1. Remove the wing nuts from the battery’s positive (+) and negative
terminals (-).
2. Slide the positive battery cable lug onto the positive terminal. Coat
the cable end with grease and reattach the wing nut. Tighten hand-
tight.
3. Slide the negative battery cable lug onto the negative terminal.
Coat the cable end with grease and reattach the wing nut. Tighten
hand-tight.
4. Secure the battery so it won’t move while the engine is in use.
NOTICE! The engine is not shipped with oil. Before starting
the engine, add oil according to the instructions in this
manual. Starting the engine without oil will damage the
engine beyond repair.
The engine comes assembled.
• Replace the oil cap for shipping with the vented/breather oil cap.
ENGINE OPERATIONS
Check the engine’s condition before operating to maximize the user’s
safety and the service life of the engine. Ensure that the engine is
level and the switch is in the OFF position before beginning the pre-
operation checks.
BEFORE STARTING THE ENGINE
WARNING! Do not start or run engine in an enclosed
area, even if the doors or windows are open. Engine
exhaust contains carbon monoxide (see Carbon Monoxide
Precautions).
1. Make sure spark plug, muffler, fuel cap and air cleaner are in place
and secured.
2. Make sure the muffler, fuel cap, air cleaner and both spark plugs
are in place and secured.
3. Ensure the spark plug lead is securely connected to the spark
plug, otherwise unintentional sparking can result, causing a fire or
electric shock.
8996977
V-TWIN GAS ENGINE V1.1
Assistance available at www.princessauto.com or 1-800-665-8685 Page 10