New Yorker GHE2C-136B Installation, Operating And Service Instructions
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New Yorker GHE2C-136B Installation, Operating And Service Instructions

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GHE II
Installation, Operating and Service Instructions for
Models:
• GHE2C-136
• GHE2C-136B
• GHE2C-200
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. Domestic Water Piping . . . . . . . . . . . . . . . . . . .39
12. Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
13. Field Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
14. Condensate Disposal . . . . . . . . . . . . . . . . . . . .47
15. Start-up and Checkout . . . . . . . . . . . . . . . . . .48
16. Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
17. Before Leaving Jobsite . . . . . . . . . . . . . . . . . .67
18. Service and Maintenance . . . . . . . . . . . . . . . . .68
19. Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . .73
20. Internal Wiring Diagrams . . . . . . . . . . . . . . . . .89
21. Service Parts . . . . . . . . . . . . . . . . . . . . . . . . . . .92
Appendix
D. Code Required Text . . . . . . . . . . . . . . . . . . . . .102
TO THE INSTALLER:
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.
This boiler must only be installed, serviced, or repaired by a qualified heating installer or service technician.
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.
110329-05 - 2/23
• Combi Boiler/Water Heater
• Condensing
• Direct Vent
• Gas Fired
Page
!
WARNING
NEW
NEW
YORKER
YORKER
YOUR BOILER COMPANY

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Summary of Contents for New Yorker GHE2C-136B

  • Page 1: Table Of Contents

    • Condensing • Direct Vent • Gas Fired Models: • GHE2C-136 • GHE2C-136B • GHE2C-200 Manual Contents Page Installer Read Before Proceeding ...3 Homeowner Read Before Proceeding ..4 Specifications .
  • Page 2 GHE II Combi Installation, Operating & Service Instructions The Massachusetts Board of Plumbers and Gas Fitters has listed the GHE 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

    Combi Installation, Operating & Service Instructions GHE 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

    GHE II Combi Installation, Operating & Service Instructions User/Homeowner Read Before Proceeding DANGER WARNING Asphyxiation Hazard. Fire Hazard. • A qualified installer, service agency or gas supplier should annually inspect boiler including annually inspecting all vent gaskets and replacing any exhibiting damage or deterioration.

  • Page 5: Specifications

    95.0 13.6 3.7 (14) 3.4 (13) 2.9 (11) 0.5 (2) GHE2C-136B GHE2C-200 95.0 5.2 (19.6) 4.7 (17.8) 4.0 (15) 0.5 (2) DHW ratings are not AHRI certified. Input and DHW draw limits for elevations up to 2,000 ft. (610 m) with min vent length. See Table 3-3 and 3-4 for derate at max vent length and altitude.
  • Page 6 (1,829 m to 2,438 m) (2,439 m to 3,079 m) GHE2C-136 3.3% 5.3% 2.3% 3.7% 1.7% 2.8% GHE2C-136B 2.0% 4.0% 1.5% 3.0% 1.2% 2.4% GHE2C-200 NOTE: These de-rates are for minimum vent. When calculating de-rate from altitude and vent length, altitude de-rate...
  • Page 7 Combi Installation, Operating & Service Instructions GHE II Specifications (continued) Vent Safety Connector Relief Air Intake Valve Front View 120 VAC Low Voltage Knockouts Knockouts Domestic Cold Water Boiler Inlet Supply Boiler Return Combi Block Drain (hydronic side) Domestic Condensate Trap Hot Water Cleanout Outlet...

  • Page 8: How It Works

    GHE II Combi Installation, Operating & Service Instructions 12. Boiler supply temperature sensor (UL 353 How It Works Listed) Dual element temperature sensor used to monitor 1. Heat exchanger boiler water exiting heat exchanger. Boiler control Water flows through heat exchanger's stainless uses supply temperature to initiate CH burner steel tubes.
  • Page 9 Combi Installation, Operating & Service Instructions GHE II How It Works (continued) Figure 4-1: How It Works 110329-05 - 2/23...

  • Page 10: Locating Boiler

    GHE II Combi Installation, Operating & Service Instructions Locating Boiler 4. Locate boiler to avoid water damage in case there is a leak. If boiler must be located in an Code Requirements area sensitive to water damage, install drain WARNING pan underneath boiler and pipe to a suitable drain location.
  • Page 11 Combi Installation, Operating & Service Instructions GHE 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 GHE II Combi 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 Combi Installation, Operating & Service Instructions GHE II Locating Boiler (continued) Connecting New Boiler to Existing Vent 1. Seal any unused openings in the common venting System system. 2. Visually inspect the venting system for proper size WARNING and horizontal pitch and determine there is no Asphyxiation Hazard.

