Carrier 69NT40-489-100 Series, Руководство по эксплуатации и обслуживанию

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3
T-305
1.3.27 Labels
Operating Instruction and Function Code listing labels
will differ depending on the options installed. For
example, additional operating instructions are required
to describe start--up of a unit equipped with an
autotransformer. Where the labels are available with
additional languages, they are listed in the parts list.
1.3.28 Plate Set
Each unit is equipped with a tethered set of wiring
schematic and wiring diagram plates. The plate sets are
ordered using a seven digit base part number and a two
digit dash number. EverFresh controlled atmosphere
units have a second set of plates for the controlled
atmosphere system. These plate sets are numbered
and ordered in the same manner. (See Identification
Matrix)
1.3.29 Controller
There are two controllers in the unit, the refrigeration
controller controls the temperature and the EverFresh
controller controls the Controlled Atmosphere
components. Replacement controllers may be ordered
as a universal un--configured controller (without
configuration software) or configured.
1.3.30 Stepper Drive
All the units covered by this manual have suction
modulating valves which act to control system capacity.
Units indicated as being fitted with “stepper drive” have
digital control motors fitted to the suction modulating
valve to open and close the valve in steps as required.
1.3.31 Condenser Grille
Two styles of condenser grilles are available, direct
bolted grilles and hinged grilles.