Tuthill GG070 User Manual

Service Manual 73
Page 7 of 32
Do not over-tighten. Packing is designed to keep leakage to a slight weep. Normally 2-3 drops
per minute is acceptable.
If excessive leakage persists after complete adjustment, consider re-packing the stuffing box or
using another packing type.
Lubrication Requirements
Outer Bearing
The standard outer bearings are maintenance-free. They are greased and sealed by the
manufacturer.
Optional high temperature outer bearings must be re-lubricated at least every 250 hours or 30
days.
Bracket Bushing
Bracket bushings that do not have grease fittings are fully lubricated by the pumped fluid and are
maintenance-free.
Bracket bushings that are provided with grease fittings must be re-lubricated at least every 500
hours or 60 days.
Idler Bushing
Idler bushings that are used with standard solid idler pins are fully lubricated by the pumped fluid
and are maintenance-free.
Idler bushings that are used with optional greasable idler pins must be re-lubricated at least every
500 hours or 60 days.
Recommended Lubricants
Recommended Temperature Range
Minimum Maximum
Description Manufacturer Grade
Deg. F Deg. C Deg. F Deg. C
Lubriplate 1200-2 -25 -32 350 177 standard
grease
Mobil Mobilith AW 2 -25 -32 350 177
Lubriplate HIGH-TEMP 40 4 500 260
Lubriplate 930-AA 0 -18 400 204
high
temperature
grease
Mobil Mobilith SHC PM 0 -18 450 232
Lubriplate MAG-1 -60 -51 200 93 low temp.
grease
Mobil Mobiltemp SHC 32 -60 -51 200 93
Lubriplate FGL-2 10 -12 350 177 food grade
grease
Mobil Mobilgrease FM 102 10 -12 350 177
NOTE:
This lubrication data is only intended as a guide. Some applications may have different
lubrication requirements, depending on actual conditions.
Table 2 – Recommended Lubricants

Tuthill GG070 Specifications

General

Brand	Tuthill
Model	GG070
Category	Water Pump
Language	English