HTP UFT-80W User Manual
  1. Manuals
  2. Brands
  3. HTP Manuals
  4. Boiler
  5. UFT-80W
  6. User manual

HTP UFT-80W User Manual

Universal fire tube boiler
Hide thumbs Also See for UFT-80W:
Table of Contents

Advertisement

Quick Links

NOTICE: HTP reserves the right to make product changes or updates without notice and will not be held liable for typographical errors
in literature.
NOTE TO CONSUMER: PLEASE KEEP ALL INSTRUCTIONS FOR FUTURE REFERENCE.
IF THE INFORMATION IN THIS MANUAL IS NOT FOLLOWED EXACTLY, A FIRE OR EXPLOSION MAY RESULT, CAUSING
PROPERTY DAMAGE, PERSONAL INJURY, OR LOSS OF LIFE. DO NOT STORE GASOLINE OR OTHER FLAMMABLE VAPORS
AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER BOILER.
Do not try to light any appliance.
Do not touch any electrical switch.
Do not use any phone in your building.
Immediately call your gas supplier from a neighbor's phone. Follow the gas supplier's instructions.
If you cannot reach your gas supplier, call the fire department. Installation and service must be provided by a qualified installer,
service agency, or the gas supplier.
272 Duchaine Blvd.
Universal Fire Tube Boiler
WHAT TO DO IF YOU SMELL GAS
New Bedford, MA 02745
Wall Mount
INSTALLATION
MAINTENANCE
WARRANTY
UFT- 80W / 100W / 120W / 140W
Heat Exchanger Bears the ASME "H" Stamp
www.htproducts.com
LP-542 REV. 7.16.15
START-UP
PARTS
Models

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the UFT-80W and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for HTP UFT-80W

Summary of Contents for HTP UFT-80W

  • Page 1 UFT- 80W / 100W / 120W / 140W Heat Exchanger Bears the ASME “H” Stamp NOTICE: HTP reserves the right to make product changes or updates without notice and will not be held liable for typographical errors in literature. NOTE TO CONSUMER: PLEASE KEEP ALL INSTRUCTIONS FOR FUTURE REFERENCE.

  • Page 2: Part # 7850P

    The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels, or to important product information. DANGER indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. WARNING indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.

  • Page 3: For The Installer

    In some circumstances, the property owner or his/her agent assumes the role, and at government installations, the commanding officer or departmental official may be the AHJ. NOTE: HTP, Inc. reserves the right to modify product technical specifications and components without prior notice. FOR THE INSTALLER This manual must only be used by a qualified heating installer/service technician.

  • Page 4: Table Of Contents

    Certain AHJs, locales, and states will require that commercial boiler installations meet the CSD-1 ASME Code, Section CW-400. To meet this code, HTP, Inc. has integrated a temperature control system into the 926 control provided with this heating boiler. This control system complies with the requirements of CSD-1 Section CW-400 as a temperature operation control.
  • Page 5 PART 4 – PREPARE BOILER LOCATION ..........................14 A. UNCRATING THE BOILER ..............................14 B. BEFORE LOCATING THE BOILER ............................15 C. LEVELING ....................................16 D. CLEARANCES FOR SERVICE ACCESS ..........................16 E. RESIDENTIAL GARAGE, CLOSET, AND ALCOVE INSTALLATIONS ..................16 F.
  • Page 6 PART 14 – ANNUAL MAINTENANCE PROCEDURES ......................63 REPLACEMENT PARTS ................................66 UFT Boiler Limited Warranty ................................ 70 START-UP REPORT ..................................72 MAINTENANCE REPORT ................................73 MAINTENANCE NOTES ................................. 76 HTP CUSTOMER INSTALLATION RECORD FORM ........................77 LP-542 REV. 7.16.15...

