Dnepr MT9 - Page 13

e
Trouble
w
Caust.!
5. No compression or insuf-
fici ent compression in engi-
ne:
a) no cl earances in valve
gear;
b) valves loosely fitted due
to
lhc presence of carbon de-
posits or valve retainers be-
ing burnt through;
c) piston rings are burnt
or broken
SYllliJtoms and iault tracing
l amp wi re to "earth", and the
other end - to low-t ension
terminals of ignition co il , and
th en - to termina l of breaker
wire.
Lamp will not light up:
if connected to input termi-
nal of ignition coil, in case
headlamp-to-ignition coil wire
is broken;
if connected to output ter-
minal of ignition coil, in case
primary circuit of ignition coil
itself is broken;
if
connected to terminal of
breaker wire, in case ignition
coil- to -break er wire is broken;
in this case breaker points
must be in a disconnected
state
a) when depressing starting
pedal, engine crankshaft \\·ill
turn with out compression;
b) same
c) smoke escaping from
breather
•
Continued
Remedy
a) ad ju st clearances;
b) repair the eng ine, lap or
repair lhe valves ;
c) repa ir
the engine, cl ean
the piston rings an d grooves
to remove carbon deposits, re-
place rings