TEST BOX
TEST POINTS
POINTER
CONNECTOR
TEST
CONDITION
VOLTAGE
POSITION
TERMINALS
DESCRIPTION
1
K-M
Phase “A” input for
Unit in “GEN” mode 115-V AC
reg. and trays
& auto-man sw. in
400-Hz
2
K-P
Phase “B” input for
Unit in “GEN” mode 115-V AC
reg. and trays
& auto-man sw. in
400-Hz
“AUTO”
3
K-S
Phase “C” input for
Unit in “GEN” mode 115-V AC
reg. and trays
& auto-man sw. in
400-Hz
“AUTO”
4
K-A
Protective monitor
Battery voltage
12-V DC
fuse
5
K-B
Fuse interlock relay
Test bank sw. closed
12-V DC
& contactor closed
6
H-S
Protective monitor
Auto-man sw. in
115-V AC
contacts
“AUTO” position
7
K-Z
Plug interlock relay Plug in aircraft
28-V DC
8
D-F
Exciter input
Unit in “GEN” mode 8-12 V DC
9
V-X
Regulator output *
Unit in “GEN” mode 50-70V
& auto-man sw. in
-DC
“AUTO”
10
K-b
Contactor operation
Test bank sw. closed
115-V AC
& contactor closed
11
K-E
Overload contacts at
Test bank sw. closed
0-V DC
less than 125% load
& contactor closed
12
K-R
Contactor switch
Test bank sw. closed
115-V AC
& contactor sw. in
“ON” position
13
K-N
Battery voltage and
All conditions
12-V DC
engine circuit fuse
14
K-J
Shut-down solenoid
Engine running
0-V DC
15
K-G
Governor actuator
Unit in “GEN” mode 0-V DC
16
U-W
Governor actuator
Unit at idle speed
0-V DC
Typical Test Values at Test Receptacle
Connector or Test Box
Figure 9
OM-2028
2-3
June 20/89 Revised
Page 20
Содержание 6910
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Страница 14: ...This page intentionally left blank OM 2028 Introduction June 20 89 Revised Page 2 ...
Страница 40: ...This page intentionally left blank OM 2028 1 1 May 1 91 Revised Page 26 ...
Страница 66: ...Engine Control Panel in Tilt out Position Figure 6 OM 2028 2 1 August 31 90 Revised Page 12 ...
Страница 72: ...This page intentionally left blank OM 2028 2 2 June 20 89 Revised Page 6 ...
Страница 100: ...Test Receptacle Connector Termi nals Identification Figure 4 OM 2028 3 1 June 20 89 Revised Page 8 ...
Страница 128: ...Generator Set Figure 1 OM 2028 4 3 May 1 91 Revised Page 2 ...
Страница 130: ...Canopy Assembly Figure 2 OM 2028 4 3 May 1 91 Revised Page 4 ...
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Страница 134: ...Generator Set Without Canopy Figure 3 OM 2028 4 3 May 1 91 Revised Page 8 ...
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Страница 138: ...Radiator and Cooling System Group Figure 4 OM 2028 4 3 May 1 91 Revised Page 12 ...
Страница 140: ...Air Cleaner Assembly For units manufactured before and during August 1990 Figure 5 OM 2028 4 3 May 1 91 Revised Page 14 ...
Страница 142: ...Electric Governor Kit Figure 6 OM 2028 4 3 May 1 91 Revised Page 16 ...
Страница 144: ...Fuel Lines Assembly Figure 7 OM 2028 4 3 May 1 91 Revised Page 18 ...
Страница 146: ...Oil Line Assembly Figure 8 OM 2028 4 3 May 1 91 Revised Page 20 ...
Страница 148: ...Stator Terminal Panel Assembly Figure 9 OM 2028 4 3 May 1 91 Revised Page 22 ...
Страница 150: ...Power Module Panel Assembly Figure 10 OM 2028 4 3 May 1 91 Revised Page 24 ...
Страница 152: ...Control Box Assembly Figure 11 OM 2028 4 3 May 1 91 Revised Page 26 ...
Страница 154: ...Generator Controls Tray Assembly Figure 12 OM 2028 4 3 May 1 91 Revised Page 28 ...
Страница 156: ...Protective Relays Tray Assembly Figure 13 OM 2028 4 3 May 1 91 Revised Page 30 ...
Страница 158: ...Control Box and Internal Components Group Figure 14 OM 2028 4 3 May 1 91 Revised Page 32 ...
Страница 160: ...Engine Control Panel Assembly Figure 15 OM 2028 4 3 May 1 91 Revised Page 34 ...
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Страница 164: ...Output Terminal Board Assembly Figure 16 OM 2028 4 3 May 1 91 Revised Page 38 ...
Страница 166: ...Generator Assembly Figure 17 OM 2028 4 3 May 1 91 Revised Page 40 ...
Страница 168: ...Mounting Frame Assembly and Lifting Yoke Figure 18 OM 2028 4 3 May 1 91 Revised Page 42 ...
Страница 170: ...Water Heater Figure 19 OM 2028 4 3 May 1 91 Revised Page 44 ...
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