Desa WMP20A User Manual
Desa Radiators

Models
GWN20TA, GWP20TA, GWN30TA, GWP30TA, WMN20A, WMP20A
UNVeNTed (VeNT-FRee) BlUe FlAMe GAs HeATeR
sAFeTY INFoRMATIoN ANd INsTAllATIoN MANUAl
For more information, visit www.desatech.com
WARNING: If the information in this manual is not fol-
lowed exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.
— 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 quali-
fied installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
Document Outline
- Safety Information
- Local Codes
- Product Identification
- Unpacking
- Product Features
- Air For Combustion And Ventilation
- Installation
- Operating Heater
- Inspecting Heater
- Cleaning and Maintenance
- Troubleshooting
- Specifications
- Service Hints
- Replacement Parts
- Technical Service
- Service Publications
- Illustrated Parts Breakdown and Parts List
- Accessories
- Parts Centrals
- Warranty Information