Valve Timing Check - New Holland TD60D Repair Manual

90
SECTION 10 − ENGINE − CHAPTER 1

Valve timing check

To check the valve timing after dismantling/assembly
or overhaul of the valve timing gear, proceed as
follows:
Check that the timing reference marks on the timing
gears are aligned as indicated on page 73.
Provisionally set valve clearances to 0.45 mm
(0.0177 in.).
Turn the crankshaft and, using a graduated timing
25333
disc, check that valves open and close at the angles
indicated in the timing diagram.
162
On completion of timing check, set the valve clear-
ances for normal running as detailed on pages 127
to 129.
Valve timing diagram.
A. Fixed advance (*).
1. TDC.
2. BDC.
3. Inlet.
4. Exhaust.
5. Injection.
(*) According to pump type and engine model (see page 2).
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