Apr. 2007
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DSC48
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C. HST SUCTION FILTER
1. Take out the HST suction fi lter. Clean it with cleaning
oil. If cleaning oil is not available, use uncontaminated
gasoline.
417W505A
(1) HST suction fi lter
1.2.2 TRANSMISSION DRIVE BELT
1. Remove the threshing drive belt as well as the trans-
mission drive belt.
<When assembling>
• Adjust the threshing drive belt's tension.
417W506A
417W507A
1.2.3 POWER BRAKE CABLE
1. Check the clearance A between the brake arm 3 and
the variable relief valve rod 4. Also, check the play B of
the brake arm on the power brake cable 2 side.
2. Adjust the clearance A to be 0.1 ~ 0.5 mm with the
mounting nut 1 of the brake cable.
(1) Mounting nut (3) Brake arm
(2) Power brake cable (4) Rod
(1) Threshing drive belt
(2) Transmission drive belt
Standard A: gap between
the brake arm and vari-
able relief valve
0.1 ~ 0.4 mm
Reference for the brake
arm play B
0.3 ~ 1.9 mm
Tightening torque for nut 1 141 ± 165 kgf·cm
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