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S9360A, S9361A, S9370A, S9371A
Integrated Boiler Controllers
INSTALLATION INSTRUCTIONS
SPECIFICATIONS
IMPORTANT:
The specifications given in this publication do
not include normal manufacturing tolerances.
Therefore, an individual unit may not match the
listed specifications exactly. Also, this product is
tested and calibrated under closely controlled
conditions, and some minor differences in
performance can be expected if those
conditions are changed.
Model Numbers
APPLICATION
S—Switchin
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220.5 2 x 15 2 x 61 111 2 x 15 2 x 84.5 S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS 1-3/8 (35) 5/8 (16) M24217 Fig. 1. S936X Integrated Boiler Controller, dimensions in in. (mm). Electrical Ratings: Full Load: 4.5A at 120 Vac. Line Voltage: 120 Vac, 60 Hz (220 Vac, 50 Hz on specific Warm-up Time: model numbers). 18 seconds for first trial for ignition; this varies by Transformer: model, as does the time for the second trial for igni- Nominal 24 Vac (maximum 30 Vac, minimum
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS Table 1. Recommended Ignition Cables. High Humidity or Dripping Water Temperature Rating Over time, dripping water or high ambient humidity can Voltage create unwanted electrical paths on the module circuit Cable Type Rating (rms) °C °F board, causing the module to fail. Never install an UL Style 10,000 150 302 appliance where water can drip on the controls. 3217 In addition, high ambient humidity can cause the control UL Style 10
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS WARNING WARNING Fire or Explosion Hazard. Fire or Explosion Hazard. Can cause severe injury, death or property Can cause severe injury, death or property damage. damage. 1. The module can malfunction if it gets wet, Do not attempt to take the module apart or to leading to accumulation of explosive gas. clean it. Improper reassembly and cleaning may • Never install where water can flood, drip or cause unreliable operation, leading to
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS WATER HEATER CONTROL BOX M24229 Fig. 3. Align module with slots in control box. IMPORTANT Wire the System 1. All wiring must comply with applicable local electrical codes and ordinances. 2. When installing a hot surface igniter, the WARNING leadwires should be kept as short as possible and should not be allowed to rest against Electrical Shock Hazard. grounded metal surfaces. Can cause severe injury, death or property 3. A common
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS NOTE: Cable length must be 36 in. (0.9 m) or less. The the ground wire; asbestos insulation is not acceptable. If cable must not be in continuous contact with a necessary, use a shield to protect the wire from radiant metal surface or spark voltage will be greatly heat generated by the burner. reduced. Use ceramic or plastic standoff The burner serves as the common grounding area. If insulators as required. there is not a good meta
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS FLAME SPARK SENSE IGNITER CIRCULATOR L1 L2 GND GND 1 INDUCER 24 VAC TRANSFORMER 1 DAMPER ENVIRACOM DIAGNOSTIC ENVIRACOM DISPLAY MV GAS CONTROL PRESSURE SWITCH PV LIMIT SWITCH PV/ MV SENSOR 1 SENSOR 2 1 OPTIONAL DEPENDING ON CONFIGURATION M24216 Fig. 4. Spark Ignition Wiring (S936X). 7 69-2076—01
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS CIRCULATOR INDUCER GND HOT SURFACE IGNITER FLAME SENSE 24 VAC TRANSFORMER L2 GND L1 ENVIRACOM DIAGNOSTIC ENVIRACOM DISPLAY MV GAS CONTROL PRESSURE SWITCH MV LIMIT SWITCH SENSOR 1 SENSOR 2 M24218 Fig. 5. Hot Surface Ignition Wiring (S937X). Common Connectors Table 3. Connectors Common to Both Spark-to-Pilot and Hot Surface Ignition Options. Connection/Color Pin Mating Plug Description Flame Sense 1 of 1 3/16 in. female quick- Connection
