Operating instructions

48 agria Multi-Purpose Machine 400E/400K
Spark Plug
l After every 50 operating hours clean
spark plug (B/10 or D/10) and reset the
gap to 0.75 mm. Clean spark plug only
with a steel brush and wash with con-
ventional detergent.
l Exchange spark plugs after approx.
100 operating hours.
l Exchanging spark plug:
Screw new spark plug into cylinder head
by hand. Then continue with a spark plug
wrench. Turn wrench through 90° or at
a torque of 20 ... 30 Nm (fig. U).
l With spark plug or spark plug lead
removed, do not check ignition for spark
formation. Only use approved testing
equipment.
5. Maintenance
Cleaning the Cooling
Screen
After long operation, dirt can clogg the
cooling system. To avoid overheating
and damage to the engine, regularly
clean the cooling screen (B/8 or D/8).
Check each time before you take up
operation!
Air-Cooling System
Clean internal cooling fins and surfaces
at least every 100 operating hours (ear-
lier in very dusty conditions).
è - Serviceç
Governor
For smooth engine performance keep
governor linkages, springs and controls
clean from dust and dirt. Do not bend or
twist parts. (Governor linkages on
carburetor B/2 or D/2).
Exhaust
Regularly clean the surrounding parts
of the muffler (B/9 or D/9) from grass,
dirt and inflammable deposits.
W
- Danger of fire!
Check each time before you take up
operation.
U
0,75 mm
5