E. Electrical Service and Repair

WARNING! Risk of Shock! Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing.

WARNING! Risk of Shock! Replace damaged wire with type 105° C rated wire. Wire must have high temperature insulation.

Ignitor

Pilot

Wall Switch (or

Thermopile thermostat if

Thermocouple

heater-listed)

RED WHT

Copper

Tubing

ORG

Push

Button

Ignitor

Gas Inlet

TO

PILOT

TH

TP

TH/TP

Pilot

Adjustment

Cap

SILVER

 

GRN*

 

RED

 

 

WHT

* GRN wire only

 

 

BRN

 

for use with

 

 

optional wall switch

 

 

WSK-MLT-HTL

 

To Burner

 

Manifold Pressure

 

Adjustment Fitting

 

Manifold

Inlet Tap

(outlet)

Pressure Tap

Figure 12.2 Standing Pilot Ignition Wiring Diagram

Optional

 

 

 

SPST Wall Switch

Battery

or

Optional Remote

Pack

 

RED

-

+

To

WHT

+

-

Junction

 

Box

 

 

 

GRN*

 

 

3V

 

 

Adapter

 

 

 

BLK

WHT

 

 

RED

 

 

 

 

 

 

BRN

RED

 

 

*GRN wire only for use with optional

wall switch

 

WSK-MLT

Valve

Ignitor

Flame

 

Control

Sensor

 

Box ORG

Pilot Assembly

 

 

WHT

BLK

ORG

GRN

Figure 12.3 Intellifire Pilot Ignition (IPI) Wiring Diagram

Heatilator • Caliber Mesh CD Series-SIT Valve • 4040-849 Rev J • 06/08

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Hearth and Home Technologies CD4842MILR, CD4842MR, CD4842MIR, CD4842MLR, CD4236MLR Electrical Service and Repair, Wsk-Mlt-Htl