  • Page 7: Part 1 - Items Shipped With The Boiler

    PART 1 – ITEMS SHIPPED WITH THE BOILER ITEM DESCRIPTION QUANTITY Universal Fire Tube Boiler UFT-W H-2 Form, User, and Installation 1 Each Manuals Condensate Hose (Part # 7855P-089) Anchors and Wall Mounting Bracket (Part # 7850P-084) Outdoor Sensor with Screws and Anchors (Part # 7855P-084) Spare Parts Kit...

  • Page 8: Part 2 - Safety Regulations

    OPTIONAL EQUIPMENT Below is a list of optional equipment available from HTP. These additional options may be purchased through your HTP distributor:  System Sensor (Part # 7250P-324)  Indirect Tank Sensor (Part # 7250P-325)  2" PVC Concentric Vent Kit (Part # KGAVT0501CVT) ...

  • Page 9: Improper Combustion

    Due to the low water content of the boiler, improper sizing of the boiler with regard to heating system load will result in excessive cycling and accelerated component failure. HTP DOES NOT warrant failures caused by improperly sized boiler applications. DO NOT oversize the boiler to the system.

  • Page 10: When Servicing The Boiler

    Ethylene glycol is toxic and can attack gaskets and seals used in hydronic systems. Consider boiler piping and installation when determining boiler location. NOTE: Damages resulting from incorrect installation or from use of products not approved by HTP, Inc. ARE NOT covered by warranty. LP-542 REV. 7.16.15...

  • Page 11: Part 3 - Technical Specifications

    PART 3 – TECHNICAL SPECIFICATIONS MODEL UFT-80W UFT-100W UFT-120W UFT-140W Installation Indoor, Wall Hung, Fully Condensing Minimum / Maximum Input 8,000 / 80,000 10,000 / 100,000 12,000 / 120,000 14,000 / 140,000 (Btu/Hr) Flue System Sealed Combustion Direct Vent 2” (50 feet), 3” (100 feet), Schedule 40 PVC, CPVC, PP...
  • Page 12 Figure 1 – UFT Specifications and Dimensions DESCRIPTION DIAMETER 1 ¼” CH Supply Adapter 1 ¼” CH Return Adapter ¾” Gas Inlet Adapter ½” Condensate Adapter 3” Intake Pipe Connection 3” Exhaust Vent Connection MODEL 100W 17.5 28.75 11.7 14.9 10.7 14.1 15.4...
  • Page 13 Figure 2 – UFT Components (All Models) NUMBER COMPONENT DESCRIPTION NUMBER COMPONENT DESCRIPTION Intake Pipe Adapter CH Bottom Return Adapter CH Top Supply Adapter Condensate Trap Air / Gas Mixing Pipe Condensate Adapter Internal Gas Piping Condensate Air Pressure Switch Gas Valve Low Voltage Terminal Block Exhaust Duct...

  • Page 14: Part 4 - Prepare Boiler Location

    The control can be set up to monitor outdoor temperature through an outdoor sensor to regulate boiler set point temperature, increasing overall system efficiency while providing great comfort. The system can be further enhanced by installing an indirect water heater to provide domestic hot water.

  • Page 15: Before Locating The Boiler

    The boiler should be located near a floor drain, or installed in an adequately drained drain pan. HTP WILL NOT be held liable for leakage damages. To conserve water and energy, insulate all water piping, especially the hot and recirculation water lines.

  • Page 16: Leveling

    6. Clean and flush system when reinstalling an boiler. NOTE: When installing in a zero clearance location, it may not be possible to read or view some product labeling. It is recommended to make note of the boiler model and serial number. C.

  • Page 17: Exhaust Vent And Intake Pipe

    For closet or alcove installations, a two pipe venting system must be used. Failure to follow this warning could result in substantial property damage, severe personal injury, or death. The space must be provided with correctly sized combustion/ventilation air openings for all other boilers located in the space with the boiler.

  • Page 18: Wall-Mounting The Boiler

    Failure to follow all instructions can result in flue gas spillage and carbon monoxide emissions, causing severe personal injury or death. When removing an existing boiler, the following steps must be followed. 1. Seal any unused openings in the common venting system. 2.

