SECTION 7
ELEVATION SYSTEM SERVICING
7-1. GENERAL.
The elevation system includes the outer mast, inner
mast, lift linkage, drag chains, lift chains, lift cylinder
and ram head.
7-2. LIFT CHAIN LENGTH ADJUSTMENT.
1. Fully lower the Platform (
).
2. Engage the emergency power disconnect switch
and turn off key switch.
WARNING: Before attempting any adjustment, make
certain power is disconnected.
3. Loosen jam nut (
) to allow for
adjustment.
4. Break the lower jam nut free from the top nut.
5. Take up slack in the lift chain with top nut.
6. Align anchor so the clevis pin is parallel to the
mast.
7. Ensure the chain slack actuators are not closing
the switch.
CAUTION: At least 3 full threads must be present
below lower nut after adjustment.
8. Tighten jam nuts securely while maintaining
alignment of clevis pin.
9. Disengage the emergency power disconnect
switch and turn on key switch.
10. Test chain by operating Platform. If slack is still
apparent, repeat above procedure.
Figure 7-1 Chain Assembly
EC_0016
35
Содержание BG ZERO
Страница 4: ...4...
Страница 20: ...Table 3 3 Troubleshooting Chart Traction Lift Controller 20...
Страница 21: ...Figure 3 2 Troubleshooting Chart Traction Lift Controller Continued 21...
Страница 22: ...Table 3 3Troubleshooting Chart Traction Lift Controller Continued 22...
Страница 23: ...Figure 3 2 Troubleshooting Chart Traction Lift Controller Continued 23...
Страница 24: ...Figure 3 2 Troubleshooting Chart Traction Lift Controller Continued 24...
Страница 28: ...NOTES 28...
Страница 30: ...Figure 5 1 Drive System EC_0003 30...
Страница 33: ...Figure 6 2 Frame EC_0001 33...
Страница 34: ...Figure 6 3 Transmission Motor Brake Assembly EC_0004 34...
Страница 37: ...Figure 7 2 Elevation System Overview EC_0013 37...
Страница 38: ...Figure 7 3 Elevation System Breakdown EC_0014 38...
Страница 39: ...Figure 7 4 Platform EC_0017 39...
Страница 40: ...40...
Страница 42: ...Figure 8 1 Hydraulic System EC_0007 42...
Страница 45: ...Figure 8 4 Elevation System Overview EC_0013 45...
Страница 46: ...Figure 8 5 Elevation System Breakdown EC_0014 46...
Страница 48: ...Figure 9 1 Electrical System EC_0009 48...
Страница 52: ...Figure 9 3 Elevation System Breakdown EC_0014 52...
Страница 53: ...Figure 9 4 Platform EC_0017 53...
Страница 54: ...Figure 9 5 Operating Control Assembly Left EC_0005 54...
Страница 55: ...Figure 9 6 Operating Control Assembly Right EC_0006 55...
Страница 56: ...NOTES 56...
Страница 58: ...NOTES 58...
Страница 60: ...Figure 11 1 Frame EC_0001 60...
Страница 62: ...Figure 11 2 Caster Assembly EC_0002 62...
Страница 64: ...Figure 11 3 Drive System EC_0003 64...
Страница 66: ...Figure 11 4 Transmission Motor Brake Assembly EC_0004 66...
Страница 68: ...Figure 11 5 Operating Control Assembly Left EC_0005 68...
Страница 70: ...Figure 11 6 Operating Control Assembly Right EC_0006 70...
Страница 72: ...Figure 11 7 Hydraulic System EC_0007 72...
Страница 74: ...Figure 11 8 Hydraulic Pump Assembly EC_0008 74...
Страница 76: ...Figure 11 9 Electrical System EC_0009 76...
Страница 78: ...Figure 11 10 Wiring Harness 1 EC_0010 78...
Страница 80: ...Figure 11 11 Wiring Harness 2 EC_0011 80...
Страница 82: ...Figure 11 12 Wiring Cables EC_0012 82...
Страница 84: ...Figure 11 13 Elevation System Overview EC_0013 84...
Страница 86: ...Figure 11 14 Elevation System Breakdown EC_0014 86...
Страница 88: ...Figure 11 14Elevation System Breakdown Continued EC_0014 88...
Страница 90: ...Figure 11 15 Lift Cylinder EC_0015 90...
Страница 92: ...Figure 11 16 Lift Cylinder Assembly Tray EC_0019 92...
Страница 94: ...Chain Assembly Figure 11 17 Chain Assembly EC_0016 94...
Страница 96: ...Figure 11 18 Operator Platform EC_0017 96...
Страница 98: ...Figure 11 18Operator Platform Continued EC_0017 98...