  • Page 14: Preparing Boiler

    GHE II Combi Installation, Operating & Service Instructions Preparing Boiler Unpack Boiler CAUTION Remove boiler and miscellaneous parts carton from Heavy Object. outer shipping carton. Boiler weighs up to 130 lb (59 kg). Two people are required to lift boiler onto wall mounting CAUTION bracket.
  • Page 15 Combi Installation, Operating & Service Instructions GHE II Preparing Boiler (continued) Install Vent Connector Preparing for Fuel Conversion If using LP gas. LP conversion requires (2) 1. Remove vent connector and screws from steps: gas valve setting adjustment and control miscellaneous parts carton.
  • Page 16 GHE II Combi 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

    Combi Installation, Operating & Service Instructions GHE 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...
  • Page 18 GHE II Combi 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 Combi Installation, Operating & Service Instructions GHE 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 GHE II Combi Installation, Operating & Service Instructions 1/8 in. (3.2 mm) hole in air pipe to align with hole General Venting (continued) in connector. Insert pipe into air connector and use #10 x 1 in. sheet metal screw to secure. Seal 6.
  • Page 21 Combi Installation, Operating & Service Instructions GHE 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 GHE II Combi 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.
  • Page 23 Combi Installation, Operating & Service Instructions GHE 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

    GHE II Combi 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.
  • Page 25 Combi Installation, Operating & Service Instructions GHE II Sidewall Direct Venting (continued) 110329-05 - 2/23...
  • Page 26 GHE II Combi 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 Combi Installation, Operating & Service Instructions GHE 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 GHE II Combi 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 Combi Installation, Operating & Service Instructions GHE 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.

  • Page 30: Vertical Direct Venting

    GHE II Combi 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.
  • Page 31 Combi Installation, Operating & Service Instructions GHE 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 +...
  • Page 32 GHE II Combi 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 Combi Installation, Operating & Service Instructions GHE II Vertical Direct Venting (continued) Abandoned B-vent Chase Polypropylene Concentric Terminal WARNING WARNING Asphyxiation Hazard. • 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 GHE II Combi Installation, Operating & Service Instructions Centrotherm Innoflue Vertical Direct Venting (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 Combi Installation, Operating & Service Instructions GHE II Vertical Direct Venting Vent (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

    GHE II Combi Installation, Operating & Service Instructions Heating System Piping If replaced, replacement must have a setting General System Piping Precautions less than or equal to maximum allowable WARNING working pressure (MAWP) shown on ASME data plate located on left side of heat Asphyxiation Hazard.
  • Page 37 Combi Installation, Operating & Service Instructions GHE II Heating System Piping (continued) 5. Automatic air vent (required) B. This is a water tube boiler and this flow switch is therefore only effective way to provide A. Factory installed manual air vent is included such protection.
  • Page 38 GHE II Combi Installation, Operating & Service Instructions Heating System Piping (continued) 110329-05 - 2/23...

  • Page 39: Domestic Water Piping

    Combi Installation, Operating & Service Instructions GHE II Domestic Water Piping NOTICE: Elbows pointed toward back of boiler are recommended to start DHW piping. DANGER Combi connections are 1/2 in. Adapters to 3/4 in. sweat connection are provided in parts carton (Figure Scald Hazard.
  • Page 40 GHE II Combi Installation, Operating & Service Instructions Domestic Water Piping (continued) 110329-05 - 2/23...
  • Page 41 Combi Installation, Operating & Service Instructions GHE II Domestic Water Piping (continued) 110329-05 - 2/23...

  • Page 42: Gas Piping

    GHE II Combi 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.

