White-Rodgers HOTROD 21D64-2 Universal Hot Surface Ignitor Installation Guide

: July 31, 2024
: WHITE RODGERS

Table of Contents

White-Rodgers HOTROD 21D64-2 Universal Hot Surface Ignitor
Ignitor Specifications
Ignitor Dimensions
Installation Instructions
Check Out Instructions
Assembly
Technical Support
Read User Manual Online (PDF format)
Download This Manual (PDF format)

White-Rodgers HOTROD 21D64-2 Universal Hot Surface Ignitor

WARNING: We strongly recommend that the installation is carried out by a qualified gas appliance service provider.
Follow the recommended installation instructions carefully. Failure to do so will void the warranty and may lead to injury or property damage.

Shock Hazard

Always turn off electric power before working on any appliance.
Ensure proper connection to all wires.

Explosion Hazard

Shut off the gas before the installation appliance begins, and do not reconnect until installation is complete.

Fire Hazard

Under no circumstances exceed the specified voltage of 120 volts.
Ensure that components do come into direct contact with not water (for example, spray, dripping water or rain).
Improper and dangerous operations can result from wiring errors.
Ensure that wiring is securely, and away from routed any flame.

Because of continued improvement to the product, White-Rodgers reserves the right to alter specification.

Ignitor Specifications

Time to 1200°C : < 6 seconds @ 120 volt
Cold Resistance: 8-15 ohms @ 25°C
Operating Voltage: 120 volts +10% -15%
Power Rating : 100-160 watts
Temperature Rating: 250 °C

Ignitor Dimensions

Installation Instructions

Please read all these instructions to the end carefully before beginning installation.

Turn off the gas and electrical supply and then identify which type of ignitor is inside your appliance. See pages 6-lnside back cover.
Unplug your existing ignitor retaining all fittings, and match it up with the diagrams.
Compare the position of the alignment tag on your existing ignitor carefully to the top view diagrams. Ensure that you have the correct ignitor type.
Fit the universal adaptor bracket to the appliance using existing screws. Screw the ignitor into adapator, using the screw provided.
Attach the wires from the appliance onto the ignitor, by twisting the stripped ends together, matching one wire from the ignitor to one wire from the appliance.
Take the wire nuts provided and screw down tight over the joined stripped wires, ensuring that no wires are showing.
Check installation is secure and safe, routing leads away from the burner.

Check Out Instructions

Turn on the gas and electrical supply to the appliance.
Turn the room thermostat to call for heat.
Test appliance for proper ignition and operation.
Verifythat the Power-On LED is on during the wann-up.
During warm-up, use a voltmeter and measure the voltage across the ignitor leads. The voltage should be between 100 VAC and 120 VAC.
Make sure the Nitride ignitor does not remain on for no more than a few seconds after the gas ignites.
Replace burner compartment door and secure wiring.
Place the universal upgrade label on the front of the appliance with the date of installation and your contact information.
Turn room thermostat to nonnal setting.

Assembly

lgnitor Assembly 1

Ensure that you have this ignitor base.
Original Silicon Carbide ignitor viewed from the top. Note the position of the alignment tab bottom left.

lgnitor Assembly 2

Ensure that you have this ignitor Base.
Original Silicon Carbide ignitor viewed from the top. Note the position of the alignment tab bottom right.

lgnitor Assembly 3

Ensure that you have this ignitor Base.
Original Silicon Carbide ignitor viewed from the top. Note the position of the alignment tab top left.

lgnitor Assembly 4

Ensure that you have this ignitor Base.
Original Silicon Carbide ignitor viewed from the top.

lgnitor Assembly 5

Ensure that you have this ignitor base. (See note on Assembly 6)
Original Silicon Carbide ignitor viewed from the top.

lgnitor Assembly 6

Ensure that you have this ignitor base.
Original Silicon Carbide ignitor viewed from the top.
Adaptor plate
Depending on ignitor type, some 5 and 6 assemblies might: 1) be assembled using either bracket 5 or plate 6, or 2) require combining with some original fittings.