Fenwal Ignition Control Wiring Diagram

Symptom control will not start up gas valve on and no spark through tfi spark on and gas valve off flame during trial for ignition but no flame sense after trial for ignition input power. On board diagnostics with led output makes. Local sense figure 2.

Fenwal Ignition Controller Series 35 60 Process Controller

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A proven performer around the globe the 35 60 series has csa and ce approvals and uses 24vac 50 60 hz inputs.

Fenwal ignition control wiring diagram. If the burner does not light the control will de energize the gas valve. Ignition control removal disconnect the wiring from the old ignition control. Remote sense wiring diagrams 35 602 figure 3. High voltage spark cables and control wiring harnesses are detailed on pages 5 and 6.

If the established flame signal is lost while the burner is the control will respond within 0 8 seconds. 120 vac direct spark ignition control fenwal continues advancing direct spark gas ignition technology by employing its legendary design experience to develop a new line of microprocessor based ignition controls for the 120 vac marketplace. Inst all tion of bracket if your water heater is from an early series 964 or earlier notice that the new fenwal ignition control is slightly larger than the old ignition. The control begins a pre purge delay.

The control enables the high voltage spark output for the trial for ignition period. Wiring diagram when connecting the 35 70 to other components in the system. The 35 70 120 vac dsi is the most recent advance in fenwal s broad product mix to serve this market. Wiring diagrams 35 605 figure 1.

Following the pre purge period the control energizes the gas valve. Smaller footprint wiring diagram high voltage and remote sense cable requirements the hv ignition cable must meet a voltage rating of 25 kv and an insulation rating of 200 c. Choose from a wide range of voltages platforms and agency approvals for your application requirements. Consult factory for.

The control uses a microprocessor to continua lly and safely monitor analyze and control the proper operation of a gas burner and inducer blower. The fenwal controls 35 60 series control gives you flexibility with multiple ignition types including direct spark ignition dsi intermittent pilot ip and dsi with inducer blower. Flame failure re ignition. Then remove the screws holding the control in place and remove from control box.

Recommend length of 3ft 9m or less. When the control detects the presence of flame during the trial for ignition the control terminates the sparking pro cess. The 35 61 is a 24 vac direct spark ignition dsi control designed for use in all types of gas fired applianc es. The hv spark will be energized for a trial ignition period in an attempt to relight the burner.