Desa Unvented (Vent-Free) Gas Compact Classic Hearth Fireplace... Quick start guide
For more information, visit www.desatech.com
WARNING: If the information in this manual is not
— WHAT TO DO IF YOU SMELL GAS
-
UNVENTED (VENT-FREE) GAS
COMPACT CLASSIC HEARTH® FIREPLACE
OWNER’S OPERATION AND INSTALLATION MANUAL
REMOTE-READy MODELS
VMH26PRB AND VMH26NRB
Shown with
mantel/hearth
www.desatech.com 113110-01H2
SAFETy
TABLE OF CONTENTS
Safety .................................................................. 2
Product Identication........................................... 4
Optional Remote Control Accessories................. 4
Local Codes......................................................... 4
Product Features................................................. 5
Unpacking............................................................ 5
Assembly............................................................. 5
Air For Combustion and Ventilation ..................... 6
Installation ........................................................... 9
Operation........................................................... 23
Inspecting Burners............................................. 27
Cleaning and Maintenance................................ 28
Wiring Diagram.................................................. 29
Troubleshooting................................................. 30
Specications .................................................... 34
Replacement Parts............................................ 34
Service Hints ..................................................... 34
Technical Service............................................... 34
Accessories ....................................................... 35
Parts .................................................................. 36
Warranty ..............................................Back Cover
-
service, or maintenance can
Refer to this manual for correct
additional information consult
WARNING: This is an
-
-
Air for Combus-
tion and Ventilation section on
chemicals known to the State
of California to cause cancer or
-
-
Early signs
of carbon monoxide poisoning resemble the
u, with headaches, dizziness, or nausea. If
you have these signs, the replace may not
be working properly. Get fresh air at once!
Have replace serviced. Some people are
more affected by carbon monoxide than oth-
ers. These include pregnant women, people
with heart or lung disease or anemia, those
under the inuence of alcohol, and those at
high altitudes.
Natural and
propane/LP gases are odorless. An odor-
making agent is added to the gas. The odor
helps you detect a gas leak. However, the
odor added to the gas can fade. Gas may be
present even though no odor exists.
www.desatech.com
113110-01H 3
Make certain you read and understand all
warnings. Keep this manual for reference. It
is your guide to safe and proper operation of
this replace.
-
WARNING: Do not allow fans
-
away from hot surfaces to avoid
-
SAFETy
Continued
-
dren when they are in the room
hand-held remote accessory
-
-
1. This appliance is only for use with the type
of gas indicated on the rating plate. This
appliance is not convertible for use with
other gases.
2. Do not place propane/LP supply tank(s)
inside any structure. Locate propane/LP
supply tank(s) outdoors.
3. If you smell gas
• shut off gas supply
• 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 re department
4. This replace shall not be installed in a
bathroom or bedroom.
5. Do not use this replace as a wood-burn-
ing replace. Use only the logs provided
with the replace.
6. Do not add extra logs or ornaments such
as pine cones, vermiculite, or rock wool.
Using these added items can cause soot-
ing. Do not add lava rock around base.
Rock and debris could fall into the control
area of replace.
7. This replace is designed to be smokeless.
If logs ever appear to smoke, turn off re-
place and call a qualied service person.
www.desatech.com 113110-01H4
Note: During initial operation, slight smoking
could occur due to log curing and replace
burning manufacturing residues.
8. To prevent the creation of soot, follow
the instructions in Cleaning and Mainte-
nance, page 28.
9. Before using furniture polish, wax, carpet
cleaner, or similar products, turn replace
off. If heated, the vapors from these prod-
ucts may create a white powder residue
within burner box or on adjacent walls or
furniture.
10. This replace needs fresh air ventilation to
run properly. This replace has an Oxygen
Depletion Sensing (ODS) safety shutoff
system. The ODS shuts down the re-
place if not enough fresh air is available.
See Air for Combustion and Ventilation,
page 6. If replace keeps shutting off, see
Troubleshooting, page 30.
