Know Your Generator - Generac Power Systems MC4000 Owner's Manual

KNOW YOUR GENERATOR

Read this owner's manual and safety rules before operating your generator.
Compare the illustrations with your generator to familiarize yourself with the locations of various controls and
adjustments. Save this manual for future reference.
Circuit Breakers (AC)
Idle Control Switch
12 Volt DC, 10 Amp
Receptacle
120 Volt AC, 30 Amp
Receptacle
120/240 Volt AC,
20 Amp Receptacle
120 Volt AC, 20 Amp,
GFCI Receptacle
12 Volt DC, 10 Amp Receptacle — Use this receptacle
with battery charge cables to charge a 12 Volt battery.
120 Volt AC, 20 Amp GFCI Receptacle — May be
used to supply electrical power for the operation of
120 Volt AC, 20 Amp, single phase, 60 Hz electrical
lighting, appliance, tool and motor loads.
120 Volt AC, 30 Amp Receptacle — May be used to
supply electrical power for the operation of 120 Volt AC,
30 Amp, single phase, 60 Hz electrical lighting, appliance,
tool and motor loads.
120/240 Volt AC, 20 Amp Receptacle — May be used
to supply electrical power for the operation of 120 and/or
240 Volt AC, 20 Amp, single phase, 60 Hz electrical lighting,
appliance, tool and motor loads.
Generac Portable Products MC4000 Generator
Grounding Wing Nut
Circuit Breakers (AC) — Each receptacle is provided
with a circuit breaker to protect the generator against
electrical overload. Breakers are "push to reset" type.
Fuel Shut Off Valve — Controls fuel supply to engine.
Fuel Tank — Capacity of 4 U.S. gallons (15 liters).
Grounding Wing Nut — Provides a tie-point for
connecting the generator frame to earth ground.
Idle Control Switch — The idle control runs the engine
at normal (high) speeds when there is an electrical load
present and runs the engine at idle (low) speeds when a
load is not present. This feature greatly improves fuel
economy, extends the life of the engine, and reduces engine
noise.
Run/Stop Switch — Must be in "Run" position to start
engine. Set to "Stop" to stop a running engine.
4
Fuel Tank
Fuel Shut Off Valve
Run/Stop Switch