John Wood Commercial - 300-400K BTU User Manual
Commercial gas water heaters, Instruction manual
commercial gas water heaters
instruction manual
PRINTED 0412
320674-002
place these instructions adjacent to heater and notify owner to keep for future reference.
Thank you for buying this energy efficient water heater.
We appreciate your confidence in our products.
Read and understand this instruction
manual and the safety messages
herein before installing, operating or
servicing this water heater.
Failure to follow these instructions and
safety messages could result in death
or serious injury.
This manual must remain with the
water heater.
models ajwsh130 300 series 100, 101
ajwsh130 400 series 104, 101
installation - operation - serVice
- maintenance - limited warranty
WARNING: If the information in these
instructions is not followed exactly, a fire
or explosion may result causing property
damage, personal injury or death.
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
WHAT TO DO IF YOU SMELL GAS:
Do not try to light any appliance.
Do not touch any electrical switch; do
not use any phone in your building.
Immediately call your gas supplier
from a neighbor’s 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.
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ANSI/NSF-5
599 Hill Street West
Fergus, ON Canada N1M 2X1
Document Outline
- Safe Installation, Use and Service
- APPROVALS
- General Safety Information
- Introduction
- Features And Components
- Installation Considerations
- Installation Requirements
- Gas Pressure Requirements
- Supply Gas Line
- Supply Gas Regulator
- Power Supply
- Mixing Valves
- Dishwashing Machines
- Closed Water Systems
- Thermal Expansion
- Temperature-Pressure Relief Valve
- Condensate Drain
- Combustible Material Storage
- Contaminated Air
- Air Requirements
- Unconfined Space
- Confined Space
- Fresh Air Openings For Confined Spaces
- Outdoor Air Through Two Openings
- Outdoor Air Through One Opening
- Outdoor Air Through Two Horizontal Ducts
- Outdoor Air Through Two Vertical Ducts
- Air From Other Indoor Spaces
- Venting Installation
- General Venting Information
- General Venting Instructions
- Venting Requirements
- Venting Installation Sequence
- Power Vent Installation
- Direct Vent Installation
- Vertical Termination Installation
- Sidewall Termination Installation
- Concentric Termination Installation
- 4 Inch Concentric Termination Installation
- 6 Inch Concentric Termination Installation
- Venting Arrangements
- Termination Clearances Sidewall Power Vent
- Termination Clearances Sidewall Direct Vent
- Water Heater Installation
- Temperature Regulation
- Control System Operation
- Start Up
- Lighting The Water Heater
- Troubleshooting
- Maintenance
- Diagrams
- Notes
- Limited Warranty