  • Page 43: Field Wiring

    Combi Installation, Operating & Service Instructions GHE II Field Wiring Locating Field Connection Terminal Strips DANGER Field connection terminal strip locations are shown in Electrical Shock Hazard. Figure 13-1. To access terminal strips: • Disconnect electrical supply before installing or performing maintenance. 1.
  • Page 44 GHE II Combi Installation, Operating & Service Instructions Field Wiring (continued) Low Voltage Connections 1. All low voltage field connections to boiler are made on Low Voltage Connections terminal strip (see Figure 13-3) located on left side of bottom panel. Route all low voltage wiring through conduit knock out holes located on left side in 120V Boiler...
  • Page 45 Combi Installation, Operating & Service Instructions GHE II Field Wiring (continued) 2. External power must not be applied to any low E. Recirculation (Header) Temperature voltage terminals - doing so may damage boiler Sensor- When optional sensor is installed control. Note following: and Recirculation (Comfort) Mode is enabled, boiler will attempt to maintain A.
  • Page 46 GHE II Combi Installation, Operating & Service Instructions Field Wiring (continued) Figure 13-5: TACO SR504 or Equivalent Zone Panel Wiring Connection Diagram 110329-05 - 2/23...

  • Page 47: Condensate Disposal

    Combi Installation, Operating & Service Instructions GHE II Condensate Disposal C. If point of condensate disposal is above trap, WARNING it will be necessary to use a condensate Asphyxiation Hazard. pump to move condensate from boiler to Failure to install condensate drain in drain.

  • Page 48: Start-Up And Checkout

    GHE II Combi 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 •...
  • Page 49 Combi Installation, Operating & Service Instructions GHE II Start-Up and Checkout (continued) 4. Eliminate air in boiler by bleeding from heat 3. Inspect all wiring for loose, uninsulated or exchanger manual air vent on top left side of heat miswired connections. exchanger (Figure 15-1).
  • Page 50 GHE II Combi Installation, Operating & Service Instructions Start-Up and Checkout (continued) LP Conversion 3. Use keypad to enter adjust mode and change WARNING parameter A06 from "0" to "1". Asphyxiation Hazard. • Press and hold "menu" for 3 seconds. •...
  • Page 51 Combi Installation, Operating & Service Instructions GHE II Start-Up and Checkout (continued) Final Check Before Starting Boiler 4. If boiler does not light after 2 retries for ignition, it (continued) will enter a "soft lockout" and will wait for one hour before attempting another ignition sequence.
  • Page 52 GHE II Combi Installation, Operating & Service Instructions Start-Up and Checkout (continued) 9. Check inlet gas pressure (Figure 15-9). A. Boiler is equipped with a screw cap in Verify inlet gas pressure is between upper and vent adapter. Be sure to replace this cap lower limits shown on rating label with all gas when combustion testing is complete.
  • Page 53 Combi Installation, Operating & Service Instructions GHE 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 GHE II Combi Installation, Operating & Service Instructions Start-Up and Checkout (continued) Boiler Sequence of Operation Table 15-11: Boiler Sequence of Operation Status Screen Display Description Burner - Off Pump(s) - Off Three Way Valve - DHW 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

    Combi Installation, Operating & Service Instructions GHE II Operation User Display Overview reset – Figure 16-1: Display Icons Table 16-2: Display Descriptions When not flashing or alternating display temperature is: 120°F • DHW outlet temperature during DHW priority. • Boiler supply temperature at all other times. Visible when Central Heat demand is present.
  • Page 56 GHE II Combi 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 16-5 Managing of Status Numbers Description (see Section 19 reset Display Troubleshooting for explanation)
  • Page 57 Combi Installation, Operating & Service Instructions GHE II Operation (continued) Adjust Mode Menu Diagnostic information and Quick Menu parameters are available without entering a password. Press and Hold “menu” button for 3 seconds to access Adjust Mode. reset Press Press buttons buttons to view next to adjust...
  • Page 58 GHE II Combi 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 Combi Installation, Operating & Service Instructions GHE II Operation (continued) Table 16-11: 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 GHE II Combi Installation, Operating & Service Instructions Operation (continued) Table 16-12: Menu FR FR, Firing Rate (visible only after password entered) Range/ Default Parameter and Description Choices 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 Combi Installation, Operating & Service Instructions GHE II Operation (continued) Table 16-13: 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...
  • Page 62 GHE II Combi Installation, Operating & Service Instructions Operation (continued) Table 16-15: 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 Combi Installation, Operating & Service Instructions GHE II Operation (continued) Table 16-16: Menu LL LL, Lead Lag Menu (visible only after password entered) Range/ Default Parameter and Description Choices L01 Lead Lag Master Enable [Not for Combi boilers] Used to "turn on" Multiple Boiler Controller On/Off Sequencer Master is Enabled.
  • Page 64 GHE II Combi Installation, Operating & Service Instructions Operation (continued) 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. 6. Sensorless Reset Control System Overview Control system monitors recent firing rate and The control manages all of the following boiler...
  • Page 65 Combi Installation, Operating & Service Instructions GHE II Operation (continued) 12. Priority Demand 2. High Differential Temperature Limit Control accepts a call for heat from multiple Control monitors temperature difference between places and responds to its "Priority". When more return and supply sensors. If this difference than one demand is present, higher priority exceeds 58°F (32°C) control begins to reduce demand is used to determine active boiler...
  • Page 66 GHE II Combi 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

