6b.2 installing seal – Hale 80FC User Manual
Page 112
❑ Mechanical Seal Replacement
112
Mechanical Seal Replacement
Hale Products, Inc., March 2007, Rev-C
Then, using steady gentle pressure, pull on the hex key with a screw driver
to push the stationary seat out of the pump head. Removing the mechan-
ical seal renders it inoperative and it must be replaced.
4.
Carefully inspect clearance rings and other internal parts for excessive wear
or damage. Replace accordingly.
It is recommended to always use Hale genuine replacement parts for opti-
mum safety of the equipment and its operators and to avoid unnecessary
downtime.
6B.2
INSTALLING SEAL
1.
See CAUTION !
warning on pape 112. Also see Figure 6b-1: “Typical
Mechanical Seal Assembly” on page 111.
CAUTION !
MECHANICAL SEALS ARE PRECISION ENGINEERED DEVICE. EXTREME CARE
MUST BE TAKEN TO ENSURE THAT NO DAMAGE OCCURS TO THE MATING
FACES. ENSURE THAT THE PUMP BODY, IMPELLER BORES AND ALL MATING
SURFACES OF THE SEAL ASSEMBLY ARE ABSOLUTELY CLEAN THROUGH-
OUT THE ENTIRE INSTALLATION PROCESS. SOLID FACES MUST BE CLEANED
WITH AN APPROPRIATE DEGREASER AND A SOFT CLOTH, E.G., ALCOHOL
WIPES SUPPLIED WITH THE HALE SEAL INSTALLATION KIT.
OIL AND GREASE, INCLUDING SKIN OILS, WILL DAMAGE THE MECHANICAL
SEAL FACE. NEVER TOUCH THE FACE OF THE MECHANICAL SEAL. WEAR
P[ROTECTIVE GLOVES, I.E., RUBBER, ACRYLIC, LATEX, ETC., NOT CLOTH OR
LEATHER, TO PREVENT TOUCHING THE SEAL FACES WITH YOUR BARE
HANDS.
USE ONLY PAC-EASE RUBBER LUBRICANT EMULSION (OR EQUIVALENT) ON
THE RUBBER MECHANICAL SEAL PARTS TO EASE INSTALLATION. USING
ANY OTHER LUBRICANT CAN DAMAGE THE SEAL AND SEAT.
2.
Clean the bore of the pump head and pump shaft using alcohol wipes sup-
plied with the Hale repair installation kit.
3.
Apply a generous coating of Pac-Ease Rubber Lubricant Emulsion to the
stationary seat assembly, the pump head and shaft and seal areas.
4.
Without touching the carbon seal, slide the stationary seat into the pump
head bore until the seat is firmly seated in the pump head. Also see Figure
6b-1: “Typical Mechanical Seal Assembly” on page 111.