VI EMISSIDII G0 iTll0LS EXHAUST SYSTEMS 4A 3 Sarvlca Iliaqnusls Continued Condition Possible Cause Torrectiun ROUGH IDLE OR 16 Leaking engine valves 16 Check cylinder ieakeinwn rate or STALLING C ed compression and repair as necessary 17 Incorrect ignition wiring 17 Check wiring and correct as necessary 18 Faulty coil 18 Test coil and replace as necessary 19 Clogged air bleed or idle passages 19 Clean passages 20 Restricted air cleaner 20 Clean or replace air cleaner I AULTY LOWVSPEED 1 Clogged idle transfer slots 1 Clean transfer slots OPERATION 2 Restricted idle air bleeds and 2 Clean air bleeds and passages passages 3 Restricted air cleaner 3 Clean or replace air cleaner 4 Improper fuel level 4 Adjust fuel level 5 Faulty spark plugs 5 Clean or replace spark plugs 6 Dirty corroded or loose secondary 6 Clean or tighten secondary circuit circuit connections connections 7 Faulty ignition cable 7 Replace ignition cable 8 Faulty distributor cap 8 Replace cap FAULTY 1 Improper pump stroke 1 Adjust pump stroke ACCELERATION 2 Incorrect ignition timing 2 Adjust timing 3 Inoperative pump discharge 3 Clean or replace as necessary check ball or needle 4 Worn or damaged pump diaphragm 4 Replace diaphragm or piston or piston 5 Leaking main body cover gasket 5 Replace gaslnet 6 Engine cold and choke too lean 6 Adjust choke 7 Improper metering rod adjustment 7 Ad l Sl metering wd YF Model carburetor or 4350 Model carburetor 8 Faulty spark plug s 8 Clean or replace spark plugfs 9 Lggkjng engine van eS 9 Check cylinder leakdown rate or compression repair as necessary 10 Faulty COAL 10 Test coil and replace as necessary