Cabinet Heater G*Y/D*Y Series
INSTALLATION, OPERATION, & MAINTENANCE MANUAL
16
SECTION ONE — Installation, Cont'd.
The manufacturer assumes no responsibility for
undesirable system operation due to improper design,
equipment or component selection, and/or installation of
base unit, ductwork, grilles, and other related components.
Final Preparations
1. Turn off power to the unit (open unit electrical
disconnect) and install lockout tags on all power
supplies to unit.
2. Install thermostats and perform any other final wiring
as applicable. Ensure all electrical connections are
tight.
3. Perform a final visual inspection. All equipment,
plenums, ductwork, and piping should be inspected
to verify that all systems are complete and properly
installed and mounted, and that no debris or foreign
articles such as paper or drink cans are left in the units
or other areas. Clean dirt, dust, and other construction
debris from unit interior. Be sure to check fan wheel
and housing and clean, if necessary.
4. Rotate fan wheel by hand to be sure it is free and
does not rub housing. Check that wing nuts securing
fan assembly to fan deck are tight. Adjust if necessary.
5. Install filter. If field-supplied filters are used, be sure
size is as specified in Table 3.
6. Ensure all panels and filters are installed before
checking fan operation. Turn on power to the unit.
7. Check the fan and motor operation.
8. When auxiliary drain pan is included, verify drain ine
is properly and securely positioned and that the line is
clear. Pour water into drain to check operation.
