CHIARAVALLI
32
GFA ASSEMBLY
A)
Insert the stop ring (4) and the seal ring (2) on the shaft.
B)
Assemble the hubs (2) on the relative shafts.
C)
Sleeve (1) is to be fitted on the longest shaft.
D)
Position the shafts close together and check that the
distance G corresponds to the value indicated in the table.
E)
Align the shafts and check the parallelism then tighten
the hubs on the shaft.
F)
Fill the toothing and the gap between the hubs
with grease.
G)
At this stage slide the sleeve (1) down and position the
sealing rings (3) in its place and tighten the stop rings (4)
in their seat.
H)
Proceed as follows for disassembly: remove the stop rings
(4) using a pair of pliers, separate the sleeve (1) from the
hubs (2) and the GFA coupling is fully disassembled.
MAINTENANCE
Unscrew both plugs (5) then introduce grease using the grea-
se gun through the greasing holes until the grease exits from
the other hole positioned at 180°. Replace the plugs.
Repeat this operation every 1.000 working hours.
ASSEMBLY INSTRUCTIONS
Equivalent recommended greases are as follows:
TYPE
PRODUCER
Sovarex L-O
MOBIL OIL
Gulfrown EP-O
GULF OIL
Alesia EP-2
SHELL OIL
....
....
Couplings require lubrication with grease, the quantity of
grease used should half fill the available gap.
Use of Lithium soap grease with a base mineral oil and
consistency index 2 (in compliance with NLGI) is recom-
mended for moderate loads and normal operating con-
ditions.
Use Barium complex soap grease, PAO synthetic base oil
and consistency index 2 for heavy-duty operating condi-
tions as regards temperatures and with heavy loads.
Contact the CHIARAVALLI GROUP SpA Technical Depart-
ment for extreme operating conditions.
The lubricant complying with the formulation and with
the recommended characteristics can be selected from
among the range of products indicated below by consul-
ting the Producer.
N.B.
The technical characteristics, the dimensions and all other data contai-
ned in this catalogue are not bin ding.
CHIARAVALLI GROUP SpA reserves the right to change the measure-
ments indicated at any time and without notice.
CHIARAVALLI GROUP
BRAND
GIFLEX
®
SERIES GFA
ASSEMBLY INSTRUCTIONS
4
3
2
5
1
3
4
G