Malfunctions - Causes - Remedies - Hatz Diesel 1B20V Original Instruction Book

6. Malfunctions – causes and remedies
Malfunctions Possible causes
6.1. Speed control lever in stop or
Engine does not idle position.
start, or not imme- Engine shutdown pin in STOP
diately, but can be position.
turned over easily
as usual. No fuel in the injection pump.
Insufficient compression:
- Incorrect valve clearance.
- Cylinders and/or piston rings
worn.
Injector not functioning.
At low Below starting threshold
temperatures. temperature.
Equipment not disengaged.
Preheating system faulty
(optional extra).
Fuel has inadequate resistance
to low temperatures.
Remedy
Move lever to START position.
Move to operating position by
pulling the pin gently.
Add fuel.
Systematically check the entire
fuel supply system: If still no
fault found,
- check engine feed line
- check fuel filter
Check valve clearances, adjustif
necessary.
See workshop manual.
See workshop manual.
Operate preheater
(optional extra).
Disengage engine from equip-
ment, if possible.
See workshop manual.
Check whether clear (not turbid)
fuel emerges at the fuel line de-
tached from the injection pump.
If turbid or separated - either
warm up the engine or drain the
complete fuel supply system.
Refill with winter-grade fuel to
which paraffin has been added.
28
Chap.
4.2.1.
4.3.
4.1.2.
5.4.1.
5.3.2.
4.2.4.
4.1.2.