Please read and save these instructions. Read carefully before attempting to assemble, install, operate or
maintain the product described. Protect yourself and others by observing all safety information. Failure to
comply with instructions could result in personal injury and/or property damage! Retain instructions for
future reference.
Dayton® Infra-Red Tank Top Heater
Description
Dayton Model 4TM59 is a 10,000 to 15,000 Btu/Hr Infra-Red
heater . This heater is portable and easy to use. It operates with
any approved 20 lb. propane cylinder. This heater is ideal for
outdoor projects, hunting, camping, or emergency uses.
Make certain you read and
understand all warnings. Do
not allow anyone who has
not read this manual to
operate this heater. Keep this
manual for reference. It is
your guide to safe and proper
operation of this heater.
1. Read and understand this
manual before
assembling or using this
heater. Improper use of
this heater can cause
serious injury.
2. For outdoor use only. Do
not use inside house,
camper, tent, vehicle, or
any type of unvented or
enclosed area.
3. Never operate heater while
sleeping or unattended.
4. Minimum heater clearances
from combustibles:
Top, Front, and Sides: 3 Ft.
5. Use only in well-vented
areas.
6. Use only propane gas set
up for vapor withdrawal.
7. Before connecting heater
to the propane tank,
make sure the heater
regulator knob is in the
“OFF” position. Always
connect and light heater
in areas free of open
flames.
8. Before each use, check
heater for leaks. 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.
9. Check heater for damage
before each use. Do not
use a damaged heater. Do
not alter heater. Keep
heater in its original state.
Do not use heater if
altered.
10. Locate propane tank on a
stable and level surface.
The heater burner must
be at least two feet above
the floor. Always attach
heater to propane tank in
an upright position. Never
operate heater on its side
or attach to propane tank
in a horizontal position.
This could lead to
dangerous flare-ups or
fire.
11. Keep children and animals
away from heater .
12. Do not use heater below
ground level. Propane is
heavier than air. If a leak
occurs, propane gas will
sink to the lowest possible
level. If you smell gas or
suspect a leak, shut off
the propane tank valve at
once and ventilate the
area. Do not strike a
match or create any flame
or electric spark. Find and
correct the leak before
attempting to light any
appliance. If you cannot
correct leak, do not
tamper with heater.
Return heater to nearest
authorized service center
or to address on back
page of this manual,
freight prepaid.
13. Do not move or handle a
hot or operating heater.
Do not attach or remove
a hot or operating heater
from the propane tank.
Severe burns may result.
14. Always remove heater
from propane tank after
each use. Always store
propane tank outdoors.
Never store propane tank
in an enclosed area. Never
store propane tank near
high heat, open flame, or
where temperatures
exceed 120° F.
15. Keep all connections and
fittings clean. Make sure
the propane tank valve
outlet is clean. Check the
rubber “O” ring on the
heater inlet fuel
connector for damage
before each use. Replace
if worn or damaged.
2
104792
Dayton Operating Instructions and Parts Manual
Model 4TM59
Connecting Heater To
Propane Tank
Read and understand all
safety information before
connecting heater to propane
tank.
1. Make sure heater regulator
knob is in the “OFF”
position.
2. Wrench tighten the fuel
connector nut into the
propane tank valve (see
Figure 2). Turn fuel
connector nut
counterclockwise to
tighten. Threads are lefthanded.
Attach
heater in
upright position as shown in
Figure 2. Never attach heater in a
horizontal position. This could
lead to dangerous flare-ups or
fire.
3. Open propane tank valve
on propane tank slowly.
Propane Tank
Valve
4. Check all fittings for leaks.
Apply a mixture of liquid
soap and water to all
joints. Bubbles forming
show a leak. Correct all
leaks at once.
Never
use an
open flame to check for a leak.
5. Always remove heater from
propane tank after each
use. Do not store heater
while attached to propane
tank.
To Light Heater
Read and understand all
safety information before
operating heater.
Make
sure
there is no open flame in the
area.
1. Fully open the propane
tank valve.
2. Turn the heater regulator
knob counterclockwise to
the “HI” position.
Stand to
the side
of the heater while lighting. Do
not stand or have any part of
your body in front of heater
while lighting.
3. Locate ignition hole in
underside of burner (see
Figure 4). Hold a lit match
under ignition hole.
Do not
insert
match into air inlet holes in
mixing tube.
Push in the safety shutoff
valve plunger (see Figure 4).
Do not
push in
safety shutoff valve plunger
before inserting lit match.
Burner should light. Mesh
screen on burner glows red
when lit. After burner is lit,
continue holding in safety
shutoff valve plunger
(about 10 to 30 seconds)
until heater stays lit.