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Fenwal 05-343261-143 Ignition Control Board

Fenwal 05-343261-143 Ignition Control Board, Replacement

Fenwal Controls Inc.
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Product Code: 05-343261-143
Fenwal 05-343261-143 Ignition Control Board. Replacement Fenwal for Mighty Max boiler, Teledyne Laars, Conversion kit
Please provide the model and serial number of your heater so we can send you the correct replacement.
This control is no longer available. You will be sent a factory direct replacement kit.
NO LONGER AVAILABLE NO LONGER AVAILABLE NO LONGER AVAILABLE NO LONGER AVAILABLE
Hot Surface Ignition System

SERIES 05-34 PROVED HOT SURFACE IGNITION SYSTEM

This proved hot surface ignition system is the ,solution for direct burner ignition on appliances rated over 400,000 BTUs and provides an efficient way of igniting your gas burner. Its wide selection of features makes it the most versatile system available.

VERSATILE TO MEET YOUR SPECIFIC NEEDS
Depending on the model selected, this proved ignition system module can be factory preset to work with any manufacturers 120 VAC silicon carbide ignitor. Its designed for igniting systems above 400,000 BTUs, but can be used on any gas-fired appliance. The system is available in single or multiple trial-for-ignition models, with options including prepurge and postpurge periods, inducer blower control and diagnostic outputs.

AGENCY CERTIFIED
The 05-34 is a proved interrupted-type ignition system and conforms to ANSI 221.20 and UL 372. This system is certified by the American Gas Association for use with natural or propane gas. It is also certified by the Canadian Gas Association and is a U. L. recognized component,

EFFICIENT OPERATION
Flame sensing is achieved through the patented technique of using the hot surface element as the sensor. However, if required, a separate sensing probe can be supplied. All models utilize the principle of flame rectification to monitor the burner flame, In addition, a self diagnostic circuit checks the valve control and the flame rectification Circuit before the ignition sequence is initiated.

COMPACT SIZE - EASY TO MOUNT
The electronic package measures only 3.93 x 5.68 x 1,60 in (99.8 x 144.3 x 40:6 mm) and weighs approximately 6 oz (180 g). It is not position-sensitive and may be mounted vertically or horizontally using #8 hardware. Connections may be made easily with quick connect or AMP MATE-N-1_01( connectors.

SPECIFICATIONS

Size (H x W x D)3.93 x 5.68 x 1,60 in(99.8 x 144.3 x 40.6 mm)
WeightApproximately 6 02 (180 g)
Input VoltageIgnitor: 120 VAC, 50/60 HzThermostat; 24 VAC, 50/50 Hz (Operating range20-28 VAC)
Input Current Drain (24 VAC)100 mA, does not include valve power
Diagnostic OutputsPrepurge and lockout 24 VAC, 500 mA, inrush 2 A maximum
Valve Rating24 VAC, 1.0 A maximum, inrush 2 A maximum
Ignitor Proving Current (See How to Order)
Inducer Contact Rating10 A at 250 VAC (1/3 hp)
Ambient Temperature Limits-40 to +165 deg. F : -40 to +70 deg. C)
System Check CircuitChecks ignitor proving, valve control, and flamerectification circuits before ignition sequence isinitiated.
Tries for IgnitionAvailable in one- or three-try versions.
Trial-For-Ignition Periods (Lockout time)2.0, 4.0 or 7.0 seconds, depending on model.
PrepurgeNone, 15 or 30 seconds, depending on model.
PostpurgeNone, 15 or 30 seconds, depending on model.
Retry for Ignition.Loss of flame will result in one retry for ignition.(Two retries on three-trial-for-ignition model,)
Flame Current.75 rnicroamp minimum
Moisture ResistanceEach module is conformal coated to operate to 95%R. H. However, care must be taken to protect themodule from direct exposure to water.

CONTROL CONFIGURATION

Inducer

Inducer With Postpurge (30 second)

Sense

Local Sense With Purge & Lockout Indicators

Try

Three Try

Connectors

With All Quick Connect Connectors Without Pressure Switch Input

Prepurge

15 Second Prepurge

Proving Current

2.7 Proving Current (in amps)

TFI

7.0 Second

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