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Don't overload generator, Capacity, Power management – Snapper 1667-0 User Manual

Page 9

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9

Snapper 3250 Watt Generator

DON'T OVERLOAD

GENERATOR

Capacity

You must make sure your generator can supply enough
rated (running) and surge (starting) watts for the items you
will power at the same time. Follow these simple steps:
1.

Select the items you will power at the same time.

2.

Total the rated (running) watts of these items. This is
the amount of power your generator must produce to
keep your items running. See Figure 5.

3.

Estimate how many surge (starting) watts you will
need. Surge wattage is the short burst of power
needed to start electric motor-driven tools or
appliances such as a circular saw or refrigerator.
Because not all motors start at the same time, total
surge watts can be estimated by adding only the
item(s) with the highest additional surge watts to the
total rated watts from step 2.

Example:

Total Rated (Running) Watts

= 3075

Highest Additional Surge Watts

= 1800

Total Generator Output Required = 4875

Power Management

To prolong the life of your generator and attached devices,
it is important to take care when adding electrical loads to
your generator. There should be nothing connected to the
generator outlets before starting it's engine. The correct
and safe way to manage generator power is to sequentially
add loads as follows:
1.

With nothing connected to the generator, start the
engine as described in this manual.

2.

Plug in and turn on the first load, preferably the largest
load you have.

3.

Permit the generator output to stabilize (engine runs
smoothly and attached device operates properly.

4.

Plug in and turn on the next load.

5.

Again, permit the generator to stabilize.

6.

Repeat steps 4 and 5 for each additional load.

NEVER add more loads than the generator capacity. Take
special care to consider surge loads in generator capacity,
as described above.

*Wattages listed are approximate only. Check tool or
appliance for actual wattage.

Tool or Appliance

Rated (Running)

Watts

Additional Surge

(Starting) Watts

Window Air
Conditioner

1200

1800

Refrigerator

800

1600

Deep Freezer

500

500

Television

500

-

Light (75 Watts)

75

-

3075 Total

Running Watts

1800 Highest

Surge Watts

Tool or Appliance

Rated*

(Running)

Watts

Additional

Surge

(Starting)

Watts

Essentials
Light Bulb - 75 watt

75

-

Deep Freezer

500

500

Sump Pump

800

1200

Refrigerator/Freezer - 18 Cu. Ft.

800

1600

Water Well Pump - 1/3 HP

1000

2000

Heating/Cooling
Window AC - 10,000 BTU

1200

1800

Window Fan

300

600

Furnace Fan Blower - 1/2 HP

800

1300

Kitchen
Microwave Oven - 1000 Watt

1000

-

Coffee Maker

1500

-

Electric Stove - Single Element

1500

-

Hot Plate

2500

-

Family Room
DVD/CD Player

100

-

VCR

100

-

Stereo Receiver

450

-

Color Television - 27”

500

-

Personal Computer w/17” monitor

800

-

Other
Security System

180

-

AM/FM Clock Radio

300

-

Garage Door Opener - 1/2 HP

480

520

Electric Water Heater - 40 Gallon

4000

-

DIY/Job Site
Quartz Halogen Work Light

1000

-

Airless Sprayer - 1/3 HP

600

1200

Reciprocating Saw

960

960

Electric Drill - 1/2 HP

1000

1000

Circular Saw - 7 1/4”

1500

1500

Miter Saw - 10”

1800

1800

Table Planer - 6”

1800

1800

Table Saw/Radial Arm Saw - 10”

2000

2000

Air Compressor - 1-1/2 HP

2500

2500

Figure 5 - Wattage Reference Chart