Onan MJA Series Service Manual page 14

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TROUBLE-SHOOTING CHART 1, THE ENGINE (Cont.)
TRO BLE POSSIBL A SE RElVIE
Fuel system faulty (Cont.)
Engine cranks but
No gasoline at carbure-I See Trouble-Shooting
won't start (Cont.) tor. Chart 3.
Defective fuel pump.
Ignition system faulty.
See Trouble -Shooting
Chart 4.
Carburetor choked too Check choke adjust-
much.
ment Sect 3.2.4.
Air intake restricted. Clean air cleaner
Sect 3.2.6.
Exhaust system clogged. See Sect 3.2.7.
Poor compression. See Trouble-Shooting
Chart 8 and Sect 3.7.2
Poor fuel. Change fuel.
Wrong timing.
Retime.
Engine flooded. Correct operating pro­
cedures or adjust
choke.
Engine hard to Restricted air intake.
Clean ail' cleaner
start
Sect 3.2.6.
Poor fuel.
Change fuel.
Defective ignition sys­
tem. See Trouble-Shooting
Chart 4.
Incorrect timing.
Repair or replace fuel,
pump - For tests see
Sect 3.2.3.1.
Defective fuel pump.
Poor compression.
I
See Trouble -Shooting
Chart 8 and Sect 3.7.2