Velocity PHTM2080H Installation, Operating And Service Instructions
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Velocity PHTM2080H Installation, Operating And Service Instructions

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Installation, Operating and Service Instructions for
Models:
• PHTM2080H
• PHTM2120H
• PHTM2120HB
• PHTM2150H
• PHTM2180H
Manual Contents
1.
Installer Read Before Proceeding . . . . . . . . . . .3
2.
3.
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . .5
4.
How It Works . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
5.
Locating Boiler . . . . . . . . . . . . . . . . . . . . . . . . .10
6.
Preparing Boiler . . . . . . . . . . . . . . . . . . . . . . . .14
7.
General Venting . . . . . . . . . . . . . . . . . . . . . . . . .17
8.
Sidewall Direct Venting . . . . . . . . . . . . . . . . . . .24
9. Vertical Direct Venting . . . . . . . . . . . . . . . . . . .30
10. Heating System Piping . . . . . . . . . . . . . . . . . . .36
11. Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
12. Field Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
13. Condensate Disposal . . . . . . . . . . . . . . . . . . . .47
14. Start-up and Checkout . . . . . . . . . . . . . . . . . .48
15. Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
16. Before Leaving Jobsite . . . . . . . . . . . . . . . . . .67
17. Service and Maintenance . . . . . . . . . . . . . . . . .68
18. Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . .72
19. Internal Wiring Diagrams . . . . . . . . . . . . . . . . .87
20. Service Parts . . . . . . . . . . . . . . . . . . . . . . . . . . .90
Appendix
D. Code Required Text . . . . . . . . . . . . . . . . . . . . .100
Version en Español disponible en el web del fabricante.
This boiler must only be installed, serviced, or repaired by a qualified installer, service agency or gas supplier.
Improper installation, adjustment, alteration, service or maintenance can cause severe personal injury, death,
or substantial property damage. For assistance or additional information, consult a qualified installer, service
agency, or the gas supplier. Read these instructions carefully before installing.
110332-04 - 2/23
II
TO THE INSTALLER:
Page
Affix these instructions adjacent to boiler.
Provide model number and serial number when
seeking information and support.
TO THE HOMEOWNER:
Retain these instructions for future reference.
Contact heating installer or technician for all issues
and support.
www.velocityboilerworks.com
!
WARNING
• Water Boiler
• Condensing
• Direct Vent Models
• Gas Fired

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  • Page 1: Table Of Contents

    Installation, Operating and Service Instructions for • Water Boiler • Condensing • Direct Vent Models • Gas Fired Models: • PHTM2080H • PHTM2120H • PHTM2120HB • PHTM2150H • PHTM2180H TO THE INSTALLER: Manual Contents Page Affix these instructions adjacent to boiler.
  • Page 2 PHTM II Installation, Operating & Service Instructions The Massachusetts Board of Plumbers and Gas Fitters has listed the Phantom II Boiler. See the Massachusetts Board of Plumbers and Gas Fitters website for the latest Approval Code or ask your local Sales Representative. The Commonwealth of Massachusetts requires this product to be installed by a licensed Plumber or Gas fitter.

  • Page 3: Installer Read Before Proceeding

    Installation, Operating & Service Instructions PHTM II Installer or Qualified Service Agency Read Before Proceeding NOTICE: Size boiler properly relative to design WARNING heat load or, if using DHW priority, the peak Asphyxiation Hazard, Burn Hazard, Electrical hot water load, whichever is larger. A grossly Shock Hazard.

  • Page 4: Homeowner Read Before Proceeding

    PHTM II Installation, Operating & Service Instructions User/Homeowner Read Before Proceeding NOTICE: Protect your home in freezing weather. WARNING A power outage, safety lockout, or component Asphyxiation Hazard. Fire Hazard. failure will prevent your boiler from lighting. In • A qualified installer, service agency or winter your pipes may freeze and cause extensive gas supplier should annually inspect boiler property damage.

  • Page 5: Specifications

    For altitudes above 2,000 ft. (610 m), PHTM2080H minimum input increased to 10 MBH. Table 3-2: Dimensions and Connections...
  • Page 6 Table 3-4: Altitude De-rates [%/1,000 ft. (305 m) Above Sea Level 2,000 to 6,000 ft. 6,0001 to 8,000 ft. 8,001 to 10,000 (611 m to 1,828 m) (1,829 m to 2,438 m) (2,439 m to 3,079 m) Boiler Model PHTM2080H 0.3% 1.2% 3.5% 0.9% 2.5% 0.7% 1.9%...
  • Page 7 Installation, Operating & Service Instructions PHTM II Specifications REVISIONS (continued) REV. DATE DESCRIPTION APVD 103-143-14599 9/3/2021 PRODUCTION RELEASE Vent Air Intake Front View Low Voltage 120 VAC Knockouts Knockouts Boiler Supply Condensate Trap Cleanout Boiler Return Condensate Drain Bottom View MATERIAL: DES: EJL SCALE: 1:10...

