Alpha Technologies AlphaGen 3.5_5.0kW Kohler COM5 - Manual (Page 32)

TP-6482 8/06 32 Section 4 General Troubleshooting
Hot engine and exhaust system.
Can cause severe injury or death.
Do not work on the generator set until
it cools.
WARNING
Servicing the exhaust system. Hot parts can cause
severe injury or death. Do not touch hot engine parts. The
engine and exhaust system components become extremely
hot during operation.
4.1 Troubleshooting Chart
The chart includes a list of common problems, possible causes, and recommended corrective actions.
Problem Possible Cause Corrective Action Reference
Unit does not crank Weak or dead battery Recharge or replace battery. —
Engine harness connector not fully locked
tight Disconnect and reconnect. —
Start switch not in the Auto position Move switch to Auto. —
Remote start cable disconnected Reconnect start cable. —
Generator set controls are not receiving
the remote start command Check remote start cable connections and
continuity. Troubleshoot remote control system. —
Starter problem Test starter. Section 5.6 and
the Engine
Service
Manual,
TP-2339-C
Battery connections loose, dirty or
incorrect Correct, clean, or tighten battery connections. —
Fault shutdown Identify and correct the cause of the fault. Reset
the controller Section 2.3.6
Controller board problem Test the board as described in Section 6.5.
Connect a spare control board to verify that the
board needs to be replaced. Sections 6.5
and 6.6.
Unit cranks but does not
t t
Air cleaner clogged Clean or replace air cleaner. Section 3.5
start
Fuel problem Check fuel supply and replenish if necessary. — p
Verify that the fuel valve is open. —
Check that the fuel regulator opens. Section 5.7.1
Check that the throttle linkage moves freely and
opens at start. Section 5.4
Check the fuel adjustment (oxygen sensor
required for this test). Section 5.7.4
Check for the correct fuel and fuel block
connection. Section 5.7
Choke spring disconnected
(if equipped with choke assembly) Connect the choke spring and check that it holds
the choke open. (Many units have no choke and
do not require the spring.) Section 5.7.5