6
Owner’s Manual
150CC VIPER 4-CYCLE ENGINE
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M-F 8-5 CST
Safety symbols are illustrated on page 6, and are shown here
to help familiarize you with the content of the safety messages
you will see as you perform normal operations. Please, review
these symbols now, and if you have any questions regarding
their meaning or how to comply with these instructions
reread the complete safety instruction text in this manual. For
additional questions contact Ardisam Customer Service.
CONTROL AND OPERATING SYMBOLS
Pictured below are control and operating symbols on the
unit or in this manual. Before you operate your unit, learn and
understand the purpose for each symbol.
Choke
On/Off
Fuel Shutoff
HAZARD SYMBOLS AND MEANINGS
A: Warning!
B: Avoid Injury From Rotating Tines.
C: Read Owner’s Manual Before Operating Machine.
D: Remove Objects that Could Be Thrown By This Machine.
E: Dangerous Moving Parts.
F: Be Aware of Moving and Rotating Parts.
G: Wear Ear and Eye Protection At All Times.
H: Do Not Service or Adjust Moving Parts Unless Engine is
Stopped and Spark Plug Wire is Disconnected.
I: Dress Appropriately And Wear Sturdy Footwear.
J: Toxic Fumes —Do Not Operate in Unventilated Areas.
K: Hot Surfaces.
L: Fire Hazards.
M. Do Not Use In Thunderstorms —For severe weather, stop
operation of this machine and seek shelter.
N. Team Lift —For your safety, always have at least two
people when lifting this machine.
O. Do Not Till Above Underground Utility Lines And Pipes.
P. Do Not Operate When Children Or Others Are Around.
SPECIFICATIONS
Displacement/
Cycle
150cc; 4-Stroke
Ignition Type
Electronic ignition
Cooling System
Forced air cooling
Idling Carburetor
Adjust
1900 +/- 100 RPM
Valve Clearance
Cold engine-Intake: 0.006 - 0.008 in (0.15-.020
mm;
Exhaust:
0.006 - 0.008 in (0.15-0.20 mm)
Maximum Torque
9.5 NM/2500 RPM (7.00 ft-lb/2500 RPM)
Bore and Stroke
65 x 45.2 mm
Spark Plug Type
0.024-0.031" (0.6-0.8 mm gap) Torch K7RTC
Recommended
Fuel Type
Minimum 87 octane gasoline with NO
ethanol content.
NOTE: If using an ethanol blended fuel,
a fuel stabilizer, mixed to manufacturer
specifications, is recommended. DO NOT use
E85 ethanol blend fuels.
Fuel Tank Capacity
Approximately 0.26 gallons (1.0 L)
Drive Shaft Type
7/8 in (22.2 mm) diameter, 2.17 in (55 mm)
from end of shaft to mounting surface, 0.16 in
(4 mm) square x 1.14 in (29 mm) keyway,
drilled and tapped 3/8-24 UNF-2B x 0.91 in
(23 mm)
Start Type
Recoil
Speed
3600 RPM
Oil Capacity and
Type
15.22 fl-oz (0.45 liters); 10W-30 (in freezing
weather use 5W-30)
Weight
25.4 lb, (11.5 kg)
Overall
Dimensions
380 mm x 335 mm x 270 mm
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
