Belt Replacement - Quincy QGB Series Instruction Manual

Belt Replacement

These instructions must be followed in
order to provide proper installation and
tensioning. Once belt replacement is
complete, perform drive system inspection
as outlined above.
) Lock out and tag out the electrical
power supply.
2) Remove panels and guards to gain
access to belt drive area.
3) Loosen Jam nut (#0).
4) Loosen spring nut (#9) until spring
(#3) is at free length (uncompressed).
5) Remove top hitch pin (#6).
6) Remove top clevis pin (#7). (Make
sure no spring force is exerted on
the clevis pin before removing, as
to prevent the adapter (#2) from
springing up).
7) Raise the motor platen to a sufficient
angle to allow the removal of the
used belts and enable the installation
of the new belts .
CLEvIS ADAPTER
SPRING wASHER
TENSIONER ROD
(#1)
CLEvIS
(#2)
(#3)
SPRING
(#4)
(#5)
Quincy Compressor-QGB
Section VI - Servicing
8) Lower the motor platen and allow the
weight to be supported by the belts.
Warning!
Keep body parts out from under the
motor platen during belt replacement
to avoid injury from falling motor
platen.
9) Re-install top clevis pin (#7).
0) Re-install top hitch pin (#6).
) Tighten spring nut (#9) and compress
spring (#3) until the proper belt
tension is achieved.
2) Check belt tension.
3) Tighten jam nut (#0) against spring
nut (#9).
4) Operate compressor to check
adjustment.
(#6)
TOP HITCH PIN
(#7)
TOP CLEvIS PIN
(#8)
INDICATOR PIN
(#9)
SPRING NuT
(#10)
jAM NuT
(#11)
MOTOR PLATE TONGuE
(#12)
BOTTOM CLEvIS PIN
(#13)
BOTTOM COTTER PIN
™
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