New Holland CX720 Repair Manual page 1718

Crankshaft Front seal - Replace (B.10.A.43.01 - F.10.A.30)
CX860, CX880
1. Drain off the coolant from the engine cooling system.
Disconnect the pipes from the thermostat box. Dis-
connect the engine cooling fan.
Using a suitable tool (6) turn in the direction of the
arrow on the tightener (5) and remove the belt (4).
Using a suitable tool (3) turn in the direction of the
arrow on the tightener (2) and remove the belt (1).
Take out the fixing screws and remove the damper
flywheel (7) and the pulley beneath.
Handle all parts carefully. Do not put your hands or fin-
gers between parts. Always wear suitable safety items
such as fitted clothing, safety goggles, gloves, shoes,
etc. M954
2. With the extractor (2):
- 296160, for engine F2B;
- 296162, for engine F3A, applied as shown in the
Fig.
Extract the seal (4) Unscrew the screws (3) and take
off the cover (1).
Disconnect all the electrical connections and sen-
sors.
3. Key the ring seal (1) onto the crankshaft and onto this
apply tool (2):
- 296166 (1) for engine F2B;
- 296168, for engine F3A.
Screw the nut (3) down to mount the ring seal (1)
completely in the cover.
Fit the remaining parts back on, following the oppo-
site sequence to disassembly.
On completion, fill the cooling system with the re-
quired type and amount of coolant.
POWER PRODUCTION - ENGINE
CAUTION
2 4/7/2006
B.10.A / 172
1
MID0506A
2
MID0507A
3
MID0508A