Final Inspection & Start-Up; Before Operating The Unit - ECR CM Installation, Operation & Maintenance Manual

Before operating the unit

☐ Read and understand the contents of this manual.
☐ Install the unit per the instructions outlined in this manual and
all applicable local and national codes.
☐ Ensure the electrical supply matches the electrical requirements
of the unit, and that the unit is properly grounded.
☐ Examine control box. Ensure all wire connections are secure.
☐ Verify that the chassis is properly fitted to the cabinet and securely
mounted to the sub base or floor.
☐ Make sure the chassis is level:
☐ Pour water into the drain pan and make certain it flows from the
drain pan to the condensate drain
☐ Verify that indoor blower wheels are secured to the motor shaft,
and rotate freely.
☐ Ensure all sheet metal panels are in place and secure.
☐ Attach the front panel to the existing cabinet enclosure.
☐ Verify that nothing will interfere with the room discharge air or
the return air of the units. Examples:
• Check for curtains or drapes that obstruct the air flow.
• See Figure 10 and Figure 11.
• Check for plush carpeting that can obstruct the return air.
• Items like these can cause serious damage to the chassis.
The Right Fit for Comfort
Water Source Console Units
• Installation, Operation, and Maintenance Manual •
Final Inspection & Start-up
14
CAUTION
Any obstruction of supply air, including the use of deflector
baffles, may cause condensate to form on the louver or cabinet
(see Figure 10).
Figure 10 Proper air flow diagram
To ensure optimum performance of your Water Source Console
Unit, avoid restricting the air flow. The position of curtains or
drapes over supply air grille may cause air to recirculate with-
out cooling the room. The unit will short cycle and may cause
premature compressor failure (see Figure 11).
Figure 11 Restricted air flow diagram
P/N 240008071, Rev. B [112309]