  • Page 19: Part 5 - Venting

    Figure 5 – Wall Mounting the Boiler PART 5 – VENTING Vent this boiler in accordance with these instructions. Failure to do so will result in property damage, severe personal injury, or death. DO NOT mix vent systems or materials unless specifically told to do so in this manual. DO NOT thermally insulate the exhaust vent or intake pipes.
  • Page 20  For sidewall venting, the minimum horizontal distance between adjacent exhaust vent terminations is 1 foot. It is recommended this distance be greater than 1 foot to better avoid frost damage to building surfaces.  For roof venting, minimum horizontal distance between any adjacent exhaust vent termination is 1 foot. ...

  • Page 21: Approved Vent Materials

    When installing AL29-4C vent piping, install a PVC-to-stainless adapter at the boiler vent connection, and at the termination when using an HTP PVC termination kit. DO NOT mix AL-29-4C piping from different manufacturers unless using adapters specifically designed for the purpose by the manufacturer.

  • Page 22: Tightening Boiler Collar To Exhaust Vent And Intake Pipe

    Vent adaptors are not designed as load-bearing devices, and must not be used to support exhaust vent piping. All vent pipes must be properly connected, supported, and the exhaust must be pitched a minimum of ¼” per foot back to the boiler to allow drainage of condensate.

  • Page 23: Vent Termination

    E. VENT TERMINATION 1. Two Pipe Roof and Sidewall Vent Terminations Figure 9 – Direct Vent, Roof and Sidewall Vent Terminations All vent pipes must be glued, properly supported, and the exhaust must be pitched a minimum of ¼” per foot back to the boiler to allow drainage of condensate.

  • Page 24: Direct Vent, Optional Horizontal And Vertical Vent Kits

    2. Direct Vent, Optional Horizontal and Vertical Vent Kits Figure 10 – Direct Vent, Vent Terminations (With Optional Kits) All vent pipes must be glued, properly supported, and the exhaust must be pitched a minimum of ¼” per foot back to the boiler to allow drainage of condensate.

  • Page 25: Snorkel Venting

    3. Snorkel Venting Figure 11 – Horizontal Venting - NOTE: Drawing is meant to demonstrate system venting ONLY. NOTES: A. For every 1” of overhang, the exhaust vent must be located 1” vertical below overhang (overhang means top of building structure and not two adjacent walls [corner of building]).

  • Page 26: Screen Installation

    4. Screen Installation After connecting the intake air and exhaust vent pipes, it is required to install the included screens into the exhaust vent and intake pipe terminations to prevent damages to the unit due to blockages. Clean the vent terminations and cement the screens into the terminations.

  • Page 27: Part 7 - Gas Piping

    Figure 14 – Condensate Piping with Condensate Neutralizer / Condensate Piping with Condensate Neutralizer and Pump NOTES: 1. Condensate line must be pitched at least 1/4" per foot to properly drain. If this cannot be done, or a very long length of condensate hose is used, you must increase the condensate line to a minimum of 1”...

  • Page 28: Additional Precaution For Excess Flow Valve (Efv)

    A. ADDITIONAL PRECAUTION FOR EXCESS FLOW VALVE (EFV) If an excess flow valve (EFV) is in the gas line, check the manufacturer’s minimum and maximum flow capacity ratings. An improperly sized EFV will not allow for a full flow of gas to the boiler and will cause the boiler to malfunction.

  • Page 29: Gas Connection Requirements

    C. GAS CONNECTION REQUIREMENTS 1. The gas connection fitting on the boiler is ¾” male NPT. NOTE: The pipe size must not be less than ½”. 2. The supply line must be sized for the maximum output of the boiler being installed. If there are additional gas boilers from the main supply line, measure the size of the supply line according to the COMBINED total maximum BTUH draw for the boilers as if they were operating at the same time.

