Pressure Regulator Setting
Carton Dimensions (WxHxD) • 37
* For purposes of input adjustment.
SAFETY PILOT
This heater has a pilot with an Oxygen Deple-
tion Sensing (ODS) safety shutoff system. The
ODS/pilot shuts off the heater if there is not
enough fresh air.
PIEZO IGNITION SYSTEM
This heater is equipped with an electronic
piezo control system. This system requires
one AAA battery (provided).
Install and use heater 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.
1 Batterymarch Park
Quincy, MA 02269-9101
This heater is designed for vent-free op-
eration. State and local codes in some areas
prohibit the use of vent-free heaters.
200176-01B
SPECIFICATIONS
Model
Gas Type
Maximum Input Rating 15,000 Btu/Hr 15,000 Btu/Hr
Minimum Input Rating 7,000 Btu/Hr
Inlet Gas Pressure*
(inches of water)
Ignition
Fireplace Dimensions (WxHxD) • 28" × 36" × 12
Fireplace Weight • 100 lbs
Shipping Weight • 115 lbs
PRODUCT FEATURES
LOCAL CODES
www.sureheat.com
VFF15NLA
Natural Gas
Propane Gas
11,000 Btu/Hr
4" W.C.
9" W.C.
Max. 9.5"
Max. 14"
Min. 5"
Min. 11"
Electronic
/
" × 29
/
" × 19
3
5
16
8
THERMOSTATIC CONTROL
The control automatically cycles the burner
on and off to maintain a desired room
temperature.
2 GAS OPTIONS AVAILABLE
Your heater is equipped to operate on either
propane or natural gas. The heater is shipped
from the factory ready for connecting to pro-
pane. The heater can easily be changed to
natural gas by having your qualified installer
follow the instructions on page 10 and the
markings on the heater.
State of Massachusetts: The installation
must be made by a licensed plumber or
gas fitter in the Commonwealth of Mas-
sachusetts.
Sellers of unvented propane or natural
gas-fired supplemental room heaters shall
provide to each purchaser a copy of 527
CMR 30 upon sale of the unit.
In the State of Massachusetts the gas
cock must be a T-handle type. The State
of Massachusetts requires that a flexible
appliance connector cannot exceed three
feet in length.
/
"
3
8
/
"
5
16
5