Ingersoll-Rand QCH100-1HD50, Product Information

Page: 6 / 12

6 04585147_ed2
„ Load Chain
CAUTION
• Only use original chains.
• Welded seam of the chain links must face inward on
the chain wheel (see figure 4).
• The geared limit switch must be mechanically
disabled in order to install in the chain, see section on
“Limit Switch”.
(Figure 4)
Before start-up and during its operation the load chain must
be oiled along its full length. The internal, contacting and
rubbing surfaces of the chain links must have constant oil.
Oiling can be effected by submersion or with an oil can,
using a creeping gear oil.
The end of the chain is to be affixed with a flexible piece of
wire and fed through the chain wheel (1) of the electric chain
hoist. Through short switching impulses, the chain (2) will be
housed correctly in accordance with figure 4.
The lifting height must be dimensioned such that the hook
fittings are on the ground in the lowest hook position.
Single fall operation: The connection between the load
hook (2) and the chain is made with the hook block
assembly (1). The last link must locate on the pin (3). Apply
grease in the hook block recess (see figure 5).
(Figure 5)
NOTICE
• Pay attention to correct arrangement of suspension!
(see figure 7).
Double fall operation: Connect load side of chain end to
chain retainer and fix in housing guide rail (3). Bottom
sheave (1) with load hook (2). Apply grease in the hook
block recess (see figure 6).
(Figure 6)
NOTICE
• Pay attention to correct arrangement of suspension!
(see figure 7). There must be no longitudinal chain
twisting. The chain end must be attached to the housing
in accordance with figure 6.
(Figure 7)
1
2
1
2
3
3
2 1
... kg
... kg
1 1/2 inch (38 mm)
1 7/8 inch (48 mm)