Algas SDI Direct Fired F6-ASME Page 37 Operation & Maintenance Manual Download

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Troubleshooting

Algas-SDI Operation and Maintenance Manual – P/N – 54000

TROUBLESHOOTING TREE #1

PILOT WILL NOT LIGHT

CHECK THE BURNER

SUPPLY REGULATOR

PRESSURE.

REFER TO PAGE 3

DISCONNECT THE PILOT

FUEL LINE FROM THE

THERMOSTAT AND

CHECK FOR PRESSURE

AT THE THERMOSTAT

PILOT CONNECTION BY

PRESSING THE PILOT

BUTTON DOWN

PRESSURE IS OK

PRESSURE IS HIGH/LOW

ADJUST

REGULATOR

VERIFY YOU HAVE

A MINIMUM OF 6

PSIG INPUT TO

REGULATOR

DETERMINE CAUSE OF LOW

PRESSURE AND REPAIR

NO PRESSURE

REPLACE REGULATOR

PRESSURE IS OK

LIGHT PILOT

AND CHECK
OPERATION

PRESSURE WILL

NOT ADJUST

INLET PRESSURE

IS LOW

REPLACE THE

REGULATOR

RETEST THE

VAPORIZER

INLET PRESSURE

IS OK

REPAIR OR

REPLACE PILOT

ASSEMBLY

CHECK FOR

OBSTRUCTIONS

REPLACE

THERMOSTAT

RETEST THE

VAPORIZER

PRESSURE

IS OK

NO PRESSURE

Summary of Contents for Direct Fired F6-ASME

Page 1: ...SA 98108 Tel 206 789 5410 Fax 206 789 5414 Web www algas sdi com This manual covers units built after August 2009 After S N 09160185 FILE MANUAL PN 54000 rev 09 23 2019 Innovative liquid vaporizing an...

Page 2: ...This equipment uses LPG a flammable fuel handled under pressure Inherent hazards exist and a thorough understanding of the equipment is required to allow safe operation and maintenance Allow only a TR...

Page 3: ...given by means of an Algas SDI International LLC purchase order Algas SDI International LLC will not be liable by reason of shutdown non operation or increased expense of operation of other equipment...

Page 4: ...This page left intentionally blank...

Page 5: ...is manual so that you may register the date of installation for warranty purposes If you do not return the warranty registration card the warranty term will be 12 months after the equipment has been s...

Page 6: ...tes a potential hazard which can result in severe personal injury or death Use extreme care and follow the instructions given ELECTRICAL DISCONNECT REQUIRED Indicates a potentially dangerous situation...

Page 7: ......

Page 8: ...General 4 Unpacking and Initial Assembly 4 Unpacking 4 Initial Assembly 4 Table 1 Distance from Vaporizer 4 Figure 2 Vaporizer Dimensions 5 Figure 3 Installation 160H vaporizers 5 Vapor Distribution...

Page 9: ...aintenance RequirementsError Reference source not found 16 Direct fired vaporizer maintenance checklist 18 Replacing Reignitor Battery 19 Figure 10 Opening the battery access door 19 Figure 11 Replaci...

Page 10: ...This page left intentionally blank...

Page 11: ...conomy Kit 160H Economy Option Kit P N 80793 Quantity 1 per unit See Page 8 and 14 for Details Inlet and Outlet Hand Valves 160H Inlet 3 4 Gas Cock Use P N 33803 Quantity 1 per unit 160H Outlet 1 Gas...

Page 12: ...h heat is furnished by an open flame directly applied to the heat exchange surface which in turn contacts the LP Gas liquid that is to be vaporized The Algas SDI Direct Fired vaporizers consist of sev...

Page 13: ...nto the exchanger and the temperature sensor will sense the cool liquid and cycle the main burner s on During continuous operation the burner s will cycle on and off to maintain the required supply of...

Page 14: ...SURE 9 w c 22 4 mbar PILOT BURNER 2 200 BTU s hr 644 W NOMINAL OPERATING TEMPERATURE 140 to 160 F 60 to 71 C Regulator Gas Pressure measured between burner regulator and thermostat at the drip leg Reg...

