John Deere POWERTECH 4045 - Manual (Page 171)

Lubrication & Maint./2000 Hour/24 Month
DPSG,RG41165,137 –19–27JUL06–4/5
RG4776
–UN–31OCT97
4-Cylinder Engine Valve Adjustment
A—Front of Engine
B—No. 1 Piston TDC Compression
C—No. 4 Piston TDC Compression
E—Exhaust Valve
I—Intake Valve
4-Cylinder Engine:
NOTE: Firing order is 1-3-4-2.
1. Using JDE81-4 Timing Pin, lock No. 1 piston at TDC
compression stroke (B).
2. Adjust valve clearance on No. 1 and 3 exhaust valves
and No. 1 and 2 intake valves.
3. Turn crankshaft 360
°
. Lock No. 4 piston at TDC
compression stroke (C).
4. Adjust valve clearance on No. 2 and 4 exhaust valves
and No. 3 and 4 intake valves.
DPSG,RG41165,137 –19–27JUL06–5/5
RG4777
–UN–31OCT97
6-Cylinder Engine Valve Adjustment
A—Front of Engine
B—No. 1 Piston TDC Compression
C—No. 6 Piston TDC Compression
E—Exhaust Valve
I—Intake Valve
6-Cylinder Engine:
NOTE: Firing order is 1-5-3-6-2-4.
1. Lock No. 1 piston at TDC compression stroke (B).
2. Adjust valve clearance on No. 1, 3 and 5 exhaust
valves and No. 1, 2, and 4 intake valves.
3. Turn crankshaft 360
°
. Lock No. 6 piston at TDC
compression stroke (C).
4. Adjust valve clearance on No. 2, 4 and 6 exhaust
valves and No. 3, 5, and 6 intake valves.
35-11
080706
PN=169