Hydro Flame Furnace Manual 7916

The Hydro Flame Furnace 7916 is a high-efficiency propane furnace designed for RV and marine applications, featuring electronic ignition, variable speed blower, multiple heat settings, safety shut-off systems, and easy installation. Below are key sections for safety, features, installation, operation, maintenance, and troubleshooting.

Features at a Glance

Key components: Electronic ignition system, variable speed blower, heat exchanger, gas valve, thermostat control, exhaust vent, combustion air intake.

Installation

Unpack and inspect contents. Ensure proper ventilation and clearances.

1. Select location: Choose well-ventilated area with proper clearances from combustible materials.
2. Mount furnace: Use provided brackets to secure furnace in position.
3. Connect gas supply: Use approved propane gas line with proper fittings.
4. Connect electrical: Wire to 12V DC power source with proper fuse protection.
5. Install venting: Connect exhaust vent and combustion air intake pipes.
6. Connect ductwork: Attach heating ducts to furnace outlets.

WARNING! Installation must be performed by qualified technician. Ensure all local codes are followed.

First-Time Setup

Complete installation checks before initial operation.

1. Gas leak test: Check all connections with leak detection solution.
2. Ventilation check: Ensure exhaust and intake are clear and properly routed.
3. Power connection: Verify 12V DC power is connected with correct polarity.
4. Thermostat setup: Install and calibrate thermostat if separate unit.
5. Initial startup: Follow lighting procedure in operation section.

CAUTION! Never operate furnace without proper ventilation. Test for gas leaks before each use.

Specifications

• Model: Hydro Flame 7916
• Fuel Type: Propane (LPG)
• BTU Output: 16,000-30,000 BTU (depending on model variant)
• Power Requirement: 12V DC
• Ignition: Electronic spark ignition
• Blower Type: Variable speed DC motor
• Vent Size: 2-inch diameter
• Dimensions: Varies by model (consult specific model documentation)
• Weight: Approximately 15-20 lbs
• Operating Temp Range: -40°F to 120°F

Controls and Settings

Access controls via thermostat or built-in control panel.

Thermostat: Temperature setting, fan control, mode selection.

Control Panel: Power switch, heat level selection, fan speed control, indicator lights.

Heat Settings: LOW (16,000 BTU), MEDIUM (23,000 BTU), HIGH (30,000 BTU). Fan Settings: AUTO (thermostat controlled), MANUAL (continuous operation). Safety: Overheat protection, flame failure detection, ventilation monitoring.

Connecting Gas Supply

Use only approved propane gas lines and fittings.

1. Turn off gas supply at main tank.
2. Use proper wrench to connect gas line to furnace inlet.
3. Apply leak detection solution to all connections.
4. Slowly open gas supply and check for bubbles indicating leaks.
5. If leaks detected, tighten connections and retest.

Tip: Always use two wrenches when connecting gas lines to prevent damage to fittings.

Operating Instructions

Follow proper startup sequence for safe operation.

1. Ensure gas supply valve is open.
2. Turn on 12V DC power to furnace.
3. Set thermostat to desired temperature above current room temperature.
4. Furnace will initiate startup sequence: blower starts, ignition spark, gas valve opens.
5. Monitor for proper ignition (you should hear burner ignite).
6. Adjust heat setting as needed for comfort level.
7. To shut down: Set thermostat below room temperature or turn off power.

WARNING! If furnace fails to ignite after three attempts, wait 5 minutes before retrying to clear any accumulated gas.

Safety Features

Multiple safety systems protect against hazardous conditions.

Flame Failure Detection: Automatically shuts off gas if flame is not detected. Overheat Protection: Shuts down furnace if excessive temperatures are detected. Ventilation Monitoring: Ensures proper airflow before ignition. Pressure Switch: Verifies proper draft before gas valve opens.

Maintenance & Cleaning

Regular maintenance ensures optimal performance and safety.

1. Monthly: Inspect vent system for obstructions.
2. Seasonally: Clean burner assembly and heat exchanger.
3. Annually: Professional inspection of all components.
4. As needed: Replace air filter if equipped.

CAUTION! Always disconnect power and gas supply before performing any maintenance.

Regulatory Information

Certified to ANSI Z21.44 standards for recreational vehicle heaters. CSA International certified for safety. Manufactured to meet RVIA standards. For technical support, contact Hydro Flame customer service at 1-800-555-HEAT or visit www.hydroflame.com.

Troubleshooting

Reset: Turn power off for 30 seconds then restart.

Service: 1-800-555-HEAT; www.hydroflame.com