  • Page 8: How It Works

    PHTM II Installation, Operating & Service Instructions How It Works 1. Heat exchanger 9. Control enclosure Water flows through heat exchanger's stainless Houses boiler control and provides access to steel tubes. Heat is transferred to water as flue installed fuses and spare fuses. products are cooled below point of condensation 10.
  • Page 9 Installation, Operating & Service Instructions PHTM II How It Works (continued) Figure 4-1: How It Works 110332-04 - 2/23...

  • Page 10: Locating Boiler

    PHTM II Installation, Operating & Service Instructions Locating Boiler 4. Locate boiler to avoid water damage in case Code Requirements there is a leak. If boiler must be located in an area sensitive to water damage, install drain WARNING pan underneath boiler and pipe to a suitable Asphyxiation Hazard.
  • Page 11 Installation, Operating & Service Instructions PHTM II Locating Boiler (continued) Ventilation Air 3. If 24 in. clearances described in (2) cannot be maintained, provide two openings into 1. Combustion air must be obtained directly room, one near floor and other near ceiling. from outdoors, however ventilation openings Top of upper opening to be within 12 in.
  • Page 12 PHTM II Installation, Operating & Service Instructions Locating Boiler (continued) 4. If boiler is installed in room with other Table 5-2: Corrosive Combustion Air appliances, provide adequate air for combustion Contaminants and Sources and/or ventilation in accordance with other Contaminants to avoid: appliance manufacturer's instructions and applicable code.
  • Page 13 Installation, Operating & Service Instructions PHTM II Locating Boiler (continued) Connecting New Boiler to Existing Vent 1. Seal any unused openings in the common venting System system. WARNING 2. Visually inspect the venting system for proper size and horizontal pitch and determine there is no Asphyxiation Hazard.

  • Page 14: Preparing Boiler

    PHTM II Installation, Operating & Service Instructions Preparing Boiler Unpack Boiler CAUTION Remove boiler and parts carton from outer shipping Heavy Object. carton. Boiler weighs up to 130 lb. (59 kg). Two people are required to lift boiler onto wall mounting CAUTION bracket.
  • Page 15 Installation, Operating & Service Instructions PHTM II Preparing Boiler (continued) Attach with Install Vent Connector (4) screws 1. Remove vent connector and screws from parts Vent Connector carton. 2. Check vent reducer on top of heat exchanger to ensure it is installed properly. Flue gas sample port facing front of boiler...
  • Page 16 PHTM II Installation, Operating & Service Instructions Preparing Boiler (continued) 3. For wood studs, drill 3/16 in. (4.8 mm) pilot holes Mount Boiler "A" and "B" and attach bracket using provided 1. Wall bracket is designed to mount on studs 5/16 in.

  • Page 17: General Venting

    Installation, Operating & Service Instructions PHTM II General Venting Direct Vent Sidewall Termination Options Figure 7-2: Sidewall Low Figure 7-3: Sidewall Figure 7-1: Sidewall Profile Termination - see Concentric Termination - Termination with Fittings - Section 8 for details see Section 8 for details see Section 8 for details Direct Vent Vertical Termination Options Figure 7-4: Vertical...
  • Page 18 PHTM II Installation, Operating & Service Instructions General Venting (continued) 1. Min and max lengths are calculated separately for air and vent. For example, max length 135 ft. (41.1 Vent and Air Sizing m) means up to 135 ft. (41.1 m) air piping and up to 135 ft.
  • Page 19 Installation, Operating & Service Instructions PHTM II General Venting (continued) 5. Example equivalent length calculation for 2 in. NOTICE: PVC may not be used to penetrate vent: combustible or non-combustible walls unless all A. 1 ft. CPVC straight pipe =1 eq ft. of the following conditions are met.
  • Page 20 PHTM II Installation, Operating & Service Instructions General Venting (continued) in connector. Insert pipe into air connector and 6. CPVC/PVC vent starter kits are available. Kits use #10 x 1 in. sheet metal screw to secure. Seal include 30 in. (760 mm) CPVC pipe, 90° short joint between air connector and pipe with RTV CPVC elbow, PVC coupling (vent terminal), 90°...
  • Page 21 Installation, Operating & Service Instructions PHTM II General Venting (continued) Maximum Wall 2"* 6" 12" Thickness ("T") (50mm) (150mm) (305mm) Minimum air space 0"* 1" 1-3/4" around pipe ("C") (0mm) (25mm) (45mm) One end of opening may *Wall must be of non-combustible construction be closed PVC Vent Pipe 66"...
  • Page 22 PHTM II Installation, Operating & Service Instructions General Venting (continued) Polypropylene Venting Table 7-16: Listed Polypropylene Vent Materials (ULC-S636 Listed) WARNING Manufacturer Model Asphyxiation Hazard. Polypropylene Single Wall Rigid • Use only vent materials listed in Table 7-16 DuraVent to make vent connections. Consult vent PolyPro Flex manufacturer's instructions for required support InnoFlue Single Wall Rigid...
  • Page 23 Installation, Operating & Service Instructions PHTM II General Venting (continued) Table 7-17: Listed Polypropylene Vent Fittings DuraVent Length Centrotherm InnoFlue Selkirk PolyFlue PolyPro 2 in. (60 mm) 2PPS-LC IANS02 PF-LB Joint Connector 3 in. (80 mm) 3PPS-LC IANS03 PF-LB or 4PF-LB 2 in.

