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DIRECT VENT TANKLESS WATER HEATERS
INSTALLATION AND OPERATING INSTRUCTIONS
FOR INDOOR
APPLICATIONS ONLY
UGTC-199N
UGTC-199P
UGTC-152N
UGTC-152P
ANSI Z21.10.3 • CSA 4.3
READ ALL OF THE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING OR OPERATING THIS WATER HEATER.
THIS MANUAL PROVIDES INFORMATION ON THE INSTALLATION, OPERATION, AND MAINTENANCE OF THE
WATER HEATER. FOR PROPER OPERATION AND SAFETY IT IS IMPORTANT TO FOLLOW THE INSTRUCTIONS
AND ADHERE TO THE SAFETY PRECAUTIONS. A LICENSED PROFESSIONAL MUST INSTALL THE WATER
HEATER ACCORDING TO THE EXACT INSTRUCTIONS. THE CONSUMER MUST READ THE ENTIRE MANUAL
TO PROPERLY OPERATE THE WATER HEATER AND TO HAVE REGULAR MAINTENANCE PERFORMED.
For your records, write the model and serial number
here:
Model # _________________________________________
Serial # _________________________________________
© 2015 Giant Factories Inc. Printed in Canada
OWNER'S MANUAL
DO NOT store or use gasoline or other flammable vapors and
liquids in the vicinity of this or any other appliance.
• DO NOT try to light any appliance.
• DO NOT touch any electrical switch.
• DO NOT use any phone in your building.
• From a neighbor's phone, immediately call your gas sup-
• If you cannot reach your gas supplier, call the fire department.
Installation and service must be performed by a qualified installer,
service agency or the gas supplier.
IMPORTANT
CAUTION
WARNING
If the information in these instructions is not followed exact-
DANGER
ly, a fire or explosion may result causing property damage,
personal injury, or death.
AVERTISSEMENT
ATTENTION
WHAT TO DO IF YOU SMELL GAS:
plier. Follow the gas supplier's instructions.
R
R
GI-IM045En-1015
R
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Table of Contents
Related Manuals for Giant Factories ANSI Z21.10.3
Summary of Contents for Giant Factories ANSI Z21.10.3
- Page 1 HEATER ACCORDING TO THE EXACT INSTRUCTIONS. THE CONSUMER MUST READ THE ENTIRE MANUAL TO PROPERLY OPERATE THE WATER HEATER AND TO HAVE REGULAR MAINTENANCE PERFORMED. For your records, write the model and serial number here: Model # _________________________________________ Serial # _________________________________________ © 2015 Giant Factories Inc. Printed in Canada GI-IM045En-1015...
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Page 2: Table Of Contents
TABLE OF CONTENTS Safety Information ....... . .2 Installation Instructions (continued) ....28 Safety Behaviors . -
Page 3: Safety Behaviors
SAFETY BEHAVIORS CAUTION WARNING • Before operating, smell all around the appliance area for gas. • Use only your hand to push in or turn the gas control knob. DANGER Be sure to smell next to the floor because some gas is heavier Never use tools. -
Page 4: Installation Instructions
INSTALLATION INSTRUCTIONS INFORMATION Installer Qualifications A licensed professional must install, inspect, and leak test the • If a water heater is installed in a closed water supply system, appliance before use. The warranty will be voided due to improper such as one having a backflow preventer in the cold water sup- installation. -
Page 5: Determine Installation Location
INSTALLATION INSTRUCTIONS Determine Installation Location IMPORTANT CONSIDERATIONS FOR: Indoor/Internal Water Heaters and Vent Terminations of You must ensure that clearances will be met and that the vent length will be within required limits. Consider the installation Indoor/Internal Water Heaters environment, water quality, and need for freeze protection. Re- •... -
Page 6: Vent Termination Clearances
INSTALLATION INSTRUCTIONS Vent Termination Clearances You must install a vent termination to bring in combustion air and expel exhaust. Figure 1 TERMINATION INSIDE CORNER DETAIL Clearance in Ref. A also applies to anticipated snow line SNOW FIXED CLOSED OPERABLE FIXED AIR SUPPLY INLET CLOSED OPERABLE... -
Page 7: Additional Clearances
