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WARNING:
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.
-- This water heater MUST NOT be installed in
any location where gasoline or flammable vapors
are likely to be present.
-- WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electric switch; do not use any
phone in your building.
• Immediately call your gas supplier from a near by
phone. Follow the gas supplier's 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 the gas
supplier.
Installation & Operation
Manual
Models: 125 - 200
This manual must only be used by
WARNING
a qualified heating installer / service
technician. Read all instructions,
including this manual and the
Armor Wall Mount Water Heater
Service Manual, before installing.
Perform steps in the order given.
Failure to comply could result in
severe personal injury, death, or
substantial property damage.
Save this manual for future reference.
WA-I-O Rev C
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Table of Contents
Related Manuals for Armor 125 - 200
Summary of Contents for Armor 125 - 200
- Page 1 WA-I-O Rev C Installation & Operation Manual Models: 125 - 200 WARNING: 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. -- This water heater MUST NOT be installed in any location where gasoline or flammable vapors are likely to be present.
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Page 2: Table Of Contents
HAZARD DEFINITIONS ............ 2 6. SYSTEM PIPING PLEASE READ BEFORE PROCEEDING ......3 System Water Piping Methods ......... 34 THE ARMOR WALL MOUNT WATER HEATER -- HOW IT Flow Switch Installation ............ 34 WORKS ................4-5 Flow Switch Adjustment ........... 34 RATINGS ................ -
Page 3: Please Read Before Proceeding
Please read before proceeding Installer – Read all instructions, including WARNING DO NOT install units in rooms or WARNING this manual and the Armor Wall Mount environments that contain corrosive Water Heater Service Manual, before contaminants (see Table 1A on page 10). -
Page 4: The Armor Wall Mount Water Heater -- How It
Installation & Operation Manual The Armor Wall Mount Water Heater - How it works... 18. Air intake adapter Stainless steel heat exchanger Allows for the connection of the air intake pipe to the Allows water to flow through specially designed coils for maximum water heater. -
Page 5: Works
Installation & Operation Manual The Armor Wall Mount Water Heater - How it works... (continued) FRONT OF UNIT Front View Bottom View Left Side (inside unit) Right Side (inside unit) -
Page 6: Ratings
A high altitude label (as shown in FIG. A) is also affixed to the unit. 4. The manual reset high limit provided with the Armor wall mount water heater is listed to UL353. The auto reset high limit is listed to ANSI Z21.87. -
Page 7: Determine Water Heater Location
9 foot ceiling = 4 x 5 x 9 = 180 cubic feet. substantial property damage. For closet and alcove installations as 4. The Armor wall mount water heater must be installed so WARNING shown in FIG.’s 1-1 and 1-2, CPVC... - Page 8 Installation & Operation Manual Determine water heater location Figure 1-1 Closet Installation - Minimum Required Clearances For closet installations, CPVC or 6" MINIMUM WARNING LEFT stainless steel vent material MUST 24" SERVICE BE used in a closet structure due to 0"...
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Page 9: Provide Air Openings To Room
Armor wall mount water heater using any other means. the space. No additional air opening free area is needed for the Armor wall mount water heater because it takes its Be sure to locate the water heater such that the vent and air piping combustion air from outside (direct vent installation). -
Page 10: Corrosive Contaminants And Sources
Installation & Operation Manual Determine water heater location When using an existing vent system to Table 1A Corrosive Contaminants and Sources install a new water heater: Products to avoid: Failure to follow all instructions can result WARNING in flue gas spillage and carbon monoxide Spray cans containing chloro/fluorocarbons emissions, causing severe personal injury or death. -
Page 11: Removing A Water Heater From Existing Common Vent
When removing a water heater from existing common vent system: g. Any improper operation of the common venting system Do not install the Armor wall mount water DANGER should be corrected so the installation conforms with the heater into a common vent with any other National Fuel Gas Code, ANSI Z223.1/NFPA 54 and/or... -
Page 12: Prepare Water Heater
7. Locate the propane orifice disk from the conversion kit bag. Gas conversions Verify that the stamping on the orifice disk matches the water heater size (125 - 200, see Table 2A). The gas conversion procedure should be WARNING accomplished BEFORE the water heater 8. -
Page 13: Mounting The Water Heater