  • Page 24: Sidewall Direct Venting

    PHTM II Installation, Operating & Service Instructions Sidewall Direct Venting Determine Terminal Location C. Minimum 12 in. (305 mm) from inside corner. 6 ft. (1.8 m) is generally recommended and WARNING required when window and/or air inlet is within Asphyxiation Hazard. 4 ft.
  • Page 25 Installation, Operating & Service Instructions PHTM II Sidewall Direct Venting (continued) 110332-04 - 2/23...
  • Page 26 PHTM II Installation, Operating & Service Instructions Sidewall Direct Venting (continued) Table 8-3: Polypropylene Sidewall Terminal Fittings CPVC/PVC or Polypropylene Fittings DuraVent Centrotherm Terminal Selkirk PolyFlue PolyPro InnoFlue WARNING UV resistant UV stabilized UV resistant Asphyxiation Hazard. single wall pipe end pipe + two pipe + two 2PF- All CPVC/PVC vent joints must be glued.
  • Page 27 Installation, Operating & Service Instructions PHTM II Sidewall Direct Venting (continued) 1. Low profile terminals listed in Table 8-7 may be DuraVent & Selkirk: Remove gasket to used to terminate air and vent outside building install screen per Figure 8-8. Both air and vent pipes must From boiler Elbow vent connection...
  • Page 28 PHTM II Installation, Operating & Service Instructions Sidewall Direct Venting (continued) CPVC/PVC Concentric Terminal 3. Follow terminal manufacturer's instructions and Figure 8-11 for assembly. WARNING 4. If needed, terminal can be shortened. Follow Asphyxiation Hazard. terminal manufacturer's instructions and Figure All CPVC/PVC vent joints must be glued.
  • Page 29 Installation, Operating & Service Instructions PHTM II Sidewall Direct Venting (continued) Kit Size *'A' Manufacturer 7-3/8" (187mm) 1-3/4" (44mm) *Overall length of inner IPEX 3-1/2" (89mm) 2" pipe to be 'A' longer than overall 12-3/16" (310mm) 3/4" (19mm) DIVERSITECH length of outer pipe. 8-3/4"...

  • Page 30: Vertical Direct Venting

    PHTM II Installation, Operating & Service Instructions Vertical Direct Venting Determine Terminal Location WARNING WARNING Asphyxiation Hazard. Asphyxiation Hazard. All polypropylene vent systems rely on gaskets Follow these instructions when determining vent for sealing. Ensure gaskets are installed in terminal location. Failure to comply could result each female end of vent pipe or fitting.
  • Page 31 Installation, Operating & Service Instructions PHTM II Vertical Direct Venting (continued) Table 9-2: Polypropylene Vertical Terminal Fittings DuraVent & Selkirk: Elbow Remove gasket to DuraVent Centrotherm install screen Joint Selkirk PolyFlue PolyPro InnoFlue Connector Screen UV resistant UV stabilized UV resistant single wall pipe end pipe + pipe + 2PF-...
  • Page 32 PHTM II Installation, Operating & Service Instructions Vertical Direct Venting WARNING (continued) Asphyxiation Hazard. CPVC/PVC Concentric Terminal If using stainless steel screw to attach rain cap, always drill clearance hole in rain cap WARNING and pilot hole in vent pipe appropriate for Asphyxiation Hazard.
  • Page 33 Installation, Operating & Service Instructions PHTM II Vertical Direct Venting (continued) Abandoned B-vent Chase Polypropylene Concentric Terminal WARNING Asphyxiation Hazard. WARNING • Only abandoned (unused) B-vent may Asphyxiation Hazard. be used as a chase. Failure to comply All polypropylene vent systems rely on gaskets may cause product damage or improper for sealing.
  • Page 34 PHTM II Installation, Operating & Service Instructions Vertical Direct Venting Centrotherm Innoflue (continued) IFBK02 or IFBK03 (3.1m) B-Vent Kit Table 9-11: Polypropylene B-vent Chase B-Vent 24" (610mm) Components Flashing 12" (305mm) DuraVent Centrotherm Normal snow Selkirk PolyFlue line on roof PolyPro InnoFlue 2PF-10UV or...
  • Page 35 Installation, Operating & Service Instructions PHTM II Vent Vertical Direct Venting (continued) Note: Duravent Polypro Flex Abandoned Chimney Chase components shown. WARNING Asphyxiation Hazard. PPs Flex Only abandoned (unused) masonry chimney may be used as a chase. If chimney contains Clean, tight unused chimney multiple flues, all flues must be abandoned.

