State Industries GP650YTPDT User Manual
Service handbook, Commercial / residential gas water heaters
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Table of contents
Document Outline
- Table of Contents
- Introduction
- Installation Considerations
- Operation & Service
- How It Works
- Blower
- Service Notes - Blower
- Burner
- Service Notes - Burner (Flame Sensor)
- Burner & Blower Removal
- Burner/Blower Removal (cont)
- Service Notes - Blower Flange & Blower Adapter Gaskets.
- Venturi
- Gas Valve
- Gas Valve Removal
- Gas Pressure Testing
- Service Notes - Checking Gas Pressures
- Gas Pressure Readings
- Service Notes - Gas Pressure Adjustment
- Table 2 - Gas Pressure Requirements
- Air Pressure Switches - Construction
- Air Pressure Switches - Location
- Air Pressure Switch Operation
- Air Pressure Switch Testing
- Normal State Test
- Operational State Test
- Pressure Test
- Table 3 - Air Pressure Switch Parameters
- Air Pressure Switch Testing - Pressure Readings
- Flame Sensing Test
- Measuring Flame Sensing Current
- Igniter Current Test
- Service Notes - Hot Surface Igniters
- Control System
- Introduction
- Control System Features
- UIM
- Service Notes - Button Pad Ribbon Cable
- Commercial & Residential Product Differences
- Discreet Menu - Contact Information
- Desktop Screen
- Service Note - Sequence of Operation Display
- Table 4 - Status Icons
- Table 5 - Operational States (Modes)
- Operating Set Point Adjustment
- Control System Menus
- Control System Menus (cont)
- CCB
- Service Notes - CCB Replacement
- Socket Identification
- J1 Socket - Transformer
- J2 Socket - 120 VAC To Blower
- J3 Socket - 120 VAC Power Supply
- J4 Flame Sensor - Male Spade Connector
- J5 Socket - Igniter 120 VAC HSI (hot surface igniter - Silicon Carbide)
- J6 Socket - Gas Valve, Pressure Switches, Enable/Disable Circuit
- J7 Socket - Temperature Probe/ECO (immersion probe - top of the water heater)
- J9 Port - Communication Port - Not Used
- J10 Socket - Not Used
- J11 Port - Communication Port - Not Used
- J13 Socket - Blower Speed Control (VFD)
- J15 Socket - Not Used
- J16 Port - Communication Port - UIM Display (user interface module)
- S1 Dip Switch
- Wiring Diagram
- Sequence Of Operation
- Troubleshooting
- Fault Messages - Lock Outs
- AC Reversed
- Upper Probe Open
- Upper Probe Short
- Flame Probe Short
- Flame Detect Error
- Energy Cut Out (ECO)
- Blocked Inlet
- Blocked Exhaust Vent
- Blower Prover Failure
- Blower Prover Open (blower is not running)
- Blower Prover Open (blower is running)
- Low Igniter Current
- Ignition Failure
- Gas Valve Failure
- Communication Failure