INSTALLATION INSTRUCTIONS Additional clearances Figure 3 Check on whether local codes supersede these clearances. • Avoid termination locations near a dryer vent. • Avoid termination locations near commercial cooking exhaust. • You must install a vent termination at least twelve (12) inches (30.5 cm) from the ground. -
Page 8: Unit Clearances
INSTALLATION INSTRUCTIONS The unit may be drained manually. However, it is highly recom- Unit clearances mended that drain down solenoid valves are installed that will au- Figure 6 tomatically drain the unit if power is lost. These are available in a to top kit, P/N 15000029-A. -
Page 9: Checklist To Determine Installation Location
INSTALLATION INSTRUCTIONS Checklist to Determine Installation Location N O T I C E □ The water heater is not exposed to corrosive compounds in the air. If you have a longer vent length (see above), switch # 1 is re- quired to be in the OFF position. -
Page 10: Installation Of Venting
INSTALLATION INSTRUCTIONS • Support horizontal vent runs every four (4) feet (1.2 m) and all Installation of venting vertical vents run every six (6) feet (1.8 m) or in accordance with Install the correct venting for your model according to the venting manufacturer’s instruction and the guidelines below (see Table 7 local codes. - Page 11 INSTALLATION INSTRUCTIONS Figure 8 Horizontal Termination Slope the venting toward the appliance according to the vent manufacturer’s installation instructions. Dispose of condensate per local codes. Vertical Termination Slope the venting toward the appliance according to the vent manufacturer’s installation instructions. Dispose of condensate per local codes.
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Page 12: Flue Installation With Centrotherm Venting
INSTALLATION INSTRUCTIONS • The condensate drain pipe (along its entire length) must be at Flue Installation with Centrotherm Venting least the same diameter as the drain line, (1/2 inch NPT). Install the venting termination according to the diagrams and in- structions below. -
Page 13: Checklist For Venting And Condensate
TWIN PIPE VENTING GUIDE INFORMATION NOTE: The Ubbink Concentric to Twin Pipe Adaptor is ULC S636 approved and is listed by the applicable agencies having jurisdic- • Water heaters have an integrated condensate collector. tion and is certified for use throughout the U.S. and Canada. The •... -
Page 14: Installation Instructions
TWIN PIPE VENTING GUIDE Installation Instructions N O T I C E Installation Requirements If the vent and/or combustion air intake piping configurations • Installation should be performed by a licensed professional. covered in the Water Heater Manual cannot be applied to a spe- •... -
Page 15: Determine Installation Location
TWIN PIPE VENTING GUIDE Damage and repair due to corrosive compounds in the air is not Determine Installation Location covered by warranty. Environment For PVC/CPVC vent systems reduce the maximum allowable length Air surrounding the water heater, venting, and vent termination(s) for each elbow and termination type as follows and as referenced is used for combustion and must be free of any compounds that in Tables 11-14 of this document:... - Page 16 TWIN PIPE VENTING GUIDE OPTION 1: CAUTION Calculation of equivalent piping lengths for venting system: Choose the vent type and fill out the following table. When deter- Maximum equivalent vent lengths are specific to the fuel type WARNING mining equivalent combustion air and vent length, add five (5) feet of the tankless water heater.
- Page 17 TWIN PIPE VENTING GUIDE Table 11 - Natural Gas Units Total Equivalent Vent Length (Intake/outlet) for Twin Pipe three (3) inch (7.6 cm) PVC/CPVC Maximum Vent Length 65 feet (19.8 m) IPEX Concentric Snorkel Side Wall Tee Low Profile Termination Type Vent Kit Termination Termination...
- Page 18 TWIN PIPE VENTING GUIDE Option 2: Maximum Vent Length Tables (continued) Table 13: Propane Units Total Equivalent Vent Length (Intake/outlet) for Twin Pipe three (3) inch (7.6 cm) PVC/CPVC Maximum Vent Length 41 feet (12.5 m) IPEX Concentric Snorkel Side Wall Tee Low Profile Termination Type Vent Kit...