  • Page 36: Heating System Piping

    PHTM II Installation, Operating & Service Instructions Heating System Piping General System Piping Precautions B. Pipe outlet of safety relief valve to location where water or steam will not create a WARNING hazard or cause property damage if valve Asphyxiation Hazard. opens.
  • Page 37 Installation, Operating & Service Instructions PHTM II Heating System Piping (continued) Table 10-1: Head Loss at Selected Flow Rates ΔT = 35°F ΔT = 30°F ΔT = 25°F ΔT = 20°F Boiler Supply Boiler Return Minimum Boiler Minimum Boiler Boiler Minimum Boiler Minimum...
  • Page 38 PHTM II Installation, Operating & Service Instructions Heating System Piping (continued) 3. Fill valve (required) B. Note that some filters have a significant pressure drop, which may impact ability of A. Either a manual or automatic fill valve may system pump to obtain required flow. be used, but a manual valve is preferred because it eliminates unmonitored additions 9.
  • Page 39 Installation, Operating & Service Instructions PHTM II Heating System Piping (continued) 110332-04 - 2/23...
  • Page 40 PHTM II Installation, Operating & Service Instructions Heating System Piping (continued) 110332-04 - 2/23...
  • Page 41 Installation, Operating & Service Instructions PHTM II Heating System Piping (continued) Figure 10-5: Near Boiler Piping Supplied with Boiler 110332-04 - 2/23...

  • Page 42: Gas Piping

    PHTM II Installation, Operating & Service Instructions Gas Piping WARNING DANGER Explosion Hazard. Explosion Hazard. • Failure to properly pipe gas supply to boiler Do not use matches, candles, open flames or could cause improper operation or leaks of other ignition sources to check for leaks. Failure flammable gas resulting in severe personal to comply could result in severe personal injury, injury, death or substantial property damage.
  • Page 43 Installation, Operating & Service Instructions PHTM II Field Wiring Locating Field Connection Terminal Strips DANGER Field connection terminal strip locations are shown in Electrical Shock Hazard. • Disconnect electrical supply before Figure 12-1. To access terminal strips: installing or performing maintenance. 1.

  • Page 44: Field Wiring

    PHTM II Installation, Operating & Service Instructions Field Wiring (continued) D. Maximum combined current draw for all circulators is 5A. Low Voltage Connections 1. All low voltage field connections to boiler are made on Low Voltage Connections terminal strip (see Figure 12-3) located on left side of bottom panel.
  • Page 45 Installation, Operating & Service Instructions PHTM II Field Wiring (continued) 2. External power must not be applied to any low i. Refer to Section 10 Heating System Piping voltage terminals - doing so may damage boiler for LWCO kits available from manufacturer. control.
  • Page 46 PHTM II Installation, Operating & Service Instructions Field Wiring (continued) Figure 12-5: TACO SR504 or Equivalent Zone Panel Wiring Connection Diagrams 110332-04 - 2/23...

  • Page 47: Condensate Disposal

    Installation, Operating & Service Instructions PHTM II Condensate Disposal B. Do not route or terminate condensate drain WARNING line piping through an area that is prone Asphyxiation Hazard. to freezing temperatures or that could Failure to install condensate drain in be damaged by leaking condensate.

