Special Tools - Kärcher KMR 1250 B Service Manual

Special Tools

Ignition spark tester, gasoline & LP gas engine
Mechanical tachometer (all engines)
Digital tachometer for gasoline and LP gas engine
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Ignition spark tester
(for gasoline and LP gas engine)
Remove spark plug connector from spark plug
and push onto spark tester. Connect clamp to
suitable conductor (e.g., engine cooling fins). If
ignition is in good working condition, cranking
engine with starter will produce visible sparks
between points of spark tester.
P/N 6.491-359
Mechanical tachometer for gasoline, LP
gas, and diesel engine
Engine speed is determined by reading engine
vibrations. Tachometer is placed at suitable lo-
cation on engine (e.g., valve cover). When res-
onance spring is extended until deflection is larg-
est with engine running, scale indicates engine
speed.
P/N 6.491-361
Digital tachometer for gasoline
and LP gas engine
From a distance of approx. 100 mm (4 in.), point
this digital tachometer at spark plug wire, and
switch on tester. Set to 4-Stroke ("4-Taktmotor")
position to read speed of running engine.
P/N 6.803-012
KMR 1250 B, LPG, D