Carrier RTU Open v3 User Manual

Start-up
RTU Open v3 CARRIER CORPORATION ©2019
Installation and Start-up Guide All rights reserved
42
NOTES
•
Service Test
allows testing of each controller output.
•
Binary Service Test
functions are on when the
Default Value
is set to
Enable
and off when set to
Disable
.
• The output of the
Analog Service Test
is controlled by the percentage (0-100%) entered into the
Default
Value
.
• We recommend you return every individual
Service Test
variable to
Disable
or
0.00
after testing each
function (unless that test variable must be active to test a subsequent function, as in
Compressor 2 Test
).
• All outputs return to normal operation when
Service Test
is set to
Disable
.
Service Test functions
• Use
Fan Test
to activate and deactivate the
Supply Fan
(BO - 1) output. Note that this output may enable
simultaneously with other
Service Test
modes even with its
Default Value
set to
Disable
.
• Use
High Speed Fan Test
to activate and deactivate the
High Speed Fan Relay
(BO - 7) output. Note that this
output is only applicable if
Fan Control
is set to
Two Speed
and
Unit Type
is NOT equal to
HP O/B Ctrl
.
• Use
Compressor 1 Test
to activate and deactivate the Compressor 1 (BO - 5) output. The
Supply Fan
output
will be activated and deactivated in conjunction with this output.
• Use
Compressor 2 Test
to activate and deactivate the Compressor 2 (BO - 4) output. Always test the
Compressor 1 output first. For all units except the LC WeatherExpert™,
Compressor 1 Test
output must be
set to
Enable
for
Compressor 2 Test
to function.
• Use the
Reversing Valve Test
to activate and deactivate the reversing valve (BO - 7) output. Applicable to Unit
Type
HP O/B Ctrl
only.
• Use the
Dehumidification Test
to activate and deactivate the Humidi-MiZer™ (BO - 6) output. The Supply Fan
output will be activated and deactivated in conjunction with the Dehumidification Test output.
• Use
Heat 1Test
to activate and deactivate the Heat 1 (BO - 3) output. The Supply Fan output is activated and
deactivated in conjunction with the
Heat 1Test
output.
• Use
Heat 2Test
to activate and deactivate the Heat 2 (BO - 2) output. The Supply Fan output is activated and
deactivated in conjunction with the
Heat 2Test
output.
• Use
Power Exhaust Test
to activate and deactivate the power exhaust (BO - 8) output.
• Use
Economizer Test
to set the (AO - 1) economizer output to any value from 0 to 100% of configured output
(2-10 Vdc or 0-10 Vdc).
•
VFD Speed Test
is used to set the (AO - 2)
VFD Speed Control
output to any value from 0 to 100% of
configured output (2-10 Vdc or 4-20 mA). Note that this output is only applicable if
Fan Control
is set to
Variable Speed
.
•
Analog Output 2 Test
(AO - 2) is currently unused and does not require testing.
• Service Test mode does not timeout. Return all test variables to
Disable
or
0.00
. Set
Service Test
to
Disable
or cycle power to the RTU Open to return to normal operation.

Carrier RTU Open v3 Specifications

General

Brand	Carrier
Model	RTU Open v3
Category	Controller
Language	English