Armstrong Flo-Direct AFD-1000 Installation, Operation And Maintenance Manual Download Page 47

Page: 47 / 47

Armstrong International

IOM-706 V2.0

Flo-Direct Water Heater

Page 45 of 45

Notes

Summary of Contents for Flo-Direct AFD-1000

Page 1: ...lt causing property damage personal injury or death Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance What to do if you smell gas Do not...

Page 2: ...ExhaustDucting 15 InstallingIntakeAirDucting 16 WaterConnections 17 FuelConnection 18 Electrical Panels 19 ControlPanel 19 DisconnectPanel 20 Heater Label 20 Electrical Connections 21 Top Plate to Upp...

Page 3: ...instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or gas supplier Note Operating with any s...

Page 4: ...s Flo Direct water heaters Are designed for industrial applications Use complete thermal exchange technology Come in sizes from 1 to 16 million Btu hr Heat water up to 185 F maximum Typical System Hea...

Page 5: ...re provided with each unit and should be referred to when installing and operating your system Common options Gravity drain without a transfer pump Standard consistent incoming water temperature or mo...

Page 6: ...fications Spec English Units SI Units Gas supply pressure 2 6 psig optimum 4 5 5 psig 0 14 0 41 bar optimum 0 28 0 38 bar Water supply pressure 30 100 psig with 5 psig variation 2 07 6 84 bar with 0 3...

Page 7: ...4 18 457 2900 1316 6 300 000 1757 AFD 7000 3 80 2 50 139 3531 107 2718 77 1956 50 1270 18 457 3200 1455 7 400 000 2050 AFD 8000 3 80 2 50 139 3531 107 2718 77 1956 50 1270 18 457 3200 1455 8 400 000 2...

Page 8: ...lower Exhaust vent Burner actuator Burner Upper Canister Water pressure switch Water flow volume adjust valve Water inlet valve Control panel See next page for Fuel Train components Disconnect panel G...

Page 9: ...r Heater Specifications Heater Page 7 of 45 Fuel Train Components Regulated pressure display High gas pressure switch Low gas pressure switch Proof of Closure POC switch Dual blocking valves Visual di...

Page 10: ...inless steel Stand Carbon steel painted Dimensions and Operational Specifications Model Maximum Flow Rate Inlet Connection Outlet Connection Flow Control Valve Bypass Valve Pump Power GPM m3 hr in mm...

Page 11: ...ted carbon steel General Specifications Design standard ASTM D49097 00 Maximum pressure Atmospheric Vacuum None Maximum temperature 180 F 82 2 C Specific gravity 1 2 Seismic code design None Wind load...

Page 12: ...ntation Screened vent Water inlet Recirculation return Manway Upper sight glass mount 1 NPT Float switch mount for heater stop Float switch mount for heater start Thermometer mount Lower sight glass m...

Page 13: ...r will be attached and upright A fork lift will usually be adequate for moving Use of a strap or chain is recommended Large heaters Top plate will be bolted to lower canister Upper canister will be on...

Page 14: ...with holes aligned Orient so union in fuel line can be connected Note Gas and fuel are used interchangeably in this document 6 Install all bolts and start nuts Liberal use of an anti sieze compound i...

Page 15: ...holes aligned 3 Move upper canister into position over lower canister using lift lugs sides and back Wall front 4 Lower carefully until a few bolts can be inserted Tip Using several tapered pry bars o...

Page 16: ...11 4 7 14 15 6 2 10 8 Lower onto floor and tighten all bolts using pattern shown or similar Note Leakage is normal pending stress relief Tighten applicable bolts as required when leaks appear 9 Armstr...

Page 17: ...for duct Do not rest weight on heater Install horizontal exhaust duct sloping upward to drain condensate in duct 1 4 per foot is recommended Roof Connect exhaust ducting using either CPVC or single wa...

Page 18: ...under negative air pressure Top must be solid metal Typical enclosure in sheet metal box with screen Roof Provide independent support for duct Do not rest weight on heater Bird screen required Wall Du...

Page 19: ...less steel Alternative metals are available Line from transfer pump must be routed to top of storage tank to prevent backflow Inlet water pipe must be at least as large as heater s water inlet piping...

Page 20: ...require routing regulator vent outside 2 Connect gas supply applicable codes may govern connection type Provide adequate support Note Do not put excess weight on heater connection Note If codes requir...

Page 21: ...er Heater Control Panel Page 19 of 45 Electrical Panels Control Panel Spark generator 120V 6000V Hour meter Circuit relay A Fuse 2 3A PLC Programmable logic controller PLC Veri Flame control Fuse 1 5A...

Page 22: ...nect Panel Control transformer 3 phase to 120V Main fused disconnect Grounding lug Motor fuse blocks Terminal block Grounding lug Motor overloads Motor starters Heater Label Note This is a sample labe...

Page 23: ...recommended not required 5 Reconnect threaded fitting to burner flame sensor port Modulating burner wiring may not be present 1 Route blower motor wiring through conduit and into 4 Reconnect spark rod...

Page 24: ...ister Note Depending on how canister sections were oriented during installation wires and conduit for these connections may not be the correct length Rewire if necessary 1 Thread high temperature swit...

Page 25: ...by looking for wire 83A connected to coil of starter 3 Connect numbered wires to corresponding terminals on terminal strip 4 If modulating burner connect second wire for RTD to control panel Storage T...