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Page 19: Adaptor Installation
TWIN PIPE VENTING GUIDE STEP 2: Adaptator Installation Before installing the concentric to twin pipe adaptor, inspect N O T I C E each vent component for damage while making sure the gaskets for each component are undamaged. Do not attempt to install or For installation in Canada, field-supplied PVC/CPVC used for repair damaged components. -
Page 20: Certified Pvc/Cpvc Vent Termination Options
TWIN PIPE VENTING GUIDE Figure 16: Required Parts For three (3) inch (7.6 cm) Figure 15: Applying Lubricant to Gasket PVC/CPVC Assembly Configuration Coude en PVC/CPVC, de trois Autres composantes (illustrées (3) pouces (7,6 cm) de diamètre à titre d’exemple, mais (corps solide, Catégorie 40) non-incluses dans la trousse) (embouts femelles, non- letés) - Page 21 TWIN PIPE VENTING GUIDE CAUTION Termination Installation WARNING • Exhaust and combustion air piping must be securely fastened to structure every four (4) feet (1.2 m), to ensure dimensions Moisture in the flue gas will condense as it leaves the vent ter- DANGER shown in Figures throughout this document are maintained.
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Page 22: Acceptable Venting Clearances For Ipex Concentric Vent Kit (Cvk) Termination
TWIN PIPE VENTING GUIDE MECHANICALLY FASTENED RAIN CAP: Figure 19: Wall Termination The Rain Cap must be installed with the supplied Stainless Steel screw and lock nut, and in accordance with the instructions and diagram below. 1) Locate the drill location dimple on the outside of the rain cap. 2) At this location, drill through the cap and the inner pipe wall. -
Page 23: Venting Installation Sequence
TWIN PIPE VENTING GUIDE Figure 22: Approved PVC/CPVC Vent Configurations Three (3) inch Three (3) inch (7.6 cm) or (7.6 cm) or four (4) inch four (4) inch (10.2 cm) PVC/ (10.2 cm) PVC/ CPVC Standard CPVC Concen- upside down tric Side Wall “U”... -
Page 24: Twin Pipe (Pvc/Cpvc) Terminations
TWIN PIPE VENTING GUIDE Installation: Figure 23: Kit Contents 1) Once location is determined, cut two (2) appropriately sized holes in the wall to accommodate the pipe. (Reference the following Low Profile Termination Kit Dimensions table) Vers l’entrée d’air To Water Heater Intake 2) Slide intake and exhaust pipes through the holes. -
Page 25: Pvc/Cpvc Roof (Tee And Upside Down "U") Terminations
TWIN PIPE VENTING GUIDE N O T I C E Figure 25: Sidewall Vent and Combustion Air Piping with Snorkel Termination Conduite The information and figures depicting method of terminating the d’échappement Exhaust Vent vent and combustion air intake pipes are directly related to PVC/ CPVC vent systems. - Page 26 TWIN PIPE VENTING GUIDE Multiple Water Heater Installation – Through the Roof Figure 29: Vertical Termination of Multiple Water Heaters Locate the vent and intake air termination using the following guidelines: 1) For installations with multiple Tankless Water Heaters, refer to Figure 29 for proper exhaust and combustion air piping 12”...
- Page 27 TWIN PIPE VENTING GUIDE Table 18: Approved PVC/CPVC Termination Components Product Equivalent OEM # or Cert. Diagram Description Length (Ft/m) 196006 / 197009 (3 inches) (7.6 cm) PVC/CPVC-FGV IPEX (Purchased separately) 196021 /197021 Concentric Vent Kit 20 (6.1 m) (4 inches) (10.2 cm) w/vent screen (System 636) 196985...
