Patterson-Kelley THERMIFIC MODU-FIRE Supplement Manual Download | Manualshive

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Modu-Fire

®

Gas-Fired Boiler

Parts/Technical Support

IRI with Siemens Control

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Summary of Contents for THERMIFIC MODU-FIRE

Page 1: ...red Low Pressure Steam and Hot Water Boilers ASME Code Section IV Certified by Patterson Kelley C S A Design Certified Complies with ANSI Z21 13 CSA 4 9 Gas Fired Low Pressure Steam and Hot Water Boilers Installation Date _______________________ 100 Burson Street P O Box 458 East Stroudsburg PA 18301 Telephone 877 728 5351 Facsimile 570 476 7247 www pkboilers com 2002 Patterson Kelley A Harsco Com...

Page 2: ...Gas Supply Piping by Installer 3 3 7 2 Gas Bleeds and Vents 3 3 8 Boiler Water Piping 3 3 8 1 Piping Design 3 3 8 2 Boiler Inlet and Outlet Connections 3 3 8 3 Boiler Water Piping by Installer 3 3 8 4 Flushing and Filling 3 3 9 Burner and Ignition System 3 3 9 1 Inspection 3 3 10 Pre Start Check List 3 3 11 Safety Checks 3 3 11 1 Test of Ignition Safety System 3 3 11 2 Test of Low Water Cut off 4 ...

Page 3: ...2 Loss of Water Flow 15 5 6 3 Low Gas Pressure 15 5 6 4 High Water Temperature 15 5 6 5 Low Air 15 5 6 6 Ignition Failure 15 5 6 7 Flame Failure 15 6 0 PARTS TECHNICAL SUPPORT 16 6 1 Schematic Diagrams 16 Standard Unit w Siemens Control 17 Standard Unit w Remote Control 18 IRI with Siemens Control 19 IRI with Remote Control 20 6 2 Boiler Parts List 21 6 2 1 Main Assembly 21 6 2 2 Control Panel 22 ...

Page 4: ...the rating plate for the correct gas flow rate The boiler is only a part of the complete heating system This boiler may be fully operational and yet because of poor circulation controls or other operating characteristics not deliver heat to the desired location Additional equipment such as temperature sensors pumps flow switches balancing valves and check valves will be required for satisfactory o...

Page 5: ...by the Canadian Gas Association when installed with the listed accessories Consult your local distributor for information on proper selection The venting system and the horizontal portions of the venting system shall be supported to prevent sagging Consult your local vent supplier for correct vent sizing and structural support requirements Vent diameter is dictated by the length and height of hori...

Page 6: ...lly open vent valve is provided it must be vented independently of any other bleeds and vents Discharge of vent lines should be protected by an insect screen 3 8 BOILER WATER PIPING Refer To TBIG Latest Edition 3 8 1 Piping Design Refer To TBIG Latest Edition 3 8 2 Boiler Inlet and Outlet Connections Refer To TBIG Latest Edition 3 8 3 Boiler Water Piping by Installer Refer To TBIG Latest Edition 3...

Page 7: ... follows With the main burner operating turn down the temperature setting on the high limit thermostat until the main burner shuts off The high limit switch must be manually reset after testing This check should also be made for the Operating Temperature control the green Heat indicator will go out see next section for Modulating Units Readjust thermostats to desired operating temperature and set ...

Page 8: ...reset See the configuration menu The setpoint of the boiler is controlled by an outdoor temperature sensor As the outdoor temperature falls the setpoint of the boiler is increased The boiler modulates to maintain this setpoint The boiler functions as indicated in internal setpoint however SP1 is determined by the outdoor air temperature The setpoint SP1 is reset using a linear relationship with ou...

Page 9: ...nus They are USER level PARAMETER level and the CONFIGURATION level The following table indicates the menu options available from each level The options available depend on the operating mode of the boiler Manual Operation EXIT Button Operating Limit Closed Firing Rate Decreasing Firing Rate Increasing Alarm Relay Energized Increase Value Actual Value Display red Setpoint Display green Decrease Va...

Page 10: ...an only be activated if the burner relay is on If the control sets the burner relay to off during manual operation then the control is changed to automatic operation Parameter Level The parameters available in this level are used for proper functioning of the boiler with the system Within the parameter level you can go to the next parameter by pressing PGM Must be held for 2 seconds The parameters...

Page 11: ...Modu Fire Gas Fired Boiler Installation 8 Table 1 Table of Parameters ...

Page 12: ...stments must be performed by qualified service personnel The air and gas are adjusted at two firing rates High fire and Low fire The boiler modulates between these two rates to maintain a steady outlet temperature Fuel adjustments for proper fuel input are made first at High fire then Low fire fuel adjustments are made at Low fire Red Blue Remote Local Firing Rate The air flow rates are adjusted b...

