Qmark HT Smart Series - Digital Programmable Wall Heater - Manual (Page 4)

black electrical tape to comply with the NEC. White is only
allowed for a Neutral conductor.
3. If not already done, connect green (G) heater pigtail to
equipment ground wire coming into heater.
4. Push wires up into right hand corner of box out of way.
ALL HEATERS:
Position junction box cover in place making sure flat ribbon
cable is fitted into elongated slot in cover as shown in Figure 4.
Secure cover in place using the 4 screws provided.
NOTE: Approximately 3-1/2 inches (89 mm) of ribbon cable
should be extending through the slot for connection to electron-
ics in grille. Orientation of connector must be as shown in
Figure 4.
Installation of Grille and Ribbon Connector
1. While holding the right side grille in your right hand, extend
the ribbon connector with the free hand and fit the black con-
nector into the black slot located on the back of the electron-
ic control, behind the grille. The connectors are keyed so it
will fit only one way (Figure 4).
NOTE: Press the connector gently and firmly, but do not force.
2. Once connected, position the grille over heater back box
assembly aligning top of grille with the flanges along top of
back box.
3. Reach behind the grille and push excess ribbon back into the
slot in the junction box cover to avoid unnecessary bends in
the ribbon. Lower top of grille so the grille flanges catch the
back box flange and hold it in place.
4. There are two holes in the bottom bezel area of the grille that
align with two holes in the heater assembly. Insert the two
screws in these holes and tighten (Figure 5).
5. Place the lower bezel in position over the grille and snap
tabs into the corresponding holes making sure it is seated
securely.
OPERATION
Initial Setup Instructions (Performed by Installer)
NOTE: After installation, the installer should perform the follow-
ing procedures to ensure proper operation of the heater.
Programming of the heater controls can be performed by the
user. (See OPERATION MANUAL included with the heater for
programming the heater controls)
1. After heater is completely assembled, turn power to heater
on at the main switch panel. The “Power” button on the front
of the heater should illuminate an orange color.
2. Press “Power ON” Icon located in the lower left corner of the
display. The Icon will illuminate a bright blue color, indicating
the heater is ON.
Operational Notice
This heater is equipped with a manual-reset safety limit control
that will automatically turn off the heater if it overheats to pre-
vent a fire. A red warning light will illuminate to alert that this
control had activated. See Figure 5 for the location of these
devices.
TO RESET SAFETY LIMIT (SEE FIGURE 5)
The manual reset button is located behind the bottom bezel just
below the red warning light. To access the button, gently pull out
on the bottom tab of the bottom bezel and snap off. Do not use
a tool to remove the bezel, it may get damaged. Once the
heater has cooled, push the reset button. The heater should
return to normal operation. Replace the bezel.
THE ACTIVATION OF THE SAFETY LIMIT CONTROL AND
RED WARNING LIGHT OCCURS WHEN THE HEATER
OVERHEATS. CHECK HEATER TO MAKE SURE IT IS NOT
BLOCKED – IF SO, REMOVE THE BLOCKAGE. IF THERE IS
NO BLOCKAGE, IT IS RECOMMENDED THAT THE HEATER
BE INSPECTED BY A REPUTABLE ELECTRICIAN OR
REPAIR SERVICE TO ENSURE THE HEATER IS NOT
DAMAGED. DO NOT CONTINUE TO USE HEATER IF IT
REPEATEDLY CYCLES OFF ON THIS SAFETY LIMIT.
USE CARE AND DO NOT OVER TIGHTEN THE MOUNTING
SCREWS FOR THIS MAY DAMAGE THE GRILLE.
4
Figure 5- Grille Screw Locations
Screw (2)
Bottom Bezel
Figure 4- Ribbon Connector
Ribbon Connector
Receptacle in
back of grille
Red Warning
Light
Manual Reset
Safety Limit