  • Page 30: Part 8 - Water Piping

    PART 8 – WATER PIPING A. GENERAL PLUMBING CONNECTION GUIDELINES  Pipe material must be suitable to meet local codes and industry standards.  The pipe must be cleaned and without blemish before any connections are made.  Do not apply a torch within 12” of the boiler. Doing so could damage the boiler. Such damages ARE NOT covered by product warranty.

  • Page 31: Backflow Preventer

    B. BACKFLOW PREVENTER It may be recommended to use a back flow preventer – check local codes. If a back flow preventer or a no return valve is used, a thermal expansion tank must be installed on the cold water supply between the boiler and valve. To control thermal expansion, a thermal expansion tank suitable for potable water should be installed in systems with an installed backflow preventer.
  • Page 32 MODEL Flow Rate (GPM) Head (FT) Flow Rate (GPM) Head (FT) Flow Rate (GPM) Head (FT) UFT-80W UFT-100W UFT-120W 11.4 UFT-140W 13.3 Table 16 – Boiler Flow Rates Figure 20 – Zoning with Zone Valves and Indirect Water Heating – Direct Piping NOTES: 1.
  • Page 33 Figure 21 – Zoning with Pumps and Indirect Fired Water Heater – Direct Piping NOTES: 1. This drawing is meant to show system piping concept only. Installer is responsible for all equipment and detailing required by local codes. 2. All closely spaced tees shall be within 4 pipe diameters center to center spacing. 3.
  • Page 34 Figure 22 – Zoning with Zone Valves and Indirect Water Heating – Primary / Secondary Shown NOTES: 1. This drawing is meant to show system piping concept only. Installer is responsible for all equipment and detailing required by local codes. 2.
  • Page 35 Figure 23 – Zoning with Pumps and Indirect Fired Water Heater – Primary/Secondary Shown NOTES: 1. This drawing is meant to show system piping concept only. Installer is responsible for all equipment and detailing required by local codes. 2. All closely spaced tees shall be within 4 pipe diameters center to center spacing. 3.
  • Page 36 Figure 24 – Wiring – Zoning with Zone Valves and Indirect Water Heating Figure 25 – Wiring – Zoning with Pumps and Indirect Water Heating LP-542 REV. 7.16.15...

  • Page 37: Ch Pressure Relief Valve

    Valve must be installed on the CH supply line to ensure a compliant installation and safe operation. HTP has supplied fittings to aid installation of the CH Pressure Relief Valve. The valve is meant to Figure 26 – Pressure Relief be field installed.

  • Page 38: Part 9 - Connect Electrical Power / Initial Startup

    Figure 28 – Wiring External LWCO to the Boiler PART 9 – CONNECT ELECTRICAL POWER / INITIAL STARTUP Install wiring and electrically ground boiler in accordance with the authority having jurisdiction or, in the absence of such an authority, follow the National Electrical Code, NFPA 70, and/or CSA C22.1 Electrical Code-Part 1 in Canada. Failure to follow all applicable local, state, and national regulations, mandates, and building supply codes for guidelines to install the electrical power supply could result in property damage, serious personal injury, or death.

  • Page 39: Dip Switches

    Figure 29 – Manual Power Switch and Boiler Plug Details NOTICE If the boiler display does not come ON, first check the plug. Then check the electrical panel circuit breaker and reset it if necessary. If the circuit breaker trips again, do not reset. Disconnect the plug and have a qualified technician diagnose the problem. C.
  • Page 40 Figure 31 – Electrical Wiring Diagram LP-542 REV. 7.16.15...
  • Page 41 Figure 32 – Ladder Diagram LP-542 REV. 7.16.15...
  • Page 42 CONNECTOR DESCRIPTION HT SELV NO. OF LOCATION BOARD SILK GROUND Power Supply Line Boiler Pump Power Supply (Live) Ignitor Power Supply L(HT) CH / System Pump Power Supply (Live) 65001WS-12 Gas Valve Power Supply HT (120V~) AC Boiler Pump Power Supply (Neutral) 9-12 Power Supply (Neutral) DHW Pump Power Supply (Live)
  • Page 43 CONNECTOR DESCRIPTION HT SELV NO. OF LOCATION BOARD SILK Flame Detect Sensor OP.S Supply Operating Water Temperature Sensor DH.S Exhaust Temperature Sensor Return Water Temperature Sensor SELV (5V) LWD1140-14 BG.S External DHW Temperature Sensor / Aquastat ST.S External System Temperature Sensor SP.S Over-Heat Temperature Sensor CN14...

