Viking Pump TSM630: H-LL Universal Seal - Manual (Page 6)

SECTION TSM 630 ISSUE H PAGE 6 OF 12
3. Move rotary member so setscrews are directly below seal
access holes on side of bracket. Tighten all setscrews
securely to shaft. Some seals are equipped with holding
clips which compress the seal springs. Remove holding
clips to release springs after seal is installed on shaft.
4. FOR “O-RING” GASKET TYPE MECHANICAL SEAL
SEAT: Lubricate outer diameter of O-Ring seal gasket
with oil. Flush sealing faces of both rotary member
and seal seat with oil and press seal seat in to bore
until back, unlapped face, is flush with bore. Install
seal holder, capscrews, and nuts and tighten securely.
Remove tapered installation sleeve.
ITEM NAME OF PART ITEM NAME OF PART ITEM NAME OF PART
1 Locknut 12 Packing Gland Capscrew 23 Idler and Bushing Assembly
2 Lockwasher 13 Packing 24 Idler Bushing
3 End Cap 14 Packing Retainer Washer 25 Head Gasket
4 Lip Seal 15 Capscrew for Bracket 26 Idler Pin
5 Bearing Spacer Collar (Outer) 16 Grease Fitting 27 Head and Idler Pin Assembly
6 Ball Bearing 17 Bracket and Bushing Assembly 28 Capscrew for Head
7 Bearing Spacer Collar (Inner) 18 Bracket Bushing 29 Relief Valve Gasket
8 Ring, Half Round (Not H, HL) 19 Bracket Gasket 30 Internal Relief Valve
9 Bearing Housing 20 Pipe Plug 31 Capscrew for Valve
10 Packing Gland 21 Casing (Tapped or Flanged)
11 Packing Gland Nut 22 Rotor and Shaft Assembly
REPAIR: MODELS H, HL, K, KK, L, LQ AND LL
PACKED PUMPS
FOR “CLAMPED-IN” TYPE MECHANICAL SEAL
SEAT: Flush sealing faces of both rotary member and
seal seat with oil and install seal seat and seat gasket
over end of shaft against machined bracket face. Install
other seal gasket, seal holder, capscrews, and nuts and
tighten securely. Remove tapered installation sleeve.
5. Connect flush line or vent stuffing box for seals without
flush line until liquid is present on start up.
NOTE: For maximum seal life, flush line should be used.
FIGURE 7 - EXPLODED VIEW SERIES 123A, 126A, 124A AND 4127A MODELS