Thermo Sphere EH-4610 User manual

Instruction Manual
Heavy Electric Utility Heater
MODEL:EH-4610
PET OWNERS WARNING:The health of some small pets including
birds are extremely sensitive to the fumes produced during the first-time use
of many appliances. These fumes are not harmful to humans but we
recommended that you do not use your heater around birds and small pets
during its initial use until the manufacturing corrosion coatings burn off.
Technical Support : 1-866-206-0888
Service email: [e-mail]

O
IMPORTANTINSTRUCTIONS
When using electrical appliances, basic precautions should
always be followed to reduce the risk of fire, electric shock,
and injury to persons, including the following:
1.Read all instructions before installing or using this heater. 2.This
heater is hot when in use. To avoid burns, do not let bare skin touch
hot surfaces. Keep combustible materials, such as furniture, pillows,
bedding, papers, clothes, and curtains at least
3 feet (0.9m) from
the front of the heater and keep them away
from the sides
and rear.
3. Extreme caution is necessary when any heater is used by or
near children or invalids and whenever the heater is left
operatingandunattended.
4. Alwaysunplugheaterwhennotinuse.
5. Do not operate any heater after it malfunctions. Disconnect
9.To disconnect the heater, turn the controls to the off position and shut
off the heater circuit power at the main disconnect panel. 10.Do
not insert or allow foreign objects to enter any ventilation
or exhaust opening as this may cause an electric shock or
fire, or damage the heater.
11. To prevent a possible fire, do not block air intakes or exhaust
in any manner. Do not use on soft surfaces, like a bed, where
openingsmaybecomeblocked.
12. Use this heater only as described in this manual. Any other use
not recommended by the manufacturer may cause fire ,electric
shock,orinjurytopersons.
13. A heater has hot and arcing or sparking parts inside. Do not
useitinareas where gasoline, paint,orflammablevaporsor
liquidsareusedorstored.
14. Donot install closerthan 24 inchestofurniture, andother objects.
Do not install closer than 13 inches to side wall. Do not install
power at service panel and have heater inspected by a reputable
closer than
7
3
/
8 inches to back wall .
electrician before reusing.
6.Do not use outdoors.
7. Thisheaterisnotintendedforuseinbathrooms , laundry
areas and similar indoor locations . Never locate heater where
itmayfallintoabathtuborother water container.
8. For supply connections , use wire suitable for at least
75 C. See wiring diagram for wire size.
1 5 . Mount with bottom of heater at least 2 . 4m above floor or grade .
1 6 . Use copper wire only .
17. Thisheatercomes with a red visual alarmtowarnthat
parts of the heater are getting excessively hot.If the alarm
illuminates, immediately turn the heater off and inspect for any
objectsonoradjacenttotheairfloworother wise causehigh
temperatures to have occurred. DO NOT OPERATE THE
HEATER WITH THE ALARMILLUMINATING.
SAVE THESE INSTRUCTIONS

DESCRIPTION
Electric utility heaters are designed to meet a variety of heating
requirements by switching a few wires located in the base of the
unit . Heat output range is 34100 BTU per hour . Features
horizontal and vertical flow ( horizontal air throw approximately .),
Built - in thermostat , air high limit thermal cutout .
5. The mounting structure and the anchoring hardware
mustbecapableofreliablysupportingtheweightof
the heater and , if used , the mounting bracket .
6. All electrical power must be disconnected and the main
service box must be locked before inspection , cleaning
orservicingtheheater . Thisisaprecautiontoprevent
SPECIFICATIONS
Can be operated at 240V
see Table 1 for ratings )
* 10000W 240 - 1 - 60
* 10000W 240 - 3 - 60
MINIMUM
AMPS
BTU / hour
240V 240V
41 . 7 34100
24 . 1 34100
MINIMUM
serious electrical shock .
7. This heater is not suitable for use in hazardous
locations as defined by the national fire protection
association ( NFPA ) in the United states and canada .
This heater has hot and arcing ( sparking ) parts inside .
Do not use in areas where gasoline , paint , or flammable
liquids are used or stored .
8. This heater is not suitable for use in corrosive
18
2
/
5 in .
DISTANCE
18in .
TO WALL
13in .
DISTANCE
TO WALL
73/8 in.
2
1
/
4
in .
17
1
/ 2 in .
7in .
7in .
24in .
MINIMUM
DISTANCE
FROM
DIS CHARGE
TO ANY
OBJECT
atmospheres such as marine , greenhouses or
chemical storage areas .
9. This heater must be mounted at least 8 feet off the floor .
Improper installation or failure to follow
the procedures outlined in this
instruction manual can result in serious electrical shock .
1 In .
1 In .
MINIMUM
FRONT VIEW
Figure 2
11
/
2
In . 11
/
2
In .
2
In .
SIDE VIEW
DIS TANCE
TO FLOOR
8 ft .
LOCATIN G HEATER
Install heater out of traffic areas maintaining clearances
stated in figure 2 . The direction of air flow should not
be restricted ( ie : by columns or machinery ) and the air
flow should wipe exposed walls , rather than blowing
directly at them . When more than one heater is used
in an area , the heaters should be arranged so that the
air discharge of each heater supports the air flow of
GENERAL SAFETY INFORMATION
Read and understand installation and operation
instructions and observe all safety instructions
.
1. Use only copper wire rated at least 75 ℃.
2. Heaterairflowmustbedirectedparallelto , orawayfrom
adjacent wall .
3. Observe wall , floor , and ceiling clearance requirements .
4. All wiringmust be conform tonationalandlocal electrical
codesintheUnitedstatesandcanada andtheheatermust
be grounded as a precaution against possible electrical shock .
Heater circuit must be protected with proper fuses .
the others to provide best circulation of warm air , as
indicated in figure 3 .
Figure 3
!
WARNING
!
WARNING

