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SV9410/SV9420; SV9510/SV9520;
SV9610/SV9620
SmartValve™ System Controls
APPLICATION
The SV9410/SV9420; SV9510/SV9520;
SV9610/SV9620 SmartValve™ System Controls combine
gas flow control and electronic direct main burner
ignition sequencing functions into a single unit. The
ignition source is 120V hot surface igniter lighting the
main burner flame. Two types of 120V igniters may be
used; see Table 1. Provides all gas ignition safety
functions by controlling gas flow, ignition source, and a
120 Vac combustion air blower. The control also
monitors the appliance airflow proving switch circuit
and limit string to assure proper appliance operation.
The SmartValve™ System Controls provide prepurge,
postpurge and timed trial for ignition with multiple
ignition trials and auto reset from lockout. Diagnostic
LED indicates system status.
The control communicates directly with the ST9160
Electronic Fan Timer (EFT) in typical forced warm air
furnace applications. It will also interface with the
208907 Terminal Board, providing compatibility with
power stealing thermostats. Or, it directly interfaces with
the appropriate power supplies and a system
thermostat for additional appliance applications. When
controlled directly by a thermostat, the control does not
provide a postpurge function, as power to the control is
removed when the thermostat call for heat ends.
This system is suitable for a wide range of fan-assisted
combustion, gas-fired appliances including furnaces,
rooftop furnaces, boilers, unit heaters, infrared heaters,
water heaters and commercial cooking appliances. The
specific application of the SmartValve System is the
responsibility of the appliance manufacturer. See Table
2 for temperature ranges and regulator types.
Line voltage polarity sensing models monitor the line
voltage input connection to assure line voltage polarity
is correct. If line voltage polarity is incorrect, the LED
Model No.
SV9410/SV9510/SV9610
SV9420/SV9520/SV9620
See Table 4 for gas capacities.
Table 1. SmartValve™ System Controls Hot Surface Igniter Type.
Hot Surface Igniter Type
Norton 271
Norton 601
INSTALLATION INSTRUCTIONS
diagnosis code will flash and the control will not
respond to the call for heat. These models also provide
added LED diagnostic codes ("6+") to indicate the
reason the control has moved to the lockout state. See
Tables 9 and 10.
SPECIFICATIONS
CAUTION
Equipment Damage Hazard.
Incorrect replacement will damage equipment.
The SV9410/SV9420; SV9510/SV9520;
SV9610/SV9620 provide direct replacement
only.
Body Pattern:
SV9410/SV9420; SV9510/SV9520: Straight through
with 1/2 in. inlet and 1/2 in. outlet; or 1/2 in. NPT inlet
and 1/2 in. inverted flare outlet.
SV9610/SV9620: Straight through with 1/2 in. inlet and
1/2 in. outlet, 1/2 in. inlet and 3/4 in. outlet, or 3/4 in.
inlet and 3/4 in. outlet.
Electrical Ratings:
System Transformer: 40 VA minimum NEMA rated.
Voltage and Frequency:
24 Vac, 50/60 Hz.
NOTE:
50 Hz operation increases all timings by 20%.
Output Ratings:
Igniter Load: 5A maximum at 120 Vac.
Induced Draft Motor Load: 2.5A Full Load, 10A
Locked Rotor at 120 Vac.
Current at 24 Vac:
24V Thermostat: 0.25A at 24 Vac, 60 Hz.
HSI Warmup (seconds)
First Try
17
7
Subsequent Tries
27
12
69-1058-05

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Summary of Contents for resideo SmartValve SV9410

  • Page 1 SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SmartValve™ System Controls INSTALLATION INSTRUCTIONS diagnosis code will flash and the control will not APPLICATION respond to the call for heat. These models also provide added LED diagnostic codes (“6+”) to indicate the The SV9410/SV9420; SV9510/SV9520; reason the control has moved to the lockout state. See SV9610/SV9620 SmartValve™...
  • Page 2 SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS Table 2. Model Number Suffix Letter Designation. Model No. Suffix Letter Ambient Temperature Range Pressure Regulator Type 0°F to 175°F (-18°C to +79°C) Slow-opening -40°F to +175°F (-40°C to +79°C) -40°F to +175°F (-40°C to +79°C) Standard 0°F to 175°F (-18°C to +79°C) Two-Stage slow-opening...
  • Page 3: Planning The Installation

    Multiply Listed to moisture, corrosive chemicals, dust or excessive heat. Specific Gravity Capacity By These applications require Resideo review; contact your Manufactured 0.60 0.516 Resideo Sales Representative for assistance. Mixed 0.70...
  • Page 4: Installation

    SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS Dust or Grease Accumulation CAUTION Heavy accumulations of dust or grease can cause the Equipment Damage Hazard. control to malfunction. Where dust or grease can be a Improper wiring can damage equipment. problem, provide covers for the control to limit Never apply a jumper across or short the contamination.
  • Page 5 SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS 3. Make sure that the O-ring is fitted in the groove of IMPORTANT the flange. If the O-ring is not attached or missing, These ignition system controls are shipped with do not use the flange. protective seals over the inlet and outlet 4.
  • Page 6 SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS Table 6. NPT Pipe Thread Length (in.) 5. Remove the seals over the ignition system control inlet and outlet, if necessary. Pipe Thread Pipe Maximum Depth Pipe can be 6. Connect the pipe to the ignition system control Size This Amount Inserted into Control...
  • Page 7 SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS system power review is recommended. Install a Voltage reading between the appliance chassis and the transformer, thermostat and other controls, as neutral side (L2) of the line voltage should be less than required. ten volts. 2.
  • Page 8 SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS ROLL-OUT SWITCH AUXILIARY TO 120 VAC, 60 HZ LIMIT SWITCH AIR PROVING POWER SUPPLY (OPTIONAL) SWITCH COMBUSTION (HOT) AIR BLOWER LIMIT SWITCH SV9410/SV9420; SV9510/SV9520; 40 VA TRANSFORMER SV9610/SV9620 XFMR XFMR 208907 TERMINAL BOARD DATA 24 VAC FLAME ROD SURFACE...
  • Page 9: Startup And Checkout

    SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS Turn on Main Burner AUXILIARY Follow the instructions provided by the appliance LIMIT SWITCH (OPTIONAL) ROLL-OUT manufacturer or turn up the thermostat to call for heat. SWITCH PROVING Perform Gas Leak Test COMBUSTION SWITCH 40 VA LIMIT AIR BLOWER...
  • Page 10 SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS removing the gauge and replacing the plug. Before 4. If the desired outlet pressure or flow rate cannot be removing inlet pressure tap plug, shut off gas supply at achieved by adjusting the ignition system control, the manual valve in the gas piping to the appliance or, for check the ignition system control inlet pressure LP, at the tank.
  • Page 11: Maintenance

    SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS MAINTENANCE CAUTION Equipment Damage Hazard. Improper wiring can damage the equipment. WARNING 1. Do not apply a jumper across or short the Fire or Explosion Hazard. thermostat, 24V hot or 24V common terminal Can cause severe injury, death or property in the SV9410/SV9420;...
  • Page 12: Turning Off The Appliance

    SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS IMPORTANT Troubleshooting Without LED Follow the operating instructions provided by Indicator Assistance (Appliance the manufacturer of your heating appliance. The information below describes a typical ignition power or thermostat call for heat system control application, but the specific has cycled since appliance failure controls used and the procedures outlined by the manufacturer of your appliance can differ,...
  • Page 13 SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 DIRECT HOT SURFACE IGNITION SmartValve™ SYSTEM CONTROL SEQUENCE OF OPERATION WITH ST9160 ELECTRONIC FAN TIMER OR 208907 TERMINAL BOARD APPLY POWER TO APPLIANCE THERMOSTAT CALLS FOR HEAT AIR PROVING SWITCH PROVED WAIT FOR AIR PROVING OPEN? SWITCH TO OPEN...
  • Page 14 SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS Table 9. Troubleshooting with LED Indicator Assistance. LED Status Indicates Check/Repair No power to system control. 1. Line voltage input power at L1 and L2. connectors on ST9160 Electronic Fan Timer (EFT) or 208907 Terminal Board. 2.
  • Page 15 SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS Table 9. Troubleshooting with LED Indicator Assistance. (Continued) LED Status Indicates Check/Repair a,b,c Soft Lockout—Recycle count exceeds 5 on 1. Gas supply pressure inconsistent or too low to 6+2 Flashes this call for heat—last failure was Flame operate appliance with other gas appliances Sense Lost During Run.
  • Page 16 Resideo Technologies, Inc. 1985 Douglas Drive North, Golden Valley, MN 55422 1-800-468-1502 69-1058—05 M.S. Rev. 05-20 | Printed in United States www.resideo.com © 2020 Resideo Technologies, Inc. All rights reserved. This product is manufactured by Resideo Technologies, Inc. and its affiliates.

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