  • Page 48: Start-Up And Checkout

    PHTM II Installation, Operating & Service Instructions Start-Up and Checkout Heating System Cleaning and Treatment Fill Water Quality NOTICE: Make sure system is filled with water meeting CAUTION the following criteria: Component Damage. Proper flushing, cleaning, and water side • Hardness less than 7 grains/gallon. maintenance is highly recommended to protect •...
  • Page 49 Installation, Operating & Service Instructions PHTM II Start-Up and Checkout (continued) A. Use 1/4 in. (6 mm) ID tubing connected to Final Check Before Starting Boiler hose barb and route tubing to a safe draining location. WARNING B. Turn vent counter clockwise and allow heat Asphyxiation Hazard.
  • Page 50 PHTM II Installation, Operating & Service Instructions Start-Up and Checkout (continued) 3. Use keypad to enter adjust mode and change LP Conversion parameter A06 from "0" to "1". WARNING Press and hold "menu" for 3 seconds. • Asphyxiation Hazard. Press "" or "" buttons until PAS is visible •...
  • Page 51 Installation, Operating & Service Instructions PHTM II Start-Up and Checkout (continued) Final Check Before Starting Boiler 6. If there is a problem, display will show error code (Figure 14-6). Refer to label on access door and (continued) Section 18 Troubleshooting to diagnose error. 1.
  • Page 52 PHTM II Installation, Operating & Service Instructions Start-Up and Checkout (continued) A. Boiler is equipped with a screw cap in vent adapter. Be sure to replace this cap when combustion testing is complete. B. Measure carbon monoxide (CO) level after 5 minutes of operation above 50% firing rate.
  • Page 53 Installation, Operating & Service Instructions PHTM II Start-Up and Checkout (continued) FOR YOUR SAFETY READ BEFORE OPERATING/POUR VOTRE × × × × SECURITE LISEZ AVANT DE METTRE EN MARCHE WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
  • Page 54 PHTM II Installation, Operating & Service Instructions Start-Up and Checkout (continued) Boiler Sequence of Operation Table 14-10: Boiler Sequence of Operation Status Screen Display Description Burner - Off Pump(s) - Off Priority: Standby There is no call for heat, boiler is not firing and priority is "standby". Boiler is ready to Status: respond to a call for heat.

  • Page 55: Operation

    Installation, Operating & Service Instructions PHTM II Operation User Display Overview reset – Figure 15-1: Display Icons Table 15-2: Display Descriptions When not flashing or alternating display temperature is 180°F boiler supply temperature. Visible when Central Heat demand is present. Visible when DHW demand is present.
  • Page 56 PHTM II Installation, Operating & Service Instructions Operation (continued) Operating Mode The STA (status) display code contains below listed Basic boiler status is displayed and DHW setpoint values. may be adjusted. Table 15-5 Managing of Status Numbers Description (see Section 18 reset Display Troubleshooting for explanation)
  • Page 57 Installation, Operating & Service Instructions PHTM II Operation (continued) Adjust Mode Menu Diagnostic information and Quick Menu parameters are available without entering a password. Press and Hold reset “menu” button for 3 seconds to access Adjust Mode. Press Press buttons buttons to view next to adjust...
  • Page 58 PHTM II Installation, Operating & Service Instructions Operation (continued) Accessing Password Protected Menus Password protected parameters are available by entering a password. Press and hold the "menu" for 3 seconds, reset Press "" or "" buttons until PAS is visible and press "enter". Press "enter"...
  • Page 59 Installation, Operating & Service Instructions PHTM II Operation (continued) Table 15-11: Menu A A , Quick Menu (items A06, A07, A08 and A09 visible only after password entered) Range/ Default Parameter and Description Choices A01 Boiler On/Off Switch On/Off Boiler switch allows an installer to prevent boiler starts while boiler powered and reviewing boiler settings.
  • Page 60 PHTM II Installation, Operating & Service Instructions Operation (continued) Table 15-12: Menu FR FR, Firing Rate (visible only after password entered) Default Range/ Choices Parameter and Description F01 Manual Modulation Enable Setting to "On" allows technician to fire at rate specified in F02. To return to Auto change setting to "Off".
  • Page 61 Installation, Operating & Service Instructions PHTM II Operation (continued) Table 15-13: Menu 5P 5P, , Setpoint Menu (visible only after password entered) Range/ Default Parameter and Description Choices 501 Temperature Units Sets display temperature in degrees Fahrenheit or Celsius. 0, 1 Fahrenheit Celsius 502 DHW Priority Time...
  • Page 62 PHTM II Installation, Operating & Service Instructions Operation (continued) Table 15-15: Menu PU PU, Pump Menu (visible only after password entered) Range/ Default Parameter and Description Choices P01 System Pump Output Select: Activates System Pump output according to selected function. System Pump Any Pump Runs during any call for heat.
  • Page 63 Installation, Operating & Service Instructions PHTM II Operation (continued) Table 15-16: Menu LL LL, Lead Lag Menu (visible only after password entered) Range/ Default Parameter and Description Choices L01 Lead Lag Master Enable Used to "turn on" Multiple Boiler Controller On/Off Sequencer Master is Enabled.
  • Page 64 PHTM II Installation, Operating & Service Instructions Operation (continued) NOTICE: This section covers control features available via local display. For additional control features available via our App, see Extended Features manual available on our website or in our App. Control System Overview 6.
  • Page 65 Installation, Operating & Service Instructions PHTM II Operation (continued) Table 15-18: Order of Priority 2. High Differential Temperature Limit Control monitors temperature difference between Boiler Responding to: return and supply sensors. If this difference Domestic Hot Water exceeds 58°F (32°C) control begins to reduce 2nd Sequencer Control blower maximum speed and if temperature Connected to the peer-to-peer network.
  • Page 66 PHTM II Installation, Operating & Service Instructions Operation (continued) Boiler Protection Features (continued) 11. Central Heating System Frost Protection 7. Flue High Limit Frost Protection starts boiler and system pump Control monitors flue gas temperature sensor and fires boiler when low outdoor air, low supply located at top of heat exchanger.