Hang the water heater on the bracket and secure the bottom instructions. of the water heater with two (2) field supplied toggle bolts. The Armor Wall Mount water heater is The water heater is too heavy for a single NOTICE WARNING not intended for floor installation. -
Page 14: General Venting
Installation & Operation Manual General venting Direct venting options - Sidewall Vent Figure 3-1 Two-Pipe Sidewall Termination - See page Figure 3-2 PVC/CPVC Concentric Sidewall Termination 21 for more details - See page 25 for more details Direct venting options - Vertical Vent Figure 3-4 PVC/CPVC Concentric Figure Two-Pipe... -
Page 15: Install Vent And Combustion Air Piping
(continued) Install vent and combustion air piping The Armor wall mount water heater must The Armor wall mount water heater vent and air piping can DANGER be vented and supplied with combustion be installed through the roof or through a sidewall. Follow the and ventilation air as described in this procedures in this manual for the method chosen. -
Page 16: Requirements For Installation In Canada
The Armor wall mount water heater uses a 3 inch combustion Sealing of Type “B” double-wall vent material or galvanized vent air intake and vent pipe. The maximum length of each one is... -
Page 17: Optional Room Air
Air contamination Pool and laundry products and common household and hobby The Armor wall mount water heater vent and air piping can products often contain fluorine or chlorine compounds. When be installed through the roof or through a sidewall. Follow these chemicals pass through the water heater, they can form the procedures in this manual for the method chosen. -
Page 18: Pvc/Cpvc
Installation & Operation Manual General venting PVC/CPVC Work from the water heater to vent or air termination. This product has been approved for use with the PVC/CPVC Do not exceed 100 feet in length. vent materials listed in Table 3B. Cut pipe to the required lengths and deburr the inside and outside of the pipe ends. -
Page 19: Polypropylene
Sidewall Kit* Adapter Connector Bracket* Adapter* Adapter Connector ISAG0303 w/ 3PPS-AD w/ 125 - 200 IANS03 IATP0303 ISTAGL0303 3PPS-LB 3PPS-HLK IAFC03 PPS-PAC * These parts are only needed if the sidewall termination assembly is used (see FIG. 4-5B on page 24). -
Page 20: Stainless Steel Vent
S.S. Flue Intake Air Adapter Termination Adapter Termination Adapter Termination Termination Termination Termination WB50210 2SVSLPVC3 300716 (Vent) (Vent) (Vent) FSBS3 9392 2SVSTP03 125 - 200 303889 9314TERM 2SVSTEX0390 300715 (Intake FSRC3(R.C) 5300CI 2SVSRCX03 9301PVC 2SVSLA03 Air) (Intake Air) (Intake Air) -
Page 21: Sidewall Direct Venting
125 - 200 KIT30045 3 inch vent b. The flue products will form a noticeable plume as they condense in cold air. Avoid areas where the If using the alternate sidewall termination: plume could obstruct window views. - Page 22 Installation & Operation Manual Sidewall direct venting Vent/air termination – sidewall Maintain clearances as shown in FIG.’s 4-1A thru 4-3B, pages 21 thru 22. Also maintain the following: Figure 4-1C Alternate PVC/CPVC/SS Vent Termination Vent must terminate: - Typical Stainless Steel Sidewall Termination of Air and •...
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Page 23: Prepare Wall Penetrations
Model Vent Centerline Width noncombustible construction, size the vent pipe hole with at least a 1/2 inch clearance around the vent pipe 125 - 200 3" 3" 5 5/8" outer diameter: • 4½ inch hole for 3 inch vent pipe Drill 3/16"... -
Page 24: Multiple Vent/Air Terminations
ADAPTER Installation Code. (VENT) 3. The air inlet of a Armor wall mount water heater is part of a direct vent connection. It is not classified as a forced air intake with regard to spacing from adjacent water heater GALVANIZED IMG00085 vents. -
Page 25: Sidewall Termination - Optional Concentric Vent
Installation & Operation Manual Sidewall direct venting (continued) Sidewall termination – optional concentric vent Description and usage Lochinvar offers an optional concentric combustion air and 4. Cut one (1) hole (5 inch diameter) into the structure to vent pipe termination kit (CVK3003). Both combustion install the termination kit. - Page 26 Installation & Operation Manual Sidewall direct venting Sidewall termination – optional concentric vent 6. Install the Y concentric fitting and pipe assembly through Figure 4-9 Concentric Vent Dimensional Drawing the structure’s hole. Do not allow insulation or other materials to NOTICE accumulate inside the pipe assembly when installing through the hole.
- Page 27 Installation & Operation Manual Sidewall direct venting (continued) Sidewall termination – optional concentric vent Figure 4-11 Concentric Vent Sidewall Attachment Multiventing sidewall terminations DO NOT use field-supplied couplings CAUTION to extend pipes. Airflow restriction When two (2) or more direct vent appliances are vented near will occur and may cause intermittent each other, each appliance must be individually vented (see operation.
