
MS-0415-02/11BRIGGS&STRATTONCORPORATIONCUSTOMER EDUCATION POST OFFICE BOX 702MILWAUKEE, WI 53201 USA800 934 7730 | [email protected] ©201
8NO‑LOAD STARTER CURRENT DRAW 12 VOLT STARTER MOTORS 300mV(STARTER MOTOR REMOVED FROM ENGINE)To check the no-load amperage draw of a 12 volt starter m
9STARTER CURRENT DRAW – 12 VOLT STARTER MOTORS 300mV(STARTER MOTOR MOUNTED ON ENGINE)To check the amperage draw of a starter motor mounted on the eng
10AC VOLTAGE OUTPUT CHECK v 1. Insert RED test lead into v receptacle in meter. 2. Insert BLACK test lead into COM receptacle in meter. 3. Rota
11DC AMPERAGE OUTPUT CHECK See Note Below For 1/2 Amp and System 3 & 4 AlternatorsSee Page 12 for Special Instructions on Checking DC Amperage Out
12CHECKING DC AMPERAGE OUTPUT16 & 20 AMP REGULATED ALTERNATORTo avoid blowing fuse in meter when testing DC output of 16 and 20 amp system the DC
13STARTER MOTOR CURRENT DRAW 120 VOLT STARTER MOTORS A Use Line Current Adapter, Tool part number 19358, when checking current draw on 120 volt starte
14ELECTRIC STARTER KITS QUICK REFERENCEENGINE MODEL STARTER ASSEMBLY# STARTER GEAR ONLY# DRIVE ASSY. # (BENDIX)Snow Engines - 120 Volt Starter Kit12B4
15Briggs & Stratton engines are equipped with a number of different alternator systems to meet the requirements of equipment manufacturers. For ex
16• 3 amp DC unregulated for charging battery (ONE RED lead from stator).• 14 Volts AC for lighting circuit (ONE BLACK lead from stator).• Diod
17ENGINE/ALTERNATOR REPLACEMENT INFORMATIONWith the exception of the AC Only alternator, all of the alternator systems referred to in this book have a
Briggs & Stratton has developed a powerful and flexible private web-based portal for its family of products, ThePowerPortal.com.FEATURES➤ Secure,
18The following are alternator replacement combinations which require an adapter harness. All of the necessary components are shown.2. Original engin
194. Original engine equipped with Tri-Circuit alternator. Replacement engine equipped with 5, 9, 10 or 16 amp regulated system.Modify 692306 harness
20Fig. 55. Original engine equipped with Dual Circuit alternator. Replacement engine equipped Tri-Circuit alternator.Discard 691955 diode harness su
21appear to be identical, there are internal differences to keyswitches. Therefore it is necessary to have a diagram of the keyswitch showing the term
2254321+-+−Typical Dual Circuit Alternator Wiring Diagram Original 5-Pole Key Switch Part# 490066 Superceded to 6-Pole Key Switch, Briggs & Stratt
2354321+-6+−+ −Typical Dual Circuit Alternator Wiring Diagram 6-Pole Key Switch − Briggs & Stratton Part# 692318KEY SWITCH TESTSWITCH POSITION CON
24643521Typical Dual Circuit SystemSTATORSTARTER SOLENOIDBATTERYSTARTERBLACK AC OUTPUTWHITE CONNECTORDIODERED DC OUTPUTAMMETERSTART SWITCH LIGHT SWI
2554321+-+−Typical 16 Amp Regulated AlternatorWiring Diagram 5-Pole Key Switch − Briggs & Stratton Part# 692318KEY SWITCH TESTSWITCH POSITION CONT
26-654321+ −++−Typical 16 Amp Regulated AlternatorWiring Diagram 6-Pole Switch − Briggs & Stratton Part# 692318KEY SWITCH TESTSWITCH POSITION CONT
27-654321+ −++−Typical 16 Amp Regulated Alternator Wiring DiagramWith Charge Indicator Light 6-Pole Switch − Briggs & Stratton Part# 692318KEY SWI
1Table of ContentsContinuity Checks - Switches ...