  • Page 67: Before Leaving Jobsite

    Installation, Operating & Service Instructions PHTM II Before Leaving Jobsite Before leaving jobsite Installed wall retaining clips (bottom)  Flushed heating system  Boiler and system filled with water  Air purged from boiler system  No loose, uninsulated or miswired connections ...

  • Page 68: Service And Maintenance

    PHTM II Installation, Operating & Service Instructions Service and Maintenance Important Product Safety Information: Refractory Ceramic Fiber Product WARNING Some boiler components use materials that contain refractory ceramic fibers (RCF). RCF has been classified as a possible human carcinogen. When exposed to elevated temperatures, RCF may change into crystalline silica, a known carcinogen.
  • Page 69 Installation, Operating & Service Instructions PHTM II Service and Maintenance (continued) Monthly Inspections: 1. Inspect vent piping and air intake piping to verify it is free from leakage and deterioration. WARNING Also verify vent and air intake terminals are Asphyxiation Hazard. Fire Hazard. Explosion unobstructed.
  • Page 70 PHTM II Installation, Operating & Service Instructions D. Verify gap between ignitor/flame sensor and Service and Maintenance (continued) burner is within range shown in Figure 17-3 and Table 17-4. Ignitor/Flame Sensor Gap "A" Burner Door Mounting Nuts (4X) Figure 17-3: Ignitor/Flame Sensor to Burner Gap Figure 17-1: Ignitor/Flame Sensor Location Table 17-4: Electrode Gap 4.
  • Page 71 Installation, Operating & Service Instructions PHTM II Service and Maintenance E. Refer to Sections 7 thru 9 to re-assemble (continued) any vent system components that are disassembled during this inspection and for details on supporting, pitching and Condensate Tube terminating vent system. from heat exchanger 12.

