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5
Ω
KIT 1855
❻
➟
∫
➟
❼
Piston kit (see parts
catalogue)
Be careful not to
scratch piston
guide!
Oil seal kit
(see parts
catalogue)
Seal kit (see
parts catalogue)
- CONTINUED: REPLACING PACKING AND RECOVERY
SEALS
3.2 - Disassemble the components of the
piston guide, checking the condition,
replace if necessary.
3.3 - For re-assembly: Invert operation.
❻ REPLACING THE PISTONS
4.1 - Remove the head (See ∂ ), then unscrew
the piston retainers.
4.2 - Slide off the ceramic pistons, check
their condition, and replace if necessary.
4.3 - For re-assembly: Invert above opera-
tions. Keep to torque rating and shown on
page 8.
❼ DISCHARGING OIL
5.1 - Remove oil dipstick, unscrew oil discharge plug,
then lean the pump sideways to the help empty the
pump.
NB: Oil pollutes the environment! Do not pour down drain!!
Ω REPLACING OIL SEALS
6.1 - Remove the head (See ∂ ),
● remove the ceramic pistons (See ❻),
● discharge oil (See ❼).
6.2 - Remove the oil seals and the O-
Rings, checking the seats and the piston
guides.
6.3 - Remove the rear cover gasket.
6.4 - For re-assembly: Invert above operations.
Keep to torque ratings as shown on page 8.