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS Table 3. Connectors Common to Both Spark-to-Pilot and Hot Surface Ignition Options. (Continued) Connection/Color Pin Mating Plug Description EnviraCOM/Black 1 of 3 Stripped Bare Wire ECOM Data “1” 2 of 3 ECOM R “2” 3 of 3 ECOM C “3” EnviraCOM Diag/ 1 of 3 “Pen” Diagnostic Tool ECOM Data “1” White with 0.1 in. spacing 2 of 3 ECOM R “2” 3 of 3 ECOM C “3” Transformer Primary/ 1 of 3 ® L1 Molex 50-81-1030 White 2 of 3 Earth Ground 3 of 3 N
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS Table 5. Spark Model Specific Connectors. Connection Pin Mating Plug Description ® L1 Line Voltage Input/White 1 of 4 Molex 50-81-1040 2 of 4 Earth Ground 3 of 4 Earth Ground 4 of 4 Neutral a 1 of 6 ® Earth Ground Induced Draft Blower (Combustion Air )/White Molex 39-01-2060 2 of 6 N/C 3 of 6 Neutral 4 of 6 N/C 5 of 6 L1 Relay Out 6 of 6 N/C a 1 of 6 24 Vac Vent Damper /White 2 of 6 Damper E.S. Feedback 3 of 6 24V Common if damper co
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS “SP_” Setpoint. LOCATION AND MOUNTING “Df_” Setpoint Differential (select models). “°F_” Degrees Fahrenheit Then press the UP or DOWN button until the parameter Sensing Bulb(s) has reached the desired value. After 60 seconds without The water heater manufacturer usually provides a tapping any button inputs, the control will automatically return to for the sensing bulb at a point where average water the READ mode. temperature can
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS Mounting Sensor and Thermowell OPERATION AND CHECKOUT The remote upper temperature sensor is installed in an immersion well (Fig. 8) that extends into the supply water side of the boiler. Operation The S9360A, S9361A, S9370A and S9371A continuously Immersion Well Fitting monitor the temperature of the boiler water and enable or disable the burner based on this temperature data. In The immersion well must snugly fit the sensing bul
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS IGNITION CIRCULATOR SEQUENCE CONTROL IDLE IDLE ALL OUTPUTS OFF ALL OUTPUTS OFF WATER TEMPERATURE LOW AND THERMOSTAT ACTIVE THERMOSTAT CALL FOR HEAT ACTIVE CHECK LEAKAGE/ WATER TEMP. CIRCULATOR ON SET FLAME BIAS HIGH OR CALL FOR HEAT LOST THERMOSTAT CALL FOR HEAT LOST BIAS DONE TIME OUT OR MANUAL RESET WAIT LIMIT CIRCULATOR OFF SWITCH CLOSE LIMIT SWITCH LIMIT SWITCH CLOSE OPEN CHECK DAMPER/ PRESSURE SWITCH OPEN SWITCH OPEN DRIVE
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS • Disconnect the ignition cable at the SPARK terminal on TROUBLESHOOTING the module. IMPORTANT 1. The following service procedures are provided WARNING as a general guide. Follow appliance manufac- The ignition circuit generates over 10,000 volts turer’s service instructions if available. and electrical shock can result. 2. On lockout and retry models, meter readings between gas control and ignition module must Energize the module
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS Table 7. Error Codes. Segment Display Definition Pressure Switch failed to open (contacts stuck closed). Flame sensed out of normal sequence (before opening gas valve or after closing gas valve). Flame sensed during prepurge (before gas valve signaled opened). Flame sensed during postpurge (before gas valve signaled closed). Pressure Switch failed to close (contacts stuck open). Sensor 2 Error. Temperature sensor or interfac
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S9360A, S9361A, S9370A, S9371A INTEGRATED BOILER CONTROLLERS APPEARANCE CAUSE SMALL BLUE FLAME CHECK FOR LACK OF GAS FROM: � CLOGGED ORIFICE FILTER � CLOGGED PILOT FILTER � LOW GAS SUPPLY PRESSURE � PILOT ADJUSTMENT AT MINIMUM LAZY YELLOW FLAME CHECK FOR LACK OF AIR FROM: � DIRTY ORIFICE � DIRTY LINT SCREEN, IF USED � DIRTY PRIMARY AIR OPENING, IF THERE IS ONE � PILOT ADJUSTMENT AT MINIMUM WAVING BLUE FLAME CHECK FOR: � EXCESSIVE DRAFT AT PILOT LOCATION � RECIRCULATING PRODUCTS OF COMBUST
