Dometic DFMD35 User Manual

OPERATING
INSTRUCTIONS
Read these instructions carefully. These instructions MUST stay with this product.
USA & CANADA
SERVICE OFFICE
Dometic Corporation
1120 North Main Street
Elkhart, IN 46514
SERVICE CENTER &
DEALER LOCATIONS
Visit:
www.eDometic.com
Form No. 33401 09/17
©2017 Dometic Corporation
LaGrange, IN 46761
INTRODUCTION ............................................................................. 2
IMPORTANT SAFETY INSTRUCTIONS AND DOCUMENT SYMBOLS .................................... 2
OPERATION ................................................................................. 4
INSPECTION AND MONTHLY MAINTENANCE .................................................... 5
ANNUAL MAINTENANCE ...................................................................... 7
TROUBLESHOOTING ......................................................................... 7
REPLACEMENT PARTS ......................................................................... 7
WARRANTY ................................................................................. 8
DF Series Furnace
Models DFSAD12, DFSD12, DFSD16, DFSD20, DFMD16,
DFMD20, DFMD25, DFMD30, DFMD35, DFLD35,
DFLD40, DFLA35, DFLA40
WARNING:
FIRE OR EXPLOSION HAZARD
Failure to follow safety warnings exactly could result in serious
injury, death or property damage.
− 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
• Evacuate all persons from the vehicle.
• Shut off the gas supply at the gas container or source.
• Do not touch any electrical switch, or use any phone or radio
in the vehicle.
• Do not start the vehicle's engine or electric generator.
• Contact the nearest gas supplier or qualified service
technician for repairs.
• If you cannot reach a gas supplier or qualified service
technician, contact the nearest fire department.
• Do not turn on the gas supply until the gas leak(s) has been
repaired.
− Installation and service must be performed by a qualified
installer, service agency, or the gas supplier.

Dometic DFMD35 Specifications

General

Model	DFMD35
Type	Forced Air Furnace
Fuel Type	Propane
Volts	12 VDC
Ignition	Electronic
Thermostat	Optional
Heating Capacity	35, 000 BTU/hr
Heat Output	35000 BTU/hr

Summary

INTRODUCTION

IMPORTANT SAFETY INSTRUCTIONS AND DOCUMENT SYMBOLS

General Safety Messages

Key safety warnings for operation, installation, and modification.

Fire or Explosion Hazard

Critical warnings about fire and explosion risks during furnace operation.

Critical Operation Warnings

Important precautions for safe and correct furnace operation.

Carbon Monoxide Hazard

Hazards and precautions related to carbon monoxide production.

Electrical Shock Hazard

Safety warnings concerning electrical connections and voltage.

OPERATION

Turning On The Furnace

Step-by-step guide for safely starting the Dometic DF Series Furnace.

INSPECTION AND MONTHLY MAINTENANCE

Inspecting Vents and Exhaust Tubes

Owner/user monthly inspection of furnace vents and exhaust tubes.

Inspecting the Chamber

Owner/user monthly inspection of the furnace chamber and vent system.

Inspecting the Mounting Base

Owner/user monthly inspection of the furnace mounting base.

Annual Maintenance

Annual maintenance tasks to be performed by a qualified service technician.

ANNUAL MAINTENANCE

TROUBLESHOOTING

REPLACEMENT PARTS

LIMITED TWO-YEAR WARRANTY (FURNACES)