Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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System Specifications

Charging System Specifications
Battery
Open Circuit Voltage Above 12.4 V
Quick Charge for 30 Minutes Above 12.4 V
Test Load Chart
Battery Load (A)
55D 23L 180
75D 26L 195
Battery Positive Voltage With Load
Approximate Battery Temperature Minimum Voltage (V)
21 degrees C (70 degrees F) 9.6
15 degrees C (60 degrees F) 9.5
10 degrees C (50 degrees F) 9.4
4 degrees C (40 degrees F) 9.3
-1 degrees C (30 degrees F) 9.1
-7 degrees C (20 degrees F) 8.9
-12 degrees C (10 degrees F) 8.7
-18 degrees C (0 degrees F) 8.5
Dark Current 20 mA Max.
Charging Current
Battery Type (5 Hour Rate) Slow Charge (A) Quick Charge (A)
55D 23L (48) 4.5-5.5 30
75D 26L (52) 5.0-6.0 35
Battery Positive Voltage 12.4 V
More than 1 hour.
Generator
Rotor Resistance Between Slip Rings 2.4-2.9 Ohms
At 20 degrees C (68 degrees F)
Brush
Standard 21.5 mm (0.846)
Minimum 8.0 mm (0.315 in.)
Brush Spring Pressure
Standard Force 3.2-4.3 N (0.32-0.44 kgf, 0.71-0.96 lbf)
Minimum Force 1.8 N (0.18 kgf, 0.4 lbf)
Rectifier
Negative (Black) Positive (Red) Continuity
E P1, P2, P3 Yes
B P1, P2, P3 No
T P1, P2, P3 No
P1, P2, P3 E No
P1, P2, P3 B yes
P1, P2, P3 T Yes