Section VIII - Troubleshooting
Symptom/Probable Causes:
Corrective Action:
Quincy Compressor
®
- QSB/T
™
65
R
EPLACE
OR
REPAIR
GUARD
.
U
SE
CORRECT
BELT
TO
SHEAVE
COMBINATION
.
R
ETENSION
BELTS
.
R
EALIGN
AND
RETENSION
DRIVE
.
R
EPLACE
SHEAVES
.
R
EPLACE
WITH
CORRECT
BELT
SET
.
U
SE
CORRECT
BELT
TO
SHEAVE
COMBINATION
.
R
EPLACE
SHEAVES
.
U
SE
CORRECT
BELT
TO
SHEAVE
COMBINATION
.
R
EPLACE
SHEAVES
.
C
LEAN
SHEAVES
AND
IMPROVE
SHIELDING
.
U
SE
CORRECT
BELT
TO
SHEAVE
COMBINATION
.
R
ETENSION
BELTS
.
D
O
NOT
COIL
,
KINK
OR
BEND
BELTS
. A
VOID
HEAT
AND
DIRECT
SUNLIGHT
.
R
ETENSION
BELTS
.
R
EPLACE
SHEAVES
.
C
HECK
FOR
CENTER
DISTANCE
CHANGES
.
I
MPROVE
VENTILATION
TO
DRIVE
.
D
O
NOT
USE
BELT
DRESSING
. E
LIMINATE
SOURCE
OF
CONTAMINATION
.
Severe or Abnormal Belt Wear:
W
EAR
ON
TOP
OF
BELT
:
R
UBBING
AGAINST
GUARD
W
EAR
ON
TOP
CORNERS
OF
BELT
:
I
NCORRECT
BELT
TO
SHEAVE
FIT
(
BELT
TOO
SMALL
FOR
GROOVE
)
W
EAR
ON
SIDEWALLS
OF
BELT
:
B
ELT
SLIP
M
ISALIGNMENT
W
ORN
SHEAVES
I
NCORRECT
BELTS
W
EAR
ON
BOTTOM
CORNER
OF
BELT
:
I
NCORRECT
BELT
TO
SHEAVE
FIT
(
BELT
TOO
SMALL
FOR
GROOVE
)
W
ORN
SHEAVES
W
EAR
ON
BOTTOM
SURFACE
OF
BELT
:
B
ELT
BOTTOMING
ON
SHEAVE
GROOVE
W
ORN
SHEAVES
D
EBRIS
IN
SHEAVES
U
NDERCORD
CRACKING
:
S
HEAVE
DIAMETER
TOO
SMALL
B
ELT
SLIP
I
MPROPER
BELT
STORAGE
U
NDERCORD
OR
SIDEWALL
HARDENING
:
B
ELT
SLIP
W
ORN
SHEAVES
S
HAFT
MOVEMENT
B
ELT
SURFACE
HARD
OR
STIFF
:
H
OT
DRIVE
ENVIRONMENT
B
ELT
SURFACE
FLAKY
,
STICKING
OR
SWOLLEN
:
C
HEMICAL
CONTAMINATION
Summary of Contents for QSB Series
Page 2: ......
Page 9: ...Section I General Quincy Compressor QSB T 5 MODEL IDENTIFICATION...
Page 21: ...Quincy Compressor QSB T 17 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 27: ...Quincy Compressor QSB T 23 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 71: ...Quincy Compressor QSB T 67 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 72: ...Appendix A Dimensional Drawings 68 Quincy Compressor QSB T QSB 15 50 HP air cooled...
Page 73: ...Appendix A Dimensional Drawings Quincy Compressor QSB T 69 QSB 15 50 HP water cooled...
