Tecumseh TH139SP(HSK600-870) - Manual (Page 13)

181-807-14 Two-Cycle Engine • Horizontal/Vertical Crankshaft • Air-Cooled Page 11
VII. Maintenance
To avoid serious injury or death, an
adult should perform maintenance on
this engine. Only allow children to perform maintenance if
an adult has determined they are experienced and capable
of such operation.
To prevent accidental starting when
working on equipment, always:
• Carefully disconnect spark plug wire and keep it
away from spark plug. See Figures 16 and 17.
• Keep the disconnected spark plug wire
securely away from metal parts where arcing
could occur.
• Carefully attach the spark plug wire to the
grounding post, if provided.
• Disconnect battery at negative terminal first, if
engine is equipped with a DC electric starter.
• Turn all engine switches to “OFF” position.
• Remove ignition key, if provided.
NOTES
When disconnecting power cord, if present (see equipment
manufacturer’s instructions) always disconnect power cord
from outlet first; then disconnect power cord from switch box
on engine. See Figure 18.
When connecting power cord, always connect power cord
to switch box on engine first; then into outlet. See Figure 18.
A. Remote Choke
See equipment manufacturer’s instructions and contact an
Authorized TecumsehPower Servicing Dealer.
B. Carburetor
If you think your carburetor needs adjusting, see your
nearest Authorized TecumsehPower Servicing Dealer.
Engine performance should not be affected at altitudes up
to 7,000 feet (2,134 meters). For operation at higher
elevations, contact an Authorized TecumsehPower
Servicing Dealer.
C. Engine Speed
To avoid serious injury or death,
DO NOT modify engine in any way.
Tampering with the governor setting can lead to a runaway
engine and cause it to operate at unsafe speeds. NEVER
tamper with factory setting of engine governor.
Running the engine faster than the speed set at the
factory can be dangerous and will VOID THE ENGINE
WARRANTY.
WARNING
WARNING
WARNING
Figure 16. Disconnecting/Connecting Spark Plug
Figure 17. Typical Spark Plug Connection
Figure 18. Electrical Applications
1. Power Cord to Outlet
2. Switch Box
3. Starter Button
4. Schuko Plug
5. Power Cord to Switch Box on Engine
1
5
2
3
120V AC
1
5
2
3
4
220V AC