Control Cabinet Assembly, Description of Controls and indicators (continued).

Control Cabinet Assembly, Description of Controls and Indicators (continued). - TM-9-6115-668-13_59

TM-9-6115-668-13 5Kw 28VDC Auxiliary Power Unit (APU) MEP 952B Manual
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TM 9-6115-666-13 Table 2-1 Control Cabinet Assembly, Description of Controls and indicators (continued). Item Number 28 AC CIRCUIT INTERRUPTER ON illumi- Turns on power system (main contactor), nated pushbutton switch, green (S8, H14) H14 lights up when power is ON 29 VOLTAGE ADJUST potentiometer, 10-gang (R3) l Set between 4 and 5 30 31 AC CIRCUIT INTERRUPTER OFF push- button switch (S7) VOLTAGE SELECTOR SWITCH (S11) l L3-L1, L2-L3, L1-L2 l L1-N, L2-N, L3-N Phase voltages 32 33 PARALLEL OPERATION ON illuminated Initiates synchronization; pushbutton switch, white (S9, H12) H12 lights up during synchronization PANEL DIMMER with switch (S16, R2) Adjusts panel light brightness and shuts off lights 34 35 36 l S16 off, R2 turned all the way left l S16 on, R2 turned to the right FUEL TANK PUMP ON illuminated push- button switch, green (S19, H16) LAMP TEST pushbutton switch (S20) FUEL TANK PUMP OFF pushbutton switch (S18) 37 GLOWPLUG ON lamp, amber (H1) Description Function Adjusts generator voltage: For rated voltage indicated on VOLTAGE meter (11) Shuts down power system (main contactor); H14 goes out when power is OFF Line voltages Indicated on VOLTAGE meter (11) All active lights at minimum brightness All lights at maximum brightness Turns fuel pump on; H16 lights up when fuel pump is on Tests operation of front panel lamps Shuts fuel pump off; H16 goes out when fuel pump is off Lights up about 90 seconds after glowplug operation begins 2 - 5

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