28643521-+Typical 10/16 Amp SystemSTARTER RELAYSEAT SWITCHGROUND WIRE TERMINALALTERNATORSTARTERAMMETERCLUTCH BRAKE SWITCHDBCACBABACDELIGHT SWITCHELECT
29+-654321+ −+−Typical 5/9 Amp Regulated Alternator Wiring DiagramWith Charge Indicator Light 6-Pole Switch − Briggs & Stratton Part# 692318KEY SW
30654321+ −+-+−Typical Tri-Circuit Alternator Wiring Diagram6-Pole Switch − Briggs & Stratton Part# 692318KEY SWITCH TESTSWITCH POSITION CONTINUI
31Simplified “Tri-Circuit” System43521BACDELIGHT SWITCHBATTERYSTATORSTARTERSTARTER SOLENOIDSTART SWITCH INTERLOCK SWITCH P T O SWITCH1 25W RESISTORGRE
32543 2+1−+−ABONOFFNote: If clutch switch is in ON position with keyswitch OFF, battery will discharge through clutch. To prevent this, route wire B t
3354321+−6ONOFF+−Typical Tri-Circuit Alternator Wiring Diagram – With Resistor – 6-Pole Switch − Briggs & Stratton Part# 692318KEY SWITCH TESTSWIT
34Typical Complex Tri-Circuit System43521-+BACDESTART SWITCHBATTERYSTATORSTARTERSTARTER RELAY LIGHT SWITCH CLUTCH/BRAKE SWITCH P T O SWITCHGREEN CONNE
35V-TWIN WIRE HARNESSDESCRIPTION M40/44 WITH #2 SIDE REGULATOR, W/O EFMM49 WITH #1 SIDE REGULATOR, W/O EFMM40/44/49 WITH #1 SIDE REGULATOR, WITH EFM
36Part# 790544 Adapter wire6-Pin Wire Harness Assembly Installation GuideConnect leads as shown per your service part number. An adapter wire, illustr
37GREENGREENBLACKGRAYREDORANGEORANGEREDBLACKTOPOPENBOTTOMGRAYAPPLICATION (EQUIPMENT) 6‑PIN CONNECTOR695050 - Models 21, 28, 30, 42, 44, 46 & 49CAU
2RESISTANCE CHECKS 1. Insert RED test lead into v receptacle in meter. 2. Insert BLACK test lead into COM receptacle in meter.3. Rotate selector
38WIRE IDENTIFICATION REFERENCETERMINAL ENGINE TERMINATION POINTA CYLINDER #1 COILB CYLINDER #2 COILC CARB SOLENOIDD GROUNDE POWER SUPPLY TO REGULATOR
39 2367122367123456GROUND(ON CYLINDER SHIELD)STATORTHERMISTER6 PIN CONNECTOR(ENGINE SIDE)CYLINDER #1ARMATURECYLINDER #2ARMATURECARB MANIFOLD ASSEMBL
40V-TWIN 6 PIN CONNECTORV-TWIN WITH DUAL 2 PIN CONNECTORSV-TWIN WITH 2 PIN CONNECTOR AND 1 PIN CONNECTORHOLE #2 "3 AMP ALTERNATOR AC" COLO
41VIEW FROMTERMINAL ENDVIEW FROMTERMINAL ENDOIL PRESSURE (GREEN)13STARTER SOLENOIDBATTERY + (ORANGE)OIL PRESSURE (GREEN)CUSTOMER CONNECTIONTO FIT INDA
42FERRIS®/SNAPPER PRO® ENGINE TO EQUIPMENT WIRE HARNESSKOHLER® ENGINE WIRE HARNESS ‑ 799616BRIGGS & STRATTON® EXTENDED LIFE SERIES™ JUMPER ‑ TWR W
43BRIGGS & STRATTON® JUMPER WIRE HARNESS ‑ 799620BRIGGS & STRATTON® JUMPER WIRE HARNESS ‑ 799622S800 KAWASAKI® JUMPER WIRE HARNESS ‑ 799621TIE
3DIODE CHECKS In the Diode Test position, the meter will display the forward voltage drop across the diode(s). If the voltage drop is less than 0.7 vo
4NOTE: Metal cased rectifiers must also be tested for “grounds”, as follows:With BLACK test lead probe contacting rectifier case, touch each terminal,
5CONNECTS TO NEGATIVE BATTERY CABLEFOR BLACK LEAD FROM METERRESISTANCE SECTIONFOR RED LEAD FROM METERCONNECTS TO NEGATIVE BATTERY POSTPrevious Styl
6Now, let’s add charging current from the alternator system flowing through the shunt. Resistance through the shunt will stay the same. We know the cur
7DC SHUNT INSTRUCTIONSThe DC shunt, part number 19468 readily adapts to standard mount, side mount or tab type battery terminals. The shunt must be in
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