				ON/OFF Switch for Blower Kit (optional)
appliance on a pullout panel located within the		J-Box Wiring when			Relay Module C/W FBK-250 only. Plug blower
		using unit mounted
control compartment.		relay module.			into J-Box receptacle for FBK-100 or FBK-200
					application. View A for J-Box wiring.
							Outlet Box Green
			BK	VAC			Ground Screw
							120
CAUTION			W					BK
				120			VAC	W
			G		Optional Blower
		Junction Box

Label all wires prior to discon-		*OFF/ON Switch
nection when servicing con-	Pilot Burner	(Integral with			G	BK
	Assembly	Gas Valve)	Break off Tab			R
trols. Wiring errors can cause
improper and dangerous appli-		Honeywell	Hot side	Junction		White Wire
ance operation.		Electronic
			of Outlet	Box		to Opposite
		Gas
						Side (neutral)
		Valve

Igniter

* Leave the OFF/ON switch, which is

Millivolt Wiring Diagram

Connector

GROUND

integral with the gas valve, in the ON

Transformer

position.

Schematic Representation Only

BL

** Optional Control Switches: Wall

BL

Switch, Wall Thermostat or Remote

BK

BL

Control Receiver.

R

24 V

120 VAC

If any of the original wire as supplied must

BK

Secondary

Notes:

Primary

be replaced, it must be replaced with Type

1. If any of the original wire as supplied

AWM105 C - 18 gage wire.

must be replaced, use Type AWM 105°C

BK = BLACK

BL = BLUE

- 18 gage wire ONLY.

Optional Control Switch

BK

2. 120 VAC, 60 Hz - Less than 3 Amps.

R = RED

W = WHITE

W

Caution: label all wires prior to

G = GREEN

disconnection when servicing controls.

Field Wired

Wiring errors can cause improper and

Factory

dangerous operation.

TH TP

Figure 18

Wired

TP

WARRANTY

REPLACEMENT PARTS

TH

Your gas appliance is covered by a limited

Thermopile

twenty year warranty. You will find a copy

A complete parts list is found at the end of

of the warranty accompanying this manual.

this manual. Use only parts supplied from the

*Opt.

Please read the warranty to be familiar with

manufacturer.

Switch

Field Wired

its coverage.

Normally, all parts should be ordered through

your Lennox distributor or dealer. Parts will be

Standard OFF/ON Switch

Factory

Retain this manual. File

it with

your

other

shipped at prevailing prices at time of order.

Wired

documents for future reference.

When ordering repair parts, always give the

*OptionalKitsInstalled-OFF/ONwallswitch,

PRODUCT REFERENCE INFORMATION

following information:

1. The model number of the appliance.

wall thermostat or remote control receiver.

We recommend that you record the following

2. The serial number of the appliance.

Note: Turn the appliance-mounted OFF/ON

3. The part number.

burner control switch to the OFF position if

important information about your fireplace.

4. The description of the part.

any of these kits are installed.

Please contact your Lennox dealer for any

5. The quantity required.

Figure 17

questions or concerns.

For the number of

6. The installation date of the appliance.

your nearest Lennox dealer, please call 800-

731-8101

If you encounter any problems or have any ques-

tions concerning the installation or application

of this system, please contact your distributor,

Your Fireplace's Model Number

________________________________________

or Lennox directly:

Your Fireplace's Serial Number

________________________________________

LENNOX HEARTH PRODUCTS

The Date On Which Your Fireplace Was

Installed___________________________

1110 West Taft Avenue

Orange, CA 92865

The Type of Gas Your Fireplace Uses

____________________________________

Your Dealer's Name ________________________________________________

11

NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.