  • Page 44: Part 10 - Operating System Instructions

    PART 10 – OPERATING SYSTEM INSTRUCTIONS A. CONTROL PANEL Figure 35 – Boiler Control Panel Detail B. LCD DISPLAY DESCRIPTIONS Figure 36 – LCD Display Detail LCD also features a backlit lamp that will illuminate:  When a user action is detected (a button is pressed) ...

  • Page 45: Changing The Ch Set-Point

    Display Items Time for Display Remarks All segments “ON” 1 Sec LCD Test All segments “OFF” 0.5 Sec 1 Sec Boiler Category: UFT 1 Sec 0071 1 Sec Software Version for Front Panel 1 Sec 00.XX 1 Sec Software Version for Boiler 1 Sec 00.XX 1 Sec...

  • Page 46: Status Display Mode

    Figure 39 – Storage Mode Screen Turn the dial counterclockwise to lower and clockwise to raise the current time setting. After changing the setting, press the button to save the setting. The next adjustable setting will appear. Press the button to return to the main screen. F.

  • Page 47: Installer Mode

    I: oH CH Overheat Temperature Current CH Overheat Temperature 1: PH Supply power time Unit : 1,000 hour 2: rh Burner operation time Unit : 1 hour L:rt display on L: rt 3: rH Burner Operation Time Burner operation time Unit : 1,000 hour sub menu 4: It...
  • Page 48 Sets the design supply water temperature based on the maximum outdoor design temperature. Minimum supply temperature must be set at least 9 7:cL Minimum Supply Temperature below the maximum supply temperature. Range: 40 F to (Maximum Supply Temperature - 9 F) Default: 86 This warm weather temperature setting will shut down CH Mode 8:OF...

  • Page 49: Error Mode

    Cascade Number Range: 00 (Master), 01 (follower 1), …., 19 (follower 19) Default: 00 NOTE: “28:cP” needs to be set on the Master boiler with total number of 27:cn Cascade Address cascaded units before setting “27: cn” NOTE: The Master boiler must always be addressed 00. Total number of cascaded units (Set on cascade Master boiler ONLY.) NOTE: 28:cP will not appear on Follower boilers once it has been selected on 28:cP...
  • Page 50 Error Code Description Possible Remedies Press the Power button to clear the Error Code. If Error happens again: 1. Monitor the gas pressure to the boiler while in operation. Ensure pressure is between 3.5 and 14” WC. Flame has 2. Check gas valve wire. Ensure connection is secure. Er:10 Extinguished 8 (Eight) 3.
  • Page 51 Supply frequency is too high to operate. This Error Code will go away when supply frequency returns to normal operating range. Abnormal Supply Er:37 If Error happens again: Frequency 1. Ensure appliance is properly wired to a power source meeting the requirements on the rating plate. 2.
  • Page 52 This Error Code will go away when the condition is remedied. If Error happens again: Low Water Level 1. Ensure all valves are open to the boiler and there are no leaks. Er:80 Sensor 2. Ensure all air has been purged from the system. (Low Water Level 3.

  • Page 53: Error Tree Analysis

    I. ERROR TREE ANALYSIS 1. FLAME DETECTION Figure 43 – Flame Detection Error Analysis Tree 2. GAS DETECTION Figure 44 – Gas Detection Error Analysis Tree LP-542 REV. 7.16.15...

