TM 5-6115-585-34
NAVFAC P-8-623-34
TO-35C2-3-455-2
TM-05684C/05685B-34
Table 6-3. AC Output Control BOX Wiring Harness (MEP-003A Only) (Cont)
Marking
Length
Wire No.
Gauge
Color
in Inches
Terminal Lugs
X29A16
16
black
19.5
MS25036-153
X30A16
16
black
14
MS25036-153, MS25036-107
X30B16
16
black
15
MS25036-107, MS25036-108
X30C16
16
black
32
MS25036-153, MS25036-107
X31A16
16
black
7
MS25036-107, MS25036-153
X31B16
16
black
22
MS25036-107
X32A16
16
black
16
MS25036-153, MS25036-108
X33A16
16
black
14.5
MS25036-153, MS25036-153
X34A16
16
black
17
MS25036-153
X34A16
16
black
X36A16
19
MS25036-153
16
black
28
X37A16
16
MS25036-153, MS25036-153
black
28
MS25036-153, MS25036-153
X38A16
16
black
25
MS25036-153, MS25036-153
X39A16
16
black
26
MS25036-153
X40A16
16
black
21
MS25036-153
X47A16
16
black
22
MS25036-107, MS25036-153
X48A16
16
black
20.5
MS25036-107, MS25036-153
X49A16
16
black
16
MS25036-107, MS25036-153
X76A16
16
black
16
MS25036-153, MS25036-108
X77A16
16
black
34
MS25036-153
X31F16
16
black
35
MS25036-107, MS25036-153
(4) AC Voltmeter(M5) (18, figure 8-3). Tag and disconnact
6-6. VOLTAGE REGULATOR.
two leads from meter. Remove three screws, nuts, and lock-
washers attaching meter to control panel and remove meter.
a. Test, on Equipment.
d. Meters (replace)
(1) Operate set at rated load and adjust output
(1) Frequency Meter(M3) (16, figure 6-3). Position meter
voltage as follows:
in control panel and attach with three screws, Iockwashers, and
(a) Refer to figure 6-5 (or 6-5.1) and turn
nuts. Connect the two electrical leads and remove tags.
adjustment screw on resistor R15 (or R16) counter-
(2) Frequency Transducer (A3) (56, figure 6-3). Position
clockwise until voltage becomes unstable.
transducer to back of control cubicle and attach with four screws
(54) and nuts (55). Connect the four electrical Ieads and remove
tags
(3) Percent Current Meter (M4) (17, figure 6-3). Position
meter on control panel and attach with three screws, Iockwashers
and nuts. Attach the two electrical leads and remove tags.
NOTE
Voltage instability will be most evident im-
mediately following application or removal of
the load.
(b) Turn screw on R15 (or R16) clockwise
(4) AC Voltmeter (M5) (18, figure 6-3). Position meter on
control panel and attach with three screws, Iockwashers, and nuts.
Attach the two electical leads and remove tags.
6-5. GENERATOR SET WIRING HARNESS.
a. Remove (see figure 6-2). Refer to figure 6-2 and remove
wiring harness at terminal boards and connectors. On ASK equipped
generators, refer to Operator and Organizational Maintenance
Manual and remove cover assembly.
to reach. stability.
(c) Turn screw on R15 (or R16) clockwise
two additional turns.
(2) Operate Generator Set at 120 volts, single
phase load at 25%, 50%, 75%and100% load.
(3) If L1 to L3 voltage deviates more than 5%
over the load range, voltage regulator is defective.
b. Inspect (see figure 6-3).
b. Repair. Replace wires and terminals as needed. See table
6-2.
(1) Drop the control box panel (28) by loosening
fasteners (9)toexpose the voltage regulator (39).
c. Install (see figure 6-2). Refer to figure 6-2 and install wiring
harness at terminal boards and connectors. On ASK equipped
(2) Visually inspect the voltage regulator for poor
generators, refer to the Operator and Organizational Maintenance
Manual and install cover assembly.
connection or burned or open components or cracked
circuit board.
6-8
Change 6
