Tecumseh HH100 - Page 53

51
TEST NO. 2 (NO CHARGE TO BATTERY)
Disconnect plug from regulator and test AC voltage at plug.
1. 2500 RPM: Voltage reads less than 1. Defective stator.
32 volts.
2. Over 32 Volts. 2. Defective regulator See Test No.3.
3. 3000 RPM: Voltage reads less than 3. Defective stator.
38 volts.
4. Over 38 volts. 4. Defective regulator See Test No.3.
5. 3600 RPM: Voltage reads less than 5. Defective stator.
45 volts.
6. Over 45 volts 6. Defective regulator See Test No.3.
TEST NO. 3 (LOW CHARGE TO BATTERY)
Check current output with D.C. ammeter connected in series from B+ of regulator
to positive side of battery.
1. 2500 RPM @ 12.5 volts load 1. Defective stator.
current reads less than 13 amps.
2. 3000 RPM @ 12.5 volts load. 2. Defective stator.
current reads less than 15 amps
3. 3600 RPM @ 12.5 volts load 3. Defective stator.
current reads less than 17 amps.
GREEN
YELLOW
YELLOW
YELLOW
YELLOW
GREEN
GREEN
RED
RED
FUSE
SWITCH
RECT. - REG.
R
B
M
D.C.VOLTMETER
BATTERY
TEST SETUP ON NEW 20 AMP. SYSTEMS WITH RECTIFIER-
REGULATOR IN BLOWER HOUSING. TEST VALUES SAME
AS ORIGINAL 20 AMP. SYSTEM.
GREEN
YELLOW
YELLOW
YELLOW
YELLOW
GREEN
GREEN
RED
RED
FUSE
SWITCH
RECT. - REG.
R
B
M
A.C.VOLTMETER
BATTERY
TEST SETUP ON NEW 20 AMP. SYSTEMS WITH RECTIFIER-
REGULATOR IN BLOWER HOUSING. TEST VALUES SAME
AS ORIGINAL 20 AMP. SYSTEM.
A.C. VOLTMETER LEADS
D.C. AMMETER