Lamar Technologies CA 1550 - Manual (Page 34)

5. CALIBRATION AND MAINTENANCE
EXTERNAL CALIBRATED MILLIVOLTMETER
Figure 5-3. Circuit diagram for shunt verification
5.5 DISCHARGE CURRENT OPERATING RANGE
The CA-1550’s factory preset max discharge rate of amperes can be increased to 50
amperes. If necessary to increase the discharge rate please contact the factory.
5.6 MAINTENANCE
Standard electrical equipment maintenance and cleaning procedures should be
followed.
5.6.1 VENTS AND FAN
Regularly check that the fan vents next to the front panel is clean to ensure
adequate cooling of the unit. This is especially important when the unit is placed in a
dusty or otherwise dirty air environment.
5.6.2 DC BATTERY CABLE AND LEADS
Inspect DC battery cable and connector periodically. Replace damaged or worn
cable.
WARNING: Disconnect AC voltage and battery before
attempting to replace or secure cable.
CA-1550 CHARGER / ANALYZER - OPERATING MANUAL V1.2 Page 32