Page 15: ...y have occurred during shipping Then carefully open package and inspect unit for damage Remove all plastic shipping material from the vaporizer INITIAL ASSEMBLY Install the vaporizer a minimum of 15 f...

Page 16: ...Operation Algas SDI Operation and Maintenance Manual P N 54000 5 Figure 2 Vaporizer Dimensions Figure 3 Installation 160H vaporizers 1 VAPOR OUTLET 3 4 FNPT LIQUD INLET CONNECTION HEAVY ENDS DRAIN...

Page 17: ...th a maximum pressure drop of less than the hydrostatic head pressure see NFPA 54 4 Connect the vaporizer to the storage tank LIQUID SUPPLY LINE see Figure 3 The liquid supply line should be adequatel...

Page 18: ...pressure drops off the regulator on top of the storage tank will automatically take over 2 Run a line from the regulator and tie it into the vapor service line downstream from the vaporizer first stag...

Page 19: ...set at 10 psig The regulator must be installed so that any gas condensing between the regulator and the tank can run back into the tank 2 Install the 3 Vaporizer Regulator at the outlet of the vapori...

Page 20: ...re 5 Filtaire Operation 1ST STAGE REGULATOR VAPOR FROM VAPORIZER INLET VALVE 2 VAPOR LINE FILTAIRE OIL DEMISTER OUTLET VALVE BYPASS VALVE NORMALLY CLOSED 3 1 5 DRAIN VALVE PIPE STAND 6 4 VAPOR TO LOAD...

Page 21: ...or page 21 NOTE For installations or locations in Canada it may be required to vent the integral pressure relief of the burner supply regulator Venting must be installed in accordance with all require...

Page 22: ...n the valve supplying gas to the Thermostat Supply Regulator 4 Turn the temperature control dial on the thermostat counter clockwise to the RUN position PILOT on first version RUN position PILOT on fi...

Page 23: ...ke sure all the valves on consuming equipment are closed and slowly open the valve in the vapor distribution line Open all consuming equipment valves Direct Fired Vaporizer setpoint adjustment Set the...

Page 24: ...t flame should immediately extinguish 2 Once the pilot flame has extinguished turn the ignitor switch to OFF 3 Close the isolation valve ahead of the burner regulator on the side of the vaporizer This...

Page 25: ...ssure in the lines is zero and no sources of ignition are present in the area the vaporizer can now be disconnected AUTOMATIC RE IGNITION OPERATION Lighting or re lighting of the pilot flame is accomp...

Page 26: ...feet of the work area 2 When flaring the contents of the vaporizer be sure that the burners are on to prevent freezing during the flaring operation Table 3 Initial Installation Operation Inspections...

Page 27: ...d or obstructed orifices Direct Fired vaporizers built after October 2002 have 66 burner jet orifices Vaporizers built after October 2013 have 69 burner jet orifices Flame Spreader Bar Models 80 40H 1...

Page 28: ...s are accumulating during vaporizer operation this maintenance can be performed on an annual basis Drip Leg Remove plug below the T on the drip leg and drain the drip leg to prevent it from filling wi...

Page 29: ...Capacity Control Valve Repair Kit 3 0017 Installed Piston cleaned 8 Strainer Screen inspected for tears or holes and or cleaned 9 Relief Valve Inspected for corrosion Is rain cap present Manufacture d...

Page 30: ...to open the battery access door on the bottom right corner of the thermostat housing Figure 10 Opening the battery access door 2 Pull out the battery disconnect it and replace with new 9VDC battery Pu...

Page 31: ...tate the temperature control dial counter clockwise See Figure 12 The main burner s should now engage 5 With the main burner operating adjust the Thermostat Supply Regulator to obtain burner pressure...

Page 32: ...se smallest O ring from kit Lightly grease new O ring before replacing it 9 Once the inlet valve orifice O ring has been replaced return the orifice to the valve and tighten accordingly 10 Compare the...

Page 33: ...dle of the inlet valve If not bubbles are present the valve is sealing properly 16 Remove any remnants of the old inlet valve flange gasket from the surface of the flange on the inlet valve itself and...

