Carrier WeatherExpert 50LC14 Installation Instructions Manual page 70

Single package rooftop cooling only with puron(r-410a) refrigerant
Table of Contents

Advertisement

e. Press OK. The following display appears:
1 —20 Motor Power
[9] 1.5kW — 2 hp
NOTE: The number in the brackets may be different from the one
shown above.
f. Press OK; then use the ▲ (Up arrow) and ▼ (Down
arrow) keys to scroll to the proper motor horsepower.
Press OK again to set the selected hp.
g. Press ▼ (Down arrow) once to display the following:
1 —22 Motor Voltage
230V
h. Press OK to highlight the voltage value; then use the
▲ (Up arrow) and ▼ (Down arrow) keys to select the
nameplate voltage. Press OK again to set the selected
voltage.
i. Press ▼ (Down arrow) once to display the following:
1 —23 Motor Frequency
60Hz
j. Press OK to highlight the frequency value; then use the
▲ (Up arrow) and ▼ (Down arrow) keys to select the
nameplate Hz. Press OK again to set the selected Hz.
k. Press ▼ (Down arrow) once to display the following:
1 —24 Motor Current
6.61A
l. Press OK to highlight the current value; then use the
▲ (Up arrow) and ▼ (Down arrow) keys to select the
Max Amps value provided. Press OK again to set the
Max Amps.
NOTE: The Max Amps is greater than the nameplate value.
Check the VFD Unit Parameters (see Tables 19-23 beginning on
page 73) and use the value listed for the given unit in the column
labeled "Motor Current Must-Hold Amps".
m. Press ▼ (Down arrow) once to display the following:
1 —25 Motor Nominal Speed
1740rpm
n. Press OK to highlight the rpm value; then use the ▲
(Up arrow) and ▼ (Down arrow) keys to select the
nameplate rpm. Press OK again to set the selected rpm.
6. Enter parameters for 1-71, 1-73, 1-82, and 1-90:
a. Press the Menu key to move the ▼ (triangle icon) so
it is positioned over the Main Menu. The display
shows the following:
0 —** Operation/Display
1 —** Load and Motor
b. Press ▼ (Down arrow key) once to highlight the bot-
tom row.
c. Press OK. The display changes to:
1 —0* General Settings
1 —1* Motor Selection
d. Press ▼ (Down arrow key) until the following dis-
play appears:
1—6* Load Depen.Setting
1 —7* Start Adjustments
e. Press OK. The following display appears:
1 —71 Start Delay
2.0s
f. Press OK to highlight the number; then use the ▲
(Up arrow) and ▼ (Down arrow) keys to select the
number provided in Tables 19-23 beginning on page 73.
Press OK again to set the selected value.
g. Press ▼ (Down arrow) twice. The following display
appears:
1 —73 Flying Start
[1] Enabled
h. Press OK to highlight the number in brackets; then
use the ▲ (Up arrow) and ▼ (Down arrow) keys to
select the number provided in Tables 19-23 beginning
on page 73. Press OK again to set the selected value.
i. Press the Back key once. The following display
appears:
1—6* Load Depen. Setting
1—7* Start Adjustments
j. Press ▼ (Down arrow key) once. The following dis-
play appears:
1—7* Start Adjustments
1—8* Stop Adjustments
k. Press OK. The following display appears:
1 —80 Function at Stop
[0] Coast
l. Press ▼ (Down arrow) once. The following display
appears:
1 —82 Min Speed for Function...
1.0 Hz
m. Press OK to highlight the number; then use the ▲
(Up arrow) and ▼ (Down arrow) keys to select the
number provided in Tables 19-23 beginning on page 73.
Press OK again to set the selected value.
n. Press the Back key once. The following display
appears:
1—7* Start Adjustments
1—8* Stop Adjustments
o. Press ▼ (Down arrow key) once. The following dis-
play appears:
1—8* Stop Adjustments
1—9* Motor Temperature
p. Press OK. The following display appears:
1 —90 Motor Thermal Prote...
[4] ETR Trip 1
q. Press OK to highlight the number in brackets; then
use the ▲ (Up arrow) and ▼ (Down arrow) keys to
select the number provided in Tables 19-23 beginning
on page 73. Press OK again to set the selected value.
7. Set References:
a. Press the Menu key to move the ▼ (triangle icon) so
it is positioned over the Main Menu. The display
shows the following:
0 —** Operation/Display
1 —** Load and Motor
b. Press ▼ (Down arrow key) three times. The follow-
ing display appears:
2—** Brakes
3—** Reference/Ramps
70

Advertisement

Table of Contents
loading

This manual is also suitable for:

Weatherexpert 50lc26

Table of Contents