Start-Up/Scheduled Maintenance/Part Replacement; Start-Up; Preventive Maintenance - Toshiba 4200FA CT/XT User Manual

Protection Item Memory error (EERR)
MAIN EEPROM ERROR
LCD Message
Control board chip error
Cause
Operation Mode
Start is inhibited
after Fault
Audible Alarm
Visible Alarm
Relay Contact
Alarm
Auto-Retransfer

8.0 Start-up/Scheduled Maintenance/Part Replacement

8.1

Start-up

The startup of the UPS equipment is broken up in several steps. These steps are as
follows:
1. Initial Condition: This is where the service technician checks the unit for physical
2. Static Checks: This step verifies the proper settings within the UPS logic.
3. Wiring Check: The wiring to (power cables) and from (control wires) the battery
4. Main Voltage Check: The input voltages are checked to verify they are within the
5. Energizing the UPS: This step begins the internal self-checks within the processor
6. Output Voltage Check: The output voltages are checked to verify they are within
7. EPO (Emergency Power Off): The EPO is operated to verify its operation in case
8. Load Testing: Performed if load is available.
9. Generator Testing: Performed if Generator is available.
10. Internal/External Maintenance Bypass: This verifies the proper operation of the
8.2

Preventive Maintenance

The TOSHIBA 4200FA Uninterruptible Power Systems have been designed to provide no
years of trouble-free operation requiring a minimum of preventive maintenance.
The best preventive measure that the UPS user can take is to keep the area around the
unit, particularly the air inlet vents, clean and free of moisture and dust accumulations.
Schedule authorized TOSHIBA service centers to perform an internal parts inspection
semi-annually.
CAUTION
WARNING
4200FA CT/XT User's Manual
TOSHIBA
Internal overheat
(OH)
OVERHEAT; INTERNAL
Fan failure; high ambient
Fault relay closed; bypass relay closed
damage and verifies the installation of the UPS (electrically).
cabinet.
range.
logic.
range.
of an emergency.
Maintenance Bypass.
Before performing any maintenance the technician should be familiar
with and follow the important safety instructions within this manual.
Proper maintenance of the battery system of this unit by a qualified service
technician is essential to the safety and reliability of your UPS system.
Schedule authorized TOSHIBA service centers to perform internal parts
inspections semi-annually
DC circuit
overvoltage (DCOV)
DC OVERVOLTAGE
Chopper malfunction
Bypass operation; chopper and inverter are stopped
Yes; continuous buzzer
RED fault lamp "ON"
NO
.
DC circuit overcurrent
(DCOC)
DC OVERCURRENT
Inverter / chopper fault
61