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Riverside Hydronics 1500 WB 250A-IF, Installation & Maintenance Manual, Page: 3 / 40

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Riverside Hydronics 1500 WB 250A-IF Installation & Maintenance Manual Download Page 3

3 

34-55   08/14

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

9.  TempTrac Controller Panel    

 

9.1. 

Principle of Operation 

 

 

 

9.2. 

Upper LED Readout 

 

 

 

9.3. 

Lower LED Readout 

 

 

 9.4.  Control 

Buttons 

 

 

 

9.5. 

Modulation Firing Sequence 

 

 

 

9.6. 

To View the Setpoint 

 

 

 

9.7. 

To Change The Setpoint 

 

 

 

9.8. 

To Change Other Parameters 

 

 

 

9.9. 

LED Display Alarm Messages 

 

 

10.  Boiler Control Interface  

 

 

10.1.  If BMS is to provide remote on/off control only 

 

 

 

 

10.2.  If BMS provides Modulation control through a 4 to 20 milliamp 

 

 

 

 

10.3.  Modbus Application for TempTrac 

 

 

 

 

10.4.  Boiler Management System (BMS) Remote Connections 

 

 

 

 10.5. Outdoor 

Reset 

 

 

 

10.6.  OnTrac Boiler Management System (BMS) 

 

 

 

10.7.  BAS Protocol Gateway 

 

 

11.  Sequence of Operation  

 

12.  Initial Startup    

 

12.1.  Initial Startup Requirements 

 

 

 

 

12.2.  Tools and Instrumentation Required 

 

 

 

 12.3. Resources 

 

 

 

 12.4. On-Site 

Considerations 

 

 

 

 12.5. Startup 

Procedure 

 

 

 

13. Troubleshooting 

Guide 

 

 

14. Replacement 

Parts 

   

 14.1. Control 

Panel 

 

 

 

14.2.  Control Panel Components Parts List 

 

 

 

14.3.  Burner Assembly and Gas Train Exploded View 

 

 

 

14.4.  Burner Assembly and Gas Train Parts List 

 

 

15. Periodic 

Maintenance 

 

 

16.  Recommended Maintenance Schedule  

 

 
 
 
 

Warranty Forms & Wiring Diagrams Ship Separately With Each Product 

Summary of Contents for 1500 WB 250A-IF

Page 1: ...LOW THE INFORMATION IN THIS MANUAL AND ALL OTHER PROVIDED INSTRUCTIONS LABELS AND MARKINGS BEFORE INSTALLING OPERATING OR SERVICING THIS UNIT TO THE INSTALLER After installation these instructions mus...

Page 2: ...ection 5 6 Gas Train and Controls Certification 5 7 Gas Control Trains 6 Combustion and Ventilation Air 6 1 Equipment Located In Confined Spaces 6 2 Maximum Allowed Remote Combustion Air Inlet Length...

Page 3: ...mpTrac 10 4 Boiler Management System BMS Remote Connections 10 5 Outdoor Reset 10 6 OnTrac Boiler Management System BMS 10 7 BAS Protocol Gateway 11 Sequence of Operation 12 Initial Startup 12 1 Initi...

Page 4: ...ut the main gas supply valve to the appliance from a location safely away from the emergency Failure to follow these instructions can cause property damage personal injury and exposure to hazardous ma...

Page 5: ...5 34 55 08 14 2 PRODUCT DESCRIPTION Component Controls and Connection Locations Locations May Vary...

Page 6: ...be enclosed in approved conduit or approved metal clad cable To avoid serious damage DO NOT energize the unit until the system and appliance is full of water 3 4 Location These units are suitable for...

Page 7: ...ow pumping systems on the boiler loop motorized isolation valves may be recommended Building flow may have to be limited to only the firing boilers during periods of low building heat demand to preven...

Page 8: ...xchanger can cause a non warrantable failure 3 Make sure there are no system leaks DO NOT use petroleum based stop leak products All system leaks must be repaired The constant addition of make up wate...

Page 9: ...aight Pipe to add the equivalent straight pipe for each elbow or tee to obtain the total distance from the meter Use this corrected total distance from the meter for determining the suggested pipe siz...

Page 10: ...off device 6 A sediment trap drip leg MUST be provided in the inlet of the gas connection to the unit 7 The code compliant vent limiters are designed and must respond to pressure changes in the instal...

Page 11: ...tion Codes or applicable provisions of the local building codes NOTE This unit may be installed with a remote air intake system which uses a make up air duct to draw combustion air directly from outdo...

Page 12: ...remote combustion air vent termination to adequately protect the combustion air inlet from wind and weather A UL Listed air intake termination cap is available from Riverside Hydronics and may have s...

Page 13: ...om the appliance vent connection to the vertical vent or stack that terminates outside and above the building roof must be made with listed Type B double wall or equivalent must be as direct as possib...

Page 14: ...manufacturer of the listed Category III or IV venting system being installed Attach this adapter to the VT3 vent connection outlet following the instruction provided by the adapter s manufacturer Foll...

