32
6. Check the operation of the condensate pump by pouring 7
to 8 ounces of water down the pump outlet, switch the
unit on, select cooling mode and the lowest possible tem-
perature set point, then observe the water being pumped
from the unit.
7. Check the operation of the chilled water valve by switch-
ing the system to the cooling mode and forcing a call for
cooling.
8. Where fitted, check the operation of the hot water valve
or the electrical heat elements by switching the system to
the heating mode and forcing a call for heat.
9. Allow chilled water to enter the unit and vent air from the
unit by opening the
1
/
4
in. air bleed. Re-tighten the bleed
screw once all air has been removed.
The units are now ready for the system balance to be
performed.
CASSETTE START UP SHEET
Fig. 37 — Start-Up Sheet Example
a42-4028
NOTE: Any feedback may be submitted by fax to either the
sale engineer or to the local Carrier office.
