Dimplex CMH Series Installation Instructions

Ceiling Heater (with Connex
CMH Series

IMPORTANT INSTRUCTIONS

When using electrical appliances, basic precautions should always
be followed to reduce the risk of fire, electric shock and injury to per-
son, including the following:
1. Read all instructions before using this heater.
2. The 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
a 3.3 ft (1 m) from the front of the heater and keep them away
from the sides and rear.
3. Wiring procedures and connections should be in accordance
with the National Electric Code (NEC & CEC) and local codes.
4. Extreme caution is necessary when any heater is used by or
near children or invalids and whenever the unit is left operating
and unattended.
5. Do not operate any heater after it malfunctions. Disconnect
power at service panel and have heater inspected by a certified
electrician before reusing.
6. To disconnect heater, turn off power to heater circuit at main dis-
connect panel.
7. Do not use outdoors.
8. Use this heater only as described in this manual. Any other use
not recommended by the manufacturer may cause fire, electric
shock, or injury to persons.
9. A heater has hot and arcing or sparking parts inside. Do not use
it in areas where gasoline, paint or flammable liquids are used
or stored.
10. 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 away
from heater.
11. 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.
12. To prevent a possible fire, do not block air intake or exhaust in
any manner.
!
NOTE: This equipment has been tested and found to comply with the limits
for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits
are designed to provide reasonable protection against harmful interference
in a residential installation. This equipment generates, uses and can radiate
radio frequency energy and, if not installed and used in accordance with
the instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one of the
following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment on a circuit different from that to which the
receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
This device complies with Part 15 of the FCC Rules. Operation is subject
to the following two conditions: (1) This device may not cause harmful
interference, and (2) this device must accept any interference received,
including interference that may cause undesired operation.
FCC CAUTION: Any changes or modifications not expressly approved by
the party responsible for compliance could void the user's authority to operate
this equipment.
This device complies with Industry Canada licence-exempt RSS standard(s).
Operation is subject to the following two conditions: (1) this device may not
cause interference, and (2) this device must accept any interference, including
interference that may cause undesired operation of the device.

SAVE THESE INSTRUCTIONS

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TM

Installation Instructions

Figure 1
7.5 - 10 kW
Mounting
Bracket
WARNING: Wiring procedures and connections should be
in accordance with the National Electric code (NEC) and local
codes.
WARNING: To reduce the risk of fire, do not store or use
gasoline or other flammable vapors and liquids in the vicinity
of the heater.
CAUTION: It is recommended that two people install the
unit.
CAUTION: The heater should be mounted for DOWN-
WARD discharge only.
Surface Mount
1. Unpack the heater from the carton and remove the two
screws securing the bracket to the unit, to remove the
mounting bracket, and remove the terminal box covers.
(Figure 1)
CAUTION: Care should be taken when removing the termi-
nal box cover, as the electrical connections are attached to it.
2. Determine the desired location for the heater and secure
the mounting bracket to the ceiling (hardware not includ-
ed).
CAUTION: The ceiling and mounting hardware must have
adequate strength to support the heater. Attachment to a firm
support is a necessity.
!
NOTE: See Figure 2 for minimum clearances for the unit.
Figure 2
MINIMUM
2-5kW - 10" (250mm)
7.5-10kW - 16" (410mm)
Inspection Cover
Terminal
Box Cover
2 - 5 kW
Terminal Box Cover
2-5 kW - 6' (152 cm)
8 ft (244 cm)
7.5-10 kW - 8' (213 cm)
7213180100R04
Inspection
Cover