16
307982
Displacement Pump Service
3. Loosely install the wet--cup/packing nut (136) into
the pump housing (109).
4. Refer to Fig. 6 for displacement pump service.
Install the gland/packing stack (160
{
) on the piston
valve (112) as follows, with the lips of the v--pack-
ings facing up.
5. Slide the gland/packing stack supplied in Repair
Kit 222101 down onto the piston valve (112). Do
not disassemble the packing stack, and be sure
the lips of the v--packings are facing up. Install the
backup washer (131) on top of the gland/packing
stack.
Fig. 6
Piston Packings
Note:
Lips of v--packing must face up.
132
{
126
122
160
{
131
112
110
Piston
Gland/
Packing
Stack