  • Page 72: Troubleshooting

    PHTM II Installation, Operating & Service Instructions Troubleshooting WARNING Electrical Shock Hazard. Turn off power to boiler before working on wiring. A. Troubleshooting with No Active Fault Code Displayed Table 18-1: Troubleshooting with No Active Fault Code Indication Possible Causes Corrective Action Display Completely Check breaker and wiring between breaker panel and...
  • Page 73 Installation, Operating & Service Instructions PHTM II Troubleshooting (continued) In event of high CO (CO air free greater than 200 ppm for 0-2,000 ft. (0-160 m) or greater than 300 ppm for above 2,000 ft. (610 m)) follow the below steps in specified order: 1.
  • Page 74 PHTM II Installation, Operating & Service Instructions Troubleshooting (continued) B. Troubleshooting with Status Numbers In Operating Mode, use arrow keys ("" or "") to reach "StA". Display will then alternate between "StA" and number shown below. Table 18-2: Status Number Explanation Display Description Explanation...
  • Page 75 Installation, Operating & Service Instructions PHTM II Troubleshooting (continued) C. Troubleshooting with Diagnostic Codes In Diagnostic and Quick Menu Mode, use the arrow keys ("" or "") to reach "c" menu and press "enter" button to view diagnostic codes. Table 18-3: Diagnostic Menu Display Name Description...
  • Page 76 PHTM II Installation, Operating & Service Instructions Troubleshooting (continued) D. Troubleshooting with Active Fault Code. Control uses following codes to describe abnormal operation: Table 18-4: Lockout/Hold/Warning Symbol Description Code Type Boiler Status Description When a lockout occurs, boiler will shut down and event is stored in history, b, menu.
  • Page 77 Installation, Operating & Service Instructions PHTM II Troubleshooting (continued) Table 18-5: Active Fault Code and Corrective Actions (continued) Detailed Fault Code found on "b" and "c" menus in brackets, e.g. [1.0]. Code Name Possible Cause Corrective Action Verify the system is full of water and the air has been properly purged.
  • Page 78 PHTM II Installation, Operating & Service Instructions Troubleshooting (continued) Table 18-5: Active Fault Code and Corrective Actions (continued) Detailed Fault Code found on "b" and "c" menus in brackets, e.g. [1.0]. Code Name Possible Cause Corrective Action Inspect heat exchanger and clean flue side of heat Heat exchanger dirty.
  • Page 79 Installation, Operating & Service Instructions PHTM II Troubleshooting (continued) Table 18-5: Active Fault Code and Corrective Actions (continued) Detailed Fault Code found on "b" and "c" menus in brackets, e.g. [1.0]. Code Name Possible Cause Corrective Action • Remove jumper from air proving switch. Defective air proving •...
  • Page 80 PHTM II Installation, Operating & Service Instructions Troubleshooting (continued) Table 18-5: Active Fault Code and Corrective Actions (continued) Detailed Fault Code found on "b" and "c" menus in brackets, e.g. [1.0]. Code Name Possible Cause Corrective Action [18.0] Application Normal condition following a parameter download, set Factory parameters are not valid.
  • Page 81 Installation, Operating & Service Instructions PHTM II Troubleshooting (continued) Table 18-5: Active Fault Code and Corrective Actions (continued) Detailed Fault Code found on "b" and "c" menus in brackets, e.g. [1.0]. Code Name Possible Cause Corrective Action No gas, insufficient gas supply Verify no air in gas line.
  • Page 82 PHTM II Installation, Operating & Service Instructions Troubleshooting (continued) Table 18-5: Active Fault Code and Corrective Actions (continued) Detailed Fault Code found on "b" and "c" menus in brackets, e.g. [1.0]. Code Name Possible Cause Corrective Action Hardware Fault Control damaged. Check control, cycle power, replace if necessary.
  • Page 83 Installation, Operating & Service Instructions PHTM II Troubleshooting (continued) Table 18-6: Detailed Fault Code (found on"c" and "b" menus) Detailed Code Type Condition Code Anti-short cycle boiler start delay, while thermostat demand present, boiler has H01.0 Warning cycled off and restart is delayed. Urgent calibration cooling delay.
  • Page 84 PHTM II Installation, Operating & Service Instructions Troubleshooting (continued) Table 18-6: Detailed Fault Code (found on"c c " and "b b " menus, continued) Detailed Code Type Condition Code H17.0 Hold Control in program mode. H17.1 Hold Internal Safety Core error. E17.2 Lockout Parameter CRC error.
  • Page 85 Installation, Operating & Service Instructions PHTM II Troubleshooting (continued) Table 18-6: Detailed Fault Code (found on"c c " and "b b " menus, continued) Detailed Code Type Condition Code H24.0 Warning Flame signal loss in operation. H24.1 Hold Flame signal loss in stabilization phase. H24.2 Hold Flame signal loss in safety time.
  • Page 86 PHTM II Installation, Operating & Service Instructions Troubleshooting (continued) Table 18-7: Supply, Return, Header and Flue Table 18-8: Outdoor Air Temperature Sensor Temperature Sensor Temperature versus Temperature versus Resistance (10 kOhm) Resistance (10 kOhm) Outdoor Temperature Ohms of Temperature Ohms of Resistance °F °C...

  • Page 87: Internal Wiring Diagrams

    Installation, Operating & Service Instructions PHTM II Internal Wiring Diagrams Figure 19-1: Ladder Diagram 110332-04 - 2/23...
  • Page 88 PHTM II Installation, Operating & Service Instructions Internal Wiring Diagrams (continued) 110332-04 - 2/23...
  • Page 89 Installation, Operating & Service Instructions PHTM II Internal Wiring Diagrams (continued) 110332-04 - 2/23...

