4/7
4control device
1) fuel valve
Fuel valve for controlling the passage between the fuel tank and the carburetor, when the
engine is running, the fuel valve must be pulled to on position. When the engine is not used,
pull the fuel valve to off position. Prevent oil outflow in the carburetor, reducing the
possibility of leakage of gasoline.
2) engine switch
Engine switch controls ignition system, engine switch to ON position, start engine,
engine switch to OFF position, shut down engine.
3) choke lever
Choke choke control lever carburetor. When choke lever is located OFF position, it can
improve concentration of gasoline to make engine cold start. After engine is started, choke
lever located at ON position, to provide suitable fuel during its working, also provides right
fuel for starting engine heat engine.
4) throttle lever
Throttle lever controls engine speed, let throttle lever in the desired engine speed
position.
5run
(A) before the test run
1) Check engine and hydraulic tank and apperance of tubing and bottom, to see if the oil is
spilling.
2)Wipe off excess dirt and other obstacles, especially around muffler and recoil starter
3)Check appearance, if strong in all nuts, bolts and screws, if too loose in drive belt and
chain
4)check oil in engine and hydraulic oil tank , running in low fuel, result in engine
damage, unsteady gait, periodic replacement of engine oil and hydraulic oil. to avoid
damage in an accident ,check oil level before starting.
5) Check air filter, dirty air filter will reduce amount of air into carburetor, reducing engine
power.
6) Check if they are normal in V-belts, chains.
(B) road roller start operation
1) Put engine fuel valve plate to ON position , put hydraulic reversing handle into Forward
or Reverse position. During heating engine, need to pull choke lever to ON position.
2) Turn engine switch to ON position.
3) Gently pull recoil handle till felling felt resistance, then quickly pulled, slowly back into
handle.
4). After starting engine, if choke lever in OFF position, slowly move it to ON position, let
engine warm, start to work after idling five minutes
5)After warm-up engine is running, Push the front valve, road roller forward; After shift
valve , road roller backward walking.
6)Pull back throttle lever, road roller starts working
(C) pressure to shut down the road
1) If Emergency, simply pull handle to stop position.
2) Under normal circumstances, pull handle to stop position, push throttle lever forward,
engine idling running , then push engine switch to OFF position.