Raypak 0133-4001 WH, NH manual Vent TERMINAL/INDOOR Stack Installation

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MODELS 181-401 and 182-400

VENT TERMINAL/INDOOR STACK

INSTALLATION

1.Remove the louvered jacket top by removing four (4) #10 flathead screws.

2.If originally installed, remove "Pagoda" top from the louvered jacket top.

3.Place the inner stack adapter panel over the flue collector inside the heater. Make sure the flanged side of the flue opening is up.

4.Turn the stack (drafthood) upside down and set it down bottom side up.

5.Turn the jacket top panel (removed in step 1) upside down and place it through the stack.

6.Attach the three (3) mounting brackets to the stack using the screws provided and the holes that are pre-drilled in the stack. Make sure the brackets are positioned with the flange near the top side of the stack (see illustration 8246.5). Caution must be taken not to over tighten and strip the screw threads.

7.Turn the assembled stack and jacket top, right side up. The jacket top will be trapped between the brackets and the top of the stack. Place the stack over the inner adapter panel flanged hole and lower the louvered jacket top panel back into its original position. Reinstall the four (4) green #10 flathead screws removed in step 1 above.

Fig. # 8246.5

MODELS 514-824

Locate and assemble as shown below. Secure with screws supplied in envelope in carton.

Fig. # 8167

MODELS 962-1826

Locate and assemble as shown below. Secure with screws supplied in envelope in carton.

Fig. # 8165

MODELS 2100-4001

These models have built-in drafthoods. For proper operation, the drafthood outlet must be connected to the venting system.

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Contents For Your Safety Installation Operating InstructionsTable of Contents Receiving Equipment ALL Models Approved General SpecificationsModel Identification HOT Water Supply HeatersGeneral Safety Precautions Installation Codes Installation InstructionsClearances Model Specifications and DimensionsModels Models High Wind Conditions Outdoor Units Only Outdoor Water HeatersVenting Outdoor InstallationsBefore After Installation Drafthood Indoor InstallationsVent TERMINAL/INDOOR Stack Installation Fig. #7043.1 Vent PipingModels 133 Through 261 Where Required Location Vent Damper InstallationVent Damper General PlumbingGAS Supply Connections Venting of Diaphragm GAS Components GAS Pressure RegulatorFlow Rates Piping Domestic HOT Water Supply Heaters General Specifications UNI-TEMP 80 HOT Water Supply SystemsPiping Diagrams Type WH Unitemp 80 System Type NH Instantaneous Type NH Dual Models Minimum Input AdjustmentRelief Valve Controls GeneralElectronic Ignition Economaster Control100% Pilot Safety Flow SwitchHigh and LOW GAS Pressure Switches Optional Limit Controls High LimitComponent Identification SINGLE-STAGE Tankstat Electrical ConnectionsON/OFF Units Location of Controls 400 WH1, WH2, WH3 LOW NOx WH1Fig. #9334 Initial START-UP Pump and Motor START-UP Procedures Before START-UPScalding TIME/TEMPERATURE Relationships in ScaldsOperating Instructions For Your Safety Read Before OperatingTo Turn OFF GAS to Appliance For Models with Manual GAS ValvesAfter START-UP Inspection Procedures BurnersControls For Models with Automatic GAS ValvesInspection Procedures High GAS Pressure Switch Burner AdjustmentSTART-UP Procedures Visual InspectionPilot Removal Burner Tray RemovalGAS Valve Removal Main Burner and Orifice RemovalHoneywell S8600 Troubleshooting ElectricalWiring Diagrams Wiring Diagram WH2 182/260 Wiring Diagram WH2 330/400 Wiring Diagram WH2 514/624 Wiring Diagram WH2 Wiring Diagram WH2 Wiring Diagram WH2 Wiring Diagram WH2 Wiring Diagram WH1 181/261 LOW NOx Wiring Diagram WH1 331/401 LOW NOx Mechanical Problem Possible Cause Corrective Action TroubleshootingService and Maintenance Procedures Troubleshooting PumpsTube Cleaning High Limit or Tankstat Removal Pilot Removal and CleaningHeat Exchanger Removal Typical Burner Tray IllustratedControl Well Replacement Heat Exchanger RE-ASSEMBLYTube Replacement Replacement Parts Cleaning Flue GAS PassagewaysCatalog Model Number Scope Warranty