5041488 EVINRUDE CHOKE ROD

Troubleshooting
Troubleshooting can be difficult. On the following pages there is a list of possible problems. To make a repair to a problem, make reference to the cause and correction.This list of problems, causes, and corrections, will only give an indication of where a possible problem can be, and what repairs are needed. Normally, more or other repair work is needed beyond the recommendations in the list. Remember that a problem is not normally caused only by one part, but by the relation of one part with other parts. This list can not give all possible problems and corrections. The serviceman must find the problem and its source, then make the necessary repairs. Engine Will Not Start Engine Will Not Start - Governor Shaft Does Not Move Engine Overspeeds On Start Engine Speed Is Not Stable Engine High Idle Speed Too Low Engine Cannot Be Shutdown Thru Governor. (UG8L And UG8D Governors Cannot Be Shutdown Thru Throttle Shaft Or The Speed Setting Motor When The Low Idle Has Been Properly Set) Engine Loses High Idle After Start Up Engine Low On Power Exhaust Temperature Is Too High Starter Motor Does Not Turn Alternator Gives No Charge Alternator Charge Rate Is Low Or Not Regular Alternator Charge Too High Alternator Has Noise Contactor Switch For Water Temperature Does Not Activate Shutoff Solenoid Contactor Switch For Water Temperature Activates Shutoff Solenoid At Wrong Temperature Contactor Switch For Oil Pressure Fails To Activate Shutoff Solenoid. Contactor Switch For Overspeed Fails To Activate Shutoff Solenoid. Contactor Switch For Overspeed Activates Shutoff Solenoid At Wrong Speed. Shutoff Solenoid Fails To Stop Engine. Shutoff Solenoid Prevents Engine Start. Electrical Gauges Give Wrong Readings. Engine Will Not Start. Engine Overspeeds On Starts. Engine Overspeeds After Operation At Rated Speed For Some Time. Low Idle Speed Potentiometer Gives No Adjustment. Engine Does Not Return To Low Idle When The Idle (Oil Pressure) Switch Opens. Engine Speed Does Not Have Stability. Speed Trim Potentiometer Gives No Adjustment. Rated Speed Potentiometer Gives No Adjustment. Load Sharing Is Not Correct. Engine Speed Is Not Isochronous. Engine Will Not Start. Engine Overspeeds On Starts. Engine Overspeeds After Operation At Rated Speed For Some Time. Low Idle Speed Potentiometer Gives No Adjustment. Engine Does Not Return To Low Idle When The Idle (Oil Pressure) Switch Opens. Engine Speed Does Not Have Stability. Speed Trim Potentiometer Gives No Adjustment. Rated Speed Potentiometer Gives No Adjustment. Load Sharing Is Not Correct. Engine Speed Is Not Isochronous. System Does Not Have Stability When Parelleling Or In Parallel. Automatic Start/Stop System. No Supply Of Standby Current Standby Current Supply Stops Before Normal Current Returns Operation Of Standby System When Standby Current Is No Longer Needed Engine Will Not Start Engine Will Start, But shuts Down When Oil Pressure Override Is Removed Engine Will Only Run Below 70% Of Rated Speed Air Inlets Trip On Load Rejection Air Inlet Does Not Close (One Or Both) Engine Will Not Restart After Operation Or Emergency Manual Shutoff Engine Equipped With 5N5880 Remote Emergency Shutoff Will Not Shut Off Engine Will Not Shutoff When Checking Low Engine Oil Pressure Protection Engine Will Not Shutoff But Cycle Up And Down In Speed When Checking Low Engine Oil Pressure Protection Hydramechanical Control Unit Does Not Operate Measuring Engine Speed
Measuring Engine Speed
5P2150 Engine Horsepower Meter or 6V3121 Multitach Group1P5500 Portable Phototach Group
5P2150 ENGINE HORSEPOWER METERThe 5P2150 Engine Horsepower Meter can measure engine speed from the tachometer drive on the engine. Special Instruction Form No. SMHS7050 has instructions for its use.Special Instruction Form No. SEHS7341 is with the 4S6553 Engine Test Group and gives instructions for the test procedure.
6V3121 MULTITACH GROUP
1. Carrying case. 2. Power cable. 3. Tachometer generator. 4. Tachometer driver group. 5. Multitach.Special Instruction Form No. SEHS7807 is with the 6V3121 Multitach Group and gives instructions for the test procedure.
1P5500 PORTABLE PHOTOTACH GROUPThe 1P5500 Portable Phototach Group can measure engine speed from the tachometer drive on the engine. It also has the ability to measure engine speed from visual engine parts in rotation. Special Instr