Dimplex CUH05B31T User manual

Owner’s Manual
Model
CUH05B31T
7208960100R02
IMPORTANT SAFETY INFORMATION: Always read this manual rst
before attempting to install or use this heater. For your safety, always
comply with all warnings and safety instructions contained in this manual
to prevent personal injury or property damage.
To view the full line of Dimplex products, please visit
www.dimplex.com

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Table of Contents
Always use a qualied technician
or service agency to repair
this heater.
!NOTE: Procedures and
techniques that are
considered important
enough to emphasize.
CAUTION: Procedures and
techniques which, if not
carefully followed, will result
in damage to the equipment.
WARNING: Procedures
and techniques which, if not
carefully followed, will expose
the user to the risk of re,
serious injury, or death.
Welcome & Congratulations . . . . . . . . . . . . . . . . .3
IMPORTANT INSTRUCTIONS . . . . . . . . . . . . . . .4
Heater Installation .........................5
Operation................................7
Maintenance and Cleaning . . . . . . . . . . . . . . . . . .8
Warranty ................................8
ReplacementParts.........................9

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Welcome & Congratulations
Thank you and congratulations for choosing to purchase an electric
heater from Dimplex.
Please carefully read and save these instructions.
CAUTION: Read all instructions and warnings carefully before
starting installation. Failure to follow these instructions may result in a
possible electric shock, re hazard and will void the warranty.
Please record your model and serial numbers below for future
reference. Model and serial numbers can be found on the Model and
Serial Number Label of your heater.
NO NEED TO RETURN TO THE STORE
Questions with operation or assembly? Require Parts Information?
Product Under Manufacturer’s Warranty?
Contact us at: www.dimplex.com/customer_support
For Troubleshooting and Technical Support
OR Toll-Free 1-888-DIMPLEX (1-888-346-7539)
Monday to Friday 8:00 a.m. to 4:30 p.m. EST
Please have your model number and product serial
number ready. (See above)
Model Number

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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 using
this heater.
②This 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, sides and rear
of the heater.
③ Extreme caution is necessary
when any heater is used by or near
children or invalids and whenever
the heater is left operating and
unattended.
④ Do not install less than 6 feet
(1.9m) from the oor.
⑤ Do not operate heater if: heater
has malfunctioned or heater has been
dropped / damaged in any manner.
Return heater to authorized service
facility for examination, electrical or
mechanical adjustment, or repair.
⑥ Do not use outdoors.
⑦ Heater not intended for use in
bathrooms, laundry areas and similar
indoor locations. Never locate heater
where it may fall into a bathtub or
IMPORTANT INSTRUCTIONS
other water container.
⑧ Connect to properly grounded
power source only.
⑨Do not insert or allow foreign
objects to enter any ventilation or
exhaust opening as this may cause
an electric shock to persons and / or
may cause re or damage to heater.
⑩To prevent a possible re, do not
block air intake or exhaust in any
manner.
⑪ All electrical heaters have hot,
and arcing or sparking parts inside.
Do not use in areas where gasoline,
paint, or ammable liquids are stored
or where the unit will be exposed to
ammable vapors.
⑫ Do not modify this heater. Use it
only as described in this manual. Any
other use is not recommended by the
manufacturer and may cause re,
electric shock or injury to persons.
⑬This heater includes a visual
alarm (red light) to warn that parts
of the heater are overheating. If the
red light turns on, immediately turn
heater off and inspect for any objects
on or adjacent to the heater that may
cause high temperatures. DO NOT
OPERATE WHEN RED LIGHT IS
ON.
⑭ Always use a certied electrician
should new circuits or outlets be

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SAVE THESE INSTRUCTIONS
required.
⑮ Disconnect all power supplies
before performing any cleaning,
maintenance or relocation of the
heater.
IMPORTANT INSTRUCTIONS
Heater Installation
HEATER LOCATION AND
CLEARANCES
The heater is to be installed in a xed
location. The discharge air should
wipe the walls without blowing directly
on them. (FIGURE 1)
Ensure the air discharge is parallel to
or away from walls.
!NOTE: To prevent personal
injury always use a licensed
electrician to install new outlets or
circuits.
CAUTION: When turning and/
or tilting the heater do not block the
exhaust opening.
INSTALLATION WALL/CEILING
HANGER BRACKET (FIGURE 2)
!NOTE: To prevent personal injury
always use a licensed electrician to
install new outlets or circuits.
The hanger bracket allows the unit to
be rotated approx 45 degrees in each
DISCHARGE
OUTSIDE WALL
FIGURE 1
⑯ When transporting or storing the
heater, keep in a dry place, free from
excessive vibration and store so as to
avoid damage.