Page 13: ... 5 Set the boiler at Low fire as described in the boiler operation section of the manual For initial adjustment the cabinet pressure should be the same as shown on the Factory Firetest label The Low fire gas pressure is adjusted with the upper screw of the air gas ratio control valve Using combustion measurement equipment adjust the oxygen reading between 6 5 and 7 5 Low fire Adjustment High fire ...

Page 14: ... pilot has been established The controller will now complete the automatic firing sequence Reset Switch On Off Switch 4 2 2 Normal Shut Down Procedures Refer To TBIG Latest Edition 4 2 3 Emergency Shut Off Refer To TBIG Latest Edition Pilot Gas Cock Low Pressure Gas Cock Main Gas Cock 4 3 TYPICAL BOILER OPERATING CONDITIONS Natural Gas 1030 Btu cu Ft Model No Input Rating Btu hr Gas Rate CFH Manif...

Page 15: ...G Latest Edition 5 1 4 Semi Annually Refer To TBIG Latest Edition 5 1 5 Annually Refer To TBIG Latest Edition 5 2 CLEANING THE BURNER Refer To TBIG Latest Edition 5 2 1 Semi Annual Cleaning 1 Remove mixer core 2 Use low pressure air Max 20 psig inside the burner to remove any accumulated dust or lint build up 5 2 2 Annual Cleaning 1 Disconnect the union in the line at the burner 2 Disconnect pilot...

Page 16: ...er to the motor contactor the damper motor limit switch and normally open contact on relay 2 If the damper motor is open far enough for purge the limit switch is made and relay 2 is energized This supplies power to the air flow switch which initially shows low air flow with the LOW AIR indicator This indicator will remain on until sufficient air flow is sensed If the damper motor is not open enoug...

Page 17: ...et is required following conditions resulting in low gas pressure 4 When the temperature sensed by the high limit temperature control is below the set limit the switch is closed Manual reset is required following conditions exceeding high limit temperature 5 When heat is required as indicated by the outlet water temperature power is applied to Terminal 6 of the programmer which initiates the burne...

Page 18: ...ssarily mean that the low air switch is defective 14 When the load is below the Low fire rating of the boiler the boiler will continue firing and the outlet water temperature will rise until it reaches operating limit setpoint value At this point the operating control switch opens and the combustion control is de energized at Terminal 6 and the indicator for HEAT is turned off This action also de ...

Page 19: ...ts list shown on the assembly drawing provided with this manual 6 1 SCHEMATIC DIAGRAMS Schematic drawings are shown on the following pages Technical information is also available at the above number Table of Contents for this Section Standard Unit w Siemens Control see below When ordering replacement parts please have the model number and serial number of your boiler available Standard Unit w Remo...

Page 20: ...Modu Fire Gas Fired Boiler Parts Technical Support Standard Unit w Siemens Control 17 ...

Page 21: ...Modu Fire Gas Fired Boiler Parts Technical Support Standard Unit w Remote Control 18 ...

Page 22: ...Modu Fire Gas Fired Boiler Parts Technical Support IRI with Siemens Control 19 ...

Page 23: ...Modu Fire Gas Fired Boiler Parts Technical Support IRI with Remote Control 20 ...

Page 24: ...lot Tube Inside Cabinet 8 Burner Inside Cabinet 9 Heat Exchanger 10 Blower Damper 11 Pressure Relief Valve 100 PSI No Part 12 Water Flow Switch 13 Blower Motor Inside Cabinet 14 Blower Wheel Inside Cabinet 15 Press Temp Gauge w 100 PSI relief valve Installation Owner s Manual All Models TBIG CP Control Panel see Section 6 2 2 EC Exterior Cabinet see Section 6 2 4 in TBIG IC Interior Cabinet see Se...

Page 25: ... 2 Thermostat Oper Temp 3 Air Flow Switch 4 Motor Start Relay 5 Terminal Block Neutral 6 Terminal Block Power 7 Flame Safeguard Programmer 7a Amplifier UV Scanner 7b Timing Card 30 sec 8 Programmer Sub Base 9 Switch On Off Lighted No Part 10 Ignition Transformer 10a Ignition Cable 11 Indicator Light Red 12 Indicator Light Green Low Water Switch IRI MR Alarm Bell IRI 22 ...

Page 26: ...Gas Fired Boiler Parts Technical Support 6 2 3 Gas Train 4 3 1 6 5 2 No Part 1 Main Gas Valve 2 Low Gas Pressure Switch 3 Main Gas Regulator 4 Main Gas Shut off Cock 5 Main Gas Actuator 6 Safety Shut off Valve 23 ...

Page 27: ...rt E The suitability of any Product for any particular application F Any failure resulting from misuse modification not authorized by Seller in writing improper installation or lack of or improper maintenance G Equipment furnished by the owner either mounted or unmounted or when contracted for by the owner to be installed or handled H Leakage or other malfunction caused by 1 Defective installation...

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