(2) Release the safety clip (21-B) on the
controls in table 3 above in position
indicated in column 3b of the table.
" S T O P " button of the drive control
(21) by sliding it to the left and off
(5) Remove the harness, leads, generator,
and generator regulator from the test
the button. This will connect the input
stand.
Note. Do not push the start button (21-C)
and operate the varidrive assembly.
t e s t stand repolarize the generator
(3) Place the battery switch (20) in the
(par. 99d(2)).
"ON" position and when the generator
N o t e . Generators in groups 2, 2B, 3, 4,
motorizes to full speed place the load
b e tested by following procedures in para-
dc ammeter range selector switch (5)
in the "50A (X1)." The ampere read-
ammeter range selector switch (15) and
ing on the load dc ammeter (1) must
speed control (32) to cover the ampere and
be less than 5 amperes.
rpm ranges specified in column 7 of the
table. R e f e r t o T M 9 - 1 8 2 5 B ( A u t o - L i t e )
(4) P l a c e the battery switch (20) in the
and TM 9-8627 (Delco-Remy) for further
"OFF" position and put switches and
i n f o r m a t i o n when performing these tests.
Note. The key numbers shown
below in
parentheses in
this section refer to
figure 32 except where
otherwise
indicated.
Section III. TESTING DELCO PRODUCTS AND AUTO-LITE
25-AMPERE 3-UNIT VIBRATING CONTACT
TYPE GENERATOR REGULATOR
the 25-ampere generator regulator (figs. 33 and
3 4 ) and whether setting adjustments are re-
The Delco Products (Delco-Remy) 25-
quired to the units so they perform in accord-
a m p e r e 3-unit vibrating contact type (number
a n c e with manufacturer specifications. (See
1118656) generator regulator (fig. 33) is com-
p r i s e d of three control units mounted as an
n o t e below (par. b(6)) for testing Auto-Lite
assembly, which are the cut-out relay, voltage
2 5 - a m p e r e generator regulator.)
regulator, and current regulator. Each unit has
b. Tabulated Data.
a set of contact points and an energizing coil
(1) M a n u f a c t u r e r .
f o r operating the points. The units function
Delco Products (Delco-Remy)
individually and can be adjusted at a predeter-
mined setting to maintain control of the voltage
(2) Identification number.
and the flow of current within a generator cir-
Manufacturer's
c u i t r y . When the three units of the regulator
number
1118656
are adjusted to a specified setting, the output
Ordnance number 8360020
from the generator to the unit under charge is
(3) Ground polarity.
r e g u l a t e d protecting the unit within its elec-
Type
negative
trical storage limitations, but also maintaining
(4) Voltage regulator unit.
t h e unit at its maximum electrical capacity.
Air gap setting
0.084 inch
I t also regulates the output of the generator
S a t i s f a c t o r y oper-
p r e v e n t i n g a burned-out generator. Refer to
a t i n g range
27.5 to 29.5 volts
T M 9-8627 for complete descriptive informa-
28.2 volts
Adjust to
tion.
(5) Current regulator unit.
114. 25-Ampere Generator Regulator Con-
0.115 inch
Air gap
trol Units Tests (3 Unit Type)
S a t i s f a c t o r y oper-
a. Purpose. This test is performed to indi-
23 to 27 amperes
a t i n g range
c a t e the functioning of the 3-control units of
25 amperes
Adjust to