HoneywellTHE Y343B IGNITION PACKAGE PROVIDES DIRECT SPARK IGNITION (DSI) FOR GAS HEATING SYSTEMS. THE PACKAGE INCLUDES THE S87D ELECT
GROUNDING CONNECTIONSA common ground is required for the burner, spark igniter-sensor mounting bracket and the GND terminal of the S87. If ground is
start the system by setting the thermostat (temperature controller) to call tor heat. Observe the system response and establish the type
The Y343B1002 Direct Spark Gas Burner Ignition Package includes the S87D Electronic Module, Q347A Spark Igniter-Sensor, Q354A Flame Se
AMBIENT TEMPERATURE RATING: Minus 40 F to plus 175 F [minus 40 C to plus 79 C].WIRING CONNECTIONS: 1/4 in. [6.4 mm] male quick-connect ter
TABLE 1—GAS CONTROLS.MODEL NO.TYPE OF PRESSURE REGULATORCAPACITY RANGE OF STANDARD MODELPUBLICATION FORM NUMBERcfh mVhrV845AStandard noto 335 3.1 to 9
Position the Q347 so that only the tips of the electrodes are immersed in the burner flame. The burner must ignite smoothly — usually this wi
Q354A FLAME SENSOR1. Mate quick-connect terminals (1/4 in. [6.4 mm})' are provided on both the Q354 and S87D. Connect the SENSOR terminal on
FIG. 6—WIRING HOOKUP FOR Y343B PACKAGE IN A TYPICAL TWO-STAGE DSI HEATING SYSTEM.ANY DUAL VALVE • - O A S COWTROL—-A \ POWER SUPPLY. PROVIDE DISCONN
The following start-up and checkout procedures are basic to the S87. If possible, refer to the specific instructions provided by the appl
1J TEMPERATURE CONTROLLER CALLS FOR HEAT-1i / SVS' POwPOWER INTERRUPTION >SVSTLM SHUTS OFF, RESTARTS WHEN POWER IS RESTORED.0”SPARK GENERA
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