TM 11-6130-413-40
Table 3. Connectors J1 and J2, Multimeter Test Readings
Mode
Pin
Auto Discharge
Auto Charge
No.
Connector J1
-5.lv dc
- 5.lv dc
A
2 HR =-12v
Ov dc for all&charge timer positions, except:
B
l HR = Ov
Charge l Timer:START to l HR= -12v
C
-12v dc
- 12v dc
**D
-l2v dc
- 12v dc
E
Ov
Approximately 2V dc, pulsed
F
Ov
Approximately 2v dc, pulsed
H
O to - 7.5v dc
0 to -7.5v dc, charging; 0 to - l.lv dc, trickle
J
-7.5v dc
- 7.5v dc, charge
K
-l.lvd c, trickle
0
0
L
0
0
M
- v dc (batt)
- v dc (batt)
N
-12v dc to-5v dc
P
- v dc (batt) to approximately -15 dc
Approximately - lV dc
R
-0.lv dc/amp (discharge current)
+ 12v dc, pulsed
S
- V dc (batt)
-v dc(batt)
T
- V dc (batt)
Approximately 4.5v dc
U
+.5 mv dc/amp (discharge current)
V
Approximately -60 mv dc, pulsed
0
W
0
22v ac
X
22v ac
22v ac
Y
22v ac
0 (main ground)
Z
0
Connector J2
A
Charge 2 timer motor; 115v ac when running
115v ac (approximately)
B
C
Charge 1 timer motor; 115v ac when running
Not used
D
Discharge timer M2
- 12v for leas than 60 min.; OV for more than 60 min.
E
Ov, not discharging; - 12v dc, discharging
F
H
Ov, PASS light off - 12v dc PASS light (DS3) on
J
- 12v dc when charge 2 activated (DSl on) 0 vdc DSl off
K
L
Not Used
M
- 12v dc, run light (DS6)on; Ov, run light off
N
- 12v dc, Fail light (DS4)on; Ov, Fail light off
- 12v dc, charge light (DS5) on; Ov, charge light off
P
R
- 12v dc
Charge 2 timer:startto l HR; -12v dc at l HR
S
T
Manual Charge Ov, idle and not selected; - 12v dc, when se-
lected and started
U
0
V
Auto
W
Manual Charge Ov, idle and not selected, - 12v dc, when se-
lected and Started
X
Charge l timer:Ov, start to l HR; -12v dc at l HR
Discharge timer M2
Ov, idle - 12v dc, run
Y
Ov for less than 60 min.; - 12v dc for more than 60 min.
Z
* Reading depends on setting of DISCHARGE AMP control (R15).
* * Except Ov when function select switch is off.
(1) Before making resistance measurements, de-
3-7. Resistance of Transformer, lnduc-
termine whether faulty operation is due to one of these
tors, and Relays
parts. To do this, follow the troubleshooting proce-
dures (paragraph 3-6).
CAUTION
(2) Do not use resistance measurements as the sole
Make resistance measurements with input
basis for discarding any of these parts as defective. Be-
power off.
cause of broad winding tolerance during manufacture,
resistances of identical coils may vary from the chart
troubleshooting. When using the data, observe the fol-
values, which are typical average values.
lowing instructions:
3-7
