Sullair 3000 EES, User Manual

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Section 5
29
EES USER MANUAL
SETTINGS AND OPERATION
5.1 SETTINGS AND OPERATION
REJECTED AND RECOVERED AIR
ACTUATOR
The rejected and recovered air actuators control
distribution of heated cooling air. Refer to Section 2
for more a more detailed functional description.
Actuators are installed and set at the factory. The
following information is for reference and
troubleshooting.
D
IRECTION OF
R
OTATION
:
Indicated on actuator housing. Can be changed
depending on damper/actuator location, see
Section
4.5 . Both rejected and recovered dampers shall be
set to normally closed.
M
ANUAL
P
OSITIONING
:
In case of component failure or service needs, the
actuators can by manually operated and locked in
place. Using a 3mm hex, rotate the actuator in the
direction indicated on the case. When at desired
location, lock in place using a screwdriver on the
locking pin located on the lower portion of the
housing (
Figure 5-1 ).
INCOMING AND BYPASS AIR
ACTUATORS
The incoming and bypass air actuators modulate to
maintain the desired mixed air temperature. Refer to
Section 2 for a more detailed functional description.
Actuators are installed and set at factory. The
following information is for reference and
troubleshooting.
D
IRECTION OF
R
OTATION
:
Indicated on actuator housing and set at the factory.
The incoming damper is set to be normally closed
while the bypass damper shall be normally open.
See
Figure 5-2 and Figure 5-3 .
M
ANUAL
P
OSITIONING
:
In case of component failure or service needs, the
actuators can by manually operated and locked in
place. Using a 3mm hex, rotate the actuator in the
direction indicated on the case. When at desired
location, lock in place using a screwdriver on the
locking pin located on the lower portion of the
housing (
Figure 5-1 ).
C
ONTROL
S
IGNAL
:
A selection switch on the actuator housing
determines which type of proportional control is
being used. This should be set at the factory to 3 - 0-
10VDC Modulating.
Figure 5-1: Manual Positioning of Actuators
95°
ROTATING LOCKING IN PLACE