1
INSTALLATION
MOUNTIN G THE BRACKET
Refer to Figures 4a and 4b .
1. Locate a stud in the ceiling joist .
2. Remove the mounting bracket from the heating unit
by loosening bracket screws with a wrench and
slipping the handle off over the screwheads .
3. Place a washer on screws before inserting through
theholesinthemountingbracket , andscrewthem
securely into a ceiling or wall joist .
USE BOTTOM KEYHOLE
SLOTS IF HEATER IS TO
BE TILTED DOWN
Figure 5
REMOVE SCREW TO OPEN DOOR
WASHER
Figure 4a
CEILING
BRACKET
CONNECTING THE POWER
1. Remove thescrewfrom thefront of the unit toconnect
the power to the heater
.
2. Attachthecableconnectorstotheunit ( SeeFigure6a ) and
slide the 6 or 1 0 gauge wire through the cable connector .
Sin gle phase
41 . 7 60
Three - phase
26 38
Fig ure 6a
NOTE : For certain applications , conduit may be
required ( See Figure 6b ). Check local electrical codes .
If you run the wiring in conduit and wish to be able
to turn the heater be sure to purchase enough flexible
conduit to allow the heater to be turned .
Conduit
Connector
3ft
FlexibleConduit
Flexible Conduit Connector
1
2
Figure 4b
HANGIN G THEHEATER
FlexibleNM Cable Flexible NM Cable Connector
1. Attach the heating unit to the mounting bracket .
2
2. Lift the heater up and into the mounting bracket .
3. Alignthebracketscrews withthekeyholeslotsinthe
mounting bracket .
4. If the heater is to be tilted . it must be positioned in the
keyhole slots ( see figure 5 )
5. Tighten the bracketscrews with a wrench so the unit is
securely suspended horizontal or verticallevel .
3 4
Figure 6b-Connecto rs , cable , and
hardware used to wire th e heate r
3
/
8
,,
LAG BOLT
DIAGONAL
,,
3
/
8
DIAGONAL
LAG BOLT
WASHER
BRACKET
WALL
Conduit

3. Connect the wire to the power block located in the base of the heater ( See Figure 7a and Figure 7b ).
4. Turn on the power at the main service .
5. Caution - High temperature , risk of fire , keep electrical cords , drapery , furnishings , and other
combustiblesatleast3feet ( 0 . 9m ) fromthefrontoftheheaterandawayfromthesideandrear .
6. Caution - to reduce the risk of fire , do not store or use gasoline or other flammable vapors and liquids
in the vicinity of the heater .
7. Warning - This appliance must be grounded .
POWER TERMINAL STATION
RE
BLUE
WHITE
SINGLE- PHASE
Figure 7a THREE- PHASE
Figure 7b
8.(Figure 7c) The diameter of the terminal connection block indicated by the arrow is 7mm. Use a flat-head screwdriver
less than 6mm in diameter when connecting the power wire to the heater terminal to ensure the power wire can be
securely tightened to the heater terminal.
(Figure 7d) Double check that the power wire is securely connected to the heater terminal and cannot be pulled out
from the connection by hand.
GRE
EN
( or bare
copper
)
POWER TERMINAL STATION
BLUE
GRE
EN
( or bare
copp
er )

MULTIPLE VERTICALANGLES
CEILING
Fig ure 8a
WALL WALL
90degrees 60degrees
Figure 8b
90degrees
60degrees