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Page 28: Installation Instructions (Continued)
INSTALLATION INSTRUCTIONS Equivalent Vent Length Calculation Sheet Number of Equivalent Vent Total Equivalent Fitting / Termination Type fittings Length Length 1) 90 elbow 2) 45 elbow 3) IPEX Low Profile Termination 4) IPEX 4’’ (10.2 cm) Concentric Termination 5) IPEX 3’’ (7.6 cm) Concentric Termination 6) 3’’... -
Page 29: Installation Of Plumbing
INSTALLATION INSTRUCTIONS Vent Components and Assigned Equivalent Lengths: • The American National Standard (ANSI Z21.10.3) does not re- The following fittings and accessories (by others) are certified for quire a combination temperature and pressure-relief valve for use with the above mentioned condensing products: this appliance. - Page 30 INSTALLATION INSTRUCTIONS Figure 31: Piping Diagram for Basic Installation Cold water Water inlet drain plug connec on Condensate Condensate Hot water drain line trap drain plug outlet The condensate drain pipe (along its entire length) must be at least the same diameter as the drain line, (1/2 inch NPT).
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Page 31: Installation Of Gas Supply
INSTALLATION INSTRUCTIONS □ Clean the inlet water filter by closing the cold and hot water inlet INFORMATION isolation (shut-off) valves. Put a bucket under the filter at the • Refer to an approved pipe sizing chart, if in doubt about the size bottom of the water heater to catch any water that is contained of the gas line. -
Page 32: Connect Electricity
INSTALLATION INSTRUCTIONS Table 21 Figure 32 Pipe Sizing Table - Propane Gas Schedule 40 Metallic Pipe BORNES DE RACCORDE- Inlet Pressure: 11.0 inches W.C. MENT DE COMMANDE À DISTANCE Remote Control Pressure Drop: 0.5 inches W.C. 120V Wiring Connection Blue or Black wire: hot leg Specific Gravity: 1.50 Terminals Brown or White Wire: neutral... -
Page 33: Adjust For Vent Length
INSTALLATION INSTRUCTIONS Adjust for Vent Length Figure 33 Adjust switch # 1 in the SW1 DIP switch (tan switches), if re- Quatre (4) contrôles max. Maximum of 4 Controllers quired. Refer to the section “Maximum vent length”. Rinnai Water Checklist for Gas and Electricity Heater □... -
Page 34: Final Installation Checklist
INSTALLATION INSTRUCTIONS Final Installation Checklist Location • The water heater is not subject to corrosive compounds in the air......................• The water supply does not contain chemicals or exceeds total hardness that will damage the heat exchanger........• Clearances from the water heater unit are met............................•... -
Page 35: Technical Data
TECHNICAL DATA Specifications Model UGTC 152 UGTC 199 Minimum Gas Consumption BTU/hr 15,200 Maximum Gas Consumption BTU/hr 152,000 199,000 0.26 - 8.0 GPM 0.26 - 9.8 GPM Hot water capacity (Min - Max) * (1.0 - 30 L/min) (1.0 - 37 L/min) Temperature Setting (no controller) 120°F (49°C) or 140°F (60°C) Maximum Temp Setting (residential) -
Page 36: Dimensions
TECHNICAL DATA Dimensions Figure 36 10.1“ (25.6 cm) ø 5.4” (13.7 cm) 2.0” (5.1 cm) Ø 5.4” (13.7 cm) 2.8” 8.7” (22.1 cm) (7.1 cm) Figure 37 DIMENSION Inches (cm) 1.6 (4.0) A (GAS) CONDENSATE OUTLET COLD WATER INLET A (COLD) 2.0 (5.0) GAS CONNECTION HOT WATER OUTLET... - Page 37 TECHNICAL DATA Figure 38: Pressure Drop Curve and Water Heater UGTC-199 UGTC-152 Water Flow (gpm) NOTE: The chart below only applies to incoming water temperatures of 70°F (21°C) or less. For incoming water temperatures greater than 70°F (21°C), please contact Giant. Figure 39 Outlet Flow Data UGTC-199...
