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8
CONTROL WIRING
Line voltages is present on some of the terminals on the control terminal board. Always
disconnect the power from the heater before making any connections to the control board to
prevent hazard.
1.Use min. 600 volt, NEC Class 1 insulated wire for all control circuit wiring.
2.Use a crimp-on type fork terminal on the wire ends that attach to the control terminal board if more
than one connection is to be made under the terminal screw.
3.Control wiring must be rated minimum 18 AWG.
NOTE: Thermostat and control circuit wiring must be suitable to handle the full load of the heater
(example DR-P2100 is rated 42 amps).
Operation Instructions
1 Heater must be properly installed before operation.
2 Turn power supply to heater “ON” at main service panel.
3 Where applicable, refer to control accessory instructions regarding proper operation of any
controls or accessories used with the heater.
It is important to keep this heater clean. Your heater will give you years of service and comfort with
only minimum care. To assure efficient operation follow the simple instructions below.
MAINTENANCE CLEANING INSTRUCTIONS
(To be performed only by Qualified Service Personnel)
At least annually, the heater should be cleaned and serviced by a qualified service person to assure
safe and efficient operation. This should include the removal of the grille and, as necessary the
heater from the back box to clean residue from the unit. After completing the cleaning and servicing,
the heater should be fully reassembled and checked for proper operation.
To reduce the risk of fire and electric shock or injury, disconnect all power coming to heater at main
service panel and check that the element is cool before servicing or performing maintenance.
USER CLEANING INSTRUCTIONS
1.After the heater has cooled, a vacuum cleaner with brush attachment may be used to remove dust
and lint from exterior surfaces of the heater including the grille openings.
2.With a damp doth, wipe dust and lint from grille and exterior surfaces.
3.Return power to heater and check to make sure it is operating properly.
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