General Pump T16A-18A-20A-22A - Manual (Page 17)

GENERAL PUMP
A member of the Interpump Group
KT16A/18A/20A/22A SERIES
Page 17
2.2.5 Reassembling the Head - Seals - Piston Unit
To reassemble the various components, follow the reverse operations listed above as described in pint 2.2.3,
taking particular care:
A) Seals pack Respect the same order used during disassembly operations.
B) Lubricate components 2,3 and 5 with OCILIS silicone grease p/n F12001600; this operation is also
deemed necessary to facilitate adjustment of the lip seal on the piston.
C) For correct assembly of HP seals in their housing on the head without causing any damage to lip seals,
use suitable tools according to the pump diameters as indicated in chapter 4.
D) Replace the piston, tightening the screws with a torque wrench, respecting the tightening torque values
ad indicate in chapter 3.
E) Replace the head as follows:
1. Position the seal support in the respective seats on the casing.
2. Using two screws - p/n F27726000, fasten the casing as indicated in fig. 33. Position the complete
head, making sure hat it is centered only on the central piston.
3. Complete the operations, following the tightening procedure. For the values of the torques and
tightening sequences follow the instructions in chapter 3.
Ref 300942 Rev.A
03-14