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JLG TH336 Manual page 8

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8. Using clamps (P/N 343-7049) securely attach the valve and bracket assembly to
the compensation cylinder (Note: the bolts inserted in Step #7 should be on the
left hand side of the valve block when mounted).
9. The left hand side of the valve should be placed to correspond with the mark
made in Step #8. Tighten both clamps with a torque of 4.5 Nm (3.3 lb ft).
10. Remove and discard any cable ties fitted to the compensation cylinder hoses.
11. Prepare to loosen the compensation cylinder hydraulic hoses by placing a drain
pan of suitable size close to the work area. Oil discharge will be less than 1 litre
(1/4 gallon).
12. Carefully loosen the compensation cylinder hoses, attached to the hydraulic pipe
mounted on the underside of the boom, allowing any trapped pressure to relieve.
Allow oil to drain into a suitable receptacle then remove both hoses completely
from the cylinder, destroy or responsibly discard.
Install hose (P/N 353-3448) from the rod end of the compensation cylinder to
13.
valve port marked "V1". Correctly torque the hose fitting to 55 Nm (41lb ft).
14. Re-orientate the fitting located at the non-rod end of the compensation cylinder
(refer to Figure #4). Install hose (P/N 353-3451) from valve port marked "V2" to
this fitting. Correctly torque the hose fitting to 55 Nm (41 lb ft).
FIGURE #3
Page 4 of 7
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