  • Page 54: Aps / Burner Overheat Limit / Condensate Block Switch

    3. APS / BURNER OVERHEAT LIMIT / CONDENSATE BLOCK SWITCH Figure 45 – APS / Burner Overheat Limit / Condensate Block Switch Error Analysis Tree 4. STORAGE / OP / CH OVERHEAT / EXHAUST OVERHEAT SENSORS Figure 46 – DHW / OP / CH Overheat / Exhaust Overheat Sensors Error Analysis Tree J.

  • Page 55: 0-10 Volt Input

    Figure 47 – Outdoor Reset Curve – See Installer Mode for Curve Setting Descriptions K. 0-10 VOLT INPUT 1. A signal from a building management system may be connected to the boiler to enable remote control. This signal should be a 0-10 volt positive-going DC signal.

  • Page 56: Part 11 - Start-Up Preparation

    Voltage exceeding 15V may damage internal parts. Such damages are not covered by product warranty. PART 11 – START-UP PREPARATION Thoroughly clean and flush any system that has used glycol before installing the boiler. Do not use petroleum-based cleaning or sealing compounds in the boiler system. Damage to elastomer seals and gaskets in the system could occur, resulting in substantial property damage.

  • Page 57: Freeze Protection Fluids

    B. FREEZE PROTECTION FLUIDS NEVER use automotive or standard glycol antifreeze, or ethylene glycol made for hydronic systems, with this boiler. Use only inhibited propylene glycol solutions, which are specifically formulated for hydronic systems. Ethylene glycol is toxic and can attack gaskets and seals used in hydronic systems.

  • Page 58: Purge Air From System

    2. Close the manual and automatic air vents and boiler drain valve. 3. Fill to the correct system pressure. Correct pressure will vary with each application. a. Typical cold water fill pressure for a CH residential system is 12 psi. b.

  • Page 59: Check Thermostat Circuit(S)

    If the condensate outlet on the boiler is lower than the drain, you must use a condensate removal pump, available from HTP (554200). This pump is equipped with two leads that can be connected to an alarm or another type of warning device to alert the user of a condensate overflow, which, if not corrected, could cause property damage.

  • Page 60: Setting And Verifying The Combustion Setting

    ADJUSTING GAS PRESSURE AT THE BOILER 1. Open the gas line and water valves. 2. Use a Phillips Head screwdriver to remove the boiler front cover. Remove the front cover. 3. Loosen the gas inlet pressure tap screw three turns a screwdriver. Connect the manometer to the inlet gas pressure port.

  • Page 61: Part 12 -Installation And Start-Up Checklist

    5. Allow boiler to operate normally. Ensure it is operating properly. 6. Reinstall the boiler front cover. 7. Use a Phillips Head screwdriver to reinstall the boiler top cover. PART 12 –INSTALLATION AND START-UP CHECKLIST LIGHT OFF ACTIVITIES DATE COMPLETED Has the system been cleaned and flushed? Does water chemistry meet requirements? 1) Fill the Heating...
  • Page 62 Figure 50 – Flame Sight Glass CH Return Temperature Sensor CH Supply Temperature Outdoor Temperature Indirect Tank Sensor (7855P-097) Sensor Sensor (7250-325) Exhaust Temperature (7855P-030) (7855P-084) Sensor (7855P-092) Outside Temperature Resistance Temperature Resistance Resistance Temperature Resistance Temperature (◦F) (Ω) (◦F) (Ω) (Ω) (◦F)

  • Page 63: Part 13 - Troubleshooting

    PART 13 – TROUBLESHOOTING TROUBLESHOOTING CHART PROBLEM POSSIBLE CAUSES POSSIBLE REMEDIES 1. Is the plug on the power supply cord unplugged 1. Reset the plug. from the electrical outlet? 2. Reset the circuit breaker. No electrical power 2. Is electrical panel’s 10 Amp circuit breaker tripped? 3.
  • Page 64 Check Exhaust Vent and Intake Pipe Terminations Verify that the boiler exhaust vent and intake pipe terminations are clean and free of obstructions. Remove any debris from the exhaust vent or intake pipe openings. If removing the debris does not allow the boiler to operate correctly, contact your qualified service technician to inspect the boiler and the vent system.
  • Page 65  If water does not flow from the valve when you completely lift the lever, the valve or discharge line may be blocked. Immediately shut the boiler down per instructions on page 2 and call a qualified service technician to inspect the valve and system.