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Page 28: Vertical Direct Venting
Installation & Operation Manual Vertical direct venting Vent/air termination – vertical Follow instructions below when WARNING Figure 5-1A PVC/CPVC/Polypropylene Vertical Termination determining vent location to avoid of Air and Vent possibility of severe personal injury, death or substantial property damage. Determine location Locate the vent/air terminations using the following guidelines:... -
Page 29: Prepare Roof Penetrations
For Canadian installations, provide clearances required by CSA B149.1 Installation Code. 3. The air inlet of an Armor wall mount water heater is part of a direct vent connection. It is not classified as a forced air intake with regard to spacing from adjacent water... -
Page 30: Vertical Termination - Optional Concentric Vent
Installation & Operation Manual Vertical direct venting Vertical termination – optional concentric vent Description and usage 2. Cut one (1) hole (5 inch diameter) into the structure to Lochinvar offers an optional concentric combustion air and vent pipe termination kit. Both combustion air and vent install the termination kit. - Page 31 Installation & Operation Manual Vertical direct venting (continued) Vertical termination – optional concentric vent Do not operate the appliance with DO NOT use field-supplied couplings WARNING CAUTION the rain cap removed or recirculation to extend pipes. Airflow restriction will of combustion products may occur. occur.
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Page 32: Alternate Vertical Concentric Venting
Table 5A Alternate Vertical Concentric Vent / Chase Sizes SEALED Vent / Air Minimum Existing Model Inlet Size Vent / Chase Size 125 - 200 3" 5" *For concept illustration only. Individual installations may vary due to job site specific equipment. - Page 33 Installation & Operation Manual Vertical direct venting (continued) Existing vent as a chase Follow all existing termination and clearance requirements and allowable pipe lengths. Use only approved venting materials listed in the General Venting Section of this manual. Figure 5-10 Existing Vent as a Chase AIR INLET FLUE EXHAUST SEAL...
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Page 34: System Piping
See the *piping illustrations included in this section, FIG.’s Table 6A Paddle Size / Sensitivity Screw Adjustment 6-4 thru 6-8 for suggested guidelines in piping the Armor wall mount water heater. SENSITIVITY SCREW MODEL... -
Page 35: Scalding
Installation & Operation Manual System piping (continued) Scalding Water with a hardness of less than 5 grains per gallon will This water heater can deliver scalding temperature water at any usually have a pH which can be aggressive and corrosive causing faucet in the system. - Page 36 Installation & Operation Manual System piping Figure 6-4 Single Heater - Single Tank BUILDING FLOW CHECK RETURN VALVE (TYPICAL) COLD WATER SUPPLY MIXING VALVE EXPANSION THERMOMETER TANK WATER HEATER HOT WATER SUPPLY BALL VALVE (TYPICAL) UNION (TYPICAL) TEMPERATURE & PRESSURE RELIEF VALVE (TYPICAL) WATER...
- Page 37 Installation & Operation Manual System piping (continued) Figure 6-5 Single Heater - Single Tank (2 Temperature) FLOW CHECK BALL VALVE HIGH TEMPERATURE VALVE (TYPICAL) (TYPICAL) 180° HOT BUILDING RETURN WATER SUPPLY WATER HEATER 140° HOT TEMPERATURE THERMOMETER & PRESSURE WATER RELIEF VALVE SUPPLY (TYPICAL)
- Page 38 Installation & Operation Manual System piping Figure 6-6 Single Heater - Double Tank BUILDING FLOW CHECK RETURN VALVE (TYPICAL) COLD WATER SUPPLY BALL VALVE (TYPICAL) MIXING EXPANSION THERMOMETER VALVE TANK Y-STRAINER (RECOMMENDED) WATER HEATER HOT WATER SUPPLY UNION (TYPICAL) FLOW SWITCH TEMPERATURE &...
- Page 39 Installation & Operation Manual System piping (continued) Figure 6-7 Double Heater - Single Tank Number of Units Model Required Pipe Sizes in NPT 1 1/2" 2" 2" 2" 2 1/2" 3" 3" 1 1/2" 2" 2 1/2" 2 1/2" 3" 3"...
- Page 40 Installation & Operation Manual System piping Figure 6-8 Double Heater - Double Tank Number of Units Model Required Pipe Sizes in NPT 1 1/2" 2" 2" 2" 2 1/2" 3" 3" 1 1/2" 2" 2 1/2" 2 1/2" 3" 3" 4"...
