Quincy QGV-20, Instruction Manual

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Section V - Servicing
ASSEMBLING THE FACE SEAL END
2) INSTALL O-RING
3) POSITION TO FITTING 1) CHECK SEALING SURFACES
4) THREAD ON NUT BY HAND &
5) WRENCH TIGHTEN
ASSEMBLING ADJUSTABLE END TO PORT
CORRECTLY SIZED O-RING
IS 0.070” THICK AND ITS O.
D. TOUCHES THE OUTSIDE
EDGE OF THE GROOVE.
ASSEMBLING NON-ADJUSTABLE PORT END
CHECK SEALING SURFACE
AND GROOVE FOR DAMAGE
OR MATERIAL BUILDUP.
IF PROPERLY ALIGNED, THE NUT
SHOULD THREAD ON EASILY BY HAND.
WRENCH TIGHTEN TO RECOMMENDED
TORQUE FOR FACE SEAL END.
ENSURE THAT O-RING IS PROPERLY
SEATED IN THE GROOVE.
POSITION AND HOLD FLAT SEALING
FACE AGAINST O-RING.
2) BACK OFF NUT
BACK OFF LOCKNUT
TO ITS UPPERMOST
POSITION
3) THREAD INTO PORT
THREAD FITTING INTO
THE PORT UNTIL THE
BACKUP WASHER CON-
TACTS THE SURFACE
4) BACK OFF FOR ALIGNMENT
POSITION FITTING FOR
ATTACHING LINE BY UN-
THREADING UP TO 360°
5) WRENCH TIGHTEN
WRENCH TIGHTEN
LOCKNUT
1) CHECK SEALING SURFACES & INSTALL O-RING
• INSPECT FITTING FOR DAMAGE
• USE O-RING INSTALLATION TOOL TO INSTALL O-RING
• APPLY SMALL AMOUNT OF LUBRICANT TO O-RING
LOCKNUT
BACKUP WASHER
O-RING
• INSPECT SEALING SURFACES FOR DAMAGE
• INSTALL O-RING
• THREAD FITTING INTO PORT AND WRENCH TIGHTEN
SEAL-LOK ASSEMBLY TORQUES (IN LBS)
DASH SIZE 4 6 8 10 12 16 20 24
FACE SEAL 220 320 480 750 1080 1440 1680 1980
END (+/-) 10 (+/-) 25 (+/-) 25 (+/-) 35 (+/-) 45 (+/-) 90 (+/-) 90 (+/-) 100
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