Page 15: ...e cfm Max Vent Press W C 399 136 0 5 500 170 0 6 650 221 0 8 750 255 1 0 850 289 1 2 900 306 1 2 1000 340 1 3 7 3 2 Vertical or Horizontal Vent Termination 1 The vent terminal must have a minimum clea...

Page 16: ...personal injury exposure to hazardous materials or death Conventional Venting Through the Wall Venting Combining Vents with a Draft Inducer 8 OPERATING AND SAFETY CONTROLS 8 1 Operating Temperature C...

Page 17: ...expansion Contact a boiler or plumbing professional to resolve this situation Do not plug the relief valve 8 4 Electronic Low Water Cut Off Low Water Cut Off Operation When the water level is above th...

Page 18: ...g Probe 1 This is used to regulate the temperature of the boiler 9 4 Control Buttons SET Displays and modifies the temperature set points In programming mode it selects a parameter or confirms an oper...

Page 19: ...will hold at low fire until parameter St4 is reached causing burner to modulate higher or parameter St1 is reached causing the burner to shutoff St4 The Modulation Threshold This additional differenti...

Page 20: ...int Push the SET key The upper display will show the St1 parameter name while the lower display will show its value Use the UP or DOWN key to cycle through the parameter names Push the SET key to modi...

Page 21: ...ted or is reading correctly Outdoor reset disabled Warm weather shutdown disabled Check wiring and sensor Terminals 16 17 HA High temperature limit setpoint exceeded Buzzer sounds operation continues...

Page 22: ...daisy chain arrangement 10 4 Making BMS BAS remote connections for analog and binary on off signals A terminal strip for the remote connection is located behind the hinged control panel at the top of...

Page 23: ...adjusted upward by the amount of the rr1 value See Outdoor Reset Manual 34 400 6 for full description Factory Default Settings The values of the Outdoor Reset and Warm Weather Shutdown functions in th...

Page 24: ...he Fenwal Flame Safeguard Control d 24v is applied to the TempTrac operating temperature control terminal L1 3 Call For Heat If the TempTrac operating control senses a call for heat condition a The Hi...

Page 25: ...lay On Low Fire Hold Relay has timed out it energizes the Modulation Release Relay SPDT to enable the analog signal from the TempTrac to the VFD to regulate the speed of the blower a The TempTrac will...

Page 26: ...Tools 12 2 Resources Product Installation Maintenance Manuals Start up Report with instructions Local State Federal Codes Toll Free 24 Hour Technical Support 1 800 433 5654 12 3 On Site Consideration...

Page 27: ...ng the rocker switch on the front of the control enclosure assembly When the burner fails to light the flame control will lockout Start the burner in Low Fire Burner combustion must be optimized at bo...

Page 28: ...in the flue vent approximately two feet from the appliance See Gas Train Illustration below for details With the burner firing and adjusted to low fire adjust the regulator screw clockwise to increas...

Page 29: ...LATOR VALVE ORIFICE ADJUSTMENT Gas Train Illustration for Centauri Models 250 through 500 REGULATOR ADJUSTMENT HIGH GAS PRESSURE SWITCH DUAL SAFETY SHUTOFF VALVE LOW PRESSURE GAS SWITCH MANIFOLD PRESS...

Page 30: ...for proper blower pressure setting adjust if required Air switch may be defective Blocked Filter Switch Check for 24V at the N C side of the blocked filter switch Replace filter or switch as required...

Page 31: ...31 34 55 08 14 14 REPLACEMENT PARTS REPLACEMENT PARTS...

Page 32: ...32 34 55 08 14 14 1 Control Panel...

Page 33: ...316SS 1 EA 8 102163 PROBE THERMOSTAT DIXELL 18NB NTC 25FT NICKEL BRASS 1 EA 9 104195 PROBE THERMOSTAT DIXELL 18NB NTC 5FT NICKEL BRASS 1 EA 10 116458 RELAY SPST 30A 24V OMRON G7L 1A TUB J CB AC24 N O...

Page 34: ...34 34 55 08 14 14 3 Burner Assembly...

Page 35: ...163 ELL BLACK 90DEG 1 16 2 5973 NIPPLE BLACK 1 4 X 2 17 1 101216 SWITCH PRESSURE HGP G ANTUNES 8101111202 2 20 W 18 1 101201 SWITCH PRESSURE LGP G ANTUNES 8103116202 1 20 W 19 1 SEE BOM NIPPLE BLACK 1...

Page 36: ...n or installer should use the procedures described in item 5 6 below 3 Any sign of soot on the heat exchanger or in the flue indicates the need for a combustion inspection Properly installed and adjus...

Page 37: ...combustion and ventilation air is unobstructed to the appliance 10 When electrical controls are serviced or replaced refer to ELECTRICAL COMPONENT LOCATIONS for identification and location of compone...

Page 38: ...detection system components c Check firing rate control d Check piping and wiring of all interlocks and shutoff valves e Inspect burner components f Check igniter g Test high and low gas pressure inte...

Page 39: ...39 34 55 08 14 NOTES...

Page 40: ...40 34 55 08 14 MODEL NUMBER SERIAL NUMBER INSTALLATION DATE Riverside Hydronics LLC 990 Haltom Road Ft Worth TX 76117 1 800 990 5918 www riversidehydronics com...

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