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Page 41: Gas Connections
Installation & Operation Manual Gas connections Connecting gas supply piping 1. Remove the front access panel and refer to FIG. 7-1 2. Support piping with hangers, not by the water heater or its to pipe gas to the water heater. accessories. -
Page 42: Natural Gas
14 inches w.c. maximum. damage gas line components. Propane gas: Figure 7-2 Inlet Pipe with Backup Wrench Armor wall mount water heaters are typically WARNING shipped ready to fire on natural gas. Check water heater rating plate to determine which fuel the water heater is set for. -
Page 43: Check Inlet Gas Supply
3,720 3,460 Armor wall mount water heaters are typically shipped ready to fire on natural gas. Check the water heater WARNING rating plate to determine which fuel the water heater is set for. If set to natural gas, it may be converted to LP by installing an orifice (see pages 12 thru 13). -
Page 44: Gas Pressure
(static) mode and while in operating (dynamic) mode. If an in-line regulator is used, it must be a minimum of 10 feet from the Armor wall mount water heater. It is very important that the gas line is properly purged by the gas supplier or utility company. -
Page 45: Field Wiring
Wiring errors can as shown in FIG. 8-1. cause improper and dangerous operation. 4. The Armor wall mount water heater is capable of controlling a building recirculation pump (field supplied). Wire the building recirculation pump as shown in FIG. -
Page 46: Flow Switch
Installation & Operation Manual Field wiring Tank thermostat Flow switch 1. Connect the tank thermostats (isolated contact only) to 1. A flow switch is used to guarantee flow through the water the tank thermostat contacts as shown in FIG. 8-3. heater before allowing it to fire. -
Page 47: Runtime Contacts
Installation & Operation Manual Field wiring (continued) Runtime contacts The SMART SYSTEM control closes a set of dry contacts whenever the burner is running. This is typically used by Building Management Systems to verify that the water heater is responding to a call for heat. Alarm contacts The SMART SYSTEM control closes another set of contacts whenever the water heater is locked out or the power is... - Page 48 Installation & Operation Manual Field wiring Figure 8-3 Low Voltage Field Wiring Connections...
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Page 49: Condensate Disposal
Condensate from the Armor wall mount water heater will required and tubing size may need to increase be slightly acidic (typically with a pH from 3 to 5). Install to 1 inch. -
Page 50: Startup
Installation & Operation Manual Start-up Chlorine concentration less than 200 ppm Propane water heaters only – Your propane WARNING supplier mixes an odorant with the propane 1. Do not fill the water heater or operate with water to make its presence detectable. In some containing chlorine in excess of 200 ppm. -
Page 51: Final Checks Before Starting The Water Heater
Check vent piping and air piping heater 1. Check for gastight seal at every connection, seam of air Read the Armor Water Heater Service Manual to piping, and vent piping. familiarize yourself with SMART SYSTEM control Venting system must be sealed gastight WARNING module operation. -
Page 52: For Your Safety Read Before Operating
Installation & Operation Manual Start-up Figure 10-2 Operating Instructions FOR YOUR SAFETY READ BEFORE OPERATING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury, or loss of life. A. This appliance does not have a pilot. It is •... - Page 53 3.0% - 6.5% 10.0% - 11% 4.1% - 5.4% See the Armor Water Heater Service Manual for a detailed explanation of this procedure. Once the combustion analysis is complete, test the safety shutoff device by turning the manual shutoff valve to the OFF position and ensuring that the water heater shuts down and registers an alarm.
- Page 54 4 hours. Use the following procedure to set the clock: Press the [MENU] key for at least five (5) seconds. Input the Installer code as described in the Armor Service Manual. Press and hold the LEFT SELECT [MENU] key for at Once the control parameters have been accessed, use the least 5 seconds.
