Template Name: OML_2_col Template Date: 1994_04_22
907871
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844/642 Telehandler
LEAF CHAIN ADJUSTMENT
LEAF CHAIN MAINTENANCE
STEP 10
The maintenance procedure listed below will apply to all three chain assemblies, the front double-chain assembly, visible at the front of the boom, and the single-chain assembly, located inside the rear of the boom. To gain access the rear boom cover must be removed.
STEP 7 With the boom fully extended, inspect the double chains for cracked or broken plates, protruding or turned pins or excessive wear. G0505061
Loosen and remove the four bolts from the rear cover. Remove the cover from the boom.
STEP 8 With a tape measure, measure sixteen links of chain th a t flexe s o ve r th e s h e ave s. I f th e d is t a n c e measured is 12.375 inch (314.3 mm) or more, the chain should be replaced. See Section 704 and 705 of this manual for the correct single and double chain replacement procedure.
STEP 11
2
IMPORTANT: Do not repair or replace sections of the single-chain or double-chain assembly, replace the complete assembly.
1
STEP 9
1
G1667MP
Inspect the single-chain (1) for wear or broken pieces. Check the sheave (2) for worn flanges.
STEP 12 The single and double chains should be lubricated with 80/90 weight oil. Refer to the lubrication section of the Operator’s Manual.
2 G1655MP
Inspect the clevis anchors (1) for broken pieces and wear. Check the sheaves (2) for worn flanges.
PRINTED IN U.S.A.
702-2
913250
