Mody Pumps G 504 T_316SS User Manual
Page 9
5. FIT COMPLETE ROTOR ASSEMBLY IN STATOR HOUSING GUIDING UPPER BEARING IN TOP
BRACKET BEARING SEAT. TIGHTEN FOUR CAP SCREWS (42). FIT UPPER SC SEAT IN LOWER
BEARING BRACKET (LIGHTLY OIL THE RUBBER SEAT CUP --ENSURE THE SEAT SITS SQUARE
IN THE BRACKET) AND SLIDE ON UPPER SEAL ASSEMBLY ON ROTOR SHAFT. LIGHTLY OIL
THE ROTOR SHAFT BEFORE PUSHING BELLOWS ON SHAFT. USE EXTREME CARE SO THAT THE
SEAL FACES ARE NOT DAMAGED. SLIDE ON CIRCLIP (46) AND FIT IN GROOVE ON SHAFT.
6. PRESS HOME BY HAND LOWER SILICON CARBIDE SEAT INTO SEAL HOUSING (47).
LIGHTLY OIL RUBBER SEAT CUP BEFORE PRESSING IN CAVITY. THE SEAT MUST SIT SQUARE
IN THE HOUSING.
7. FIT SEAL HOUSING (47) INTO LOWER BRACKET AND TIGHTEN NUTS (50).
8. SLIDE ON LOWER SEAL ASSEMBLY ON SHAFT. APPLY LIGHT COAT OF OIL ON SHAFT
BEFORE SLIDING BELLOWS ON THE SAME. FIT RETAINER SPRING AS FOR THE UPPER SEAL
ASSEMBLY
9. FIT SAND GUARD (57) INTO SEAL HOUSING AND SCREW THE FOUR PHILLIPS HEAD
SCREWS INTO THE SEAL HOUSING. (58)
10. TURN OIL BAG INSIDE OUT AND FIT OIL BAG "VEE" SECTION INTO GROOVE IN SEAL
HOUSING (48). USING SMALL OIL BAG CLAMPS AND SCREWS & NUTS CLAMP THE OIL BAG TO
THE SEAL HOLDER. TURN OIL BAG TO CLAMP THE LARGER SIDE "VEE" SECTION TO THE
GROOVE IN THE LOWER BEARING BRACKET IN THE SAME WAY.
11. FIT ONE DRAIN PLUG WITH "O" RING IN LOWER BEARING BRACKET AND FILL OIL IN
THE OIL BAG. PERIODICALLY PRESS THE OIL BAG TO LET AIR ESCAPE SO THAT FILLING
IS PROPER AND NO AIR IS ENTRAPPED IN THE OIL BAG. (A SMALL AMOUNT OF AIR IN THE
OIL BAG WILL NOT BE DETRIMENTAL IN ANY WAY). REPLACE PLUG WITH "O" RING.
12. SLIDE ON WEAR PLATE AGAINST LOWER BEARING BRACKET AND TIGHTEN THE SAME. FIT
KEY (62) ON THE SHAFT AND SLIDE ON IMPELLER. CLEARANCES BETWEEN IMPELLER AND
WEAR PLATE CAN BE ADJUSTED BY MEANS OF THE TRIMMING SPACERS (61). TIGHTEN NUT
(65) AND SEE THAT ROTOR SHAFT IS FREE.
13. FIT OUTER CASING ON TOP BRACKET WITH "O" RING. FIT DIFFUSER AND ADJUST
CLEARANCES. SLIDE ON BASE (71) AND STRAINER (70) AGAINST THE OUTER CASING (67).
TIGHTEN BY MEANS OF NUTS (18).
OIL SPECIFICATIONS
A) H.P. ENKLO OIL 46/48
B) SHELL TELLUS 29.
C) CHEVRON SUPERLA WHITE # 9