PowerWalker VFI 30000TP 3_3 BE - Manual (Page 57)

52
EN
Remark:
A. Prior to battery replacement, switch off UPS and remove it from AC and battery, take off
internal battery breaker.
B. Take off metallic articles such as rings and watches.
C. Use screw drivers equipped with insulated handles and do not place tools or other metal-
lic substances on the batteries.
D. Short circuit or reverse connection is forbidden for battery polarity connection.
The troubleshooting procedure gives simple remedial if a malfunction occurs in the UPS.
The operator should start the trouble shooting if there is an active alarm indicated on the
LCD screen. Service should be contacted if the active alarm is abnormal and displayed as a
service code.
Should maintenance prove necessary, the following steps should be followed:
1. Check if UPS input wiring is done properly.
2. Check if all air switches are tripped out.
3. Check if voltage input is within specified range
Please refer to “Light Reference Table” of this User Manual first and then conduct proper
treatment. If problems still exist, please record UPS model, serial number as well as pur-
chase date, symptom on fault, light condition, LCD malfunction or warning information.