Page 34: ...w tap at the top center of the piston This will allow you to be able to grasp the screw with a pair of pliers to be able to pull the piston from the valve 5 Remove the old O ring from the piston and r...

Page 35: ...Maintenance Algas SDI Operation and Maintenance Manual P N 54000 24 This page intentionally left blank...

Page 36: ...pilot Each 160H pilot uses 23 pilot orifices 2 MAIN BURNER WILL NOT IGNITE TROUBLESHOOTING TREE 3 Check the pilot burner as per 1 above Check burner regulator Disconnect tube from outlet side of regul...

Page 37: ...SSING THE PILOT BUTTON DOWN PRESSURE IS OK PRESSURE IS HIGH LOW ADJUST REGULATOR VERIFY YOU HAVE A MINIMUM OF 6 PSIG INPUT TO REGULATOR DETERMINE CAUSE OF LOW PRESSURE AND REPAIR NO PRESSURE REPLACE R...

Page 38: ...T THE PILOT IS IMPINGING ON THE THERMOCOUPLE BULB APPROXIMATELY 3 8 TO 1 2 CHECK THE THERMOCOUPLE SIGNAL TO THERMOSTAT CONTROL VALVE SIGNAL SHOULD BE 13 TO 30 MILLIVOLTS WHEN THERMOCOUPLE IS HOT REPAI...

Page 39: ...BURNER WILL NOT LIGHT CHECK TO SEE THAT THE PILOT IS IMPINGING ON THE THERMOCOUPLE BULB APPROXIMATELY 3 8 TO 1 2 TURN THE THERMOSTAT CONTROL KNOB UP TO THE HIGHEST SETTING DID THE CONTROL CLICK CHECK...

Page 40: ...hr THE FOLLOWING TROUBLESHOOTING TREE ASSUMES THAT THE LOAD ON THE VAPORIZER IS LESS THAN ITS MAXIMUM CAPACITY NO ADJUST BURNER PRESSURE REGULATOR OK SEE TROUBLESHOOTING TREE 3 MAIN BURNER WILL NOT LI...

Page 41: ...Troubleshooting Algas SDI Operation and Maintenance Manual P N 54000 30 This page intentionally left blank...

Page 42: ...APPENDIX A TECHNICAL INFORMATION...

Page 43: ...Appendix A This page intentionally left blank...

Page 44: ...38 LG 1 60068 1 4 Lock washer zinc plated 2 BRA0002 04 2 Bracket pilot 1 FAS13001 00 3 Hex screw 20 LG GR 5 zinc plated 2 FAS28858 00 3 Mach Screw pan head 8 32 LG zinc plated 2 TER0011 00 3 TRL lug...

Page 45: ...rmocouple 48 LG 1 41091 Burner assembly kit without thermocouple and pilot Components Description Qty 3 1035 3 8 Brass tee 1 30022 Z Nipple SCH 80 3 8 NPT 1 LG zinc plated 1 30130 Z Bushing FS 2000 x...

Page 46: ...iquid inlet valve pin gasket installation procedure 1 Clean pivot screw hole opening from any residue 2 Apply blue medium strength Locktite 243 or Permatex to threads on the liquid inlet valve body or...

Page 47: ...dix A 3 Slide pin gasket P N 8135 101 over the pivot screw P N 3 4169 threads as shown in the picture 4 Screw in pivot screw to the inlet valve body and apply 8 in lbs of torque approximately 1 8 full...

Page 48: ...our to allow locktite to properly dry before reinstalling valve assembly back on the vaporizer 7 Re install valve in vaporizer with new flange gasket and uniformly torque bolts to 30 35 ft lbs 8 Re co...

Page 49: ...r supply tube fitting nut pull out the tubing and allow for space to rotate thermostat 9 Rotate thermostat counter clockwise while ensuring that thermowell stays attached to the heat exchanger 10 Remo...

Page 50: ...Appendix A...

Page 51: ...Appendix A...

Page 52: ...Appendix A Algas SDI International LLC 151 South Michigan Street Seattle Washington 98108 Ph 1 206 789 5410 Fax 1 206 789 5414 www algas sdi com...

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