Chain Transmission Service - PRONAR T400 Operator's Manual

CHAPTER 5
Loosen the locking nut (5) - fig. (5.16),
Tighten the chain (2) with the screw (4),
Repeat for the other cooperating chain.
Check if the chains have been closed properly and the level of their tension.
ATTENTION
Before making adjustments, switch off the drive of the machine and secure the tractor cab
against unauthorized access.
If the chain adjustment range with tensioning screws (4) is insufficient, drive chains
should be shortened.
Adjust the tension and length of drive chains in pairs.
TIP
The tension force of each chain is 200kg. Each of the conveyor chains must be tensioned
with equal force.
When shortening the chain, it is recommended to replace the clip (8) with a new one -
figure (5.16).

5.12 CHAIN TRANSMISSION SERVICE

If the chain gears are noisy, adjust the tension of the chains on both sides of the dosing
drums under the side covers. Loud operation is a symptom of too much clearance, which
If the value of the chain tension force is adequate, lock the screw (4)
with the nut (5).
If the required chain tension has not been obtained, loosen the screw
(4), then unfasten the chain in the place where it is connected with the
closing link (6),
Shorten the chain by two links, install the link (6), then the plate (7)
and the clip (8),
Tighten the chain with the screw (4),
5.41
Pronar T400