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Page 38: Recirculation Mode
TECHNICAL DATA Recirculation Mode Figure 40 The Giant water heater has the ability to control a recirculation pump. Two modes are available, Economy and Comfort, which re- circulate the water in the plumbing system to provide hot water more quickly when a tap is opened. POWER FOR WATER HEATER Recirculation mode is for residential installations only. - Page 39 TECHNICAL DATA Comfort Mode The Comfort mode operates as follows: • Higher energy consumption due to more pump cycles • Assumes plumbing is not insulated resulting in higher pipe heat loss • Pump cycles on every 15 to 39 minutes (see table). Table 26 Water Heater Typical Pump ON Intervals*...
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Page 40: Wiring Diagram
TECHNICAL DATA Wiring Diagram Figure 42 40 40... -
Page 41: Operating Instructions
OPERATING INSTRUCTIONS Consumer Operation Guidelines for the Safe Operation of your Water Heater FOR YOUR SAFETY READ BEFORE OPERATING CAUTION WARNING If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal DANGER FLAMMABLE injury, or death. -
Page 42: How To Use The Temperature Controller
OPERATING INSTRUCTIONS CAUTION How to use the Temperature Controller WARNING Figure 43 If you install this water heater in an area that is known to have DANGER hard water or that causes scale build-up the water must be treated In Use and/or the heat exchanger flushed regularly. - Page 43 OPERATING INSTRUCTIONS Temperatures lower than 98°F (37°C) can be obtained at the tap by Setting Controller to Mute mixing with cold water. To change the temperature scale from Cel- On the MC-91-2 to eliminate beeps when keys are pressed or to CAUTION sius to Fahrenheit or vice versa, press and hold the On/Off button turn the beeps back on, press and hold both the UP and DOWN...
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Page 44: Troubleshooting Guide
TROUBLESHOOTING GUIDE CAUTION WARNING Some of the checks below should be done by a licensed professional. Consumers should never attempt any action that they are not DANGER qualified to perform. Code Definition Remedy AVERTISSEMENT Power interruption during Bath Fill (Water will not Turn off all hot water taps. -
Page 45: Diagnostic Codes And Remedies
TROUBLESHOOTING GUIDE Diagnostic Codes and Remedies Code Definition Remedy licensed Electrical Grounding professional Check all components for electrical short. only Check condensate trap and drain line for blockage. Condensate Trap is full Replace condensate trap. Burner Sensor Measure resistance of sensor. Replace sensor. Outgoing Water Temperature Sensor Heat Exchanger Outgoing... -
Page 46: System Maintenance
SYSTEM MAINTENANCE CAUTION Lime / Scale Build-up WARNING If you receive diagnostic code “LC#” (LC1, LC2, etc.), refer to the procedure, Flushing the Heat Exchanger. Refer to the section on To protect yourself from harm, before performing maintenance: DANGER Water Quality to see if your water needs to be treated or condi- •... -
Page 47: Flushing The Heat Exchanger
SYSTEM MAINTENANCE Freeze Protection 9) Turn off the pump. In case of freezing weather, make sure that the water heater and its 10) Rinse the vinegar from the water heater as follows: water lines are adequately protected to prevent freezing. Damage a) Remove the free end of the drain hose (H3) from the due to freezing is not covered by the warranty. -
Page 48: Manual Draining Of The Water Heater
SYSTEM MAINTENANCE CAUTION Manual draining of the water heater Running a low volume of water through the water heater to prevent freezing WARNING If the temperature exceeds the ability of the water heater to freeze protect itself, or if power is lost, the following steps may prevent To avoid burns, wait until the equipment cools down before DANGER the water heater and external piping from freezing. -
Page 49: Regulations
REGULATIONS NOTICE BEFORE INSTALLATION a) In the event that the sidewall horizontally vented gas fu- This direct vent appliance must be installed by a licensed profes- eled equipment is installed in a crawl space or an attic, sional. If you are not properly trained, you must not install this the hard wired carbon monoxide detector with alarm and unit. - Page 51 NOTE : ____________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________...
- Page 52 NOTE : ____________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________...