1. Mentioned in the operator manual 66266-B lower pump
Wet-Cup
Use of Wet-Sol in Wet-Cup keeps Plunger Rod wetted
This helps prolong packing life
Typical Wet-Cup Assembly
! WARNING
Mentioned in the operator manual B lower pump

2. Packing Types: U.H.M.W.-PE
Ultra High Molecular Weight Polyethylene is a good all purpose packing
Common uses are with ink, acids and some solvents
DO NOT use with fluid temperatures over 170°F (77°C)
Stack of Ultra-High Molecular Weight Polyethylene packings

3. Packing Types: U.H.M.W. PE & Thiokol Leather
Chemically compatible with all fluids
Excellent corrosion resistance, often used for ink applications
Complete Spring/Packing Assembly, with Leather and U.H.M.W.-PE “v” packings
These are typical used in the G43

4. Priming Packings can easily be damaged during the priming process
There is no fluid to cool or lubricate the packings, and they quickly overheat
Cycle the pump slowly when priming, (30cycles maxi.)until fluid has covered the packing assembly
This model lower end features a bleed valve to help purge air during the priming process

5. OPERATOR MANUAL of the 650691-XXX
! WARNING