Page 26: ...ater 1 Connect supply voltage to top terminals of main fuse disconnect inside disconnect panel 2 Manually test each starter bump the starter to check for correct motor rotation as indicated on motor h...

Page 27: ...combine in burner and enter dry flame tube which enables complete combustion producing no undesirable gases System operation is controlled by float switches in remote storage tank not shown Water is h...

Page 28: ...to shut down heater 3 If air pressure switch is open and fuel valve is closed blower will start BLOWER ON lights wire 48 terminal 8 on Veri Flame 4 Within a few seconds air pressure switch must indica...

Page 29: ...ield supplied relay coil in control panel Fuel line connected Adequately sized Adequately supported Pressure checked if required Purged Water piping connected Sufficient inlet flow and pressure Adequa...

Page 30: ...automatic control 2 Turn MANUAL OFF AUTO switch on control panel to MANUAL but do not press MANUAL START 3 Set water inlet pressure to about 20 psi 4 Set outlet pressure at pump to 40 psi with bypass...

Page 31: ...ain water level in heater Note Level should fluctuate slowly between second and third float switches without seeing a tank full fault or pump turning off 8 Check exhaust piping for leaks 9 Insert comb...

Page 32: ...while heater is in operation Confirm that heater shuts down within 10 seconds and WATER PRESSURE FAULT light comes on Check low gas pressure switch Turn off the fuel supply while heater is in operati...

Page 33: ...ot running unscrew cover on switch shown removed below Caution Wiring is live Avoid touching connections 2 Compress spring to trip switch 3 Confirm that heater shuts down and high temperature fault li...

Page 34: ...anel button must be out If fault recurs continue Flame failure Check spark rod wiring and connection for breaks arcing or carbon fouling Check UV scanner for dirt and reaction to flame Air failure Che...

Page 35: ...ilters and piping for obstructions Low system pressure Correct system pressure Modulating burner does not enter automatic mode and track set point MANUAL stays lit after flame is established Reset but...

Page 36: ...Cord grip Appleton CG1850 D16992 AFD 3000 D7567 5 Low Fire Limit Switch D19195 AFD 4000 D7568 6 Veri Flame UV Scanner 90 D16915 AFD 5000 D7569 7 O Ring Viton 7 8 x 1 D17086 AFD 6000 D7570 8 Quartz le...

Page 37: ...hermatic Valve Diaphragm Assembly 1 D8655 1 1 2 D8656 2 D8657 2 1 2 D8658 3 D8659 3 Solenoid SOL 7 110V D18330 4 Pressure Gauge 0 110 psi D11554 5 Water Pressure Switch D16905 Actuated Butterfly Valve...

Page 38: ...Double Throw D16903 9 Base Socket Mini 14 Blade D16886 Flame Safety Module 10 Eclipse Veri Flame 5605 22 US D19186 Eclipse Veri Flame CSA 5605 22AA Canada D19187 11 Grommet 7 8 ID D19554 12 Base Term...

Page 39: ...Indicating 20A D19616 7 30A D19762 25A D19617 60A D22629 30A D19618 100A D21900 35A D19619 8 Fuse Cover Bus Non Indicating D17413 40A D19620 Disconnect Handle 50A D19621 9 30A 60A D15638 60A D19622 1...

Page 40: ...3 AFD 11000 to AFD 16000 Yellow 12 28 w c D11559 AFD 11000 to AFD 16000 Black 24 44 w c D14811 AFD 11000 to AFD 16000 Pink 40 60 w c D12336 AFD 11000 to AFD 16000 Gray 56 80 w c D12142 Dual Blocking V...

Page 41: ...1 2 Dia x 36 long D15722 2 Dia x 36 long D15723 3 Dia x 36 long D15724 4 Dia x 36 long D15725 Flange Gasket WARCO White 9 AFD 1000 D7564 AFD 1500 D7565 AFD 2000 D7566 AFD 3000 D7567 AFD 4000 D7568 AF...

Page 42: ...Float switch swings down Float switch swings up Check wiring schematic for float switch orientation Ref No Description Part No 1 Bushing CPVC 4 x 1 2 NPT D18785 2 Float Switch Polypropylene D16907 3 T...

Page 43: ...desired set point When the Flo Direct s flame is shut off the controller will go into manual mode and 0 output ready to start again Descriptions of Major Modulation Components RTD The temperature sens...

Page 44: ...arious functions The designated output d out function is always used When this dry contact is closed the controller will go to manual mode and 0 output The controller must be in this mode and output i...

Page 45: ...re plugged opening and reclosing the d out circuit All of the above can be avoided if the controller is not taken out of MANUAL and not switched to AUTO when the flame is off Leave the MANUAL button...

Page 46: ...rmstrong s repair or replacement of the part or product excluding any labor or any other cost to remove or install said part or product or at Armstrong s option to repayment of the purchase price As a...

Page 47: ...Armstrong International IOM 706 V2 0 Flo Direct Water Heater Page 45 of 45 Notes...

Search results

Summary of Contents for Flo-Direct AFD-1000

Reviews:

Related manuals for Flo-Direct AFD-1000

Brands by name

Popular brands

Armstrong Flo-Direct AFD-1000, Installation, Operation And Maintenance Manual

Search results

Summary of Contents for Flo-Direct AFD-1000

Reviews:

Related manuals for Flo-Direct AFD-1000

Brands by name

Popular brands