    Combi Installation, Operating & Service Instructions GHE II Before Leaving Jobsite Before leaving jobsite Installed ASSE 1017 or 1070 tempering valve  Installed wall retaining clips (bottom)  Flushed heating system  Boiler and system filled with water  Air purged from boiler system ...

  • Page 68: Service And Maintenance

    GHE II Combi 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 Combi Installation, Operating & Service Instructions GHE II Service and Maintenance (continued) Monthly Inspections: WARNING 1. Inspect vent piping and air intake piping to Asphyxiation Hazard. Fire Hazard. Explosion verify it is free from leakage and deterioration. Hazard. Also verify vent and air intake terminals are •...
  • Page 70 GHE II Combi Installation, Operating & Service Instructions Service and Maintenance (continued) 3. Inspect heat exchanger combustion chamber. Vacuum any debris found on coil surfaces. If .16" (4mm) - .19" (5mm) Gap further cleaning is necessary, use heat exchanger .16 in. (4 mm) - .19 in. (5 mm) Gap cleaning kit (111705-01).
  • Page 71 Combi Installation, Operating & Service Instructions GHE II Service and Maintenance (continued) 9. Inspect and clean condensate trap. NOTICE: Attempting to clean heat exchanger A. Place bucket under condensate clean out or trap with anything other than water or vinegar could damage heat exchanger or result in cap on bottom of boiler (Figure 18-5) to catch condensate backup, causing boiler to shut down.
  • Page 72 GHE II Combi Installation, Operating & Service Instructions Service and Maintenance (continued) 11. Inspect vent system. 14. Inspect safety relief valve. A. All gaskets and joints between boiler heat WARNING exchanger and terminal are leak tight. Explosion Hazard. B. All supports are intact and vent system is Safety relief valves require periodic properly pitched.

  • Page 73: Troubleshooting

    Combi Installation, Operating & Service Instructions GHE II Troubleshooting WARNING Electrical Shock Hazard. Turn off power to boiler before working on wiring. A. Troubleshooting with No Active Fault Code Displayed Table 19-1: Troubleshooting with No Active Fault Code Indication Possible Causes Corrective Action Display Completely Check breaker and wiring between breaker panel and...
  • Page 74 GHE II Combi Installation, Operating & Service Instructions Troubleshooting (continued) Table 19-1: Troubleshooting with No Active Fault Code (continued) Indication Possible Causes Corrective Action Draw rate exceeds combi's rated Verify draw rate and temperature rise are both at capacity. or below ratings shown in Table 3-1. Verify there is no debris or build up in flow limiter DHW flow limiter is dirty or clogged.
  • Page 75 Combi Installation, Operating & Service Instructions GHE II Troubleshooting (continued) In the event of high CO (CO air free greater than 200 ppm for 0-2,000 ft. (0-610 m) or greater than 300 ppm for above 2,000 ft. (610 m)) follow below steps in specified order: 1.
  • Page 76 GHE II Combi 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 19-2: Status Number Explanation Display Description Explanation...
  • Page 77 Combi Installation, Operating & Service Instructions GHE 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 19-3: Diagnostic Menu Display Name...
  • Page 78 GHE II Combi Installation, Operating & Service Instructions Troubleshooting (continued) D. Troubleshooting with Active Fault Code. Control uses following codes to describe abnormal operation: Table 19-4: 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 79 Combi Installation, Operating & Service Instructions GHE II Troubleshooting (continued) Table 19-5: 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 80 GHE II Combi Installation, Operating & Service Instructions Troubleshooting (continued) Table 19-5: 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 81 Combi Installation, Operating & Service Instructions GHE II Troubleshooting (continued) Table 19-5: 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 82 GHE II Combi Installation, Operating & Service Instructions Troubleshooting (continued) Table 19-5: 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 83 Combi Installation, Operating & Service Instructions GHE II Troubleshooting (continued) Table 19-5: 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 84 GHE II Combi Installation, Operating & Service Instructions Troubleshooting (continued) Table 19-5: 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 85 Combi Installation, Operating & Service Instructions GHE II Troubleshooting (continued) Table 19-6: 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 86 GHE II Combi Installation, Operating & Service Instructions Troubleshooting (continued) Table 19-6: 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 87 Combi Installation, Operating & Service Instructions GHE II Troubleshooting (continued) Table 19-6: 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 88 GHE II Combi Installation, Operating & Service Instructions Troubleshooting (continued) Table 19-7: Supply, DHW, Return Header and Table 19-8: Outdoor Air Temperature Sensor Flue Temperature Sensor Temperature versus Temperature versus Resistance (10 kOhm) Resistance (10 kOhm) Outdoor Temperature Ohms of Temperature Ohms of Resistance...