  • Page 66: Replacement Parts

    1. Ensure the boiler is powered off and has had time to cool. 2. Remove the hose clamp attaching the condensate trap to the condensate hose from the heat exchanger. Remove the clear plastic hose from the hose barb. Remove the condensate hose clamp to detach the condensate trap from the drain tube. Remove the condensate trap from the boiler.
  • Page 67 Figure 53 – Cabinet Replacement Parts PART PART NUMBER DESCRIPTION NUMBER DESCRIPTION NUMBER NUMBER Cabinet Assembly 7855P-330 Air Vent Grommet 7855P-339 Top Wall Mount Bracket 7850P-068 Control Board Bracket 7855P-340 Bottom Wall Mount Bracket 7850P-092 Air Pressure Switch 7855P-262 Condensate Trap Cup 7855P-331 Ignition Transformer 7855P-007...
  • Page 68 Figure 54 – Heat Exchanger Replacement Parts PART PART NUMBER DESCRIPTION NUMBER DESCRIPTION NUMBER NUMBER Exhaust Pipe Assembly 7855P-237 CH Supply Temperature Sensor 7855P-030 Water Level Detection Sensor 30-1 Exhaust Temperature Sensor Clip 7855P-349 7855P-029 (Low Water Cut-Off) 30-2 Exhaust Temperature Sensor Flame Sensor 7855P-031 7855P-092...
  • Page 69 Figure 55 – Combustion System Replacement Parts DESCRIPTION PART NUMBER DESCRIPTION PART NUMBER 80/100 Model 7855P-377 Burner Inlet Channel (with 7855P-367 Gas Pipe (to Mixer) Damper) 120/140 Model 7855P-378 ¾” Gas Pipe Gasket 46-1 Air Damper 7855P-368 7855P-379 46-2 Air Damper Guide 7855P-369 Gas Pipe (to Gas Valve) 7855P-380...

  • Page 70: Uft Boiler Limited Warranty

    D. If HTP is unable to repair or replace an UFT boiler so as to conform to this warranty after a reasonable number of attempts, HTP will then provide, at its option, a replacement unit. These remedies are the purchaser’s exclusive remedies for breach of warranty.
  • Page 71 NO OTHER WARRANTIES Your HTP warranty gives you specific legal rights, and you may also have other rights that vary from state to state. Some states do not allow the exclusion or limitation of incidental or consequential damages so this limitation or exclusion may not apply to you.

  • Page 72: Start-Up Report

    START-UP REPORT LIGHT OFF ACTIVITIES DATE COMPLETED ________________ 1) Fill the Check all piping and gas connections, verify all are tight heating system Has the system been cleaned and flushed? Has the boiler and the system been purged of all air? Refer to Start-Up Preparation, this manual.

  • Page 73: Maintenance Report

    MAINTENANCE REPORT In unusually dirty or dusty conditions, care must be taken to keep boiler cabinet door in place at all times. Failure to do so VOIDS WARRANTY! The boiler requires minimal periodic maintenance under normal conditions. However, in unusually dirty or dusty conditions, periodic vacuuming of the cover to maintain visibility of the display and indicators is recommended.
  • Page 74 LP-542 REV. 7.16.15...
  • Page 75 LP-542 REV. 7.16.15...

  • Page 76: Maintenance Notes

    MAINTENANCE NOTES LP-542 REV. 7.16.15...

  • Page 77: Htp Customer Installation Record Form

    HTP CUSTOMER INSTALLATION RECORD FORM The following form should be completed by the installer for you to keep as a record of the installation in case of a warranty claim. After reading the important notes at the bottom of the page, please also sign this document.

This manual is also suitable for:

Uft-100wUft-120wUft-140w

Table of Contents

Save PDF