Huawei Telecom Power TP48120A-HD15A1 User Manual page 6

TP48120A-HD15A1, TP48120A-HD15A2,
TP48200A-HD15A1, and TP48200A-HD15A2 Telecom
Power
User Manual
4.1 Routine Maintenance ............................................................................................................................................39
4.2 Rectifying Common Faults ...................................................................................................................................40
4.2.1 AC Failure .........................................................................................................................................................40
4.2.2 AC Over Volt .....................................................................................................................................................40
4.2.3 AC Under Volt ...................................................................................................................................................41
4.2.4 DC Over Volt .....................................................................................................................................................41
4.2.5 DC Under Volt ...................................................................................................................................................41
4.2.6 Batt Chg. Overcur. .............................................................................................................................................42
4.2.7 LLVD Disconnected ..........................................................................................................................................42
4.2.8 BLVD Disconnected ..........................................................................................................................................43
4.2.9 Batt Loop Trip ...................................................................................................................................................43
4.2.10 High Amb. Temp. ............................................................................................................................................43
4.2.11 Low Amb. Temp. .............................................................................................................................................44
4.2.12 High Amb. Humi. ............................................................................................................................................44
4.2.13 Low Amb. Humi. .............................................................................................................................................45
4.2.14 Batt. High Temp...............................................................................................................................................45
4.2.15 Batt. Low Temp. ..............................................................................................................................................45
4.2.16 Door Alarm .....................................................................................................................................................46
4.2.17 Water Alarm ....................................................................................................................................................46
4.2.18 Smoke Alarm ...................................................................................................................................................46
4.2.19 Rect Fault ........................................................................................................................................................47
4.2.20 Rect Protection ................................................................................................................................................47
4.2.21 Rect Comm Fault .............................................................................................................................................47
4.2.22 AC SPD Alarm ................................................................................................................................................48
4.2.23 DC SPD Alarm ................................................................................................................................................48
4.3 Identifying Component Faults ...............................................................................................................................48
4.3.1 Identifying AC SPD Faults .................................................................................................................................48
4.3.2 Identifying Circuit Breaker Faults ......................................................................................................................48
4.3.3 Identifying Rectifier Faults ................................................................................................................................48
4.3.4 Identifying SMU Faults .....................................................................................................................................49
4.4 Parts Replacement ................................................................................................................................................49
4.4.1 Replacing a Rectifier .........................................................................................................................................49
4.4.2 Replacing the SMU06C Main Control Board......................................................................................................51
4.4.3 Installing the SMU06C Fan Extended Board ......................................................................................................53
4.4.4 Replacing the SMU06C LCD .............................................................................................................................55
4.4.5 Replacing an AC SPD Module ...........................................................................................................................57
4.4.6 Replacing a Circuit Breaker ...............................................................................................................................58
4.4.7 Replacing the Internal Circulation Fan of the Heat Exchanger ............................................................................59
4.4.8 Replacing the External Circulation Fan of the Heat Exchanger ...........................................................................62
4.4.9 Replacing the Heat Exchanger Core ...................................................................................................................64
4.4.10 Replacing a Battery Temperature Sensor ..........................................................................................................65
Issue 03 (2020-01-04) Copyright © Huawei Technologies Co., Ltd.
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