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Page 55: Operating Information
0 - 10VDC input (set point or power) The unit will restart automatically once the temperature The Armor wall mount water heater can be controlled by a difference has dropped below 25°F and the minimum off time Building Management System (BMS) using a 0 - 10 VDC signal. -
Page 56: Water Heater Temperature Regulation
High limit operations Some codes and jurisdiction may accept these integral The Armor wall mount water heater is equipped with a features of the control in lieu of requiring an additional fixed automatic reset high limit and an adjustable manual limit control or low water cutoff. -
Page 57: Cascade
Night Setback operation with cascade Night Setback operation of the water heaters within the Cascade is available. Programming of the Night Setback will be done through the Leader water heater. Refer to the Armor Water Heater Service manual for information regarding Night Setback. -
Page 58: Sequence Of Operation
Installation & Operation Manual Operating information Sequence of operation OPERATION DISPLAY 1. The control will turn on the water heater pump (always ON except in Night Setback). The flow switch and/or LWCO must close. 2. The control turns on power to the louver relay. The louver proving switch, air pressure switch, and blocked drain switch must close. -
Page 59: Armor Wall Mount Water Heater Control Module
Installation & Operation Manual Operating information (continued) Armor wall mount water heater control module Use the control panel (FIG. 11-1) to set temperatures, operating conditions, and monitor water heater operation. Figure 11-1 Control Panel NAVIGATION DIAL RESET KEY (PRESS OR TURN) -
Page 60: Status Display Screens
Installation & Operation Manual Operating information Figure 11-2 Status Display Screen Status Display Screens Section Display Description The unit has not received a call for heat from a remote thermostat nor STANDBY has it received a call for heat from a DHW thermostat. START The unit has begun a burn cycle and is checking all safety circuits. - Page 61 Installation & Operation Manual Operating information (continued) Status Display Screens (cont’d) Section Display Description TANK: The temperature read by the tank sensor (if connected). INLET TEMP: The temperature read at the inlet to the heat exchanger. OUTLET TEMP: The temperature read at the outlet of the heat exchanger. The temperature difference between the inlet and the outlet of the DELTA T: heat exchanger.
- Page 62 Installation & Operation Manual Operating information Status Display Screens (cont’d) Section Display Description Turning the NAVIGATION dial will select the next or previous Status Screen. Pressing the NAVIGATION dial will show the next fault, NSB (Night Setback) trigger, or ramp delay setting. Pressing the NAVIGATION dial will select the setting indicated by the cursor.
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Page 63: Maintenance
Installation & Operation Manual Maintenance Maintenance and annual startup Table 12A Service and Maintenance Schedules Service technician Owner maintenance (see the following pages for instructions) General: • Address reported problems • Inspect interior; clean and vacuum if Daily • Check water heater area necessary;... -
Page 64: Inspect Water Heater Interior
Heater Location. If any of these are present in the water heater intake air vicinity, they must be removed. If they cannot be removed, reinstall the air and vent lines per this manual and the Armor Water Heater Service The condensate trap must be filled with water Manual. -
Page 65: Check Water System
Armor Service Manual. Adjust settings if necessary. – not by the owner. Failure to re-inspect See Section 1 of the Armor Service Manual for adjustment the water heater relief valve as directed procedures. could result in unsafe pressure buildup, 2. -
Page 66: Check Flame Signal
1. Inspect flame through observation window. 3. See Section 3 - Troubleshooting in the Armor Service 2. If the flame is unsatisfactory at either high fire or low Manual for other procedures to deal with low flame fire, turn off water heater and allow water heater to signal. -
Page 67: Check Delta T
1. Check Delta T. Reference Section 6 - System Piping on page 35 for more information regarding Delta T. Oiled bearing circulators 1. The circulator shipped with the Armor wall mount water heater is water-lubricated. No oiling is required. 2. Check other circulators in the system. Oil any circulators requiring oil, following circulator manufacturer’s... -
Page 68: Diagrams
Installation & Operation Manual Diagrams Figure 13-1 Ladder Diagram JUNCTION BOX 120VAC NEUTRAL GROUND TERMINAL STRIP TERMINAL STRIP 120V SUPPLY "L" 120V SUPPLY "N" AW MODELS ONLY INTEGRATED CONTROL ON / OFF SWITCH X1-1 BLOWER 3.15A X1-6 X1-2 BUILDING BUILDING RECIRC PUMP RECIRC CONTACTS... -
Page 69: Wiring Diagram
Installation & Operation Manual Diagrams (continued) Figure 13-2 Wiring Diagram LOW VOLTAGE BOX DEPICTS 120 VAC OPTIONAL ITEMS HIGH VOLTAGE BOX DEPICTS DUAL SENSOR SINGLE HOUSING INTEGRATED CONNECTION BOARD CONTROL JUNCTION ALARM X1-3 OR/BK CONTACTS RUN-TIME PUMP CONTACTS X1-4 24 VAC LOUVER RELAY COIL LOUVER X1-2... - Page 70 Notes...
- Page 71 Notes...
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Page 72: Revision Notes
Revision Notes: Revision A (ECO #C11832) initial release. Revision B (ECO #C11814) reflects updates made to the polypropylene de-rate amounts (R06316). Revision C (ECO #C14411) reflects the removal of the page number reference on page 14, the addition of the corrosive contaminant warning on pages 3 and 7 (R06313), changes made to Table 7A - Gas Piping Chart on page 43 (R6621), along with updating the flex piping information (R06464) on page 19.
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