HALE AP, Technical Manual

Page: 107 / 177

95
NOTE
If the roll pin requires replacement perform RSD Mechanical Seal Anti Rotation Pin
Bench Procedure. See paragraph 5.8.4.13.2 on page 103.
RSD Mechanical Seal Installation
A MECHANICAL SEAL IS A PRECISION ENGINEERED DEVICE. CARE MUST BE TAKEN
NOT TO DAMAGE THE MATING FACES (SEAL FORMING PORTION) OF THE SEAL. EN-
SURE THE FACES REMAIN ABSOLUTELY CLEAN THROUGHOUT THE ENTIRE INSTALLA-
TION. SEAL FACES MUST BE CLEANED WITH THE ALCOHOL WIPES PROVIDED WITH
THE REPAIR KIT.
OIL AND GREASE (INCLUDING SKIN OILS) WILL DAMAGE THE MECHANICAL SEAL
FACE. NEVER TOUCH THE MATING FACES OF THE MECHANICAL SEAL. WEAR PRO-
TECTIVE GLOVES TO PREVENT TOUCHING THE SEAL FACES WITH YOUR BARE HANDS.
(USE RUBBER, ACRYLIC, LATEX, ETC. – DO NOT USE CLOTH OR LEATHER.)
USE ONLY PAC-EASE RUBBER LUBRICANT EMULSION (OR EQUIVALENT) ON THE
RUBBER MECHANICAL SEAL PARTS TO EASE INSTALLATION. USING ANY OTHER LUB-
RICANT CAN DAMAGE THE SEAL AND SEAT.
A. If indicated by inspection, install a new oil seal on gearbox side of pump
head. (See paragraph 5.8.4.13.1 on page 102.)
B. Install stationary portion of mechanical seal (seat) in pump head.
NOTE
Oil and grease will damage the mechanical seal face. Do NOT touch the face of the
mechanical seal.
Using alcohol swabs, clean bore of pump head. 1.
Lubricate seat with PAC-EASE. 2.
Without touching seat face, slide seat over pump shaft, align seat to bore 3.
in pump head, and notch in seat to roll pin in pump head. See Figure 35.
Figure 36. Align Slot On Seal With Pin In Pump Head