SET-UP AND INSTALLATION GRT880 OPERATOR MANUAL
4-2 Published 3-25-2020, Control # 643-04
Working Position
Refer to Figure 4-2.
1. Lift and pull out steps (4) until they hang vertically from
bracket.
2. Remove two pins and raise side rail (3). Reinsert pins.
3. Remove two pins and raise rear rail (2). Reinsert pins.
4. Raise two hoist mirrors (1) until they lock in position.
INSTALLING CABLE ON HOIST
Refer to Figure 4-3.
NOTE: Straighten cable before installing on hoist drum.
1. Place cable (1) over boom nose sheave and route to
hoist drum (2).
2. Rotate hoist drum so cable slot located on left side of
drum is easily accessible.
3. Insert cable through slot (3) and wedge block (4). Loop
around anchor wedge (6) and route back through wedge
block to clamp (5). Ensure cable is routed over guide in
side of drum. End of cable should extend approximately
50 mm (2 in) beyond clamp. Tighten clamp.
4. Adjust cable so clamp side is snug against guide.
Position anchor wedge in wedge block. Pull firmly on
inside hoist side of cable to secure the wedge.
5. If wedge does not seat securely in slot, carefully tap
cable and top of wedge (7) with a mallet.
6. Slowly rotate drum and evenly wind first layer of cable.
7. Install remainder of cable as required.
CAUTION
If cable is wound from storage drum, rotate reel in same
direction as hoist.
FIGURE 4-3
1
8627-1
8627
2
1
1
3
4
5
6
7
4
4
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