Power terminal station
Red
L1
T1
L2
T2
L3
Blue
L3
T3
R1
3300W Element
R2
3300W Element
R3
3300W Element
Motor
Capacitor
Motor delay
relay
Overcurrent
relay
5A
Heater
'
s
thermostat
Thermostat
Selected switch
External
thermostat
Figure 9a
1
2
CONNECTING THEPOWER
NOTE :
1 : The heater equipped with a single - phase power supply , using with a
three - phase power supply , the L1 ( red wire ) and L3 ( blue wire )( see Figure 9a )
must be connected to the L2 ( see Figure 9b ).
2 : If using an external thermostat , the selection
switch in the control panel must be set to the external
thermostat ( ).( see Figure 9c ) .
240V

OPERATING INSTRUCTIONS
SETTIN G THE THERMOSTAT
1 . Rotate thermostat knob clockwise to high position .
ADJUSTING AIR FLOW DIR ECTION
1. Turning the Unit - IF the unit has been installed with
asinglelagbolt , asshownintheFigure4a , simply
2. After room reaches desired comfort level , rotate
thermostatknobcounter - clockwiseuntilthethermostat
clicks off .
turn the entire unit as needed to adjust air flow .
2. Tilting the unit - Loosen thebracket screws ( See
Figure 5 )
3. Toprotecttheheatingelement, whenstartingtheheater
slowlyturn thetemperaturecontrol clockwise. Theunit
willstarttheheatingelementfirstthen thefan.
When closing the heater, slowly turn the
temperature control counterclockwise to the off position.
The unit will shut off the heating element first and then
the fan.
NOTE : Heater will cycle on and off to maintain room
temperature .
THERMAL CUTOUT
The heater is equipped with a thermal cutout which
willautomaticallyshutofftheheaterintheeventof
overheating
. The heaterwill turn on when it ' s
NOTE : To tilt the heater it must be mounted in bottom
keyhole slots of mounting brackets to maintain
adequate clearance and prevent possible overheating .
Rotate
3 . Adjusting the louvers to the desired position .
NOTE : Thelouvers aredesignedsotheycannotbe
completely closed
. Do not attempt to defeat this
feature
, damage to the unit can result .
temperature returns to normal . Should the unit overheat ! WARNING
andcausethethermalcutouttocycle , thecauseof
the overheating should be determined and corrective
action taken before further operation .
To prevent possible electric shock , Disconnect power
to the heater at the main service box before
attenpting to adjust the heat output of this unit
.
WARNING :
The heater must be properly installed before it is used .
SETTING THETHERMOSTAT
1 : Rotate thermostat knob clockwise to high position , POWER INDICATOR will turn yellow .
2 : After room reaches desired comfort level rotate thermostat knob counter clockwise to the off position .
NOTE : Heater will cycle on and off to maintain room temperature .
SELECTION
SWITCH
THERMOSTAT
CAUTION
INDICATOR
(red)
POWER
INDICATOR
(yellow)

SELECTION SWITCH
built-in
thermostat
External
thermostat
Using the SELECTION SWITCH : I forbuilt-in thermostat , forexternal thermostat .
THERMAL CUT-OUT
SELECTION SWITCH
Theheaterwillautomaticallyshutoffwhen partsofitoverheat.Theheaterwillturnon againwhen
theabnormaltemperaturereturnstonormallevels.Shouldtheunitoverheatandcausethethermal
cut-outto cycle,thecauseoftheoverheatingshould bedetermined andcorrectiveactiontaken
before furtheroperation.
NOTE : when the thermal cut - out is activated , the caution indicator will turn red . In this case ,
immediatelyturntheheaterOFFandinspectforanyobjectsonoradjacenttotheheaterthat
may cause high temperatures
. DO NOT OPERATE THE HEATER WITH THE CAUTION
INDICATOR GLOWINGRED
.
MAINTENANCE INSTRUCTIONS
MAINTENANCE AND CLEANING
1: Before cleaning, make sure the power has been turned off at the circuit breaker panel and that the heating element of the heater
is cool
.
2: To maintain the external appearance of the radiator, it need only be wiped over occasionally with a dry duster. During the
summermonths , oratothertimeswhentheapplianceisnotinuseandiscompletelycold , isthebesttimetowipeoverwith
a dampcloth .
3: Do not use abrasive clearing powders or furniture polish. Do not use chemical or abrasive products, metallic scourers and so
on
, which may deteriorate the surface , to clean the appliance .
4: All other servicing should be performed by qualified service personnel. Do not try to repair the heater yourself. 5: During
the summer months, When the appliance is not in use, disconnect the power supply, and cover the whole
appliance with
a dust cloth. Moreover, keep the appliance in a dry and cool
.