11. Do not run replace
• where ammable liquids or vapors are
used or stored.
• under dusty conditions.
SAFETy
Continued
Figure 1 - Vent-Free Compact Classic
Hearth® Fireplace
Screen
Fireplace
Cabinet
Logs
Ignitor
Button Remote Control
(Optional)
Selector
Switch
(Optional)
Control
Knob
OPTIONAL REMOTE
CONTROL ACCESSORIES
There are four optional remote controls that
can be purchased separately:
• wall switch
• hand-held ON/OFF remote
• wall thermostat
• hand-held thermostat remote
See Accessories, page 35.
LOCAL CODES
Install and use replace with care. Follow all
local codes. In the absence of local codes,
use the latest edition of The National Fuel
Gas Code ANSI Z223.1/NFPA 54*.
*Available from:
American National Standards Institute, Inc.
1430 Broadway
New York, NY 10018
National Fire Protection Association, Inc.
Batterymarch Park
Quincy, MA 02269
12. Do not use this replace to cook food or
burn paper or other objects.
13. Never place any objects in the replace
or on logs.
14. Do not use replace if any part has been
under water. Immediately call a qualied
service technician to inspect the room
replace and to replace any part of the
control system and any gas control which
has been under water.
15. Turn off and unplug fireplace and let
cool before servicing. Only a qualied
service person should service and repair
replace.
16. Operating replace above elevations of
4,500 feet could cause pilot outage.
17. Do not operate fireplace if any log is
broken. Do not operate replace if a log
is chipped (dime-sized or larger).
18. To prevent performance problems, do not
use propane/LP fuel tank of less than 100
lbs. capacity.
19. Provide adequate clearances around air
openings.
PRODUCT
IDENTIFICATION
www.desatech.com
113110-01H 5
State of Massachusetts: The installation
must be made by a licensed plumber or gas t-
ter in the Commonwealth of Massachusetts.
Sellers of unvented propane or natural
gas-red supplemental room heaters shall
provide to each purchaser a copy of 527
CMR 30 upon sale of the unit.
Vent-free gas products are prohibited for
bedroom and bathroom installation in the
Commonwealth of Massachusetts.
Figure 2 - Removing Screen
Screen
Burner Support
With Log
Locator Tabs
Branch
Support
Shoulder
Screw
PRODUCT FEATURES
This replace has a pilot with an Oxygen Deple-
tion Sensing (ODS) safety shutoff system. The
ODS/pilot is a required feature for vent-free
room replaces. The ODS/pilot shuts off the
replace if there is not enough fresh air.
This replace has a piezo ignitor. This sys-
tem requires no matches, batteries, or other
sources to light replace.
UNPACkING
1. Remove replace and hood from carton.
Log is wrapped and inside replace. Do
not remove at this time.
2. Remove all protective packaging applied
to replace for shipment.
3. Make sure your replace includes one
hardware packet.
ASSEMBLy
LOCAL CODES
Continued
4. Check replace for any shipping dam-
age. If heater is damaged call DESA
Heating, LLC at 1-866-672-6040 for
replacement parts before returning to
dealer.
WARNING: Always have
-
-
Tools Required:
• Phillips screwdriver
• 5/16" hex wrench
• slotted screwdriver
• scissors
1. Remove two screws that hold replace
screen in place for shipping. These screws
are located near top of screen. Discard
screws. Lift replace screen up and pull out
to remove. Set screen aside until installation
has been completed.
2. Cut two plastic straps to remove the log
from the rebox cavity.
3. An optional blower is available. See Ac-
cessories, page 35. Install optional blower
now. Follow installation instructions pro-
vided with blower or (see page 14).
4. Locate four black phillips sheet metal
screws from the hardware packet.
5. Rotate hood as shown in Figure 3. Make
sure hood tabs point toward replace.
6. Insert hood tabs between bafe and lou-
vers (see Figure 3, page 6).
This manual suits for next models
1
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