Lamar Technologies CA 1550 - Manual (Page 5)

2. INSTALLATION
2 INSTALLATION
2.1 LINE VOLTAGE
The CA-1550 can operate on either 115 or 230 volts AC. The desired line voltage
can be changed by opening the unit and modifying the voltage-set jumper(s). The
unit is factory-preset at 115 volts AC.
WARNING: Ensure that the unit is turned off and that no
battery is connected before attempting to open the cover.
CAUTION: Ensure that the unit is set for the appropriate
line voltage before operation.
A. Turn off the unit and remove any battery
B. Open the cover by first unscrewing the two screws on the far right of the
front cover.
C. Locate the four position terminal strip with jumper(s). Note: There is a red
stripe on top of each jumper. Remove the clear plastic cover.
D. Two jumpers are used for 115VAC input and one jumper (across the middle
two screws) is used for 230VAC input. See Figures below.
115 volt AC setting 230 volt AC setting
E. For 230 VAC operation, the 115 VAC plug must be replaced with one for
230 VAC in required configuration.
NOTE: If the plug has to be changed make sure to connect
the green AC line wire to ground.
CA-1550 CHARGER / ANALYZER - OPERATING MANUAL V1.2 Page 3