Atwood Mobile Products Hydro Flame Furnace Manual

The Atwood Mobile Products Hydro Flame Furnace is a high-efficiency heating system designed for RVs and mobile applications, featuring electronic ignition, multiple heat settings, safety shut-off systems, and compatibility with standard propane systems. Below are key sections for safety, features, installation, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting to Propane System 7. Operation 8. Maintenance 9. Safety Features 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Electronic ignition system, thermostat control, exhaust vent, air intake, propane connection, safety shut-off valve.

Feature	Description
Electronic Ignition	Automatic spark ignition for reliable startup
Thermostat Control	Precise temperature regulation
Multiple Heat Settings	Low, Medium, High heat output options
Safety Shut-off System	Automatic shut-off if flame is lost
Exhaust Vent	Proper ventilation for combustion gases
Air Intake	Fresh air supply for combustion
Propane Connection	Standard propane tank connection
Power Switch	Main power control
Indicator Lights	Status indicators for operation and errors
Temperature Display	Digital temperature readout

Installation

Unpack and inspect all components. Ensure proper ventilation area.

Mount furnace: Secure in designated compartment with proper clearance.
Connect exhaust vent: Install vent pipe according to manufacturer specifications.
Connect air intake: Ensure unobstructed air supply.
Connect propane line: Use approved propane hose and fittings.
Electrical connection: Connect to 12V DC power source.

WARNING! Installation must be performed by qualified technician. Ensure all connections are leak-tested.

First-Time Setup

Power on furnace; follow startup procedure.

Check propane supply: Ensure tank valve is open and system is pressurized.
Power on: Turn main power switch to ON position.
Set thermostat: Adjust to desired temperature setting.
Initial ignition: System will automatically attempt ignition.
Verify operation: Check for proper flame and heat output.

CAUTION! Never bypass safety systems. Test for gas leaks before operation.

Specifications

Heat Output: 16,000 - 30,000 BTU/hr (model dependent)
Fuel Type: Liquid Propane (LP)
Ignition: Electronic spark ignition
Power Requirements: 12V DC
Thermostat: Digital programmable thermostat
Venting: Direct vent system
Dimensions: Varies by model (consult specific model documentation)
Weight: 15-25 lbs depending on model
Operating Temp Range: -40°F to 120°F

Controls and Settings

Access controls via front panel or remote thermostat.

Front Panel: POWER, HEAT SETTING (Low/Med/High), TEMPERATURE ADJUST, RESET BUTTON.

Thermostat: Temperature set point, Fan control, Mode selection (Heat/Off).

Heat Settings: LOW (16,000 BTU), MEDIUM (22,000 BTU), HIGH (30,000 BTU). Temperature Range: 40°F to 90°F adjustable. Fan Control: Automatic or manual override.

Connecting to Propane System

Use approved propane hose and fittings only.

Turn off all power and propane supply before connecting.
Use thread sealant approved for propane systems.
Connect propane line to furnace inlet port.
Pressure test all connections for leaks.
Open propane tank valve slowly.

Tip: Always use leak detection solution to check connections.

Operation

Normal operation procedure for heating.

Ensure propane tank has adequate supply.
Turn power switch to ON position.
Set desired temperature on thermostat.
System will automatically ignite and begin heating.
Monitor operation for first few minutes.
Adjust temperature as needed.

WARNING! Never operate without proper ventilation. Ensure exhaust vent is clear.

Maintenance

Regular maintenance ensures optimal performance and safety.

Monthly: Check and clean air intake and exhaust vents.
Seasonal: Inspect burner assembly and clean if necessary.
Annual: Professional inspection of heat exchanger and safety systems.
As needed: Replace air filter (if equipped).

CAUTION! Always turn off power and propane supply before maintenance.

Safety Features

Multiple safety systems protect against hazardous conditions.

Flame Failure Detection: Automatic shut-off if flame is lost
Overheat Protection: Shuts down if temperatures exceed safe limits
Low Oxygen Sensor: Monitors combustion air quality
Pressure Switch: Ensures proper venting before ignition
Manual Reset: Requires manual reset after safety shut-down

Regulatory Information

Certified to ANSI Z21.44 standards for recreational vehicle heating systems. CSA International certified for safety. Manufactured by Atwood Mobile Products. For technical support, contact 1-800-888-4RV or visit www.atwoodmobile.com. Copyright © Atwood Mobile Products. All rights reserved.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Furnace won't start	Power supply/thermostat	Check 12V power; verify thermostat setting; check fuse.
No ignition	Propane supply/ignition	Check propane tank level; verify valve open; listen for spark.
Furnace shuts off	Safety system/vents	Check for blocked vents; reset system; check error codes.
Insufficient heat	Airflow/propane	Clean air filter; check propane pressure; verify heat setting.
Error code displayed	System fault	Consult error code chart in manual; reset system.

Reset Procedure: Turn power off for 30 seconds, then restart.

Service: 1-800-888-4RV; www.atwoodmobile.com