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Heater Installation
Figure 2 Figure 3
direction from center, and tilted in a
45 degree range while suspended
from the wall or ceiling.
!NOTE: The hardware for
mounting the hanger bracket to the
wall or ceiling is not included.
CAUTION: When turning and/
or tilting the heater do not block the
exhaust opening.
The following steps are shown in
Figure 3:
Locate a stud or other suitable1.
support and install hanger
bracket on wall or ceiling. Select
location so control knob on back
of heater can be reached easily. *
Insert carriage bolt into square2.
opening of heater handle.
Slide spacer over the carriage3.
bolt shaft and insert in hanger
bracket opening and hold them in
position.
Slide lock washer and thread4.
nut onto carriage bolt, turn and
tighten with wrench.
* DO NOT INSTALL LESS THAN 6
FEET (1.9m) FROM THE FLOOR
ELECTRICAL CONNECTION
WARNING: Consult local electri-
cal codes in addition to the follow-
ing requirements:
Turn off main power supply at the1.
electrical panel.
Route supply wires from circuit2.
breaker to an approved junction
box, located near compact unit
heater. Each heater should be
on an individual, properly fused
circuit.
Route supply wires from junction3.
box to CUH. Supply wires from
junction box to heater must be
two conductor metallic sheath
(BX) cable with ground wire.
Alternatively, appropriate conduit
can be used.

7
Operation
Remove junction box cover of4.
CUH and remove one knockout
hole. Insert approved bushing
into hole and feed wire cable
through. Tighten bushing around
cable.
Make electrical connection to5.
CUH according to relevant wire
diagram. Make connections
Heater Installation
Setting the Thermostat
Before connecting or1.
disconnecting the power, turn unit
off by turning knob fully counter
clockwise. (See FIGURE 4)
Heater is equipped with2.
a thermostat. To adjust
temperature to your individual
requirements, turn thermostat
control knob clockwise all
the way to turn heater on.
When room reaches desired
temperature, turn thermostat
knob counter clockwise until
you hear a click. Leave in
this position to maintain room
temperature at this setting. For
additional heat, turn clockwise
until you hear a click again and
heater will turn on. To turn heater
to lowest setting, turn thermostat
knob counter clockwise all the
way.
using approved wire nut
connectors and secure the
grounding wire to the ground
screw on the heater chassis.
Replace junction box cover of6.
CUH.
LOW
HI
Figure 4: Thermostat Control
Knob

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Maintenance and Cleaning
Warranty
WARNING: Disconnect
power before attempting any
maintenance or cleaning to
reduce the risk of re, electric
shock or damage to persons.
Allow at least 30 minutes for the
heater to cool before attempting any
maintenance or cleaning. To clean
the exterior surface, use a solution of
water and mild detergent, apply with
damp sponge. Wipe dry with a dry
cloth. DO NOT re-energize unit until
it has dried thoroughly.
Dimplex Electric Heaters are tested
and inspected prior to shipment and
are guaranteed free from defect to
the purchaser of each new product.
Any part which proves to be defective
in material or workmanship under
normal use within one year will be
repaired or replaced without charge.
The Company will not be responsible
for any expense incurred for
installation, removal from service, or
transportation costs. Any such defect
should be brought to the attention of
the Dealer where the product was
purchased and is authorized to repair
or replace within the terms of this
warranty.
The Company’s only obligation under
this warranty will be at its sole option
to repair or replace any part proving
defective or to refund the purchase
price thereof.
The owner/user assumes all other
risks, if any, including the risk of any
direct, indirect or consequential loss
or damage arising out of the use of or
inability to use the product.
The warranty will not apply if, in
the sole judgment of the Company,
damage or failure has resulted from
accident, alteration, misuse, abuse,
incorrect installation, or operation on
an incorrect power source.
The foregoing is in lieu of all other
warranties expressed, implied, or
statutory, and the Company neither
assumes, nor authorizes any person
to assume for it any other obligation,
or liability in connection with said
product.

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© 2011 Dimplex North America Limited
Dimplex North America Limited
1367 Industrial Road
Cambridge ON
Canada N1R 7G8
Fan Blade . . . . . . . . 5300220100RP
Motor Kit . . . . . . . . . 2000260300RP
Element . . . . . . . . . . 2200070622RP
Thermostat . . . . . . . 2600060600RP
Cutout . . . . . . . . . . . 03005035RP
Knob - Clear . . . . . . 8801200100RP
Replacement Parts