46
Table 5-5
Hoist (and Trolley) Inspection Methods and Criteria (continued)
Item
Method
Criteria
Action
Pendant -
Housing
Visual
Pendant housing should be free of cracks and
mating surfaces of parts should seal without gaps.
Replace
Pendant - Wiring
Visual
Wire connections to switches in pendant should
not be loose or damaged.
Tighten or repair
Pendant and
Power Cords
Visual, Electrical
Continuity
Surface of cord should be free from nicks,
gouges, and abrasions. Each conductor in cord
should have 100% electrical continuity even when
cord is flexed back-and-forth. Pendant Cord
Strain Relief Cable should absorb the entire load
associated with forces applied to the pendant.
Replace
Pendant - Labels
Visual
Labels denoting functions should be legible.
Replace
Warning Labels
Visual
Warning Labels should be affixed to the hoist (see
Section 1.2
) and they should be legible.
Replace
Hoist Capacity
Label
Visual
The label that indicates the capacity of the hoist
should be legible and securely attached to the
hoist.
Replace
Table 5-6
Bottom Hook Dimensions
k Measured When New*:
_____________________
Hook Capacity Code
(u) Dimension
inch (mm)
(t) Dimension
inch (mm)
Standard
Discard
Standard
Discard
RHN02(D/U)
1.89 (48)
1.80 (45.6)
1.50 (38)
1.42 (36.1)
RHN03(D/U)
1.89 (48)
1.80 (45.6)
1.50 (38)
1.42 (36.1)
RHN05(D/U)
2.28 (58)
2.17 (55.1)
1.77 (45)
1.68 (42.75)
RHN08(D/U)
2.64 (67)
2.51 (63.65)
2.09 (53)
1.98 (50.35)
RHN10(D/U)
2.64 (67)
2.51 (63.65)
2.09 (53)
1.98 (50.35)
RHN15U
3.35 (85)
3.18 (80.75)
2.64 (67)
2.51 (63.65)
RHN15D
4.17 (106)
3.96 (100.7)
3.35 (85)
3.18 (80.75)
RHN20D
4.17 (106)
3.96 (100.7)
3.35 (85)
3.18 (80.75)
* The “k” dimension should be measured when the hook is new – this becomes a reference measurement.
Subsequent measurements are compared to this reference to make determinations about hook
deformation/stretch. See
Section 5.7
, “Hooks – Stretch”.
Содержание RHN02D-20A-20D Series
Страница 55: ...55 Figure 6 1 Figure 6 2...
Страница 69: ...69 This Page Intentionally Left Blank...
Страница 72: ...72 9 1 Hoist Motor Parts RHN02 RHN03 RHN05 RHN08 RHN10 RHN15 RHN20 Figure 9 1 1 Hoist Motor Parts Dual Speed 50...
Страница 74: ...74 9 2 Gearing Parts RHN02 RHN03 RHN05 RHN08 RHN10 Figure 9 2 1 Gearing Parts 10...
Страница 76: ...76 9 2 Gearing Parts RHN15 RHN20 Figure 9 2 2 Gearing Parts 25...
Страница 78: ...78 9 3 Rope Drum Parts RHN02 RHN03 RHN05 RHN08 RHN10 Figure 9 3 1 Rope Drum Parts...
Страница 80: ...80 9 3 Rope Drum Parts RHN15 RHN20 Figure 9 3 2 Rope Drum Parts...
Страница 82: ...82 9 4 Rope Suspension Parts RHN02 RHN03 RHN05 RHN08 RHN10 Figure 9 4 1 Rope Suspension Parts Deck Base Mounted...
Страница 84: ...84 9 4 Rope Suspension Parts RHN02 RHN03 RHN05 RHN08 RHN10 Figure 9 4 2 Rope Suspension Parts Trolley...
Страница 86: ...86 9 4 Rope Suspension Parts RHN15U RHN15D RHN20D Figure 9 4 3 Rope Suspension Parts...
Страница 88: ...88 9 5 Hook Block Parts RHN02 RHN03 RHN05 RHN08 RHN10 Figure 9 5 1 Hook Parts 20...
Страница 90: ...90 9 5 Hook Block Parts RHN15D RHN20D Figure 9 5 2 Hook Parts...
Страница 92: ...92 9 5 Hook Block Parts RHN15U Figure 9 5 3 Hook Parts...
Страница 94: ...94 9 6 Terminal Box Parts RHN02 RHN03 RHN05 RHN08 RHN10 RHN15 RHN20 Figure 9 6 1 Terminal Box Parts...
Страница 104: ...104 9 6 Terminal Box Parts RHN15D RHN20D Figure 9 6 6 Terminal Box Layout 460V 575V...
Страница 106: ...106 9 7 Trolley Parts RHN02 RHN03 RHN05 RHN08 RHN10 RHN15 Figure 9 7 1 Trolley Parts...
Страница 110: ...110 NOTES...
Страница 111: ...111 NOTES...