  • Page 89: Internal Wiring Diagrams

    Combi Installation, Operating & Service Instructions GHE II Internal Wiring Diagrams Figure 20-1: Ladder Diagram 110329-05 - 2/23...
  • Page 90 GHE II Combi Installation, Operating & Service Instructions Internal Wiring Diagrams (continued) Direction of flow 110329-05 - 2/23...
  • Page 91 Combi Installation, Operating & Service Instructions GHE II Internal Wiring Diagrams (continued) 110329-05 - 2/23...

  • Page 92: Service Parts

    All service parts may be obtained through your local New Yorker Boiler wholesale distributor. Should you require assistance in locating a New Yorker Boiler distributor in your area, or you have questions regarding the availability of products or service parts, please contact us (215) 855-8055 or Fax (215) 855-8229 or at www.newyorkerboiler.com.
  • Page 93 Combi Installation, Operating & Service Instructions GHE II Service Parts (continued) Part Number Key No. Description GHE2C-136 GHE2C136B GHE2C-200 10A, 10B, 10C, 10D, 10E, 10F, Water Pipe Gaskets 110577-01 11A, 11B, 11C, 11D Water Pipes (w/ gaskets) 110578-01 111563-01 110579-01 Return Temp Sensor 110579-01 Supply Temp.
  • Page 94 GHE II Combi Installation, Operating & Service Instructions Service Parts (continued) Part Number Key No. Description GHE2C-136 GHE2C-136B GHE2C-200 23, 27, 28, 30, 50, Blower (with gaskets, o-rings, and hardware) 110586-01 111571-01 51, 52, 53 24A, 24B, 24C, 24D, 24E, 24F,...
  • Page 95 Combi Installation, Operating & Service Instructions GHE II Service Parts (continued) Part Number Key No. Description GHE2C-136 GHE2C-136B GHE2C-200 31A, 31B, 31C, 31D, 31E, Condensate Trap 110589-01 31F, 31G, 31H Front Door 110597-01 Vent connector 107160-01 Side panel 110725-01 111565-01...
  • Page 96 Description GHE2C-136 GHE2C-136B GHE2C-200 Control Enclosure 111597-01 Boiler Control 111977-01 Contact New Yorker Boiler Company; Provide boiler serial number Model Key 120 VAC Connection Board 110726-01 Low Voltage Connection Board 110594-01 Fuse, 0.5A, 5 x 20 mm, 250V, Slow Blow Fuse, 1.0A, 5 x 20 mm, 250V, Slow Blow...
  • Page 97 Combi Installation, Operating & Service Instructions GHE II Service Parts (continued) Part Number Key No. Description GHE2C-136 GHE2C-136B GHE2C-200 Ignition Harness 110598-01 Main Control Harness 110599-01 Power Harness Part Number Accessories Description GHE2C-136 GHE2C-136B GHE2C-200 2 in. CPVC/PVC Vent Kit 107039-01 3 in.

  • Page 98: Combination Refrigeration/Heating System

    GHE II Combi 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 99: Water Quality And Boiler Additives

    Combi Installation, Operating & Service Instructions GHE 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 100: Special Requirements In Massachusetts

    GHE II Combi 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 101 Combi Installation, Operating & Service Instructions GHE 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 102: Code Required Text

    GHE II Combi 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...
  • Page 103 Combi Installation, Operating & Service Instructions GHE II SERVICE RECORD DATE SERVICE PERFORMED 110329-05 - 2/23...
  • Page 104 GHE II Combi Installation, Operating & Service Instructions New Yorker Boiler Co., LLC P.O. Box 3005 Lancaster, PA 17604-3005 www.newyorkerboiler.com 110329-05 - 2/23...

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