  • Page 90: Service Parts

    All service parts may be obtained through your local Velocity Boiler Works wholesale distributor. Should you require assistance in locating a Velocity Boiler Works distributor in your area, or you have questions regarding the availability of products or service parts, please contact us at (215) 535-8900 or Fax (215) 535-9736 or at www.
  • Page 91 Installation, Operating & Service Instructions PHTM II Service Parts (continued) (120 MBH) (80 & 150/180 MBH) Part Number Key No. Description PHTM2080H PHTM2120H PHTM2120HB PHTM2150H PHTM2180H Water Pipe 10A, 10B 110577-01 Gaskets Water Pipes (w/ 11A, 11B 111561-01 111562-01 111561-01 gaskets) Return Temp.
  • Page 92 PHTM II Installation, Operating & Service Instructions Service Parts (continued) Part Number Key No. Description PHTM2080H PHTM2120H PHTM2120HB PHTM2150H PHTM2180H 23, 27, Blower (with 28, 30, gaskets, o-rings, 110586-01 111571-01 50, 51, and hardware) 52, 53 24A, 24B, Gas Valve (with...
  • Page 93 Installation, Operating & Service Instructions PHTM II Service Parts (continued) Part Number Key No. Description PHTM2080H PHTM2120H PHTM2120HB PHTM2150H PHTM2180H 31A, 31B, 31C, 31D, Condensate 110589-01 31E, 31F, Trap 31G, 31H Front Door 110596-01 Vent 107160-01 connector Side panel 110725-01...
  • Page 94 PHTM2080H PHTM2120H PHTM2120HB PHTM2150H PHTM2180H Control Enclosure 111597-01 Boiler Control 111974-01 Contact Velocity Boiler Works; Provide boiler serial number Model Key 120 VAC Connection 110726-01 Board Low Voltage Connection 110594-01 Board Fuse, 0.5A, 5 x 20 mm, 250V, Slow Blow Fuse, 1.0A, 5 x 20 mm,...
  • Page 95 Installation, Operating & Service Instructions PHTM II Service Parts (continued) Part Number Key No. Description PHTM2080H PHTM2120H PHTM2120HB PHTM2150H PHTM2180H Ignition Harness 110598-01 Main Control Harness 111566-01 Power Harness Part Number Accessories Description PHTM2080H PHTM2120H PHTM2120HB PHTM2150H PHTM2180H 2 in. CPVC/PVC Vent Kit 107039-01 3 in.

  • Page 96: Combination Refrigeration/Heating System

    PHTM II Installation, Operating & Service Instructions Appendix A Combination Refrigeration/Heating System 1. If boiler is used in connection with refrigeration 2. If boiler is connected to heating coils located in systems, boiler must be installed with chilled air handling units where they may be exposed to medium piped in parallel with the heating boiler refrigerated air, boiler piping must be equipped using appropriate valves to prevent chilled...

  • Page 97: Water Quality And Boiler Additives

    Installation, Operating & Service Instructions PHTM II Appendix B Water Quality and Boiler Additives Other non-metallic tubing is equipped with an The heat exchanger used in this boiler is made oxygen barrier to prevent migration of oxygen from stainless steel coils having relatively narrow into water.

  • Page 98: Special Requirements In Massachusetts

    PHTM II Installation, Operating & Service Instructions Appendix C Special Requirements For Side-Wall Vented Appliances In The Commonwealth of Massachusetts IMPORTANT The Commonwealth of Massachusetts requires compliance with regulation 248 CMR 4.00 and 5.00 for installation of side-wall vented gas appliances as follows: (a) For all side wall horizontally vented gas fueled equipment installed in every dwelling, building or structure used in whole or in part for residential purposes, including those owned or operated by the Commonwealth and where the side wall exhaust vent termination is less than seven (7) ft.
  • Page 99 Installation, Operating & Service Instructions PHTM II Appendix C Special Requirements For Side-Wall Vented Appliances In The Commonwealth of Massachusetts (continued) (c) MANUFACTURER REQUIREMENTS - GAS EQUIPMENT VENTING SYSTEM PROVIDED. When the manufacturer of Product Approved side wall horizontally vented gas equipment provides a venting system design or venting system components with the equipment, the instructions provided by the manufacturer for installation of the equipment and the venting system shall include:1.

  • Page 100: Code Required Text

    PHTM II Installation, Operating & Service Instructions Appendix D Code Required Text See Section 5 Locating Boiler: Remove Existing Boiler 6. Une fois qu'il a été déterminé, selon la méthode indiquée ci-dessus, que chaque for context of following text: appareil raccordé au système d'évacuation Les instructions doivent comprendre le mode est mis à...
  • Page 101 Installation, Operating & Service Instructions PHTM II SERVICE RECORD DATE SERVICE PERFORMED 110332-04 - 2/23...
  • Page 102 PHTM II Installation, Operating & Service Instructions SERVICE RECORD DATE SERVICE PERFORMED 110332-04 - 2/23...
  • Page 103 Installation, Operating & Service Instructions PHTM II SERVICE RECORD DATE SERVICE PERFORMED 110332-04 - 2/23...
  • Page 104 PHTM II Installation, Operating & Service Instructions Velocity Boiler Works, LLC P.O. Box 14818 3633 I Street Philadelphia, PA 19134 www.velocityboilerworks.com 110332-04 - 2/23...

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