Desa BNG150T - Manual (Page 5)

5 103887
OWNER’S MANUAL
Figure 3 - Hose and Inlet Connector
Hose (not
included)
WARNING: Test all gas pip-
ing and connections for leaks
after installing or servicing. Never
use an open flame to check for a
leak. Apply a mixture of liquid
soap and water to all joints.
Bubbles forming show a leak.
Correct all leaks at once.
1. Provide natural gas supply system.
2. Install plumbing to a low pressure natu-
ral gas source. The source must be regu-
lated to a maximum1/2 psi. The plumb-
ing must be a minimum 3/4 inch i.d.
hose or flexible connector not over 10
feet long.
3. Connect the hose to the heater at the 1/2
inch SAE flare fitting at the inlet.
4. Open natural gas supply valve slowly.
5. Check all connections for leaks.
6. Close natural gas supply valve.
Inlet Connector
INSTALLATION
WARNING: Review and un-
derstand the warnings in the
Safety Information section, page
2. They are needed to safely op-
erate this heater. Follow all local
codes when using this heater.
TO START HEATER
1. Follow all installation, ventilation and
safety information.
2. Locate heater on stable and level sur-
face. Make sure strong drafts do not
blow into front or rear of heater.
3. Plug power cord of heater into a three-
prong, grounded extension cord. Exten-
sion cord must be at least six feet long.
Extension cord must be UL listed.
Extension Cord Size Requirement
Up to 50 feet long, use 18 AWG rated cord.
51 to 100 feet long, use 16 AWG
rated cord.
101 to 200 feet long, use 14 AWG
rated cord.
4. Plug extension cord into a 120 volt/60
hertz, three-hole, grounded outlet.
5. Open natural gas supply valve slowly.
6. Turn on/off switch to the ON position.
Adjust thermostat to desired setting. If
heater does not start, thermostat setting
may be too low. Turn thermostat knob
to higher position to start heater.
Note: If heater does not start, turn on/
off switch to the OFF position. Wait ten
seconds for safety control to reset, then
try again.
Note: If the heater still does not start
after turning thermostat knob to higher
position, the high temperature switch
may have opened during thermostat
shutdown. Allow high temperature
switch to reset. This usually takes 10-
15 minutes. Try starting heater again
after switch resets.
TO STOP HEATER
1. Tightly close natural gas supply valve.
2. Wait a few seconds. Heater will burn
gas left in supply hoses.
3. Turn on/off switch to the OFF position.
4. Unplug heater.
OPERATION
WARNING: Review and un-
derstand the warnings in the
Safety Information section, page
2. They are needed to safely op-
erate this heater. Follow all local
codes when using this heater.
STORAGE
CAUTION: Disconnect heater
from natural gas supply.
MAINTENANCE
WARNING: Never service
heater while it is plugged in, con-
nected to gas supply, operating,
or hot. Severe burns and electri-
cal shock can occur.
1. Keep heater clean. Clean heater annu-
ally or as needed to remove dust and
debris. If heater is dirty or dusty, clean
heater with a damp cloth.
2. Inspect heater before each use. Check
connections for leaks. Apply mixture
of liquid soap and water to connections.
Bubbles forming show a leak. Correct
all leaks at once.
3. Have heater inspected yearly by a quali-
fied service agency.
4. Keep inside of heater free from com-
bustible and foreign objects.
1. Place plastic cover cap over brass fit-
ting on inlet connector.
2. Store in dry, clean, and safe place. Do
not store hose inside heater combustion
chamber.
3. When taking heater out of storage, al-
ways check inside of heater. Insects and
small animals may place foreign objects
in heater. Keep inside of heater free from
combustible and foreign objects.